AIRTHERMIA RSJ-15/270RDB10N7-L1 vs SAUTER 396011
Water heating efficiency ηwh: AIRTHERMIA RSJ-15/270RDB10N7-L1 128 %, SAUTER 396011 137 %. The SAUTER 396011 is better on 6 of 7 comparable points.
Last updated: + Add a model
Both models in detail
Who wins where
- AIRTHERMIA RSJ-15/270RDB10N7-L1
- SAUTER 396011
Biggest differences
| Fact | RSJ-15/270RDB10N7-L1 | 396011 |
|---|---|---|
| Indoor sound power | 51 dB(A) | 47 dB(A) |
| ηwh, colder climate | 104 % | 112 % |
| Annual electricity use, colder climate | 1,614 kWh | 1,501 kWh |
| Outdoor sound power | 54 dB(A) | 58 dB(A) |
| Water heating efficiency ηwh | 128 % | 137 % |
| Annual electricity use, warmer climate | 1,167 kWh | 1,102 kWh |
Score per area = position (0–100) relative to all 450 models in this category; higher is better.
| Technical specifications | AIRTHERMIARSJ-15/270RDB10N7-L1 | SAUTER396011 |
|---|---|---|
| General | ||
| Load profile | XL1 | XL2 |
| Efficiency | ||
| Water heating efficiency ηwh | 128 %1 | 137 %✓2 |
| ηwh, colder climate | 104 %1 | 112 %✓2 |
| ηwh, warmer climate | 144 %1 | 152 %✓2 |
| Energy label | A+1 | A+2 |
| Annual electricity use, colder climate | 1,614 kWh1 | 1,501 kWh✓2 |
| Annual electricity use, warmer climate | 1,167 kWh1 | 1,102 kWh✓2 |
| Noise | ||
| Indoor sound power | 51 dB(A)1 | 47 dB(A)✓2 |
| Outdoor sound power | 54 dB(A)✓1 | 58 dB(A)2 |
Frequently asked questions
Which is better: the AIRTHERMIA RSJ-15/270RDB10N7-L1 or the SAUTER 396011?
Water heating efficiency ηwh: AIRTHERMIA RSJ-15/270RDB10N7-L1 128 %, SAUTER 396011 137 %. The SAUTER 396011 is better on 6 of 7 comparable points.
What is the water heating efficiency ηwh of the AIRTHERMIA RSJ-15/270RDB10N7-L1 and the SAUTER 396011?
AIRTHERMIA RSJ-15/270RDB10N7-L1: 128 %. SAUTER 396011: 137 %.
Which is better on indoor sound power: the AIRTHERMIA RSJ-15/270RDB10N7-L1 or the SAUTER 396011?
SAUTER 396011: 47 dB(A). AIRTHERMIA RSJ-15/270RDB10N7-L1: 51 dB(A).
Which is better on ηwh, colder climate: the AIRTHERMIA RSJ-15/270RDB10N7-L1 or the SAUTER 396011?
SAUTER 396011: 112 %. AIRTHERMIA RSJ-15/270RDB10N7-L1: 104 %.
Related comparisons
- AIRTHERMIARSJ-15/270RDB10N7-L1vsAnselmo ColaDAFNE 260 LT-S
- AIRTHERMIARSJ-15/270RDB10N7-L1vsARISTONNUOS PLUS S2 WI-FI 250 FS 3069791
- AIRTHERMIARSJ-15/270RDB10N7-L1vsATAGENERGION NUOS PLUS S2 WI-FI 250 FS 4057074
- AIRTHERMIARSJ-15/270RDB10N7-L1vsATLANTIC886129
- AIRTHERMIARSJ-15/270RDB10N7-L1vsAUSTRIA EMAIL986153
- AIRTHERMIARSJ-15/270RDB10N7-L1vsBULGAquaHeat Pro 200L
How we collect and check this data →
Sources
- European Product Registry for Energy Labelling (EPREL) – water heaters — Europese Commissie · accessed Oct 13, 2026
- European Product Registry for Energy Labelling (EPREL) – water heaters — Europese Commissie · accessed Oct 13, 2026