EDF Energy tariffs explained (UK): prices, types and who they suit

Key takeaways (most people)

• Fixed can suit budgeters, but check exit fees and the fixed end date.
• Variable is more flexible, but prices can change (often tracking the Ofgem price cap if it’s a standard variable tariff).
• Smart/EV tariffs can be excellent for heavy overnight users, but they depend on smart meter setup and specific usage patterns.
• Your region, meter type (single/dual rate, smart), and payment method (Direct Debit vs others) can materially change rates.

What to check before switching

Standing charge

A daily fee. A low unit rate can be offset by a higher standing charge.

Unit rate(s)

What you pay per kWh. Some tariffs have two rates (day/night).

Tariff term & exit fees

Fixed deals may charge a fee if you leave early—often per fuel.

Eligibility

Some deals require a smart meter or specific payment method.

Scenario A: Typical low/medium user on single-rate electricity

• Usage: 2,700 kWh/year electricity
• Tariff structure (example): 25p/kWh unit rate; 60p/day standing charge

Scenario B: Dual-fuel household (gas + electricity)

• Usage: 2,900 kWh/year electricity; 12,000 kWh/year gas
• Tariff structure (example): Elec 24p/kWh + 58p/day; Gas 6p/kWh + 32p/day

Decision checklist: it may suit you if…

• You know your approximate annual kWh (or can get it from a bill/app).
• You pay by Direct Debit (often the lowest rates).
• You’re happy with the contract length and any exit fee (if fixed).
• You’re eligible for the tariff (meter type, smart setup, etc.).
• You’ve checked the total annual cost, not just headline unit rates.

It may not suit you if…

• You’re likely to move home before a fixed term ends (exit fees could apply).
• You have a dual-rate meter but can’t shift usage to cheaper periods.
• You need to pay on receipt of bill or with a prepayment meter (availability/prices can differ).
• You’re in debt on your current account—switching might be restricted until resolved.
• Your property has a non-standard setup (e.g., multiple meters) that needs manual review.

1) Standing charge surprises

Even if you use very little energy, you’ll still pay the daily standing charge. Always include it in comparisons.

2) Exit fees on fixed tariffs

Some fixed deals charge per fuel if you leave early. If you might switch again soon, factor that in.

3) Payment method differences

Direct Debit is often priced differently to “cash/cheque” or pay-on-receipt-of-bill. Compare like-for-like.

4) Meter type & eligibility

Prepayment and smart/time-of-use options may have different prices or require specific setup.

5) Regional pricing

Electricity distribution region impacts unit rates and standing charges. Two households can see different prices on the same tariff name.

6) Time-of-use: peak rates

If you can’t move usage (cooking, heating, home working), a cheaper off-peak rate may be offset by higher peak rates.

Are EDF tariffs the same across the UK?

No. Your electricity (and sometimes gas) prices vary by region because of network costs. Always check rates using your postcode.

What’s the difference between fixed and variable?

A fixed tariff keeps your unit rate/standing charge the same for a set term. A variable tariff can change (often with the Ofgem cap on SVTs). Fixed may have exit fees; variable is usually more flexible.

Do EDF fixed tariffs have exit fees?

Many fixed tariffs do, but not all. Check your Tariff Information Label and terms—exit fees are typically charged if you leave before the end date and may apply per fuel.

Can I switch to EDF if I have a prepayment meter?

Often yes, but tariff availability and pricing can differ for prepay. If you’re in debt, you may need to resolve it or move to a debt-friendly arrangement before switching.

What if I have Economy 7 or another dual-rate meter?

You’ll usually have a day rate and a night/off-peak rate. Economy 7 works best if you use a meaningful share of electricity overnight (e.g., storage heaters). Compare using your actual split if possible.

Do I need a smart meter for EDF smart/EV tariffs?

Usually yes. Time-of-use pricing typically relies on smart meter readings. Eligibility can also depend on your meter’s configuration and successful smart communication.

How long does a switch to/from EDF take?

Many UK switches can complete in around 5 working days, but times vary (meter issues, debt, complex setups). You should not be left without supply during a normal switch.

What happens when my EDF fixed tariff ends?

Typically, you may be moved onto a default tariff (often an SVT) unless you choose another deal. It’s wise to compare options before the end date so you can act in time.

Is it cheaper to take gas and electricity together (dual fuel) with EDF?

Not always. Some suppliers price competitively for dual fuel, but the cheapest option can still be separate suppliers. Compare by total annual cost for both fuels.

Editorial accountability

Written by

EnergyPlus Editorial Team

Reviewed by

Energy Specialist

Last updated

March 2026

How we assess EDF tariffs (and limitations)

This guide is designed to help you compare EDF tariff types and spot the factors that change price. We use UK-standard comparison logic:

• Total annual cost = (unit rate × estimated annual kWh) + (standing charge × 365) per fuel.
• We treat any scenario figures as illustrative estimates to show how the maths works.
• We assume domestic VAT at 5% is included where typical for household tariff pricing.
• We highlight common eligibility constraints: region, meter type (single/dual-rate, smart, prepay), and payment method.

Limitations: EDF’s live tariff availability and pricing can change; suppliers may introduce or withdraw products; and your final quote can differ based on your precise meter configuration and credit checks (where applicable). Always confirm details on the tariff’s documentation before agreeing.