HomeWattCost

Duke Energy Progress RES vs R-TOU-EV

For a typical North Carolina home using 1,029 kWh a month, R-TOU-EV is cheaper by about $78 a year ($174 against $180 a month). R-TOU-EV stays cheaper at every level of use from 200 to 2,500 kWh a month with the same daily pattern of use.

Utility Duke Energy ProgressTariffs checked 2026-09-28Typical use 1,029 kWh/mo, North Carolina

Head to head

ScenarioRESR-TOU-EVCheaper
Typical home, per month$180$174R-TOU-EV
All-in price per kWh17.5¢16.9¢R-TOU-EV
Home + EV, charged at the cheapest hour$223$201R-TOU-EV
Home + EV, plugged in at 6 pm$223$219R-TOU-EV
Fixed charge$15.81$15.81

Typical home: North Carolina average use by month (EIA), shaped hour by hour (NREL ResStock), before taxes. EV: Tesla Model Y Long Range AWD, 1,000 miles a month; cheapest start any hour on RES, 12 am on R-TOU-EV.

R-TOU-EV is an EV or electrification rate: check the eligibility rules on Duke Energy Progress’s tariff before switching.

Month by month

Typical-home bill each month on each plan.

PlanJanFebMarAprMayJunJulAugSepOctNovDec
RES$228$203$150$138$155$197$231$200$163$143$152$205
R-TOU-EV$218$197$143$133$151$191$223$193$158$138$145$198

RES: price by hour

July weekday.

Same price all day
16.1¢12a3a6a9a12p3p6p9p12a

R-TOU-EV: price by hour

July weekday.

Off-peakPeak
10.0¢16.6¢10.0¢12a3a6a9a12p3p6p9p12a

How the two plans work

RES: Residential Service

  • In July the first 0 kWh a month cost 16.1¢ each; then .
  • An average North Carolina home (1,338 kWh in July) stays within the first tier.
  • Fixed charge: $15.81 a month.

R-TOU-EV: Residential Time of Use EV

  • Peak 5 am–11 pm on July weekdays; 18 of 24 hours carry the top price of 16.6¢.
  • The cheapest July weekday hour costs 10.0¢, so moving 1 kWh out of the top hours saves 6.6¢.
  • January weekdays range from 10.0¢ to 16.6¢.
  • Fixed charge: $15.81 a month.

Your own pattern of use decides the winner: compare every Duke Energy Progress plan on your usage, or see all Duke Energy Progress plans, sources and peak hours.