Costs for 0.283 €/kWh
· Eurostat 2026 H1
Comparison · Fridges & freezers
Kryster KNF451TX vs Siemens KG49N4XAF
Siemens KG49N4XAF uses 190 kWh less a year: €54 a year at your price, €538 over ten years.
| Kryster KNF451TX | Siemens KG49N4XAF | |
|---|---|---|
| Yearly consumption | 312 kWh | 122 kWh |
| Cost per year | €88 | €35 |
| Cost over 10 years | €884 | €346 |
| Rank in its group | 2,354 / 2,763 | 56 / 2,763 |
| Group | Fridge-freezers, 400–499 L | Fridge-freezers, 400–499 L |
| Energy class | F (scale A–G) | A (scale A–G) |
| Energy consumption | 312 kWh/year | 122 kWh/year |
| Total volume | 451 L | 440 L |
| Fridge / freezer | 353 L / 98 L | 311 L / 129 L |
| Noise | 41 dB(A), class C | 29 dB(A), class A |
| Height × width × depth | 1,870 × 700 × 720 mm | 2,030 × 700 × 667 mm |
| Installation | freestanding | freestanding |
| Climate classes | SN, T | SN, T |
| Guarantee (supplier) | 2 years | 2 years |
| Spare parts (minimum) | 7 years | 7 years |
If Kryster KNF451TX 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 →