OUPES vs UDPOWER: most-reported complaints compared
Most-reported issues at OUPES and UDPOWER, 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.
OUPES
TrustScore 4.5 · 3,431 reviews on Trustpilot.
265 reviews analysed, 2026-07-10 to 2026-09-17.
Complaint rate (recent window): 19%
39% of negative reviews get a company reply.
“The Exodus 2400 has been an unreliable disaster it is now spitting out an e 022 code”
UDPOWER
TrustScore 4.3 · 53 reviews on Trustpilot.
50 reviews analysed, 2025-08-07 to 2026-09-13.
Complaint rate (recent window): 14%
100% of negative reviews get a company reply.
“The power generator-batter unit was a complete flop and NO ONE WOULD RETURN AN EMAIL OR CALL BACK.”
Reported on both
Issues with an evidenced category (at least two verbatim quotes) on both sides.
| Issue | OUPES | UDPOWER |
|---|---|---|
| Faulty product | 61% | 57% |
| Support unreachable | 26% | 29% |
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, OUPES or UDPOWER.