HomeWizard Plug-In Battery vs Marstek Venus E
Usable capacity: HomeWizard Plug-In Battery –, Marstek Venus E 5.12 kWh. The Marstek Venus E is better on 3 of 5 comparable points.
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Both models in detail
Who wins where
- HomeWizard Plug-In Battery
- Marstek Venus E
Biggest differences
| Fact | Plug-In Battery | Venus E |
|---|---|---|
| Min. operating temperature | 0 °C | -20 °C |
| Charge power (continuous) | 0.8 kW | 2.5 kW |
| Nominal capacity | 2.69 kWh | 5.12 kWh |
Score per area = position (0–100) relative to all 140 models in this category; higher is better.
| Technical specifications | HomeWizardPlug-In Battery | MarstekVenus E |
|---|---|---|
| General | ||
| Cell chemistry | LFP1 | LFP2 |
| Wi-Fi / app | Yes1 | Yes2 |
| Performance | ||
| Usable capacity | – | 5.12 kWh2 |
| Nominal capacity | 2.69 kWh1 | 5.12 kWh✓2 |
| Charge power (continuous) | 0.8 kW1 | 2.5 kW✓2 |
| Discharge power (continuous) | 0.8 kW1 | – |
| Electrical | ||
| Coupling | – | AC-coupled2 |
| Backup power | – | Yes2 |
| Off-grid capable | – | Yes2 |
| Dimensions & weight | ||
| IP rating | – | IP652 |
| Min. operating temperature | 0 °C1 | -20 °C✓2 |
| Width | 200 mm1 | 560 mm2 |
| Height | 300 mm1 | 690 mm2 |
| Depth | – | 201 mm2 |
| Weight | 25 kg1 | – |
| Warranty & lifespan | ||
| Warranted cycles | 6,0001 | 6,0002 |
| Warranty | – | 10 years2 |
Frequently asked questions
Which is better: the HomeWizard Plug-In Battery or the Marstek Venus E?
Usable capacity: HomeWizard Plug-In Battery –, Marstek Venus E 5.12 kWh. The Marstek Venus E is better on 3 of 5 comparable points.
Which is better on min. operating temperature: the HomeWizard Plug-In Battery or the Marstek Venus E?
Marstek Venus E: -20 °C. HomeWizard Plug-In Battery: 0 °C.
Which is better on charge power (continuous): the HomeWizard Plug-In Battery or the Marstek Venus E?
Marstek Venus E: 2.5 kW. HomeWizard Plug-In Battery: 0.8 kW.
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Sources
- HomeWizard Plug-In Battery – Technical Specifications, november 2025 — HomeWizard B.V. · accessed Sep 27, 2026
- MARSTEK VENUS C / E AC-Coupled Energy Storage System, 1.0 — Marstek · accessed Oct 16, 2026