Best All-in-One Home Batteries (2026)

We rank all-in-one home batteries on the specs that matter, value for money and reliability. Here's where we'd put our money this year.

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No. 1

Sigenergy · 8kWh module

Sigenergy SigenStor

A modular 5-in-1 system (inverter, battery, energy management and optional EV DC charging) that scales to 80kWh, with a standout 15-year warranty.

A4.7 ~£6,500

Specs & review

No. 2

Tesla · PW3

Tesla Powerwall 3

13.5kWh battery with a built-in solar inverter and class-leading continuous output, including whole-home backup.

B4.4 ~£7,500

Specs & review

No. 3

GivEnergy · 13.5kWh

GivEnergy All in One

Integrated battery, inverter and gateway in one cabinet, with whole-home backup. A strong fit for storage on a single unit — but check warranty support given GivEnergy's recent administration.

B4.2 £4,999

Specs & review

No. 4

Duracell · 13.1kWh

Duracell Energy Bank

An AC-coupled all-in-one battery (made with Puredrive Energy) under a trusted consumer brand — retrofits easily to any home, with or without solar.

B4.1 ~£6,500

Specs & review