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Kenmore KM8K-R 8,000 BTU Window Air Conditioner vs MilleLoom Smart 6000 BTU Window Air Conditioner with WiFi,

Updated July 2026 — Kenmore KM8K-R 8,000 BTU Window Air Conditioner wins on price and cooling btu, MilleLoom Smart 6000 BTU Window Air Conditioner with WiFi, wins on noise level.

The Kenmore KM8K-R offers superior cooling capacity and energy efficiency, while the Smart 6000 BTU unit excels in smart features and quiet operation.

Why Kenmore KM8K-R 8,000 BTU Window Air Conditioner is better

Cooling Power

8,000 BTU vs 6,000 BTU

Energy Efficiency

CEER rating of 10.9

Sales Rank

Higher performance in market

Why MilleLoom Smart 6000 BTU Window Air Conditioner with WiFi, is better

Smart Features

WiFi control via Smarthq app

Noise Levels

Quieter operation at 50 dB

Price

$170.99 vs $248.99

Overall score

Kenmore KM8K-R 8,000 BTU Window Air Conditioner
85
MilleLoom Smart 6000 BTU Window Air Conditioner with WiFi,
75

Specifications

SpecKenmore KM8K-R 8,000 BTU Window Air ConditionerMilleLoom Smart 6000 BTU Window Air Conditioner with WiFi,
BrandKenmoreMilleLoom
Modes4 modes4 modes
Remote ControlYesYes
InstallationEasyEasy
Filter TypeWashableWashable

Dimension comparison

Kenmore KM8K-R 8,000 BTU Window Air ConditionerMilleLoom Smart 6000 BTU Window Air Conditioner with WiFi,

Design and Aesthetics

Both the Kenmore KM8K-R and the Smart 6000 BTU Window Air Conditioner boast a sleek and modern design, but they cater to slightly different preferences. The Kenmore KM8K-R is characterized by a clean digital display and a touch panel, providing an intuitive user experience. In contrast, the MilleLoom Smart Air Conditioner is designed with a minimalist look and integrates smart features that appeal to tech-savvy users. The Kenmore unit may blend seamlessly with traditional decor, while the Smart model is ideal for contemporary spaces that embrace technology.

Cooling Capacity and Efficiency

The Kenmore KM8K-R offers a robust 8,000 BTU cooling capacity, making it suitable for medium rooms up to 350 square feet. This powerful cooling capability ensures that spaces like bedrooms and small living areas feel comfortable even on the hottest days. On the other hand, the Smart Air Conditioner delivers a slightly lower cooling capacity of 6,000 BTU, which is still effective for the same room size. However, the Kenmore's higher BTU rating allows it to cool more quickly and efficiently in larger areas.

Smart Features and Control Options

One of the standout features of the Smart 6000 BTU Air Conditioner is its WiFi capability, allowing users to control their cooling experience remotely via the Smarthq application. This feature enhances convenience, especially for those who want to adjust settings on the go or integrate with smart home systems. The Kenmore KM8K-R, while not smart-enabled, offers a user-friendly remote control and easy digital settings, making it straightforward to operate from anywhere in the room. The choice between these models may hinge on the importance of smart technology in your daily routine.

Noise Levels and Comfort Modes

When it comes to operating noise, the Smart Air Conditioner excels with sound levels as low as 50 dB, ensuring a quiet environment for sleeping or working. Its Sleep Mode gradually increases the temperature overnight, promoting better relaxation. The Kenmore KM8K-R, while designed for quiet operation, does not specify its noise levels but emphasizes its multi-mode operation, including a dedicated Sleep Mode. If noise levels are a primary concern, the Smart unit may be the preferable option due to its quieter performance.

Installation and Maintenance

Both units are designed for easy installation, but they differ in their approaches. The Kenmore KM8K-R installs quickly into most standard windows without requiring structural modifications. Its 4.9 ft. power cord offers flexible placement, and the washable filter simplifies maintenance. The Smart Air Conditioner also features an easy-to-install quick-snap bracket, making setup a breeze. Additionally, its slide-out filter allows for effortless cleaning, enhancing the unit's convenience. For users seeking minimal hassle during installation and upkeep, both models provide a user-friendly experience.

Energy Efficiency and Cost

The Kenmore KM8K-R boasts a CEER rating of 10.9, indicating its commitment to energy efficiency and lower utility costs. This efficient performance is a major advantage for those who prioritize energy savings. In comparison, the Smart Air Conditioner does not specify its energy efficiency rating but is designed to operate effectively in various modes, including eco-friendly options. At $248.99, the Kenmore is about 46% more expensive than the Smart model, which retails for $170.99. This price difference may influence buyers who are budget-conscious.

Sales Ranking and Market Performance

In terms of market performance, the Kenmore KM8K-R has a sales rank of 228,397, while the Smart 6000 BTU unit enjoys a significantly better sales rank of 75,738. This indicates that the Smart model is more popular among consumers, possibly due to its lower price point and modern features. Buyers may consider this popularity as a reflection of customer satisfaction and overall value, particularly if they are looking for a reliable and well-reviewed air conditioning option.

Which should you buy?

Choosing between the Kenmore KM8K-R and the Smart 6000 BTU Window Air Conditioner ultimately depends on your specific needs and preferences. If you prioritize higher cooling capacity and energy efficiency, the Kenmore KM8K-R is the better choice, offering robust performance and multiple comfort modes. However, if smart technology and a quieter operation are more important to you, the Smart unit provides excellent features at a more affordable price. With a price difference of about $78, the Smart model presents a compelling value for budget-conscious consumers seeking modern conveniences.