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Costs for 0.283 €/kWh · Eurostat 2026 H1

Comparison · Air conditioners

Altech ALTe100(300) 4,6kW vs Rotenso LEP35Xi R16 / LOP35Xo R16

Rotenso LEP35Xi R16 / LOP35Xo R16 uses 120 kWh less a year: €34 a year at your price, €340 over ten years.

A++ Altech ALTe100(300) 4,6kW A+++ Rotenso LEP35Xi R16 / LOP35Xo R16
Yearly consumption 251 kWh131 kWh
Cost per year €71€37
Cost over 10 years €711€371
Rank in its group 2,450 / 5,1581 / 5,158
Group Split air conditioners, 4–5 kWSplit air conditioners, 4–5 kW
Energy class cooling / heating A++ / A+ A+++ / A+++
SEER 6.4 9.4
SCOP warmer / average / colder 5.1 / 4.0 / – 5.8 / 5.1 / 4.0
Cooling design load 4.6 kW 5.1 kW
Heating design load (average) 3.7 kW 2.6 kW
Yearly cooling 251 kWh 131 kWh
Yearly heating (average climate) 1,295 kWh 742 kWh
Sound power indoor / outdoor 58 / 63 dB(A) 56 / 64 dB(A)
Refrigerant R32 (GWP 675) R32 (GWP 675)

If Altech ALTe100(300) 4,6kW 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 →