Best Smart Tariffs for EV Owners in 2025

Why EV Tariffs Save Money

EV-specific tariffs offer significantly cheaper electricity during off-peak hours (typically overnight), when most EV owners charge. Some tariffs offer rates as low as 7p/kWh compared to standard rates of 24-28p/kWh.

Top EV Tariffs Compared

Octopus Go

The most popular EV tariff in the UK:

• Off-peak rate: 7.5p/kWh (12:30am-4:30am)
• Peak rate: 24p/kWh
• Best for: Standard overnight charging

Intelligent Octopus Go

For compatible EVs and chargers:

• Off-peak rate: 7.5p/kWh (flexible timing)
• Smart feature: Finds cheapest slots automatically
• Best for: Tech-savvy users with compatible equipment

OVO Charge Anytime

• Off-peak rate: 8p/kWh
• Window: 6-hour overnight window
• Best for: OVO customers with smart chargers

Annual Savings Example

For 10,000 miles per year (2,857kWh):

• Standard tariff (28p/kWh): £800/year
• EV tariff (7.5p/kWh): £214/year
• Savings: £586/year

How to Switch

1. Check your current contract end date
2. Compare EV tariffs on comparison sites
3. Apply with your chosen supplier
4. Set your charger to charge during off-peak hours