ComEd vs Oncor / TXU Energy
Oncor / TXU Energy has 7.4% cheaper electricity at 15.06¢/kWh vs 16.27¢/kWh for ComEd. A typical customer saves about $10.89/month with the cheaper utility.
Detailed Comparison
| Metric | ComEd | Oncor / TXU Energy | National Avg |
|---|---|---|---|
| Avg Rate | 16.27¢/kWh | 15.06¢/kWh | 17.22¢/kWh |
| Est. Monthly Bill (900 kWh) | $146.43 | $135.54 | $154.98 |
| Est. Annual Bill | $1,757.16 | $1,626.48 | $1,859.76 |
| Customers Served | 4,000,000 | 3,600,000 | — |
| Service State | Illinois | Texas | — |
| Service Type | Electric | Electric | — |
Bottom Line: ComEd vs Oncor / TXU Energy
Oncor / TXU Energy offers the lower electricity rate at 15.06¢/kWh — 7.4% cheaper than ComEd's 16.27¢/kWh. On a typical 900 kWh/month household, that's a savings of $10.89/month or $130.68/year.
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Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)