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Costs for 0.283 €/kWh · Eurostat 2026 H1

Comparison · Air conditioners

Buderus 7733704975 vs Hitachi RAM-68NP3E / RAK-18RPE + RAK-42RPE + RAK-50RXE

Buderus 7733704975 uses 44 kWh less a year: €12 a year at your price, €125 over ten years.

A+++ Buderus 7733704975 A++ Hitachi RAM-68NP3E / RAK-18RPE + RAK-42RPE + RAK-50RXE
Yearly consumption 253 kWh297 kWh
Cost per year €72€84
Cost over 10 years €716€841
Rank in its group 34 / 14,301518 / 14,301
Group Split air conditioners, 6 kW and overSplit air conditioners, 6 kW and over
Energy class cooling / heating A+++ / A++ A++ / A+
SEER 8.5 8.0
SCOP warmer / average / colder – / 4.6 / – 5.4 / 4.4 / 3.0
Cooling design load 6.2 kW 6.8 kW
Heating design load (average) 4.5 kW 6.0 kW
Yearly cooling 253 kWh 297 kWh
Yearly heating (average climate) 1,351 kWh 1,922 kWh
Sound power indoor / outdoor 60 / 66 dB(A) 51 / 63 dB(A)
Refrigerant R32 (GWP 675) R32 (GWP 675)

If Hitachi RAM-68NP3E / RAK-18RPE + RAK-42RPE + RAK-50RXE 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 →