LG 12,200 BTU Window Air Conditioner with vs MERXENG Window Air Conditioner WiFi 6000 BTU, Smart Window
Updated July 2026 — LG 12,200 BTU Window Air Conditioner with wins on cooling area and price, MERXENG Window Air Conditioner WiFi 6000 BTU, Smart Window wins on fan speeds.
The LG model excels in cooling capacity and heating functionality, while the MERXENG unit is a budget-friendly option for smaller spaces. Choose based on your specific needs.
Why LG 12,200 BTU Window Air Conditioner with is better
Cooling Capacity
Cools up to 570 sq. ft. compared to 250 sq. ft.
Heating Functionality
Includes supplemental heating feature.
Sales Rank
Higher sales rank indicates better market performance.
Why MERXENG Window Air Conditioner WiFi 6000 BTU, Smart Window is better
Price
Significantly cheaper at $195.99.
Energy Efficiency
Higher CEER of 11.5.
Smart Features
Includes smart app control.
Overall score
Specifications
| Spec | LG 12,200 BTU Window Air Conditioner with | MERXENG Window Air Conditioner WiFi 6000 BTU, Smart Window |
|---|---|---|
| Cooling BTU | 12200 | 6000 |
| Heating BTU | N/A | N/A |
| Energy Efficiency | N/A | 11.5 |
| Remote Control | Yes | Yes |
| App Control | No | Yes |
Dimension comparison
Overview
In the realm of air conditioners, the LG 12,200 BTU model and the MERXENG 6,000 BTU unit cater to different needs and preferences. While the LG model is designed to cool larger spaces with an added heating feature, the MERXENG unit is a smart, energy-efficient option for smaller rooms.
The LG model is priced at $499.99, while the MERXENG unit is significantly cheaper at $195.99, making it about 61% less expensive. This price difference is indicative of their respective capabilities and intended use.
Cooling Capacity
When it comes to cooling capacity, the LG 12,200 BTU window air conditioner is designed for larger areas, effectively cooling spaces of up to 570 square feet. In contrast, the MERXENG 6,000 BTU model is suitable for smaller rooms, cooling up to 250 square feet. This difference in cooling capacity makes the LG unit a better choice for larger living spaces, while the MERXENG is ideal for bedrooms or smaller living areas.
The substantial difference in cooling capacity is also reflected in their respective sales ranks; the LG model ranks 149,608, whereas the MERXENG ranks much higher at 40,045, likely due to its affordability and suitability for a broader range of smaller spaces.
Heating Functionality
The LG model stands out with its supplemental heating feature, which is especially beneficial for cooler days. This dual functionality allows users to not only cool their spaces but also add warmth when needed, making it a versatile choice throughout the year. The MERXENG unit, on the other hand, lacks this heating option entirely, limiting its use to cooling only.
For consumers living in regions with varying climates, the LG’s heating capability could be a significant advantage, providing year-round comfort without the need for a separate heating appliance.
Energy Efficiency
Energy efficiency is a crucial factor for many consumers, and both air conditioners offer features aimed at reducing energy consumption. The MERXENG unit boasts a high Combined Energy Efficiency Ratio (CEER) of 11.5, complemented by energy-saving modes such as Sleep and ECO. This makes it a great option for those looking to minimize their utility bills.
The LG model, while not specifically detailed in energy efficiency metrics, is still designed to operate quietly and effectively. However, it does not advertise energy-saving features to the same extent as the MERXENG, which may appeal to energy-conscious buyers.
Noise Levels
Both units operate at a low noise level of 50 dB, making them suitable for quiet environments like bedrooms or offices. This low noise performance is particularly appealing for those sensitive to sound, as both models promise to operate at sound levels comparable to a library.
While both units claim similar noise levels, the LG's additional features may lead to more consistent performance in larger spaces, where noise could potentially be more disruptive.
Control Options
The MERXENG air conditioner offers modern control options, including remote control and smart app capabilities, allowing users to manage their unit from anywhere within Wi-Fi range. This feature is particularly attractive for tech-savvy consumers who value convenience and ease of use.
In comparison, the LG model comes with a remote control but lacks smart app integration. This means that while it still offers convenience, it may not appeal to those who desire the latest technology in home appliance management.
Installation Process
Both air conditioners come with easy installation kits, ensuring a hassle-free setup experience. The LG unit is designed with a slide-in-out chassis, which may simplify the installation process in various window types.
The MERXENG unit also emphasizes easy assembly, with detailed instructions included. However, the LG’s design may provide additional flexibility for various window sizes, which can be a deciding factor for consumers with unique installation needs.
Maintenance and Cleaning
Maintenance is an important consideration for air conditioners, and both units are designed for easy cleaning. The MERXENG model features a washable filter that can be easily removed and cleaned without disassembling the unit. This user-friendly design is a plus for those who prioritize easy maintenance.
The LG model also includes a removable and washable filter, promoting clean air circulation. Both units aim to make maintenance straightforward, but the MERXENG's emphasis on simplicity may appeal more to busy consumers looking for low-effort upkeep.
Which should you buy?
Choosing between the LG 12,200 BTU window air conditioner and the MERXENG 6,000 BTU model ultimately depends on your specific needs. If you're looking for a versatile unit capable of cooling larger spaces while providing heating functionality, the LG model is an excellent choice, albeit at a higher price of $499.99.
However, if budget is a primary concern and your cooling needs are modest, the MERXENG unit is a smart, energy-efficient option priced at $195.99, making it about 61% cheaper. Ultimately, your decision should consider your space requirements, budget, and desired features.

