EnergyLabelEU
EN
Costs for 0.283 €/kWh · Eurostat 2026 H1

Fridge-freezers · 300 L · freestanding

Blomberg KSM 4650 XN

F

Uses less electricity than 10% of the 6,036 fridge-freezers, 300–399 L on the EU register. At your selected price (European Union) that is €81 a year, €813 over ten years.

Electricity
287 kWh / year
Typical 233 kWh
Running cost
€81 / year
+€15 vs typical
Per 100 litres
95.7 kWh
Typical 68.9 kWh

Uses more than most comparable models: 90 % of them need less. Liebherr IRBbi 5650_997224851, the most efficient alternative on sale, saves about €58 a year. 86% of comparable models reach a better class than F; the most common is E. Per 100 litres it needs 95.7 kWh a year; the typical model in its group needs 68.9. Blomberg has 24 models in this group; this one is number 22 among them. Blomberg sells the same label values under other model names: KSM 4650 N. On the register since 2021 and still on sale.

Where it stands

Rank 5,397 of 6,036 fridge-freezers, 300–399 L by yearly consumption. 5,396 use less.

Median 233 This model · 287 70 530 kWh ← uses less · uses more →

Next to it in the ranking

  1. F Beko RCSA330K30XPN 287 kWh same
  2. F Blomberg KSM 4650 N 287 kWh same
  3. F Blomberg KSM 4650 XN 287 kWh
  4. F Hisense FT403D4AW1 288 kWh +€0.27
  5. F Snaigė RF39SM-P0002F0731Z185SNBX 288 kWh +€0.28
See the full ranking

What it will cost you

Period KSM 4650 XN IRBbi 5650_997224851 Difference
1 year €81 €23 −€58
5 years €406 €115 −€292
10 years €813 €229 −€583
15 years €1,219 €344 −€875

Is the more efficient model worth its price?

Years of use

Enter both purchase prices to see the total cost of ownership.

Space and noise

Compartments · 300 L

205 L fridge 95 L freezer

95.7 kWh per 100 litres a year; the typical model in this group needs 68.9.

Noise · class C

30 dB · whisper40 dB · quiet library 39 dB
Dashed: group median 39 dB

Same size, lower running cost

On sale, at least 10% less energy, same size group

Model VolumedB kWh / yr Saves / year in 10 years
F Blomberg KSM 4650 XN (this model)
300 L39 287 — —
325 L31 81 €58 €583
322 L35 87 €57 €566
322 L35 87 €57 €566
322 L35 87 €57 €566
304 L35 90 €56 €558

Label and product sheet

Energy class
F (scale A–G)
Energy consumption
287 kWh/year
Total volume
300 L
Fridge / freezer
205 L / 95 L
Noise
39 dB(A), class C
Height × width × depth
1,851 × 595 × 592 mm
Installation
freestanding
Climate classes
SN, ST
Guarantee (supplier)
0 years
Spare parts (minimum)
7 years

Model numbers and history

Registered by Blomberg under one model number.

KSM 4650 XN

  1. Placed on the EU market
  2. First published in the EU register (EPREL)

Questions

How much does the Blomberg KSM 4650 XN cost to run?

At continuous operation it uses about 287 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €81 a year, or €813 over ten years.

Is the Blomberg KSM 4650 XN quiet?

Its label states 39 dB(A), noise class C. The typical fridge-freezers, 300–399 L model is 39 dB(A).