10 Best Most Energy Efficient Mini Fridge 2026 in the United States

The Upstreman 3.2 Cu.Ft Mini Fridge with Freezer is a compact and energy-efficient solution suitable for dorm rooms, offices, bedrooms, and small living spaces. With a 5-star Energy Star rating and an estimated energy consumption of 206 kWh per year, this mini fridge is designed to be both environmentally friendly and cost-effective. Its quiet operation at 38 dB ensures it won't be a disturbance in quiet environments like bedrooms or studies.

The fridge's single-door design maximizes storage space, providing more room compared to similar-sized double-door models. The adjustable thermostat offers five temperature settings, allowing users to customize cooling needs for various perishable items. However, the freezer compartment may not be suitable for storing ice cream due to its temperature range. The manual defrost system requires occasional maintenance, which might be less convenient for some users.

The fridge includes practical features like a crisper drawer for fruits and vegetables and removable shelves for flexible storage options. The reversible door and adjustable legs add to its versatility in different settings. While the fridge performs well in energy efficiency and noise levels, potential buyers should consider the manual defrost requirement and the freezer's limited suitability for certain frozen goods as minor drawbacks. This mini fridge is an excellent choice for those prioritizing energy efficiency and quiet operation in a compact form factor.

The BLACK+DECKER 3.2 Cu. Ft. Compact Refrigerator is a solid choice if you want a small fridge that balances energy efficiency and functionality. It earns an Energy Star certification, which means it uses energy wisely compared to many other mini fridges. With an annual energy consumption of about 219 kWh, it keeps running costs reasonable without sacrificing cooling power. Its size is perfect for dorm rooms, small apartments, or offices, offering a decent 3.2 cubic feet capacity including a small freezer compartment. This lets you store drinks, leftovers, and a few frozen items comfortably.

The fridge uses an R600a refrigerant and a high-efficiency compressor that produces less heat and saves power. However, it has manual defrosting, which means occasional maintenance is needed to avoid frost buildup. The temperature control is straightforward but not digital, so you may need to adjust it a bit to find the sweet spot. Its insulation quality is good enough to maintain consistent cooling but without advanced features found in bigger models. The reversible door and adjustable legs add flexibility in placement, which is handy for tight spaces.

This mini fridge performs well for anyone needing a reliable, moderately energy-saving fridge in a compact size, though it doesn't offer advanced energy-saving technology or fully hands-off maintenance.

The BLACK+DECKER 1.7 Cu. Ft. Compact Refrigerator is a solid choice if you're looking for a small, energy-efficient mini fridge. It has an Energy Star certification, meaning it meets strict standards for energy use, consuming about 201 kilowatt-hours per year, which is relatively low for its size. This makes it a good option for dorm rooms, offices, or small living spaces where saving electricity is important. Its compressor uses R600a refrigerant, known for being environmentally friendly and efficient, helping the fridge maintain cool temperatures without using too much power.

The fridge offers 1.7 cubic feet of storage, including a small freezer section (0.2 cu. ft.), and features adjustable glass shelves and a door that can be reversed to fit your space. The manual defrost system requires a bit of upkeep but helps keep energy use down compared to auto-defrost models. With dimensions under 20 inches on each side, it’s compact and easy to fit into tight spots. While it doesn’t have high-tech temperature controls, the basic manual settings work well for everyday use, and the insulation appears good enough to keep cold air in, reducing energy waste.

Some users may find the storage a bit tight for larger items, and manual defrosting means extra effort to maintain. Although it is energy efficient, it is not the absolute lowest in consumption among mini fridges on the market. This BLACK+DECKER model provides a reliable, compact fridge that balances energy savings with practical features, fitting well in small spaces where energy efficiency and size matter most.