Bomann KB 389

(9 reviews)

With 42 litres and a small built-in freezer compartment, the Bomann KB 389 goes a step beyond a simple backup minibar.

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Key features

  • Volume: 42 litres (36 L fridge + 6 L freezer compartment)
  • Energy class: A++ (about 84 kWh/year)
  • Type: Compressor mini fridge with freezer compartment
  • Real compressor (not thermoelectric), temperature continuously adjustable from 0 to 8°C

In detail: Bomann KB 389 Mini Fridge 42L

The Bomann KB 389 sits a step above the most basic thermoelectric mini fridges: with 42 litres of usable capacity, it lets you store more food than a simple backup minibar, while staying compact enough to fit into a studio, a spare bedroom or a home office.

Unlike the most compact thermoelectric models, this type of appliance usually houses a genuine compressor, capable of reaching lower, more stable temperatures regardless of the room's ambient conditions. This technical difference translates into more reliable food preservation over time, an advantage for anyone using it almost daily rather than just for the occasional backup.

Many models in this format also offer a small built-in freezer compartment, separate from the main fridge compartment, letting you keep a few ice cubes or an emergency frozen item on hand without needing a full freezer. This versatility makes it a complete solution for a self-contained living space, such as a student room with a kitchenette.

The German brand Bomann has long been established in the small appliance segment in Europe, with a reputation for reliability that extends to this range of compact fridges. This in-between format, between a backup minibar and a standard fridge, is particularly well suited to anyone who needs real storage space without room for a full-size kitchen appliance.

Technical data

Detailed characteristics

Performance

Energy class?European energy efficiency class, from A (most efficient) to G.A++ (about 84 kWh/year)
Type?General technical category the unit belongs to (refrigerator, freezer, mini fridge, combo...).Compressor mini fridge with freezer compartment
Noise level?Noise emitted by the unit, in decibels (dB(A)).43 dB

Dimensions and power supply

Volume?Usable storage volume of the unit, in litres.42 litres (36 L fridge + 6 L freezer compartment)
Dimensions?Width, depth and height of the unit (W x D x H).51 x 43.9 x 47 cm (H x W x D)

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Compact and near-silent (26 dB), this 17-litre Klarstein thermoelectric mini fridge fits neatly into a bedroom, an office or a studio.

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Page published on 1 July 2026, updated on 30 July 2026