ComplaintCensus

Power Wizard vs TXU Energy: most-reported complaints compared

Most-reported issues at Power Wizard and TXU Energy, 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.

Power Wizard

TrustScore 4.6 · 273 reviews on Trustpilot.

160 reviews analysed, 2021-11-19 to 2026-08-13.

Complaint rate (recent window): 10%

0% of negative reviews get a company reply.

Billing errors50%
Support unreachable19%
Support unhelpful19%
Overcharging19%
Contract term changes19%
“downgraded my service level from Gold to Silver without informing me”
1★ Trustpilot review, 2025-05-15

TXU Energy

TrustScore 4.4 · 2,768 reviews on Trustpilot.

237 reviews analysed, 2024-05-22 to 2026-09-24.

Complaint rate (recent window): 17%

39% of negative reviews get a company reply.

Support unhelpful36%
Billing errors31%
Overcharging31%
Misleading pricing19%
Aggressive collections8%
“creating an online profile”
1★ Trustpilot review, 2026-08-10

Reported on both

Issues with an evidenced category (at least two verbatim quotes) on both sides.

IssuePower WizardTXU Energy
Billing errors50%31%
Support unhelpful19%36%
Overcharging19%31%
Contract term changes19%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, Power Wizard or TXU Energy.