LG 5000 BTU Window Air Conditioners Easy vs Manastin 12,000 BTU U Shaped Window Air
Updated July 2026 — LG 5000 BTU Window Air Conditioners Easy wins on noise level, Manastin 12,000 BTU U Shaped Window Air wins on price and cooling area.
The Manastin unit offers superior cooling capacity and advanced features, making it the better choice for larger spaces. However, the LG model is more budget-friendly and quieter.
Why LG 5000 BTU Window Air Conditioners Easy is better
Price
LG is significantly cheaper at $189.
Noise Level
LG operates at a lower noise level of 50 dB.
Compact Size
LG is designed for small rooms up to 150 sq ft.
Why Manastin 12,000 BTU U Shaped Window Air is better
Cooling Capacity
Manastin cools up to 550 sq ft.
Energy Efficiency
Manastin has an Energy Saver mode.
Advanced Features
Manastin includes a remote control and 'My Temp' function.
Overall score
Specifications
| Spec | LG 5000 BTU Window Air Conditioners Easy | Manastin 12,000 BTU U Shaped Window Air |
|---|---|---|
| Cooling BTU | 5000 | 12000 |
| Fan Speeds | 2 | 1 |
| Installation | Easy | Easy |
| Remote Control | No | Yes |
| Washable Filter | Yes | Yes |
Dimension comparison
Cooling Capacity
The LG 5000 BTU Window Air Conditioner is designed to cool spaces up to 150 square feet, while the Manastin 12,000 BTU U-Shaped Window Air Conditioner can handle areas up to 550 square feet. The difference in cooling capacity is significant, with the Manastin unit providing nearly four times the cooling power of LG’s model. This makes the Manastin a better choice for larger rooms or open spaces, ensuring rapid and robust cooling that can effectively manage temperatures in bigger environments.
Design and Installation
The LG unit features a compact design intended for easy installation in double-hung windows, whereas the Manastin unit boasts a unique U-shaped design that allows for open window functionality. This innovative design of the Manastin not only provides a secure fit but also keeps the noisy compressor outside, which can enhance indoor comfort. Additionally, both units come with installation kits, but the Manastin’s design may offer a more versatile installation experience, accommodating various window types.
Energy Efficiency
The Manastin air conditioner includes an Energy Saver mode that cycles the fan on and off with the compressor to reduce energy consumption. While the LG unit also has an energy-saving feature, the Manastin’s design allows for greater efficiency, particularly in larger spaces where cooling needs fluctuate. The LG model is priced at $189.00, making it about 56% cheaper than the Manastin’s price of $429.98, but users should consider the potential for higher energy bills with a less powerful unit when evaluating long-term costs.
Noise Levels
The LG air conditioner operates at sound levels as low as 50 dB, making it a quiet option for those sensitive to noise. In contrast, while the Manastin’s noise levels are not specified, the design suggests a quieter operation since the compressor is situated outside. For users prioritizing a peaceful environment, the LG model might be more appealing, especially in small spaces where noise can be more disruptive.
User Control and Features
The LG unit features straightforward mechanical controls and a user-friendly interface, allowing easy adjustments to cooling settings. On the other hand, the Manastin offers advanced features like a remote control and a unique “My Temp” function that allows the remote to act as a portable thermostat, adjusting the temperature based on the user’s location. This level of customization can significantly enhance the user experience, particularly in larger rooms where temperature variations may occur.
Maintenance
Both air conditioners offer easy maintenance through washable filters. The LG model emphasizes the importance of cleaning the filter every 30 days to maintain performance, while the Manastin includes a Filter Reset indicator that reminds users to clean the filter every 250 hours. This feature may help users in keeping the unit operating efficiently without the hassle of remembering maintenance schedules.
Price Comparison
The LG 5000 BTU Window Air Conditioner is priced at $189.00, making it a budget-friendly option for those looking for a compact unit for small spaces. In contrast, the Manastin 12,000 BTU unit is priced at $429.98, which is about 128% more expensive than the LG. While the initial cost of the LG may be more appealing, potential buyers should evaluate cooling needs and energy costs associated with larger units over time.
Which should you buy?
In conclusion, the decision between the LG 5000 BTU Window Air Conditioner and the Manastin 12,000 BTU U-Shaped Window Air Conditioner should be based on individual cooling needs and preferences. If you require a unit for a small room and are looking for a budget-friendly and quiet option, the LG model is an excellent choice. However, if you need to cool a larger space and prefer advanced features like remote control and energy-saving capabilities, the Manastin unit stands out as the better option despite its higher price.

