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BLACK+DECKER Window Air Conditioner 12000 BTU, AC vs LG 14000 BTU Window Air Conditioner Energy Saving

Updated July 2026 — LG 14000 BTU Window Air Conditioner Energy Saving leads on price and cooling area.

The LG model offers superior cooling capacity and smart features, while the BLACK+DECKER is more budget-friendly. Choose based on your space and tech needs.

Why BLACK+DECKER Window Air Conditioner 12000 BTU, AC is better

Price

BLACK+DECKER is $249.01 cheaper.

Cooling Area

Cools up to 550 sq. ft.

Installation

Easy accordion-style installation.

Why LG 14000 BTU Window Air Conditioner Energy Saving is better

Cooling Capacity

Cools up to 700 sq. ft.

Noise Level

Operates at 44dB.

Smart Features

Includes Wi-Fi and smart assistant compatibility.

Overall score

BLACK+DECKER Window Air Conditioner 12000 BTU, AC
70
LG 14000 BTU Window Air Conditioner Energy Saving
85

Specifications

SpecBLACK+DECKER Window Air Conditioner 12000 BTU, ACLG 14000 BTU Window Air Conditioner Energy Saving
BTU1200014000
Remote ControlYesYes
Wi-FiNoYes
Energy SaverYesYes
Filter TypeStandardWashable

Dimension comparison

BLACK+DECKER Window Air Conditioner 12000 BTU, ACLG 14000 BTU Window Air Conditioner Energy Saving

Overview of the BLACK+DECKER Window Air Conditioner

The BLACK+DECKER Window Air Conditioner 12000 BTU is designed to cool spaces up to 550 square feet effectively. Priced at $349.99, it is about 17% cheaper than its competitor, the LG 14000 BTU model. This unit features four levels of operation—auto, low, medium, and high—allowing users to customize their cooling experience. With a sales rank of 52,698, it is a popular choice for those looking for a reliable air conditioning solution.

Equipped with a full-function remote control, the BLACK+DECKER unit offers convenient operation from anywhere in the room. It also includes a sleep mode, energy saver mode, and a 24-hour timer, making it a versatile option for maintaining comfort throughout the day and night. The easy installation and energy-efficient R32 refrigerant further enhance its appeal.

Overview of the LG 14000 BTU Window Air Conditioner

The LG 14000 BTU Window Air Conditioner is engineered for larger spaces, cooling areas up to 700 square feet. With a price tag of $599.00, it is significantly more expensive than the BLACK+DECKER model. Despite its higher cost, this unit has advanced features that justify the investment, such as built-in Wi-Fi for remote control via the LG ThinQ app and compatibility with smart home systems like Amazon Alexa.

Notably, the LG model operates quietly at sound levels as low as 44dB, making it ideal for bedrooms or quiet spaces. It uses energy-efficient inverter technology, which provides up to 35% more energy savings than the required ENERGY STAR certification. With a sales rank of 362,048, it presents a competitive option for those seeking both cooling power and smart functionality.

Cooling Capacity Comparison

In terms of cooling capacity, the LG 14000 BTU model outperforms the BLACK+DECKER unit. The LG air conditioner can cool spaces up to 700 square feet, compared to BLACK+DECKER’s 550 square feet. This difference of 150 square feet makes the LG unit more suitable for larger rooms or open-concept living areas.

While both units provide efficient cooling, the higher BTU rating of the LG model may be more beneficial for those living in warmer climates or needing to cool larger spaces. The increased capacity also allows the LG unit to maintain a comfortable environment more effectively during peak heat times.

Energy Efficiency and Cost

When it comes to energy efficiency, both air conditioners utilize R32 refrigerant, which is known for its minimal environmental impact. However, the LG 14000 BTU unit boasts energy-saving inverter technology that surpasses even the stringent ENERGY STAR certification requirements, offering up to 35% more energy savings compared to standard models.

While the BLACK+DECKER unit is energy-efficient and aims to reduce energy costs, it does not feature the inverter technology that can enhance efficiency, particularly during fluctuating temperatures. This difference can significantly affect long-term operational costs, especially during the hotter months when air conditioning is in high demand.

Noise Levels and Comfort

The LG 14000 BTU Window Air Conditioner operates at a remarkably low noise level of 44dB, thanks to its DUAL Inverter Compressor. This feature makes it a great choice for those who prioritize quiet operation, particularly in bedrooms or home offices. The BLACK+DECKER unit, while not overly noisy, does not specify its decibel rating, leaving potential buyers to wonder about its sound levels during operation.

If noise is a primary concern, the LG model may be the better option due to its quieter performance. The silent operation allows for a more peaceful environment, which can be particularly beneficial for sleeping or working.

Smart Features and Connectivity

The LG 14000 BTU model stands out with its smart features, including built-in Wi-Fi that allows users to control the air conditioner remotely through the LG ThinQ app. This capability adds a layer of convenience, enabling users to adjust settings from their smartphones or via voice commands with smart assistants like Google Assistant and Amazon Alexa.

In contrast, the BLACK+DECKER unit lacks such smart connectivity features, focusing instead on straightforward remote control functionality. For tech-savvy individuals or those who appreciate modern conveniences, the LG model’s smart capabilities may be a significant deciding factor.

Installation and Maintenance

Both air conditioners are designed for easy installation in double-hung windows. The BLACK+DECKER unit features accordion-style side panels, ensuring a snug fit in standard window sizes. The LG model also includes an EZ Mount installation kit, simplifying the setup process further.

Regarding maintenance, the LG model has a washable filter with a Clean Filter Alert, ensuring optimal performance and indoor air quality. While the BLACK+DECKER unit does not highlight a specific maintenance feature, it is important for users to regularly clean their filters to maintain efficiency in both models.

Which should you buy?

Ultimately, the choice between the BLACK+DECKER Window Air Conditioner and the LG 14000 BTU Window Air Conditioner hinges on your specific needs. If you’re looking for a budget-friendly option that effectively cools smaller spaces, the BLACK+DECKER model at $349.99 is a solid choice. However, if you need to cool larger areas, value smart technology, and prefer quieter operation, the LG model, despite its higher price of $599.00, offers significant advantages that justify the investment.