So Energy is a smaller energy supplier that is gaining more customers. They offer
prices that are good for people and have a strong promise to use renewable energy. The company provides 100%
renewable electricity, which helps lower carbon
emissions. So Energy gives customers options for both fixed tariffs and variable rates. They focus on
offering green energy to help everyone reduce their carbon footprint.
EDF Energy
Parent Company: Électricité de France (EDF)
Customer Base: More than 3 million homes
Headquarters: London, UK
Main Services: Gas, electricity, home services, smart meters
Renewable Electricity Commitment: Electricity with zero carbon emissions
EDF Energy is one of the biggest energy companies in the UK. They provide many energy tariffs like fixed deals and variable rates.
EDF puts a lot of money into renewable energy. They focus on wind farms, solar panels, and nuclear power.
The company also has energy efficiency products. These products help customers lower their energy bills and
cut carbon emissions.
Energy Prices
and Tariffs Comparison
Both So Energy and EDF Energy have energy tariffs that are competitive. However,
their pricing structures and the type of energy they supply are different.
Standard Variable
Tariffs (SVT) & Standing Charges
Supplier
Electricity Unit Price (p/kWh)
Gas Unit Price (p/kWh)
Standing Charge (Electricity – p/day)
Standing Charge (Gas – p/day)
So Energy
24.50p
6.40p
61.50p
31.50p
EDF Energy
24.79p
6.38p
62.90p
32.90p
So Energy has lower standing charges for gas and
electricity than EDF Energy.
So Energy also has better unit rates for gas compared to EDF Energy.
Fixed Tariffs
Comparison
Supplier
Tariff Name
Electricity (p/kWh)
Gas (p/kWh)
Exit Fee
Contract Length
So Energy
Fixed Price
23.00p
5.80p
£30 per fuel
12 months
EDF Energy
Fixed Saver
23.50p
5.90p
£75 per fuel
12 months
So Energy gives lower fixed tariff rates for electricity and gas than EDF Energy.
EDF Energy has higher fees if you leave a fixed contract early. The fee is set at £75 for each fuel. In
contrast, So Energy has a fee of £30 for each fuel.
So Energy gives 100% renewable electricity to all home customers. This helps to lower your carbon
footprint.
EDF Energy also offers green electricity. They have special tariffs for customers who want to use energy
during off-peak times.
Benefits of Renewable
Energy and Solar Panels
So Energy and EDF Energy have ways to help you save energy and cut down carbon
emissions. So Energy is all about renewable energy.
EDF Energy, on the other hand, uses solar panels and wind farms in its service. When customers put up solar
panels or use renewable sources, they help the environment and also lower their energy bills.
Customer Service and
Reviews
Trustpilot Ratings
Supplier
TrustScore
5★
4★
3★
2★
1★
Total Reviews
So Energy
4.2/5
72%
9%
3%
2%
14%
20,995
EDF Energy
4.7/5
79%
7%
2%
1%
11%
122,450
Correct as of 05/03/2025
EDF Energy has a higher TrustScore of 4.7 out of 5, while So Energy has a score of
4.2 out of 5. So Energy still has 72% of its reviews as 5 stars. This shows positive feedback about its
energy tariffs and customer service.
EDF Energy usually gets better marks for customer satisfaction
according to Trustpilot ratings. But So Energy stands out with its competitive prices and excellent
customer
support, especially for a smaller provider.
Complaints Per
100,000 Customers
Quarter
So Energy
EDF Energy
Q1 2024
2,371
2,303
Q2 2024
2,119
1,934
Q3 2024
2,009
1,361
Source – OFGEM
So Energy gets more complaints for every 100,000 customers than EDF Energy. Most
complaints are about billing problems and confusion over energy tariffs. EDF Energy has fewer complaints in
total. However, it still deals with similar issues regarding billing accuracy.
How to Pay Your Energy
Bills
Payment Methods
Comparison
Payment Method
So Energy
EDF Energy
Direct Debit (cheapest option)
Yes
Yes
Prepayment Meter (PAYG)
Yes
Yes
Credit/Debit Card Payments
Yes
Yes
Smart Meter Billing
Yes
Yes
Mobile App Payments
Yes (So Energy App)
Yes (EDF Energy App)
Bank Transfer
Yes
Yes
Cheque Payments
No
Yes
So Energy does not take cheque payments. EDF Energy provides more traditional payment options.
Direct Debit is the cheapest and easiest way to pay for both suppliers. It helps keep prices stable.
How to Submit Meter Readings: So Energy vs EDF Energy
How
to Submit Meter Readings to So Energy
Sign in to your So Energy account using the So Energy website or the So
Energy app.
Go to the Submit a Meter Reading section.
Find your latest electricity and gas meter readings.
Carefully fill in the meter readings in the given boxes.
Check and submit the readings to make sure your billing is correct.
How to Submit Meter Readings to EDF Energy
Sign in to your EDF Energy account on the EDF Energy website or through the
EDF Energy app.
Find the Submit a Meter Reading section.
Write down your latest electricity and gas meter readings.
Input the readings and send them online.
Wait for a message confirming that your meter readings were submitted
successfully.
Why Submit
Meter Readings?
Accurate Billing: Regularly checking your meter makes sure
your energy bills show how much energy you really use, not just guesses that can be wrong.
Avoid Estimated Charges: By sending in correct meter
readings, you can stop paying for too much energy you didn’t actually use.
Efficient Energy Use: If you’re with So Energy or EDF
Energy, sending in your meter readings helps you keep track of your energy bills. You can also
change how you use energy if needed.
Switching Energy
Suppliers and Finding the Best
Tariff
How to Switch and Save on Energy Bills
Compare tariffs – Look at fixed price tariffs, variable
tariffs, and renewable energy choices from So Energy and EDF Energy.
Check exit fees – So Energy has a lower exit fee than EDF
Energy.
Consider renewable energy options – So Energy gives 100%
renewable electricity, while EDF Energy has green energy for their fixed tariffs.
Use smart meters – Both suppliers offer smart meters for
accurate billing and better energy efficiency.
Look for dual-fuel tariffs – Both companies have dual-fuel
tariffs to help save on gas and electricity.
FAQs About So
Energy vs EDF Energy
Which supplier offers better renewable
energy options?
So Energy gives 100% renewable energy to all home customers. EDF Energy
provides zero-carbon electricity with fixed prices.
Do both
suppliers offer smart meters?
Yes, both So Energy and EDF Energy give smart meters. These smart meters
help track energy use accurately.
How
do I switch from So Energy to EDF Energy?
You can easily compare energy tariffs. You can sign up and give your
meter readings for a smooth switch from So Energy to EDF Energy.
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