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10 Best Most Energy Efficient Mini Fridge 2025 in the UK

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Our Top Picks

#1

Winner

AstroAI Mini Fridge 6 Litre / 8 Can | Cooler and Warmer | AC/DC | Small Fridge for Bedrooms, Car, Drinks, Beauty, Skincare, Travel (Deep Black)

Rating
9.8
Chosen by1,126
Size and Capacity
Compressor Type
Size and Capacity
The compact design is perfect for small spaces, fitting comfortably in a bedroom without taking up much space.
Compressor Type
Despite its small size, it works quickly, cooling down contents effectively and quietly.

The AstroAI Mini Fridge 6 Litre offers a convenient and compact solution for storing small items such as drinks, skincare products, and snacks. Its 6-liter capacity allows for versatile storage options by accommodating up to 8 cans or various bottle sizes. The fridge operates on both AC and DC power, making it suitable for home use and travel, with a special design to prevent slippage and ensure secure closure.

The tight door latch enhances insulation quality, making it effective for maintaining temperature, though it is dependent on ambient conditions and continuous power supply to ensure consistent cooling. This fridge does not have a compressor and relies on a cooling chip, which makes it incapable of freezing and more reliant on outside temperatures. It also features a warming mode, reaching up to 66°C, adding versatility.

Praised for its design and low noise level, its compact size makes it a practical choice for bedrooms, offices, and cars. The AstroAI Mini Fridge is a stylish and versatile option, ideal for individual use in small spaces or on-the-go scenarios.

Rating
9.8
Chosen by1,126
Size and Capacity
Compressor Type
Size and Capacity
The compact design is perfect for small spaces, fitting comfortably in a bedroom without taking up much space.
Compressor Type
Despite its small size, it works quickly, cooling down contents effectively and quietly.
#2

Subcold Eco75 Mini Fridge White | Table-Top Model | Counter-Top Fridge | Solid Door with Chiller Box | Lock & Key | Energy Efficient (75L, White)

Rating
9.6
Energy Star Rating
Size and Capacity
Compressor Type
Energy Star Rating
The fridge is remarkably energy-efficient, rarely needing to turn on, promising substantial savings on electricity bills.
Size and Capacity
Spacious interior allows for ample storage, accommodating full-size bottles effortlessly.
Compressor Type
Impressively quiet operation, with only a gentle click when the compressor kicks in, making it perfect for bedrooms or quiet environments.
Temperature Control
Keeps drinks exceptionally cold, outperforming expectations even on middle settings.

The Subcold Eco75 Mini Fridge is a compact and energy-efficient option for those needing a small fridge for various settings such as homes, offices, dorms, or caravans. With an Energy Star rating and an annual energy consumption of only 104 kWh, it stands out as an economical choice. The fridge features advanced compressor cooling technology, providing a temperature range of 0 - 10°C, which is suitable for storing beverages, snacks, and other perishables. The adjustable thermostat adds flexibility in maintaining desired cooling levels.

The high-density foam injection mould construction paired with a solid foamed black door offers good insulation quality, helping to keep the contents cool efficiently. Its noise output is low at 38dB, making it less intrusive in quiet environments like bedrooms or offices. The fridge has a net capacity of 74 liters, which is ample for its intended use, and its compact dimensions (49D x 48W x 62.7H cm) make it suitable for tabletop installation.

Additional features such as removable wire shelves, a security lock with keys, and a reversible door further enhance its usability. However, it does have a manual defrost system, which might be a slight inconvenience for some users. The Subcold Eco75 proves to be a solid choice for anyone looking for a reliable, energy-efficient mini fridge.

Rating
9.6
Energy Star Rating
Size and Capacity
Compressor Type
Energy Star Rating
The fridge is remarkably energy-efficient, rarely needing to turn on, promising substantial savings on electricity bills.
Size and Capacity
Spacious interior allows for ample storage, accommodating full-size bottles effortlessly.
Compressor Type
Impressively quiet operation, with only a gentle click when the compressor kicks in, making it perfect for bedrooms or quiet environments.
Temperature Control
Keeps drinks exceptionally cold, outperforming expectations even on middle settings.

Buying Guide for the Best Most Energy Efficient Mini Fridge

When choosing the most energy-efficient mini fridge, it's important to consider several key specifications that will help you find the best fit for your needs. Energy efficiency is crucial not only for reducing your electricity bills but also for minimizing your environmental footprint. By understanding and evaluating these key specs, you can make an informed decision and select a mini fridge that meets your requirements while being energy-efficient.
Energy Star RatingThe Energy Star rating is a certification that indicates the appliance meets certain energy efficiency guidelines set by the Environmental Protection Agency (EPA). This spec is important because it helps you identify products that consume less energy, which can lead to lower electricity bills and a reduced environmental impact. Look for mini fridges with the Energy Star label, as they are typically more efficient than non-certified models. If you prioritize energy savings, choose a mini fridge with a high Energy Star rating.
Annual Energy ConsumptionAnnual energy consumption is the amount of electricity the mini fridge uses in a year, usually measured in kilowatt-hours (kWh). This spec is important because it gives you a clear idea of how much energy the fridge will use over time. Lower values indicate higher energy efficiency. To navigate this spec, compare the kWh values of different models. If you want to minimize your energy usage, opt for a mini fridge with a lower annual energy consumption.
Size and CapacitySize and capacity refer to the physical dimensions of the mini fridge and the amount of storage space it offers, usually measured in cubic feet. This spec is important because it affects both the energy efficiency and the practicality of the fridge. Larger fridges typically consume more energy, so it's essential to choose a size that meets your needs without being excessively large. If you need a mini fridge for a small space or for storing a limited amount of items, a smaller capacity model will be more energy-efficient and suitable for you.
Compressor TypeThe compressor type in a mini fridge can impact its energy efficiency. There are two main types: traditional compressors and inverter compressors. Traditional compressors turn on and off to maintain temperature, while inverter compressors run continuously at varying speeds, which can be more energy-efficient. If energy efficiency is a priority, look for a mini fridge with an inverter compressor, as it can help reduce energy consumption and provide more consistent cooling.
Temperature ControlTemperature control refers to the ability to adjust and maintain the internal temperature of the mini fridge. This spec is important because precise temperature control can help optimize energy usage. Models with digital temperature controls or thermostats allow for more accurate adjustments, which can lead to better energy efficiency. If you want to ensure your mini fridge operates efficiently, choose a model with reliable and easy-to-use temperature control features.
Insulation QualityInsulation quality refers to the effectiveness of the materials used to keep the cold air inside the fridge and prevent warm air from entering. This spec is important because good insulation helps maintain the internal temperature with less energy. High-quality insulation reduces the workload on the compressor, leading to lower energy consumption. If you want an energy-efficient mini fridge, look for models with thick, high-quality insulation that can keep the temperature stable with minimal energy use.