Could a home battery cut your electricity bill?
Independent comparison engine for home batteries and smart energy tariffs. We run the numbers before you spend a penny.
WattMatch compares first. Sells second.
10
Batteries
6
Tariffs
100%
Independent
Protocol
01
Tell us what you use
Upload a bill or type in your annual kWh and current rates. Two numbers is enough.
02
We run every combination
Every battery against every tariff you're eligible for, simulated in 30-minute intervals across a full year.
03
You get one clear answer
Annual saving, battery price and payback — plus an honest verdict on whether buying a battery actually makes sense.
We'll tell you if it's not worth it
If the payback runs past the warranty, we say so. We only recommend a battery when the numbers stack up.