best 8000 BTUs Window Air Conditioner

Best 8000 BTU Window Air Conditioner in 2024

Experience great cooling with Della 048-TL-W8KI, the best 8000 BTU window air conditioner. Smart, energy-efficient, and ultra-quiet for improving your comfort.

In the scorching summer, owning a cost-effective window air conditioner has been the first choice for many small families. Window air conditioners feature easy installation, affordability, and strong applicability. The 8000 BTU Window AC models, in particular, are a popular choice among those who live in apartments, small houses, and dormitories.

However, there are many factors to consider when buying a window air conditioner. Don't worry, Della will help you compare six popular 8000 BTUs window air conditioners on the market, helping find the best unit for you.

In the article, Della will take several key factors that consumers care most about into account, including the price, energy efficiency, ease of installation, operational noise, and special features of each window AC.
For this purpose, we have selected several popular 8000 BTU window air conditioners for sale from the market, including products from LG, Della, GE, Windmill, Frigidaire, and Haier, for a detailed comparison.


  • Energy Efficiency: It has good energy efficiency ratio of about 12.0, making it an excellent choice for energy savings.
  • Price: Priced at around $289.00, it offers good value for money, making it ideal for budget limited consumers.
  • Special Features: It can be controlled remotely via Wi-Fi using a smartphone.
  • High Operational Noise: It has a relatively high noise around 58 dB, while producing about 52 decibels even in quiet mode.
  • Hard Installation: The unit is quite heavy, and customer feedback suggests that installation requires two people, particularly for fitting internal components and panels, which might take a considerable amount of time and specific skills.

Della 048-TL-W8KI

  • Energy Efficiency: The 8000 BTU window air conditioners is with an ENERGY STAR certification, it features a high EER of about 15. This allows it to save energy effectively, and save around 40% on energy costs.
  • Installation: It has a complete installation kit, and most users report that the installation process is simple.
  • Noise Level: In sleep mode, it runs at just 42dB, which is much quieter than other window air conditioners. It is allowed for you to have a peaceful sleep (for reference, a library typically has a noise level of around 40dB).
  • Smart Control: Della offers the smart control app DELLA+, which allows you to operate the air conditioner remotely on your phone.
  • Smart Start/Stop: The air conditioner features a location function, automatically turning on when you arrive home and off when you leave, which is incredibly convenient.
  • Inverter Technology: It has inverter technology, which not only saves energy and reduces electricity costs but also maintains a desired room temperature constantly, improving your living comfort.
  • Price: Its price is relatively high compared to other 8000 BTU window air conditioners. However, considering its overall performance and multiple advanced smart features, it's still worth the price.


  • Price: It has a high cost of performance with its price around $329, which is moderate in the market.
  • Smart Control: Equipped with the SmartHQ app, it allows for remote control and voice control, providing a convenient and smart operation experience.
  • Energy Efficiency: With an EER of approximately 11.4 and ENERGY STAR certification, it features an energy-saving mode that helps reduce energy consumption.
  • Low Durability: Some consumers have reported issues with the material quality, experiencing corrosion and refrigerant leaks within 1 month to 1 year.
  • Wi-Fi Connection Issues: Some users have mentioned unstable Wi-Fi connections, resulting in poor smart operation experience.

Windmill WhisperTech 08W2Wi

  • Energy Efficiency: With an energy efficiency ratio of 15.07 and ENERGY STAR certification, this air conditioner can effectively reduce electricity bills.
  • Installation: Some equipment has been pre-assembled in the installation kit, allowing users to install the left part themselves quickly.
  • Noise Level: It operates as low as 42 dBs in silent mode and up to 60 dBs in normal running, making it suitable for quiet environments.
  • Special Features: It provides a mobile app for remote control compatible with Amazon Alexa and Google Assistant. It also features eco mode and automatic shutoff functions.
  • High Price: It is a little higher than similar products at around $399. While it offers corresponding features and performance, it may not fit most.
  • Temperature Control Issues: Some users have provided feedback that the thermostat is inaccurate in eco mode, resulting in unsatisfactory cooling performance.
  • Compatibility Issues: Users have mentioned difficulties connecting the app with Android phones, indicating potential compatibility problems on certain devices.

Frigidaire GHWQ083WC1

  • Energy Efficiency: With an EER of approximately 15.0, it gains ENERGY STAR certification. So it can significantly cut down on energy costs.
  • Installation: Easy to install, with few users mentioning any difficulties.
  • Noise Level: Runs quietly with a noise level of just 42dB in silent mode, making it suitable for use in bedrooms.
  • Special Features: It is able to connect to Wi-Fi and be controlled via a mobile app. The design directs cool air upwards, improving indoor air circulation.
  • Cooling Capacity: Some users have reported that the cooling performance is not as good as advertised.
  • Fairly High Price: With a price of $469, it is much more expensive than other 8000 BTU window air conditioners.
  • Product Reliability: Some users have provided feedback that there are malfunctions within a year, particularly with cooling performance. Some users have also found the connection system to be unreliable.

Haier ESAQ406T

  • Noise: The Haier ESAQ406T is known for its quiet performance, with noise levels as low as 43 dBs, suitable for users who need a quiet environment.
  • Energy Efficiency: This air conditioner has a high energy efficiency ratio of 12.2 and gains ENERGY STAR certification, helping to decrease electricity bills.
  • Special Features: It supports control via smart devices, features with dehumidification and energy-saving functions, and offers a 24-hour timer.
  • Installation Challenge: Despite clear installation guidelines, its weight may require assistance from the other people to complete installation.
  • A Bit High Price: The official website lists this model at $349, which might be slightly high for many window air conditioner users.

Our Top Pick for 8000 BTUs Window Air Conditioner: Della 048-TL-W8KI

After comparing several products mentioned above, we highly recommend the Della 048-TL-W8KI window air conditioner. Despite its slightly higher price, its smart control features and excellent user experience make it stand out among many popular window air conditioners.
The Della 048-TL 8000 BTU window air conditioner not only includes the Della+ smart app for remote control and location-based automatic on/off, but also features a 42dB ultra-quiet sleep mode, which keeps cooling the room and improving air quality, significantly improving home comfort. Furthermore, its Energy Star certification and inverter technology provide great assurance in terms of energy efficiency. Most importantly, its reliable performance without any issues ensures robust reliability for these smart technologies experiences.

Who is Della?

Della is a brand dedicated to providing high-quality air conditioners aimed at improving consumers' life quality with its superior products. In addition to the 048-TL model, Della offers a variety of other 8000 BTUs window air conditioner models that cater to small spaces such as bedrooms and bathrooms, meeting diverse consumer needs. Della also introduces a range of split-system and portable air conditioner products, ensuring that every customer can find their best cooling equipment.



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