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Costs for 0.283 €/kWh · Eurostat 2026 H1

Comparison · Ovens

Dieter Knoll DKK78904BK vs Smeg SO4204S4PB

Smeg SO4204S4PB uses 12 kWh less a year: €3 a year at your price, €34 over ten years.

A+ Dieter Knoll DKK78904BK A++ Smeg SO4204S4PB
Yearly consumption 56 kWh44 kWh
Cost per year €16€12
Cost over 10 years €159€125
Rank in its group 84 / 7,1771 / 7,177
Group Electric ovens, 40–69 LElectric ovens, 40–69 L
Energy class A+ (scale A+++–D) A++ (scale A+++–D)
Energy per cycle, conventional 0.80 kWh 0.80 kWh
Energy per cycle, fan forced 0.56 kWh 0.44 kWh
Usable volume 43 L 41 L
Energy efficiency index 76.7 61.1
Cavities 1 1

If Dieter Knoll DKK78904BK 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 →