Energy Tariff Hub · Live UK Rates 2026
Octopus Tariffs 2026
Octopus runs four tariffs that interact directly with home solar, battery storage, EV chargers and heat pumps. Choosing the right one is worth £400–£900/year on a typical solar+battery system. Here's the full 2026 breakdown — plus the Smart Export Guarantee that pays you for surplus solar.
Quick Comparison
Which Tariff Wins for You?
| Setup | Best Tariff | Annual Saving |
|---|---|---|
| Solar + battery | Octopus Flux | £1,184 |
| Solar without battery | Octopus Outgoing Fixed | £480 |
| EV owner, no solar | Intelligent Octopus Go | £900+ |
| Heat pump owner | Octopus Cosy | £660 |
| Full house: solar + battery + EV + heat pump | Octopus Flux | £1,400+ |
Per-Tariff Guides
Deep Dive Each Tariff
Need help choosing?
We model your annual usage against every Octopus tariff (and rivals from EDF, E.ON, OVO, Scottish Power) using your half-hourly meter data — and tell you which tariff saves the most. Free as part of every install or maintenance contract.
Where to go next
- Adding storage is usually the bigger lever: battery storage.
- Doing both at once? solar and battery installation.
- For a modular battery that expands in 5kWh steps, EcoFlow home batteries.
- As a Tesla Certified Installer we fit Powerwall 3.
Is your system worth upgrading? Find out free.
Tell us your postcode and what you have. A real engineer reviews it and comes back within one working day with an honest answer — including when the answer is "leave it alone".