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Costs for 0.283 €/kWh · Eurostat 2026 H1

Comparison · Fridges & freezers

AEG NSK7A121DS 923885306 vs Siemens KI51FSDD0

AEG NSK7A121DS 923885306 uses 30 kWh less a year: €8 a year at your price, €85 over ten years.

D AEG NSK7A121DS 923885306 D Siemens KI51FSDD0
Yearly consumption 81 kWh111 kWh
Cost per year €23€31
Cost over 10 years €229€314
Rank in its group 3 / 906514 / 906
Group Fridges (no freezer), 200–299 LFridges (no freezer), 200–299 L
Energy class D (scale A–G) D (scale A–G)
Energy consumption 81 kWh/year 111 kWh/year
Total volume 209 L 220 L
Fridge / freezer 209 L / 0 L 220 L / 0 L
Noise 32 dB(A), class B 38 dB(A), class C
Height × width × depth 1,218 × 546 × 549 mm 1,397 × 558 × 545 mm
Installation built-in built-in
Climate classes SN, N, ST SN, ST
Guarantee (supplier) 2 years 2 years
Spare parts (minimum) 7 years 7 years

If Siemens KI51FSDD0 is cheaper to buy, the price gap is paid back by lower running costs only when it is smaller than the cost difference over the years you keep it. Work it out with your prices →