Octopus Energy vs British Gas vs EDF Prices Compared UK 2026
Finding the right energy supplier in 2026 means comparing prices, service quality, and what actually matters to your household. We’ve looked at three major players: Octopus Energy, British Gas, and EDF. This comparison will help you understand which supplier offers the best value and service for your needs.
| Supplier | Monthly Price | Best For |
|---|---|---|
| Octopus Energy | Below price cap | Budget-conscious customers |
| British Gas | £147-£149 | Traditional stability |
| EDF | £147-£149 | Longer contract terms |
Octopus Energy: The Challenger Brand
Octopus Energy consistently prices its tariffs below the energy price cap, making it one of the cheapest options available right now. The company also sets its standing charges significantly lower than British Gas, which means you’ll save money before you even switch on a light. It’s now the largest supplier of electricity in the UK and the second-largest for gas, showing just how fast it’s grown.
Price
Octopus Energy’s pricing sits deliberately below the price cap that Ofgem sets each quarter. This isn’t a marketing trick, it’s their actual pricing model. For most households, you’ll find their bills noticeably lower than the Big Six suppliers, especially when you factor in their lower standing charges.
Pros
- Prices consistently below the price cap
- Standing charges significantly lower than competitors
- Excellent customer service rated 4.8 on Trustpilot from over 750,000 reviews
- Smart meter integration and app are user-friendly
- Referral discounts available for new customers
Cons
- Rapid growth means occasional service hiccups during busy periods
- Less established than century-old British Gas
- Variable rates mean bills can change quarterly
Who It Suits
Octopus Energy works best for customers who want the lowest possible bills and don’t mind switching suppliers regularly to chase better deals. If you’re tech-savvy and comfortable managing your energy through an app, you’ll appreciate their digital-first approach. It’s ideal for renters, young professionals, and anyone with a tight budget.
British Gas: The Household Name
British Gas is Britain’s oldest and most recognizable energy supplier, serving millions of households. Their variable rates sit around £147 to £149 per month, which is significantly higher than Octopus Energy’s pricing. They remain the largest gas supplier in the UK, giving them the resources for nationwide support.
Price
British Gas variable rates average £147 to £149 monthly, putting them firmly in line with other Big Six suppliers. Their standing charges are higher than Octopus, meaning you’ll pay more even before using any energy. Fixed rate options are available if you want price stability.
Pros
- Decades of experience and brand trust
- Nationwide engineer support and emergency lines
- Dual fuel discounts available
- Multiple payment options including offline methods
- Established customer service infrastructure
Cons
- Significantly higher monthly costs than Octopus
- Higher standing charges inflate bills
- Customer service reviews are mixed on modern platforms
- Feels less competitive on pricing than challengers
Who It Suits
British Gas works best for older customers who value familiarity and prefer dealing with established companies. It suits households who want direct engineer access and don’t want to switch suppliers frequently. If you’re uncomfortable with new technology and prefer traditional customer service, British Gas remains a solid choice despite higher costs.
EDF: The French-Owned Giant
EDF is one of Europe’s largest energy companies and operates as a major UK supplier. Their variable rates match British Gas at around £147 to £149 monthly. They offer both variable and fixed rate options for customers seeking different levels of price certainty.
Price
EDF’s variable rates sit at £147 to £149 per month, making them equally expensive as British Gas. Fixed rate options are available if you want to lock in prices for 12, 24, or 36 months. Their pricing rarely undercuts competitors, positioning them as a mid-market option.
Pros
- Fixed rate options provide price certainty
- Global company backing means financial stability
- Multiple contract length options
- Reasonable customer service availability
- Clear billing and online account management
Cons
- Pricing matches British Gas, not cheaper
- Standing charges are comparatively high
- Less competitive than Octopus Energy
- International ownership means less UK focus
Who It Suits
EDF works best for customers who want a fixed rate and don’t mind paying slightly more for price certainty. It suits households that prefer dealing with an established, internationally-backed company. If you’re planning to stay with the same supplier for multiple years, EDF’s longer-term fixed rates might appeal to you.
Full Feature Comparison
| Feature | Octopus Energy | British Gas | EDF |
|---|---|---|---|
| Average Monthly Cost | Below price cap | £147-£149 | £147-£149 |
| Standing Charge | Significantly lower | Higher | Higher |
| Customer Rating | 4.8/5 Trustpilot | Mixed reviews | Average reviews |
| Fixed Rate Options | Yes, variable focus | Yes, available | Yes, 12-36 months |
| Smart Meter Support | Excellent integration | Good support | Good support |
| Switching Speed | Fast, digital | Standard UK process | Standard UK process |
| Emergency Support | Digital-first | Phone and engineer | Phone support main |
| Market Position | Largest electricity | Largest gas | Major European |
| Best For | Budget hunters | Traditionalists | Price locked |
Which One to Pick?
Scenario One: You’re on a tight budget
Pick Octopus Energy without hesitation. Their prices sit below the price cap, and their standing charges are noticeably lower than British Gas and EDF. You’ll save real money monthly, which adds up to hundreds of pounds yearly. The only catch is you’ll need to be comfortable with a digital-first approach to customer service.
Scenario Two: You want price certainty
Go with EDF for their fixed rate options. You can lock in a rate for up to 36 months, which protects you if energy prices rise. British Gas also offers fixed rates, but EDF gives you more contract length flexibility. The trade-off is you’ll pay more than Octopus Energy’s variable rates.
Scenario Three: You value personal service
British Gas remains your best choice if you want local engineers, phone support, and don’t want to switch suppliers constantly. You’ll pay more than Octopus, but you get the reassurance of dealing with a company that’s been around for over 200 years. They’ve built relationships with millions of UK households.
Scenario Four: You’re eco-conscious
Octopus Energy runs on renewable energy and actively promotes green living. They offer EV tariffs and work with customers to reduce consumption. If environmental impact matters to you, Octopus is the clear winner among these three.
Questions People Ask
Is Octopus Energy actually cheaper than British Gas?
Yes, consistently. Octopus Energy prices below the energy price cap while British Gas charges around £147-£149 monthly. Your actual saving depends on your usage and region, but Octopus customers typically pay 15-25% less. The biggest difference shows in standing charges, where Octopus charges significantly less before you’ve used any energy.
Will switching to Octopus Energy damage my credit rating?
No. Switching suppliers doesn’t hurt your credit score. Octopus doesn’t do a hard credit check, and the switch takes just a few weeks via the standard UK switching process. You won’t have any gap in coverage, and both your old and new supplier manage the transition. It’s one of the easiest switches you can make.
Can I get a fixed rate with Octopus Energy?
Yes, though they emphasize variable rates. Octopus does offer fixed rate tariffs, but their main focus is on competitive variable pricing. If you want a guaranteed fixed rate for several years, EDF or British Gas might suit you better. Check Octopus’s current offerings, as they regularly update their tariff options.
What happens if Octopus Energy goes out of business?
Your supply is protected by Ofgem and the Supplier of Last Resort scheme. If any energy company fails, Ofgem automatically transfers your account to another supplier. You’ll stay connected to your supply and your existing credit balance is protected. This safety mechanism applies to all UK energy suppliers equally.
The Clear Winner
Octopus Energy is the winner for most UK households in 2026. They consistently undercut British Gas and EDF on pricing, their customer service ratings are far superior, and they’ve grown to become the UK’s largest electricity supplier for good reason. You’ll save real money monthly, their app works brilliantly, and switching is genuinely simple.
The only households where Octopus isn’t the best choice are those who absolutely need fixed rates for certainty, prefer dealing with century-old companies like British Gas, or live in areas where their service isn’t available yet. For everyone else seeking value, reliability, and modern service, Octopus Energy delivers on all three fronts. Make the switch and watch your energy bills drop noticeably.