Anker SOLIX Solarbank 4 E5000 Pro vs Jackery SolarVault 3 Pro Max
Technical comparison · All-in-one
Two balcony systems with feed-in limited to 800 VA: the Solarbank 4 starts from about 5 kWh and delivers up to 2500 W of backup with a short pause, the SolarVault 3 from about 2.5 kWh and 1600 W with no interruption. Figures are manufacturer-declared.
| Parameter | ||
|---|---|---|
| In brief | ||
| Nominal capacity | 5.024 kWh | 2.52 kWh |
| Cell chemistry | LFP (lithium iron phosphate) | LFP (lithium iron phosphate) |
| Cost per kWh | 318.47 €/kWh | 287.7 €/kWh |
| List price | 1600 € | 725 € |
| Weight | 50 kg | 26.5 kg |
| Dimensions (W×D×H) | 46 × 35.5 × 30.5 cm | — |
| How long it lasts | ||
| Battery life cycles | 3650 cicli | 3650 cicli |
| The limit that runs out first | anni di garanzia | anni di garanzia |
| Rated cycles | — | 6000 cicli |
| Capacity at end of cycle life | — | 70 % |
| Warranty | 10 anni | 10 anni |
| The numbers | ||
| Cost of stored energy | 0.087 €/kWh | 0.079 €/kWh |
| Energy density | 100.5 Wh/kg | 95.1 Wh/kg |
| Identity | ||
| Use tier | F3 — Flat-sized (3–8 kWh) | F2 — Room-sized (1–3 kWh) |
| Price | ||
| Price | ~1000–2200 € | ~450–1000 € |
| Universal specs | ||
| Voltage | — | 230 V |
| Category specs | ||
| Depth of discharge | — | 90 % |
| Expandable | Yes | Yes |
| Maximum expanded capacity | — | 15.12 kWh |
| Battery voltage | 16 V | 41.6 V |
| Feed-in limit | 800 VA | 800 VA |
| Inverter included | Yes | — |
| Maximum solar input | 5000 W | 4000 W |
| MPPT trackers | 4 | 4 |
| Grid charging | Yes | Yes |
| Maximum charge power | 2.5 kW | 3.68 kW |
| Dynamic tariffs | — | Built in |
| Backup power | EPS (brief interruption) | UPS |
| Backup output | 2500 W | 1600 W |
| Switchover time | — | 20 ms |
| Ingress protection | IP66 | IP65 |
| Mounting | — | Floor standing |
| Minimum temperature | -20 °C | -20 °C |
| Maximum temperature | 55 °C | 55 °C |
| Cell heating | — | Yes |
| Works without internet | — | With limitations |
| Declared standards | — | VDE-AR-N 4105, IEC 62619 |
The differences that matter
- Capacity, about 5 kWh vs about 2.5 kWh → the Solarbank 4 holds about twice the energy for the evening; the SolarVault 3 expands up to 15.12 kWh.
- Backup, EPS 2500 W vs UPS 1600 W in 20 ms → the Solarbank 4 carries higher loads but with a pause; the SolarVault 3 switches over without a gap at lower power.
- Solar input, 5000 W vs 4000 W → the Solarbank 4 takes more panels.
- Maximum charging, 2.5 kW vs 3.68 kW → the SolarVault 3 fills faster from the grid.
Which one to choose
Choose Anker SOLIX Solarbank 4 E5000 Pro if…
you want more energy from day one: about 5 kWh, up to 5000 W of panels and, in a blackout, 2500 W of backup. You accept backup with a pause (EPS) rather than continuous, 50 kg to place and a maximum grid charge of 2.5 kW.
Choose Jackery SolarVault 3 Pro Max if…
you want appliances to stay on through a blackout: continuous backup (UPS) with a 20 ms switchover up to 1600 W, charging up to 3.68 kW, cell heating for cold weather and expansion up to 15.12 kWh. You start from about 2.5 kWh, with panels up to 4000 W and 1600 W of backup.
Where to buy
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