HomeWattCost

CEI RS vs RS-TOD

RS and RS-TOD cost about the same for a typical Ohio home (within $2 a year). They stay within about 1% of each other at every level of use from 200 to 2,500 kWh a month, with the same daily pattern of use.

Utility CEITariffs checked 2026-09-28Typical use 866 kWh/mo, Ohio

Head to head

ScenarioRSRS-TODCheaper
Typical home, per month$182$182Tie
All-in price per kWh21.0¢21.0¢Tie
Home + EV, charged at the cheapest hour$237$233RS-TOD
Home + EV, plugged in at 6 pm$237$239RS
Fixed charge$8.09$8.09

Typical home: Ohio 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 RS, 12 am on RS-TOD.

Month by month

Typical-home bill each month on each plan.

PlanJanFebMarAprMayJunJulAugSepOctNovDec
RS$231$205$162$137$144$183$239$214$160$139$163$209
RS-TOD$230$204$161$137$144$183$240$215$161$139$163$208

RS: price by hour

July weekday.

Same price all day
20.1¢12a3a6a9a12p3p6p9p12a

RS-TOD: price by hour

July weekday.

Off-peakMid-peakPeak
18.4¢21.2¢24.0¢21.2¢18.4¢12a3a6a9a12p3p6p9p12a

RS or RS-TOD: common questions

Is RS or RS-TOD cheaper?

RS and RS-TOD cost about the same for a typical Ohio home (within $2 a year). They stay within about 1% of each other at every level of use from 200 to 2,500 kWh a month, with the same daily pattern of use. Adding an EV driven 1,000 miles a month and charged at each plan’s cheapest hour, RS-TOD gives the lower total ($233 against $237 a month).

What is the difference between RS and RS-TOD?

RS is tiered: the price per kWh rises with monthly use, with a fixed charge of $8.09 a month. RS-TOD is time-of-use (summer weekdays: Mid-peak 6 am–2 pm, Peak 2 pm–6 pm, Mid-peak 6 pm–8 pm; lowest price 8 pm–6 am next day), with a fixed charge of $8.09 a month.

How the two plans work

RS: Residential Service

  • In July every kWh costs about 20.1¢, whatever the month's use.
  • Fixed charge: $8.09 a month.

RS-TOD: Residential Service, Time-of-Day Option

  • Mid-peak 6 am–2 pm, Peak 2 pm–6 pm, Mid-peak 6 pm–8 pm on July weekdays; 4 of 24 hours carry the top price of 24.0¢.
  • The cheapest July weekday hour costs 18.4¢, so moving 1 kWh out of the top hours saves 5.6¢.
  • January weekdays range from 18.4¢ to 23.9¢.
  • Summer pricing applies Jun–Aug; winter pricing Sep–May.
  • Weekends differ: off-peak all day.
  • Fixed charge: $8.09 a month.

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