Insite Energy vs OVO: most-reported complaints compared
Most-reported issues at Insite Energy and OVO, 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.
Insite Energy
TrustScore 4.7 · 4,394 reviews on Trustpilot.
314 reviews analysed, 2025-10-03 to 2026-09-17.
Complaint rate (recent window): 5%
98% of negative reviews get a company reply.
“Email: Replies require a ridiculous 9 business days, rendering this channel useless for urgent issues.”
OVO
TrustScore 4.7 · 303,904 reviews on Trustpilot.
3,617 reviews analysed, 2026-03-05 to 2026-09-26.
Complaint rate (recent window): 7%
100% of negative reviews get a company reply.
“Just got a bill from ovo energy for £3,400, only one problem I've had the gas and electricity disconnected from this property since 2023”
Reported on both
Issues with an evidenced category (at least two verbatim quotes) on both sides.
| Issue | Insite Energy | OVO |
|---|---|---|
| Support unreachable | 38% | 17% |
| Support unhelpful | 36% | 40% |
| Billing errors | 22% | 24% |
| Account/app problems | 14% | 8% |
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, Insite Energy or OVO.