BYD Battery-Box Premium HVM 19.3 vs Huawei LUNA2000-7-S1
Technical comparison · High voltage
A battery with 19.32 kWh usable and one with 6.9 kWh suit homes of different size; before that comes the inverter, because the Huawei works only with Huawei inverters while BYD lists sixteen brands. All figures are manufacturer-declared values.
| Parameter | ||
|---|---|---|
| In brief | ||
| Usable capacity | 19.32 kWh | 6.9 kWh |
| Cell chemistry | LFP (lithium iron phosphate) | LFP (lithium iron phosphate) |
| Cost per kWh | — | 521.74 €/kWh |
| List price | — | 3600 € |
| Weight | — | 80 kg |
| Dimensions (W×D×H) | 58.5 × 29.8 × 192.7 cm | 59 × 25.5 × 51 cm |
| How long it lasts | ||
| Battery life cycles | 3094 cicli | 1825 cicli |
| The limit that runs out first | energia garantita | anni di garanzia |
| Rated cycles | 3650 cicli | 5000 cicli |
| Capacity at end of cycle life | — | 80 % |
| Warranty | 10 anni | 5 anni |
| Guaranteed throughput | 59.77 MWh | 28.84 MWh |
| Guaranteed remaining capacity | 60 % | 60 % |
| The numbers | ||
| Cost of stored energy | — | 0.286 €/kWh |
| Energy density | — | 86.2 Wh/kg |
| Identity | ||
| Use tier | F4 — House-sized (8–20 kWh) | F3 — Flat-sized (3–8 kWh) |
| Price | ||
| Price | — | ~2200–5000 € |
| Category specs | ||
| Depth of discharge | 100 % | 100 % |
| Expandable | Yes | Yes |
| Battery voltage | 358.4 V | — |
| Declared compatible inverters | Sedici marchi nell'elenco ufficiale: Fronius, GoodWe, Viessmann, KOSTAL, SMA, Sungrow, GE, KACO, KACO NH, Ingeteam, Solis, Canadian Solar, Deye, Solplanet, Western CO, Sosen. Per ciascun modello l'elenco dà il numero di moduli ammessi e la versione minima del firmware. | Solo inverter Huawei — SUN2000-2/3/3.68/4/4.6/5/6KTL-L1, SUN2000-3/3.68/4/4.6/5/6K-LB0, SUN2000-8/10K-LC0, SUN2000-3/4/5/6/8/10KTL-M1, SUN2000-5/6/8/10/12K-MAP0, SUN2000-12/15/17/20/25K-MB0, SUN5000-3/6K-LB0, SUN5000-8/12K-MAP0, SUN5000-17/25K-MB0 |
| Maximum charge power | — | 3.5 kW |
| Grid charging | — | Yes |
| Round-trip efficiency | 96 % | — |
| Ingress protection | IP55 | IP66 |
| Mounting | Floor standing | Floor standing |
| Minimum temperature | -10 °C | -20 °C |
| Maximum temperature | 50 °C | 55 °C |
| Noise level | — | 29 dB |
| Works without internet | Fully | With limitations |
| Local control | Local network | — |
| Open protocols | CAN bus | — |
| App required for setup | Yes | Yes |
| Declared standards | CE, UN 38.3, IEC 62619, VDE 2510-50 | CE, UN 38.3, IEC 62619 |
The differences that matter
- 19.32 vs 6.9 kWh usable → the BYD stores almost three times as much: one is sized for a large house, the other for an apartment.
- Inverters: sixteen brands vs Huawei only → if your inverter is another brand, only the BYD is an option (if your model is on the list).
- Warranty 10 vs 5 years, 59.77 vs 28.84 MWh guaranteed → the BYD is covered for longer and for more energy cycled.
- 192.7 vs 51 cm tall, IP55 vs IP66 → the BYD needs a room with vertical space; the Huawei fits where height is limited.
Which one to choose
Choose BYD Battery-Box Premium HVM 19.3 if…
you have an inverter from one of the sixteen brands on the BYD list and a household load that needs a large battery. It works fully without internet and can be controlled over the local network. The compromise is space: it is a floor-standing column, rated IP55, with a minimum of -10 °C.
Choose Huawei LUNA2000-7-S1 if…
your system already has a Huawei SUN2000 or SUN5000 inverter and a small battery is enough: 80 kg, low and quiet (29 dB), rated IP66 and working from -20 to 55 °C. The compromise: without internet it works in a reduced way, it accepts only Huawei inverters and the warranty is shorter.
Where to buy
The purchase links are the same as on the two product pages and don't influence the verdict. The product pages have the complete data.