# IQ Battery 5P vs SOLIX X1 (15 kWh): specs and price compared

A sourced, side-by-side comparison of the IQ Battery 5P (Enphase Energy) and SOLIX X1 (15 kWh) (Anker) among home battery backup.

## Side by side

| Spec | IQ Battery 5P | SOLIX X1 (15 kWh) |
| --- | --- | --- |
| US price | not published | not published |
| Brand | Enphase Energy | Anker |
| Released | 2023 | 2024 |
| Usable capacity kwh | 5 | 15 |
| Continuous power (kW) | 3.84 | 6 |
| Peak power (kW) | 7.68 | 12 |
| Battery chemistry | LFP | LiFePO4 (LFP) |
| Round trip efficiency | 90 | 90.2 |
| Scalable stackable | Yes | Yes |
| Warranty years | 15 | 10 |
| Backup transfer time ms | — | — |
| Weight (lb) | 174 | 389 |

## Key differences

- Usable capacity kwh: IQ Battery 5P 5 vs SOLIX X1 (15 kWh) 15
- Continuous power (kW): IQ Battery 5P 3.84 vs SOLIX X1 (15 kWh) 6
- Peak power (kW): IQ Battery 5P 7.68 vs SOLIX X1 (15 kWh) 12
- Battery chemistry: IQ Battery 5P LFP vs SOLIX X1 (15 kWh) LiFePO4 (LFP)
- Round trip efficiency: IQ Battery 5P 90 vs SOLIX X1 (15 kWh) 90.2
- Warranty years: IQ Battery 5P 15 vs SOLIX X1 (15 kWh) 10
- Weight (lb): IQ Battery 5P 174 vs SOLIX X1 (15 kWh) 389

## Sources

- IQ Battery 5P: https://enphase.com/store/storage/gen3/iq-battery-5p (enphase.com, verified 2026-08-01)
- SOLIX X1 (15 kWh): https://www.ankersolix.com/x1-energy-storage-system-hes (ankersolix.com, verified 2026-08-01)

Canonical: https://frontdeskreview.com/gear/home-battery-backup/enphase-iq-battery-5p-vs-anker-solix-x1/
Cite: Per The Front Desk Review, IQ Battery 5P (not published) vs SOLIX X1 (15 kWh) (not published) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/home-battery-backup/enphase-iq-battery-5p-vs-anker-solix-x1/
License: CC BY 4.0.