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Heat pump water heaters · Compare

AERMEC SWP301 vs ATLANTIC 350202

Water heating efficiency ηwh: AERMEC SWP301 124 %, ATLANTIC 350202 133 %. The ATLANTIC 350202 is better on 7 of 7 comparable points.

Last updated: + Add a model

Who wins where

  • AERMEC SWP301
  • ATLANTIC 350202

Biggest differences

FactSWP301350202
Indoor sound power60 dB(A)40 dB(A)
Outdoor sound power60 dB(A)52 dB(A)
Water heating efficiency ηwh124 %133 %
ηwh, colder climate124 %133 %
ηwh, warmer climate124 %133 %
Annual electricity use, colder climate826 kWh771 kWh
All specifications ↓

Score per area = position (0–100) relative to all 450 models in this category; higher is better.

AERMECSWP301ATLANTIC350202
General
Load profileL1L2
Efficiency
Water heating efficiency ηwh124 %1133 %✓2
ηwh, colder climate124 %1133 %✓2
ηwh, warmer climate124 %1133 %✓2
Energy labelA+1A+2
Annual electricity use, colder climate826 kWh1771 kWh✓2
Annual electricity use, warmer climate826 kWh1771 kWh✓2
Noise
Indoor sound power60 dB(A)140 dB(A)✓2
Outdoor sound power60 dB(A)152 dB(A)✓2

Frequently asked questions

Which is better: the AERMEC SWP301 or the ATLANTIC 350202?

Water heating efficiency ηwh: AERMEC SWP301 124 %, ATLANTIC 350202 133 %. The ATLANTIC 350202 is better on 7 of 7 comparable points.

What is the water heating efficiency ηwh of the AERMEC SWP301 and the ATLANTIC 350202?

AERMEC SWP301: 124 %. ATLANTIC 350202: 133 %.

Which is better on indoor sound power: the AERMEC SWP301 or the ATLANTIC 350202?

ATLANTIC 350202: 40 dB(A). AERMEC SWP301: 60 dB(A).

Which is better on outdoor sound power: the AERMEC SWP301 or the ATLANTIC 350202?

ATLANTIC 350202: 52 dB(A). AERMEC SWP301: 60 dB(A).

How we collect and check this data →

Sources

  1. European Product Registry for Energy Labelling (EPREL) – water heaters — Europese Commissie · accessed 13 Oct 2026
  2. European Product Registry for Energy Labelling (EPREL) – water heaters — Europese Commissie · accessed 13 Oct 2026