Marstek Venus E MAX vs Sessy 2.0 10 kWh
Usable capacity: Marstek Venus E MAX –, Sessy 2.0 10 kWh 10.4 kWh. The Marstek Venus E MAX is better on 5 of 8 comparable points.
Who wins where
- Marstek Venus E MAX
- Sessy 2.0 10 kWh
Biggest differences
| Fact | Venus E MAX | 2.0 10 kWh |
|---|---|---|
| Min. operating temperature | -20 °C | 0 °C |
| Discharge power (continuous) | 3.6 kW | 1.7 kW |
| Warranted cycles | 10,000 | 6,000 |
| Charge power (continuous) | 3.6 kW | 2.2 kW |
| Weight | 86 kg | 96 kg |
| Nominal capacity | 10.05 kWh | 11 kWh |
Score per area = position (0–100) relative to all 39 models in this category; higher is better.
| Technical specifications | MarstekVenus E MAX | Sessy2.0 10 kWh |
|---|---|---|
| General | ||
| Cell chemistry | LFP 1 | LFP 2 |
| Smart charging on dynamic prices | – | Yes 2 |
| Wi-Fi / app | Yes 1 | Yes 2 |
| Performance | ||
| Usable capacity | – | 10.4 kWh 2 |
| Nominal capacity | 10.05 kWh 1 | 11 kWh ✓ 2 |
| Expandable up to | 30 kWh 1 | 31.2 kWh ✓ 2 |
| Charge power (continuous) | 3.6 kW ✓ 1 | 2.2 kW 2 |
| Discharge power (continuous) | 3.6 kW ✓ 1 | 1.7 kW 2 |
| Efficiency | ||
| Depth of discharge | 90 % 1 | – |
| Electrical | ||
| Phases | – | 1 2 |
| Backup power | Yes 1 | – |
| Dimensions & weight | ||
| IP rating | IP65 1 | IP20 2 |
| Min. operating temperature | -20 °C ✓ 1 | 0 °C 2 |
| Width | – | 410 mm 2 |
| Height | – | 780 mm 2 |
| Depth | – | 270 mm 2 |
| Weight | 86 kg ✓ 1 | 96 kg 2 |
| Warranty & lifespan | ||
| Warranted cycles | 10,000 ✓ 1 | 6,000 2 |
| Warranty | – | 10 years 2 |
Sources
- MARSTEK VENUS E MAX – Brochure / Specifications, juni 2026 — Marstek Energy Co., Limited · accessed 27 Sept 2026
- Sessy 2.0 10 kWh – specificaties, 09/2025 (tekst herkend met OCR) — Sessy B.V. · accessed 27 Sept 2026