MilleLoom Smart 6000 BTU Window Air Conditioner with WiFi, vs Soleus Air 6,000 BTU Over-the-Sill Air
Updated July 2026 — MilleLoom Smart 6000 BTU Window Air Conditioner with WiFi, wins on room size and noise, Soleus Air 6,000 BTU Over-the-Sill Air wins on price and sill width.
The Smart 6000 BTU Window Air Conditioner offers better value and ease of use, while the Soleus Air 6 excels in innovative design and smart features.
Why MilleLoom Smart 6000 BTU Window Air Conditioner with WiFi, is better
price
Smart is $299 cheaper
installation
Smart has a simpler installation process
noise level
Smart operates at a lower sound level
Why Soleus Air 6,000 BTU Over-the-Sill Air is better
design
Soleus has an over-the-sill design
smart features
Soleus includes MyTemp sensor
view
Soleus does not obstruct the window view
Overall score
Specifications
| Spec | MilleLoom Smart 6000 BTU Window Air Conditioner with WiFi, | Soleus Air 6,000 BTU Over-the-Sill Air |
|---|---|---|
| Brand | MilleLoom | Soleus Air |
| WiFi | Yes | Yes |
| Modes | Cooling, Fan | Cooling, Fan, Dehumidifier |
| Filter | Washable | Washable |
| Control | App & Remote | Remote |
Dimension comparison
Price Comparison
When comparing prices, the Smart 6000 BTU Window Air Conditioner with WiFi is significantly more affordable than the Soleus Air 6. Priced at $170.99, the Smart unit is about 63% cheaper than the Soleus Air, which retails for $469.99. The cost difference of $299 is substantial, making the Smart model a more attractive option for budget-conscious consumers. Additionally, the average price over the last 90 days for the Smart unit is $184.05, indicating potential savings if purchased now. For those looking to save, choosing the Smart air conditioner may be the best financial decision.
Installation Process
The installation process of the two air conditioners contrasts notably. The Smart air conditioner boasts an easy installation with a quick-snap bracket that requires minimal effort. It is compatible with single-hung or double-hung windows and is designed for straightforward setup without the need for additional tools. In comparison, the Soleus Air 6 offers a unique over-the-sill design that eliminates the need for drilling holes or damaging window frames, making it tool-free and easy to install. This design allows the window to remain fully functional while providing a clear view outside. Each unit offers a hassle-free installation, but the Soleus Air's innovative design may appeal more to those looking for an even simpler setup.
Cooling Capacity
Both air conditioners provide the same cooling capacity of 6000 BTUs, suitable for rooms up to 350 square feet. This capacity is ideal for bedrooms, offices, and small living spaces. The Smart air conditioner, with its multifaceted features, not only cools but also serves as a dehumidifier and fan, enhancing its versatility. On the other hand, the Soleus Air 6 incorporates a unique MyTemp sensor that helps maintain the desired temperature based on the user's location in the room, promoting tailored comfort. While both units are capable of cooling the same area, the additional features of the Soleus Air may provide enhanced comfort for specific needs.
Noise Levels
Noise levels are a crucial factor in selecting an air conditioner, especially for nighttime use. The Smart air conditioner operates at a sound level as low as 50 dB, making it particularly quiet and suitable for sleep mode. This feature is designed to increase the temperature gradually over the evening, ensuring a comfortable sleep environment. In contrast, the Soleus Air 6 emphasizes its quiet operation by moving noise outside the wall, effectively reducing indoor sound levels. While both units promote quiet operation, the Smart air conditioner provides specific sound level measurements, making it a strong choice for those prioritizing low noise.
Smart Features
Smart connectivity is a standout feature of both air conditioners. The Smart air conditioner integrates with the Smarthq application, allowing users to control and monitor the unit remotely from their smartphones. Additionally, it is compatible with popular voice assistants, enhancing convenience. The Soleus Air 6 also offers Wi-Fi capabilities, enabling remote control from anywhere and compatibility with devices like Alexa and Google Home. Each unit provides valuable smart features, but the Smart air conditioner's app-based control could be more appealing to tech-savvy users looking for a comprehensive smart home integration.
Maintenance Ease
In terms of maintenance, both air conditioners offer user-friendly features. The Smart air conditioner includes a slide-out filter that allows for easy cleaning without disassembling the unit, ensuring efficient performance by capturing dust and debris. Conversely, the Soleus Air 6 features a washable and reusable filter that can be rinsed every few weeks, promoting peak performance with minimal effort. Both models prioritize maintenance simplicity, but the Smart air conditioner’s easy access to the filter might resonate better with users who prefer quick upkeep.
Design and Aesthetics
Design plays a significant role in how air conditioners fit into home décor. The Smart air conditioner has a traditional window unit appearance, designed to fit snugly in standard windows. Its compact design is suited for various spaces, including bedrooms and living rooms. On the other hand, the Soleus Air 6 features an innovative over-the-sill design that not only saves space but also prevents obstruction of the view outside. This design allows users to open the window without removing the unit, maintaining aesthetics while ensuring functionality. For those who prioritize a clear view and unique design, the Soleus Air may be the more appealing option.
Which should you buy?
Ultimately, the choice between the Smart 6000 BTU Window Air Conditioner with WiFi and the Soleus Air 6 comes down to personal priorities and budget. If cost-effectiveness and easy installation are key factors, the Smart air conditioner is an excellent option at $170.99. However, if innovative design and smart features like the MyTemp sensor are more important, investing in the Soleus Air 6 at $469.99 may be worthwhile. Each air conditioner brings distinct advantages, so consider your specific needs to make the best choice for your cooling requirements.

