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Frontier Utilities
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Green Mountain Energy

Frontier Utilities vs Green Mountain Energy: Texas Electricity Head-to-Head

Frontier Utilities offers 46 plans starting at 6.0c/kWh while Green Mountain Energy has 22 plans from 14.8c/kWh across all 6 Texas TDU service areas. Here is how their rates, terms, renewable options, and fees compare.

Frontier Utilities
Green Mountain Energy
46
Total Plans
22
6.0c
Lowest Rate
at 1,000 kWh
14.8c
14.4c
Average Rate
at 1,000 kWh
16.5c
15.4c
Rate Spread
max minus min
3.5c
9-12 mo
Term Range
12-36 mo
0 (0%)
100% Renewable
plan count
22 (100%)
0
Time-of-Use Plans
0
0
Prepaid Plans
0
$150 flat
Cancellation Fee
$150 - $395
6 of 6
Service Areas
of 6 TDUs
5 of 6

Rate Curve Comparison

Frontier Utilities Green Mountain EnergyBest available rate at each usage level
6c9c12c15c500 kWh1,000 kWh2,000 kWhMonthly Usage10.4c6.0c9.7c15.8c14.8c14.3c
Rate Curve Winner: Frontier Utilities

Lowest average rate across all usage levels (8.7c/kWh vs 15.0c/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

TermFrontier Utilities Best PlanRateFeeGreen Mountain Energy Best PlanRateFeeWinner
12 MonthFrontier Saver Plus 12View PlanEFL6.0c$150 flatPollution Free e-Plus 12 ChoiceView PlanEFL14.8c$150 flatFrontier Utilities
24 MonthN/AN/AN/APollution Free e-Plus 18 ChoiceView PlanEFL14.8c$180 flatGreen Mountain Energy
36 MonthN/AN/AN/APollution Free e-Plus 36 ChoiceView PlanEFL15.4c$395 flatGreen Mountain Energy

Plan Type Breakdown

Frontier Utilities

Fixed Rate46 plans (6.0c - 21.4c)
Variable Rate0 plans
Time-of-Use0 plans
Prepaid0 plans
100% Renewable0 plans

Green Mountain Energy

Fixed Rate20 plans (14.8c - 18.2c)
Variable Rate2 plans
Time-of-Use0 plans
Prepaid0 plans
100% Renewable22 plans (avg 16.5c)

Cancellation Fee Comparison

Frontier Utilities

Flat Fee Plans46 plans
Per-Month-Remaining Plans0 plans
Average Fee$150
No-Fee Plans0 plans (0%)
Fee Range$150 flat

Green Mountain Energy

Flat Fee Plans20 plans
Per-Month-Remaining Plans0 plans
Average Fee$255
No-Fee Plans2 plans (9%)
Fee Range$150 - $395

Renewable Energy Deep Dive

Frontier Utilities

100% Renewable Plans0 plans (0%)
Partial / Non-Renewable46 plans
Avg Renewable RateN/A
Avg Overall Rate14.4c
Green PremiumN/A

Green Mountain Energy

100% Renewable Plans22 plans (100%)
Partial / Non-Renewable0 plans
Avg Renewable Rate16.5c
Avg Overall Rate16.5c
Green PremiumNone

Full Plan Tables

Which Provider Fits You Better?

Looking for the Lowest Rate?

Better fit: Frontier Utilities

Frontier Utilities has the lower advertised rate at 6.0c/kWh (1,000 kWh usage), compared to 14.8c/kWh.

Want a Long-Term Price Lock?

Better fit: Green Mountain Energy

Green Mountain Energy has the better option for locking in a rate on a 24-month or longer contract.

Going Green?

Better fit: Green Mountain Energy

Green Mountain Energy offers more 100% renewable plans (22 vs 0).

Need Flexibility?

Better fit: Green Mountain Energy

Green Mountain Energy has more flexible cancellation terms, including short-term or lower-commitment 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.

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Frequently Asked Questions

Is Frontier Utilities cheaper than Green Mountain Energy?

Based on current plan data, Frontier Utilities has the lower advertised rate, offering plans starting at 6.0c/kWh compared to 14.8c/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 Frontier Utilities offer renewable energy plans compared to Green Mountain Energy?

Frontier Utilities offers 0 plans (0% of its lineup) at 100% renewable energy, while Green Mountain Energy offers 22 plans (100% of its lineup).

What are the cancellation fees for Frontier Utilities vs Green Mountain Energy?

Frontier Utilities charges $150 flat on its tracked plans, while Green Mountain Energy 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, Frontier Utilities or Green Mountain Energy?

Frontier Utilities currently offers more plan options across the Texas TDU areas we track, with 46 plans compared to 22.

Can I switch from Frontier Utilities to Green Mountain Energy?

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.