DELLA 5000 BTU Smart Window Air Conditioner, Works vs MERXENG Window Air Conditioner WiFi 6000 BTU, Smart Window
Updated July 2026 — DELLA 5000 BTU Smart Window Air Conditioner, Works wins on smart and install, MERXENG Window Air Conditioner WiFi 6000 BTU, Smart Window wins on cooling and price.
The Window Air Conditioner WiFi 6000 BTU offers better cooling capacity, energy efficiency, and a lower price, making it the better value, while the Della unit excels in smart home integration and installation convenience.
Why DELLA 5000 BTU Smart Window Air Conditioner, Works is better
Smart Features
Della supports Alexa voice control, enhancing smart home integration
Installation
Della includes pre-assembled side panels for easier setup
Customer Service
Della offers 24/7 live chat support and a 1-year warranty
Why MERXENG Window Air Conditioner WiFi 6000 BTU, Smart Window is better
Price
Window AC costs $195.99 vs Della's $229.96, about 17% cheaper
Cooling Capacity
Window AC cools up to 250 sq ft vs Della's 150 sq ft
Energy Efficiency
Window AC has CEER 11.5 vs Della's 11.0, saving more energy
Overall score
Specifications
| Spec | DELLA 5000 BTU Smart Window Air Conditioner, Works | MERXENG Window Air Conditioner WiFi 6000 BTU, Smart Window |
|---|---|---|
| Price | $229.96 | $195.99 |
| Cooling Capacity | 5000 BTU / 150 sq ft | 6000 BTU / 250 sq ft |
| Energy Efficiency (CEER) | 11.0 | 11.5 |
| Smart Features | Alexa, App, Remote | App, Remote |
| Noise Level | 51 dB | 50 dB |
| Installation | Pre-assembled panels | Detailed manual |
| Filter Cleaning | Slide-out washable filter | Pull & wipe washable filter |
Dimension comparison
Price Comparison
The Della 5000 BTU Smart Window Air Conditioner is priced at $229.96, while the Window Air Conditioner WiFi 6000 BTU comes in at $195.99. This makes the Window Air Conditioner approximately 17% cheaper than the Della model. Given this price difference, budget-conscious consumers may find the Window Air Conditioner to be a more appealing option. However, it's essential to consider the features and performance each unit offers alongside their price points.
Cooling Capacity
The Della unit has a cooling capacity of 5000 BTU, suitable for spaces up to 150 square feet. In contrast, the Window Air Conditioner boasts a higher cooling capacity of 6000 BTU, making it capable of cooling areas up to 250 square feet. This difference in cooling capability means that the Window Air Conditioner can effectively serve larger rooms, which may be a significant factor for those looking to cool larger living areas or bedrooms.
Energy Efficiency
Both air conditioners feature commendable energy efficiency ratios, but the Window Air Conditioner slightly edges out with a Combined Energy Efficiency Ratio (CEER) of 11.5 compared to Della's 11.0. This results in the Window Air Conditioner potentially saving homeowners slightly more on energy costs, helping to keep utility bills lower over time. Given the rising costs of energy, the marginal difference in efficiency could influence purchasing decisions.
Smart Features
The Della air conditioner integrates seamlessly with Alexa, allowing for voice control, while also being operable via a mobile app. The Window Air Conditioner offers similar smart capabilities with remote and app control, providing users with the convenience of managing their cooling from anywhere. Both products are designed for modern living, but Della's compatibility with Alexa may appeal more to users already invested in smart home technology.
Noise Levels
In terms of noise operation, the Della air conditioner operates at sound levels as low as 51 dB, which is relatively quiet for a window unit. The Window Air Conditioner, on the other hand, operates at an even quieter 50 dB. This slight difference may not seem significant, but for those sensitive to noise, it could make the Window Air Conditioner the more appealing choice for bedrooms or quiet spaces.
Installation Process
Both air conditioners are designed for easy installation. The Della unit features a compact design that fits windows 23" to 34" wide, making it user-friendly for most installations. The Window Air Conditioner also emphasizes easy assembly, with a detailed instruction manual provided. While both units promise a hassle-free setup, Della's pre-assembled side panels may simplify the installation process even further for some users.
Maintenance and Cleaning
When it comes to maintenance, both units feature washable and reusable filters. The Della model allows for quick and hassle-free cleaning, as the filter slides out easily. Similarly, the Window Air Conditioner emphasizes easy filter removal with a simple pull-and-wipe method. This design consideration in both products ensures that users can maintain optimal performance without the need for extensive disassembly, making both options appealing for those who prefer low-maintenance appliances.
Which should you buy?
Choosing between the Della 5000 BTU Smart Window Air Conditioner and the Window Air Conditioner WiFi 6000 BTU ultimately depends on your specific cooling needs and preferences. If you're looking for a more affordable option with a higher cooling capacity and slightly better energy efficiency, the Window Air Conditioner is the clear choice at $195.99. However, if smart home integration with Alexa and a proven track record of customer service are high on your priority list, the Della unit, priced at $229.96, might be worth the extra investment. Evaluate your requirements carefully to make the best decision for your space.

