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Constellation
vs
Reliant

Constellation vs Reliant: Texas Electricity Head-to-Head

Constellation offers 25 plans starting at 10.2c/kWh while Reliant has 76 plans from 11.8c/kWh across all 6 Texas TDU service areas. Here is how their rates, terms, renewable options, and fees compare.

Constellation
Reliant
25
Total Plans
76
10.2c
Lowest Rate
at 1,000 kWh
11.8c
12.8c
Average Rate
at 1,000 kWh
16.4c
5.2c
Rate Spread
max minus min
8.8c
3-36 mo
Term Range
12-36 mo
0 (0%)
100% Renewable
plan count
0 (0%)
0
Time-of-Use Plans
0
0
Prepaid Plans
0
$50 - $150
Cancellation Fee
$150 - $395
6 of 6
Service Areas
of 6 TDUs
6 of 6

Rate Curve Comparison

Constellation ReliantBest available rate at each usage level
10c12c14c16c500 kWh1,000 kWh2,000 kWhMonthly Usage10.7c10.2c10.0c15.3c11.8c10.7c
Rate Curve Winner: Constellation

Lowest average rate across all usage levels (10.3c/kWh vs 12.6c/kWh). Consistent pricing regardless of how much electricity you use.

Shows the best available all-in rate from each provider at 500, 1,000, and 2,000 kWh usage levels. The best plan may differ at each tier.

Best Plan Per Term Length

TermConstellation Best PlanRateFeeReliant Best PlanRateFeeWinner
6 MonthSimple Switch 4View PlanEFL10.2c$50 flatN/AN/AN/AConstellation
12 MonthSimple Switch 11View PlanEFL11.3c$50 flatReliant Power Savings 12 planView PlanEFL11.8c$150 flatConstellation
24 Month14 Month Usage Bill CreditView PlanEFL10.9c$150 flatReliant Power Savings 24 planView PlanEFL11.8c$295 flatConstellation
36 Month36 Month Usage Bill CreditView PlanEFL11.9c$150 flatReliant Power on 36 PlanView PlanEFL14.9c$395 flatConstellation

Plan Type Breakdown

Constellation

Fixed Rate25 plans (10.2c - 15.4c)
Variable Rate0 plans
Time-of-Use0 plans
Prepaid0 plans
100% Renewable0 plans

Reliant

Fixed Rate71 plans (11.8c - 20.6c)
Variable Rate5 plans
Time-of-Use0 plans
Prepaid0 plans
100% Renewable0 plans

Cancellation Fee Comparison

Constellation

Flat Fee Plans25 plans
Per-Month-Remaining Plans0 plans
Average Fee$126
No-Fee Plans0 plans (0%)
Fee Range$50 - $150

Reliant

Flat Fee Plans71 plans
Per-Month-Remaining Plans0 plans
Average Fee$230.63
No-Fee Plans5 plans (7%)
Fee Range$150 - $395

Renewable Energy Deep Dive

Constellation

100% Renewable Plans0 plans (0%)
Partial / Non-Renewable25 plans
Avg Renewable RateN/A
Avg Overall Rate12.8c
Green PremiumN/A

Reliant

100% Renewable Plans0 plans (0%)
Partial / Non-Renewable76 plans
Avg Renewable RateN/A
Avg Overall Rate16.4c
Green PremiumN/A

Full Plan Tables

Which Provider Fits You Better?

Looking for the Lowest Rate?

Better fit: Constellation

Constellation has the lower advertised rate at 10.2c/kWh (1,000 kWh usage), compared to 11.8c/kWh.

Want a Long-Term Price Lock?

Better fit: Reliant

Reliant has the better option for locking in a rate for long-term plans.

These rates are based on 1,000 kWh average usage. Your actual savings depend on YOUR usage pattern.

WattTrim analyzes your real Smart Meter data to find the plan that saves you the most - across all providers, not just these two.

Always Free

Trim My Bill

Frequently Asked Questions

Is Constellation cheaper than Reliant?

Based on current plan data, Constellation has the lower advertised rate, offering plans starting at 10.2c/kWh compared to 11.8c/kWh from the other provider at 1,000 kWh of usage. Your actual cost depends on your usage pattern and the specific plan you choose.

Does Constellation offer renewable energy plans compared to Reliant?

Neither Constellation nor Reliant currently lists any 100% renewable plans in our tracked Texas service areas, though many standard plans include some percentage of renewable content.

What are the cancellation fees for Constellation vs Reliant?

Constellation charges $50 - $150 on its tracked plans, while Reliant charges $150 - $395 on its tracked plans. Always review the Electricity Facts Label (EFL) for the exact fee structure before enrolling.

Which provider has more plan options in Texas, Constellation or Reliant?

Reliant currently offers more plan options across the Texas TDU areas we track, with 76 plans compared to 25.

Can I switch from Constellation to Reliant?

Yes. Texas is a deregulated electricity market, so you can switch retail electric providers at any time. If you are still under contract with your current provider, check for an early termination fee before switching. New service with either provider typically starts within 1 to 5 business days of enrollment.