E.ON Energia: most-reported complaints
Automated analysis of 55 public Trustpilot reviews published 2020-02-10 to 2026-09-18. TrustScore 4.8 from 10,128 total reviews — see the Trustpilot page. Quick answer: is E.ON Energia legit? Issues below reflect what reviewers reported, not findings of wrongdoing.
Reviewers most often report that customer support is unhelpful, citing issues such as broken live chat and app functionality. Billing errors are also a frequent concern, with some individuals receiving incorrect charges. Additionally, a smaller number of reviewers mention missed appointments and difficulties reaching support teams.
The company claimed its Trustpilot profile on 2020-02-20, uses Trustpilot’s paid features, uses Trustpilot’s AI-assisted replies, and last replied to a negative review on 2026-09-25. Trustpilot ranks it 6 of 33 in Green Energy Supplier. We last checked this profile on 2026-09-27 and found 0 new reviews. These are facts Trustpilot publishes about the profile, as of our last harvest.
TrustScore over time
4.8 → 4.8 across 8 census measurements since 2026-08-24. Our own record, independent of Trustpilot’s display.
Reply behaviour over time
Solid: % of negative reviews replied to. Dashed: typical days to reply. Both as reported on this company’s Trustpilot profile, recorded whenever our census re-checked it and a figure had changed — the gaps between points are not equal: 2026-08-24 (99%, 3.1d) · 2026-08-27 (100%, 3.2d) · 2026-08-30 (100%, 3.2d) · 2026-09-02 (100%, 3.3d) · 2026-09-10 (99%, 3.2d) · 2026-09-20 (98%, 3.1d) · 2026-09-23 (100%, 3.1d) · 2026-09-27 (100%, 3.1d).
Severity: 42% of this company’s 26 graded complaints were classified as severe (money lost, an essential service cut off, or a problem unresolved for months). See the harm index.
E.ON operates in 5 markets we track — compare its complaint mix by country.
Sector benchmark: support unhelpful makes up 65% of this company’s complaints vs a 29% median across 111 ranked companies in its sector.
Review velocity: 6,760 of this company’s 10,128 Trustpilot reviews (67%) were written in the last 12 months.
Not enough reviews to establish a trend.
What are the most common complaints about E.ON Energia?
Support unhelpful
17 reports · 65% of complaints“live chat is broken, app doesn't work”
5 readers marked this review helpful on Trustpilot.
“SENT ME A BILL FOR OVER £2000 which was false”
3 readers marked this review helpful on Trustpilot.
“I ended up speaking to some one who was absolute robot who could barely speak English”
The company replied on 2026-09-08: “Hello, thank you for your feedback. We would like to clarify that this profile refers to E.ON Energia S.p.A., which operates exclusively within Italy. Based on the information you shared, your…”
Our classifier read this reply as a deflection.
2 readers marked this review helpful on Trustpilot.
Billing errors
10 reports · 38% of complaints“SENT ME A BILL FOR OVER £2000 which was false”
3 readers marked this review helpful on Trustpilot.
“they didn’t care. They turned electricity off”
1 reader marked this review helpful on Trustpilot.
“the bill is absolutely unclear and you can't hope to understand ever, are adding enormous taxes”
1 reader marked this review helpful on Trustpilot.
Missed appointments
4 reports · 15% of complaints“Man sat in car for ten Mins then drove off.”
1 reader marked this review helpful on Trustpilot.
“Today, it's the 4th time a technician comes to my property, enabling for my appointments, and tell me that "I need to call (again) and make a appointment to 'setup a meter economy 7, night and day rate."”
The company replied on 2026-04-16: “Hello, thank you for your feedback. We would like to clarify that this profile refers to E.ON Energia S.p.A., which operates exclusively within Italy. Based on the information you shared, your…”
Our classifier read this reply as a deflection.
“When I eventually had time (my week off work) they said sorry no appointments for the next week you’ll have to ring up next week to see if we have any!”
The company replied on 2026-05-29: “Hello, thank you for your feedback. We would like to clarify that this profile refers to E.ON Energia S.p.A., which operates exclusively within Italy. Based on the information you shared, your…”
Our classifier read this reply as a deflection.
Support unreachable
4 reports · 15% of complaints“they threatened me with a CCJ?????”
7 readers marked this review helpful on Trustpilot.
“live chat is broken, app doesn't work”
5 readers marked this review helpful on Trustpilot.
“Man sat in car for ten Mins then drove off.”
1 reader marked this review helpful on Trustpilot.
Overcharging
3 reports · 12% of complaints“un reasonable hikes which have more than doubled my electric bill”
“exorbitant eye watering unit prices, double the price of other energy companies”
“they’ve put my monthly payments up???”
The company replied on 2026-09-21: “Hello, thank you for your feedback. We would like to clarify that this profile refers to E.ON Energia S.p.A., which operates exclusively within Italy. Based on the information you shared, your…”
Our classifier read this reply as a deflection.
Account/app problems
2 reports · 8% of complaints“live chat is broken, app doesn't work”
5 readers marked this review helpful on Trustpilot.
“Right from the outset there app did not work. I contacted the team multiple times and never had a satisfactory solution to my problem.”
The company replied on 2026-04-27: “Hello, thank you for your feedback. We would like to clarify that this profile refers to E.ON Energia S.p.A., which operates exclusively within Italy. Based on the information you shared, your…”
Our classifier read this reply as a deflection.
Compare E.ON Energia with…
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. Trends are computed from dated review counts only. Negative reviews are deliberately over-sampled for evidence depth; headline percentages use an unbiased recent sample only. Report updated 2026-09-20.