Outfox Energy vs E.ON Next Energy Ltd: most-reported complaints compared
Most-reported issues at Outfox Energy and E.ON Next Energy Ltd, according to reviewers on Trustpilot — classified by our automated reader and backed by verbatim quotes from distinct reviews. This is a side-by-side of what reviewers report, not a score, rating or recommendation for either company.
Outfox Energy
TrustScore 4.8 · 56,002 reviews on Trustpilot.
1,712 reviews analysed, 2021-10-13 to 2026-09-19.
Complaint rate (recent window): 5%
100% of negative reviews get a company reply.
“They tried to bill me after I was no longer a customer as well.”
E.ON Next Energy Ltd
TrustScore 4.5 · 234,233 reviews on Trustpilot.
3,507 reviews analysed, 2026-07-04 to 2026-09-26.
Complaint rate (recent window): 12%
100% of negative reviews get a company reply.
“Took them 6 months and utterly unhelpful the whole way blaming everyone apart from themselves.”
Reported on both
Issues with an evidenced category (at least two verbatim quotes) on both sides.
| Issue | Outfox Energy | E.ON Next Energy Ltd |
|---|---|---|
| Support unhelpful | 40% | 31% |
| Billing errors | 29% | 19% |
| Support unreachable | 25% | 11% |
| Account/app problems | 10% | 9% |
Method: reviews are classified into a fixed complaint taxonomy by an automated reader; every category shown is backed by at least two verbatim quotes from distinct reviews. Figures are census classifications, not official statistics, and reflect what reviewers reported — not findings of wrongdoing by either company. Not affiliated with, endorsed by, or sponsored by Trustpilot A/S, Outfox Energy or E.ON Next Energy Ltd.