Choosing the thinnest window air conditioner can help save space without sacrificing cool comfort. This guide highlights some of the best slim window air conditioners ideal for small to medium rooms. Below is a summary of the selected models for quick comparison.
Model | BTU Capacity | Coverage Area | Noise Level | Smart Features |
---|---|---|---|---|
GE 5,000 BTU Window AC | 5,000 BTU | Up to 150 sq ft | Low noise | No |
Frigidaire 5,000 BTU AC | 5,000 BTU | Up to 250 sq ft | 52 dBA | No |
Midea 5,000 BTU EasyCool | 5,000 BTU | Up to 150 sq ft | Quieter than refrigerator | No |
LG 10,000 BTU Smart AC | 10,000 BTU | Up to 450 sq ft | 44 dB | Yes, WiFi and voice control |
Midea MAW08V1QWT U-Shaped AC | Not specified | Not specified | 32 dBA ultra quiet | Yes, WiFi smart control |
Content Navigation
- GE 5,000 BTU Window Air Conditioner for Small Rooms
- Frigidaire 5,000 BTU Window Air Conditioner with Quiet Operation
- Midea 5,000 BTU EasyCool Compact Window AC
- LG 10,000 BTU Smart Window Air Conditioner with WiFi
- Midea MAW08V1QWT U-Shaped Ultra Quiet Window AC
- Buying Guide for Thinnest Window Air Conditioners
GE 5,000 BTU Window Air Conditioner for Small Rooms

This GE 5,000 BTU mechanical window air conditioner effectively cools rooms up to 150 sq ft, making it suitable for small bedrooms, studios, or home offices. It includes an easy install kit to get you started quickly. The unit operates with low to near silent noise levels, fitting for nighttime use where minimal disruption is desired. Featuring manual adjustable fan and cooling settings, this unit provides simple, reliable cooling without complex controls.
Frigidaire 5,000 BTU Window Air Conditioner with Quiet Operation

The Frigidaire 5,000 BTU window-mounted air conditioner cools up to 250 sq ft with quiet operation rated at 52 dBA. It offers effortless temperature control with two fan speeds to maintain consistent comfort levels. The washable filter simplifies maintenance by capturing dust effectively. Ideal for small spaces, this unit fits well in bedrooms and offers a balance of performance and energy efficiency without complicated controls.
Midea 5,000 BTU EasyCool Compact Window AC

The Midea EasyCool 5,000 BTU window air conditioner is built for smaller rooms up to 150 sq ft. Its mechanical controls include 7 temperature settings and multiple fan speeds featuring 2-way air direction. The energy-efficient design with a CEER of 11.0 reduces power costs. It operates quieter than a household refrigerator, making it suitable for bedrooms or offices. The removable reusable filter supports easy cleaning and improved air quality.
LG 10,000 BTU Smart Window Air Conditioner with WiFi

The LG 10,000 BTU Smart Window Air Conditioner cools larger rooms up to 450 sq ft using dual inverter technology for ultra quiet operation at 44 dB. It is up to 25% more energy efficient than Energy Star requirements. The AC supports LG ThinQ smart features, allowing remote control via phone or voice assistants like Amazon Alexa and Google Assistant. Its smart capabilities suit tech-savvy users desiring comfort customization and remote access.
Midea MAW08V1QWT U-Shaped Ultra Quiet Window AC

This innovative Midea U-Shaped window air conditioner is designed to reduce noise by using your window to block sound outside. It features an inverter system that achieves ultra low noise levels as low as 32 dBA, much quieter than traditional units. The unit delivers over 35% energy savings with its advanced DC inverter technology, holding an ENERGY STAR certification. Additionally, it supports smart Wi-Fi control compatible with Alexa and Google Assistant for convenient operation.
Buying Guide for Thinnest Window Air Conditioners
When selecting a thin and compact window air conditioner, consider these key factors that impact performance, convenience, and suitability for your space.
- Size and Dimensions: Confirm the physical depth and installation requirements. Thinner units save window space and often look sleeker.
- Cooling Capacity (BTU): Match the BTU rating to your room size—too low will underperform, too high wastes energy. Small rooms typically need 5,000 BTU, while larger rooms demand more.
- Noise Level: Pay attention to the decibel rating (dBA) if you want quiet operation, especially for bedrooms or offices.
- Energy Efficiency: Look for ENERGY STAR certification or high CEER ratings to reduce electricity bills and environmental impact.
- Smart Features: Wi-Fi connectivity and voice control add convenience for remote adjustment and integrations with smart homes.
- Installation and Maintenance: Consider ease of installation—many models come with kits and clear instructions. Removable, washable filters help maintain air quality and unit efficiency.
- Control Options: Evaluate control interfaces—mechanical knobs offer simplicity, while remote or smart app control offers flexibility.
- Airflow and Modes: Multiple fan speeds, cooling modes, and directional vents enhance comfort customization.
- Budget and Brand Reliability: Balance features with price and opt for reputable brands known for quality and support.
Taking these aspects into account will help you find a thin window air conditioner that fits your space, noise tolerance, and smart home preferences, delivering efficient cooling without sacrificing room aesthetics or functionality.