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Best Air Conditioners Buying Guide

Air Conditioners
Looking to buy a new Air Conditioners? This comprehensive guide is packed with essential tips, insights, and information on various types of air conditioners, must-know features, top brands, and pricing. Stay cool and make an informed choice.

Top 5 Best Air Conditioners

BLACK+DECKER Air Conditioner

BLACK+DECKER Air Conditioner Best Values

14,000 BTU Air Conditioner Portable for Room up to 700 Sq. Ft. with Remote Control, White
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Frigidaire FFRA051WAE Window-Mounted Room Air Conditioner

Frigidaire Window-Mounted Room Best Values

Frigidaire FFRA051WAE Window-Mounted Room Air Conditioner, 5,000 BTU with Temperature Control and Easy-to-Clean Washable Filter, in White
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Pioneer Air Conditioner Wall Mount

Pioneer Air Conditioner Wall Mount Best Values

Pioneer Air Conditioner WYS009A-20 Wall Mount Ductless Inverter+ Mini Split Heat Pump, 9000 BTU-110/120V
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Vremi 12000 BTU Portable Air Conditioner

Vremi Portable Air Conditioner Best Values

Vremi 12000 BTU Portable Air Conditioner – Easy to Move AC Unit for Rooms up to 350 Sq Ft – with Powerful Cooling Fan, Reusable Filter, Auto Shut Off (8150 BTU New DOE)
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Goodman 5 Ton 14 Seer Air Conditioning System

Goodman 5 Ton 14 Seer Air Conditioning Best Values

Goodman 5 Ton 14 Seer Air Conditioning System with Multi Position Air Handler
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Shopping new Air Conditioners? Read about types, features, and other must-know topics in our air conditioner buying guide. Looking to shop for new air conditioners? Our Best Air Conditioners Buying Guide 2023 is here to help! This comprehensive guide is packed with essential tips, insights, and information on various types of air conditioners, must-know features, top brands, and pricing.

Whether you’re looking for a window unit, a portable solution, or a central air conditioning system, our guide has got you covered. Make the right choice for your cooling needs with our expert advice. Say goodbye to hot and uncomfortable days, and hello to cool, refreshing air!

Definition of Air Conditioners

Key features of air conditioners typically include a cooling unit, a mechanism to circulate and filter air, and various control options. Air conditioners work by drawing in warm or hot air, removing the heat and humidity, and then releasing cooler and drier air into the enclosed space. They help maintain a comfortable indoor temperature and improve air quality.

Air conditioners are available in various types, including window units, portable units, split-systems, ductless mini-split systems, and central air conditioning systems. Each type has unique advantages and applications, allowing individuals to choose the most suitable option for their specific cooling needs.

In addition to cooling, many modern air conditioners offer features such as heating, air purification, and dehumidification. They play a crucial role in enhancing living and working conditions, improving sleep quality, and protecting sensitive equipment and materials in various settings.

Senville LETO Air Conditioner

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Senville LETO Series Mini Split Air Conditioner Heat Pump, 9000 BTU 110/120V, Inverter, Works with Alexa, SEER2 21.5, White

Everything You Need to Know About Air Conditioners Before Buying

Before buying an air conditioner, it’s important to consider several factors to make an informed decision. Air conditioners provide comfort by cooling indoor spaces and controlling humidity. Here’s everything you need to know before purchasing one:

Air conditioners, often referred to as AC or A/C, are electrical appliances or systems designed to control and modify the indoor climate of a space, primarily by regulating its temperature and humidity. These devices are commonly used in homes, offices, commercial buildings, and vehicles to provide a more comfortable and controlled environment, especially during hot or humid weather.

  • Types of Air Conditioners: There are various types of air conditioners, including window units, portable units, split-systems, and central air conditioning. Choose the type that suits your needs and installation options.
  • Cooling Capacity (BTU): Cooling capacity is measured in British Thermal Units (BTU). Select an air conditioner with the appropriate BTU rating for the size of the room. A unit that’s too small won’t cool effectively, and one that’s too large may waste energy.
  • Energy Efficiency (EER and SEER): Look for Energy Efficiency Ratio (EER) for window units and Seasonal Energy Efficiency Ratio (SEER) for central air conditioners. Higher EER and SEER ratings indicate better energy efficiency.
  • Installation and Maintenance: Consider the ease of installation and maintenance. Some units require professional installation, while others can be installed as a DIY project. Maintenance needs, like filter changes, should also be manageable.
  • Noise Level: Check the noise level in decibels (dB) of the air conditioner. Quieter units are more comfortable, especially in bedrooms and living spaces.
  • Remote Control and Smart Features: Many modern air conditioners come with remote controls and smart features that allow you to control the unit via a smartphone app or voice commands.
  • Adjustable Fan Speeds: Having multiple fan speed settings helps customize airflow and comfort.
  • Dehumidification Function: Some air conditioners also dehumidify the air, which can be beneficial in humid climates.
  • Air Quality Features: Certain models include air quality features like air purifiers and filters to remove allergens and improve indoor air quality.
  • Location and Installation: Choose an installation location that allows efficient cooling without obstruction. For window units, ensure proper window dimensions. Split-systems and central air require outdoor and indoor unit placement.
  • Energy Source: Determine whether you want a standard electric air conditioner or a more energy-efficient option like a heat pump or ductless mini-split system.
  • Price and Operating Costs: Set a budget for your air conditioner purchase and consider the long-term operating costs, including energy bills and maintenance.
  • Brand and Customer Reviews: Research reputable air conditioner brands and read customer reviews to assess reliability, durability, and customer satisfaction.
  • Warranty: Check for a manufacturer’s warranty. A good warranty can provide peace of mind in case of defects or issues.
  • Environmental Considerations: If sustainability is a concern, look for eco-friendly models that use refrigerants with low global warming potential (GWP) and ozone-friendly technologies.
  • Climate and Cooling Needs: Consider your local climate and specific cooling needs. Different models are better suited for various climates and room sizes.
  • Air Conditioner Sizing: Consult a professional or use an online sizing calculator to determine the right size air conditioner for your space.

By considering these factors, you can choose an air conditioner that best suits your comfort needs and energy efficiency goals. Properly sizing and maintaining your unit ensures it will efficiently cool your indoor spaces and provide comfort throughout the warmer months.

Top 10 Air Conditioner Brands

Which AC brand is best?

Check out our list of the top 10 Air Conditioner brands, based on our extensive research and methodology:
American Standard: Providing the best value for your money
Frigidaire: Perfect for window-mounted units
Lennox: Leading the way in energy efficiency
Trane: Offering the best warranty
Amana: Ensuring top-notch comfort control
American Standard: Providing the best value for your money
York: Bringing years of experience to the table
Carrier: The ultimate in performance
Ruud: Offering the most affordable options
Goodman: Known for exceptional longevity
Rheem: The go-to choice for smart homes

These brands are the cream of the crop when it comes to air conditioners.

What are the various types of Air Conditioners

Air conditioners come in several types, each designed for specific applications and installation requirements. Understanding the different types of air conditioners can help you choose the one that best suits your needs. Here are the common types of air conditioners:

  • Window Air Conditioners: These are compact, self-contained units that fit into a window or an opening in a wall. They are typically designed for cooling single rooms or small spaces.
  • Portable Air Conditioners: Portable AC units are freestanding and mobile. They are suitable for cooling a specific room and are easy to move from one area to another. They require a window for venting hot air.
  • Split-System Air Conditioners: Split-system air conditioners consist of two main components: an indoor unit (evaporator) and an outdoor unit (condenser). They are connected by refrigerant lines and can cool single rooms or multiple areas using multiple indoor units.
  • Ductless Mini-Split Systems: Ductless mini-split systems are similar to split-system ACs but do not require ductwork. They consist of an outdoor unit and one or more indoor air handlers, making them suitable for zoned cooling in different areas of a home.
  • Central Air Conditioning: Central AC systems are designed to cool entire homes or buildings. They use a network of ducts to distribute cool air throughout the space. Central AC is often more expensive to install but provides even cooling throughout the building.
  • Heat Pumps: Heat pumps are versatile systems that can both heat and cool a space. They work like split-system air conditioners but can reverse the refrigeration cycle to provide heating during colder months.

SereneLife Air Conditioner

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SereneLife SLPAC12.5 SLPAC 3-in-1 Portable Air Conditioner with Built-in Dehumidifier Function,Fan Mode, Remote Control, Complete Window Mount Exhaust Kit, 12,000 BTU, White
  • Packaged Terminal Air Conditioners (PTACs): PTAC units are often used in hotels and apartment buildings. They are self-contained and fit into a wall sleeve. Each unit can cool a single room and has its own thermostat.
  • Through-the-Wall Air Conditioners: These units are similar to window ACs but are installed through a hole in the wall rather than in a window. They are a permanent cooling solution for specific rooms.
  • Geothermal Heat Pumps: Geothermal heat pumps use the consistent temperature of the earth to provide both heating and cooling. They are energy-efficient but typically more expensive to install.
  • Hybrid Air Conditioners: Hybrid air conditioners combine an air conditioner with a heat pump. They can switch between electric cooling and more energy-efficient heat pump heating depending on the conditions.
  • Evaporative Coolers (Swamp Coolers): Evaporative coolers use the natural process of evaporation to cool the air. They are effective in dry, arid climates and require a constant source of water. Top 7 Best Evaporative Coolers
  • Window/Wall Air Conditioner Heaters: These units are designed to both cool and heat a room. They can be a cost-effective solution for year-round temperature control.

Choosing the right type of air conditioner depends on factors like the size of the space, your cooling needs, and your budget. Each type has its own advantages and limitations, so it’s important to consider these factors when making a decision.

How To Size Your Air Conditioner

Sizing your air conditioner correctly is essential to ensure optimal cooling and energy efficiency. An air conditioner that’s too small may struggle to cool the space, while one that’s too large can waste energy and lead to uneven cooling. Here’s how to properly size your air conditioner:

  1. Calculate the Square Footage: Measure the length and width of the room or area you want to cool. Multiply these dimensions to find the square footage. For multiple rooms, calculate each room’s square footage separately.
  2. Determine the Cooling Capacity Needed: The cooling capacity of an air conditioner is measured in British Thermal Units (BTUs) per hour. You’ll need to match the BTU capacity to the square footage you calculated. As a rough guide, here’s a rule of thumb:
    • 5,000 to 6,000 BTUs: Suitable for rooms up to 250 square feet.
    • 7,000 to 8,000 BTUs: Suitable for rooms up to 350 square feet.
    • 9,000 to 10,000 BTUs: Suitable for rooms up to 450 square feet.
    • 11,000 to 12,000 BTUs: Suitable for rooms up to 550 square feet.
    • For larger spaces, add 4,000 BTUs for each additional 100 square feet.
  3. Consider Other Factors: Keep in mind that several other factors can affect the cooling load, such as:
    • Ceiling height: Higher ceilings require more cooling capacity.
    • Sunlight exposure: Rooms that receive direct sunlight may need additional cooling.
    • Insulation: Well-insulated rooms may require less cooling.
    • Number of occupants: More people in a room generate additional heat.
  4. Calculate Total Cooling Capacity: If you’re cooling multiple rooms with an air conditioner, add the required BTUs for each room together to find the total cooling capacity needed.
  5. Select the Right Air Conditioner: Choose an air conditioner that matches the calculated cooling capacity. It’s better to slightly oversize the unit if the calculated capacity falls between two standard unit sizes, but avoid significantly oversizing.
  6. Consult an HVAC Professional: For central air conditioning systems or if you have a complex situation, consider consulting an HVAC (Heating, Ventilation, and Air Conditioning) professional. They can perform a load calculation to accurately size the system.
  7. Check the Manufacturer’s Recommendations: Always check the manufacturer’s recommendations and guidelines for your chosen air conditioner. Manufacturers often provide sizing guidelines to help you select the right unit.

Keep in mind that an oversized air conditioner can lead to short cycling, where the unit turns on and off frequently, reducing efficiency and lifespan. Undersized units may struggle to maintain comfortable temperatures. Proper sizing is crucial for efficient and effective cooling, so take the time to calculate your cooling needs accurately before purchasing an air conditioner.

What Size Air Conditioner Do I Need?

Determining the size of the air conditioner you need involves calculating the cooling capacity in BTUs (British Thermal Units) based on the square footage of the space you want to cool. Here’s a step-by-step guide to help you find the right size air conditioner:

  • Measure the Space: Measure the length and width of the room or area you plan to cool. If you’re cooling multiple rooms, measure each room separately.
  • Calculate Square Footage: Multiply the length by the width of each room to find its square footage. For multiple rooms, calculate each room’s square footage individually.
  • Use a BTU Calculation: The general rule of thumb is that you need about 20 BTUs for every square foot of space. However, you should consider additional factors:
    • Sunlight: If the room receives a lot of direct sunlight, add 10% to the BTU calculation.
    • High Ceilings: If the room has high ceilings (over 8 feet), add 10% for each foot over 8 feet.
    • Additional Occupants: Add 600 BTUs for each additional person beyond two.
    • Kitchen Cooling: If the air conditioner will be used in a kitchen, add 4,000 BTUs.
  • Calculate Total Cooling Capacity: If you’re cooling multiple rooms or areas, add the BTU requirements for each room together to determine the total cooling capacity needed.
  • Choose the Appropriate Air Conditioner: Once you have the total BTU requirement, choose an air conditioner that matches or slightly exceeds this capacity. If the calculated BTU requirement falls between two standard unit sizes, it’s usually better to opt for the larger size.
  • Consider Energy Efficiency: While sizing your air conditioner, also consider its energy efficiency. Look for units with high SEER (Seasonal Energy Efficiency Ratio) ratings, as they are more energy-efficient and can save you money on operating costs.
  • Consult with a Professional: For more complex situations, such as central air conditioning systems or unusual room layouts, it’s advisable to consult with an HVAC (Heating, Ventilation, and Air Conditioning) professional. They can perform a comprehensive load calculation to ensure you get the right-sized unit.
  • Check Manufacturer Recommendations: Always check the manufacturer’s sizing guidelines for the specific air conditioner model you’re considering. Manufacturers often provide recommendations and guidelines for sizing to help you make an informed decision.

Properly sizing your air conditioner ensures that it efficiently cools your space and maintains a comfortable indoor environment. An undersized unit may struggle to keep the space cool, while an oversized unit can be less energy-efficient and lead to issues like short cycling. Taking the time to calculate your cooling needs accurately will help you choose the right air conditioner for your specific requirements.

Other Factors That Affect Air Conditioner Size Requirements

In addition to the square footage of the space you want to cool, several other factors can influence the size requirements for an air conditioner. Considering these factors is essential to ensure that your air conditioner is properly sized for your specific needs. Here are some other factors to consider:

  1. Climate and Region:
    • The local climate and region play a significant role in sizing an air conditioner. Hotter and more humid climates require larger units to handle the cooling load efficiently.
  2. Insulation:
    • The level of insulation in your home affects how well it retains cool air. Well-insulated homes typically require smaller air conditioners.
  3. Ceiling Height:
    • Rooms with high ceilings require more cooling capacity. For ceilings higher than 8 feet, you may need to add extra BTUs for each additional foot.
  4. Sunlight Exposure:
    • Rooms that receive direct sunlight for extended periods of the day will heat up more and require additional cooling capacity.
  5. Window Size and Type:
    • The size and type of windows in your home can affect heat gain. Large, single-pane windows allow more heat to enter than energy-efficient, double-glazed windows.
  6. Number of Occupants:
    • The number of people in a room generates body heat, adding to the cooling load. You should add 600 BTUs for each additional person beyond the first two.
  7. Appliances and Electronics:
    • Heat-generating appliances, such as computers, ovens, and TVs, can contribute to the cooling load and influence the required air conditioner size.
  8. Ductwork:
    • If you have central air conditioning with ductwork, the condition and insulation of the ducts can affect efficiency. Leaky or uninsulated ducts can result in energy loss.
  9. Humidity Levels:
    • High humidity levels can make a space feel warmer. While air conditioners primarily remove humidity, an oversized unit may not dehumidify effectively.
  10. Cooling Load Calculations:
    • A professional HVAC technician can perform a load calculation to accurately size your air conditioner. This process takes into account all these factors and ensures precise sizing.
  11. Future Additions or Changes:
    • Consider any future home additions or changes that may impact your cooling needs. It’s often better to size the air conditioner to accommodate potential increases in cooling load.
  12. Zoning:
    • If you’re using a split-system air conditioner with multiple indoor units, consider zoning to adjust cooling for specific areas. This allows you to use a smaller system for the entire home.
  13. Heat-Generating Activities:
    • Your lifestyle and activities can impact the cooling load. For instance, if you frequently cook with a hot stove, this will increase the load in the kitchen.

Taking these factors into account when sizing your air conditioner will help ensure that it’s neither too small to provide adequate cooling nor too large, which can lead to inefficiency and short cycling. Consulting with a professional HVAC technician for a thorough load calculation can be especially valuable for more complex situations.

How To Save Money on Air Conditioning

Air conditioning can be a significant expense, especially during hot summer months. To save money on air conditioning without sacrificing comfort, consider the following tips:

  • Set the Thermostat Wisely:
    • Adjust your thermostat to a higher temperature when you’re not at home. Programmable thermostats allow you to automate this process.
    • Keep your thermostat at a moderate temperature (around 78°F or 26°C) when you’re home. Every degree cooler increases energy consumption.
  • Use Fans:
    • Ceiling fans or portable fans help circulate cool air, making the room feel cooler. This can allow you to raise the thermostat temperature while maintaining comfort.
  • Seal Leaks and Insulate:
    • Seal any gaps or leaks around doors and windows to prevent cool air from escaping and warm air from entering.
    • Ensure your home is properly insulated to maintain a stable indoor temperature.
  • Close Curtains and Blinds:
    • Close curtains or blinds during the hottest part of the day to block out direct sunlight, which can significantly reduce the heat in your home.
  • Cook and Use Appliances Wisely:
    • Cook during cooler parts of the day or use a microwave, slow cooker, or toaster oven to avoid heating up the kitchen with a stove or oven.
    • Run heat-generating appliances like clothes dryers, dishwashers, and ovens in the evening or early morning when it’s cooler.
  • Regular Maintenance:
    • Keep your air conditioner well-maintained. Clean or replace filters regularly to ensure optimal efficiency.
    • Schedule annual professional maintenance to check for any issues that may affect performance.
  • Use a Programmable Thermostat:
    • Install a programmable thermostat to automate temperature adjustments, ensuring your home is cool when you need it and conserving energy when you don’t.
  • Zone Cooling:
    • If you have a ductless mini-split or central air system, consider zoning. This allows you to cool only the rooms in use, saving energy in unoccupied areas.
  • Upgrade to Energy-Efficient AC Units:
    • If your air conditioner is old and inefficient, consider upgrading to a more energy-efficient model with a high SEER (Seasonal Energy Efficiency Ratio) rating.
  • Use Natural Ventilation:
    • In the evening and early morning, when outdoor temperatures are cooler, open windows to let in fresh air and create cross-ventilation to cool your home naturally.
  • Seal Ducts:
    • If you have a central air system, have your ducts inspected and sealed if necessary. Leaky ducts can lead to energy loss.
  • Shade Your Outdoor Unit:
    • Ensure your outdoor AC unit is in the shade, as it will operate more efficiently when it’s not exposed to direct sunlight.
  • Limit Heat-Generating Activities:
    • Minimize activities that generate heat, such as running computers, incandescent lights, and electronics during the hottest parts of the day.
  • Upgrade Insulation and Windows:
    • If feasible, consider improving your home’s insulation and upgrading to energy-efficient windows to reduce the transfer of outdoor heat.
  • Use Heat-Reflective Roofing Materials:
    • If you’re re-roofing or building, consider using reflective or cool roofing materials to reduce heat absorption.

By implementing these energy-saving strategies, you can maintain a comfortable indoor environment while reducing your air conditioning costs. Keep in mind that a combination of these tips will likely provide the best results, depending on your specific situation and climate.

How To Hire a Professional Air Conditioners Installation Service

To hire a professional air conditioner installation service, or same Work Offers, follow these steps:

  • Research and gather a list of potential service providers in your area.
  • Check their credentials and certifications to ensure they are qualified to handle the installation.
  • Read reviews and testimonials from previous customers to gauge their reputation and quality of service.
  • Request quotes from multiple providers to compare prices and services offered.
  • Ask about their experience in installing air conditioners and any warranties or guarantees they provide.
  • Inquire about their availability and scheduling options to ensure they can accommodate your needs.
  • Make sure they have proper insurance coverage in case of any accidents or damages during the installation process.
  • Once you have gathered all the necessary information, choose the service provider that best fits your requirements and budget.
  • Contact the selected provider to schedule an appointment for the installation.
  • Make sure to communicate any specific requirements or preferences you have regarding the installation.

Note: The above steps are a general guideline. It’s always recommended to do thorough research and choose a reputable and reliable service provider for air conditioner installation.

10Expert Score

Customer reviews, such as the star ratings, provide valuable insights for customers to gather information about the product and determine if it suits their needs. We don’t rely on a basic average to determine the overall star rating and percentage

Easy to assemble
Easy to clean
Easy to use
Easy to install
Noise level
Value for money
Remote Control
Energy efficiency
  • Great little unit for what it does.
  • Vent air temp is 62 or cooler
  • Great unit for the price
  • Worked better then I expected!
  • Lifesaver in GA Summer!


Which is the best AC to purchase?

Determining the best AC to purchase depends on various factors such as room size, cooling capacity, energy efficiency, budget, and personal preferences. It’s recommended to consider these factors and research different AC models from reputable brands to find the one that suits your needs.
We recommend:

What Is a SEER Rating?

A SEER rating, or Seasonal Energy Efficiency Ratio, is a measure of the cooling efficiency of an air conditioning system. It represents the ratio of the cooling output (in British thermal units or BTUs) divided by the electrical energy input (in watt-hours) over a typical cooling season. Higher SEER ratings indicate more energy-efficient systems.

Best Air Conditioners Buying Guide
Best Air Conditioners Buying Guide
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