HomeWattCost

Met-Ed RS vs RS-TOU

RS and RS-TOU cost about the same for a typical Pennsylvania home (within $17 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 Met-EdTariffs checked 2026-10-05Typical use 837 kWh/mo, Pennsylvania

Head to head

ScenarioRSRS-TOUCheaper
Typical home, per month$190$191Tie
All-in price per kWh22.7¢22.8¢RS
Home + EV, charged at the cheapest hour$248$235RS-TOU
Home + EV, plugged in at 6 pm$248$267RS
Fixed charge$11.54$11.54

Typical home: Pennsylvania 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-TOU.

Month by month

Typical-home bill each month on each plan.

PlanJanFebMarAprMayJunJulAugSepOctNovDec
RS$252$231$183$147$144$179$229$205$160$149$165$232
RS-TOU$248$229$181$146$149$184$234$211$164$151$164$231

RS: price by hour

July weekday.

Same price all day
21.3¢12a3a6a9a12p3p6p9p12a

RS-TOU: price by hour

July weekday.

Off-peakMid-peakPeak
16.0¢19.1¢31.1¢19.1¢16.0¢12a3a6a9a12p3p6p9p12a

RS or RS-TOU: common questions

Is RS or RS-TOU cheaper?

RS and RS-TOU cost about the same for a typical Pennsylvania home (within $17 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-TOU gives the lower total ($235 against $248 a month).

What is the difference between RS and RS-TOU?

RS is flat: the same price at every hour, with a fixed charge of $11.54 a month. RS-TOU is time-of-use (summer weekdays: Mid-peak 6 am–2 pm, Peak 2 pm–9 pm, Mid-peak 9 pm–11 pm; lowest price 11 pm–6 am next day), with a fixed charge of $11.54 a month.

How the two plans work

RS: Residential Service

  • One price per kWh at every hour, all year: 21.3¢.
  • Shifting use to other hours changes nothing on this plan; using less is the only lever.
  • Fixed charge: $11.54 a month.

RS-TOU: Residential Service, Time-of-Use Default Service

  • Mid-peak 6 am–2 pm, Peak 2 pm–9 pm, Mid-peak 9 pm–11 pm on July weekdays; 7 of 24 hours carry the top price of 31.1¢.
  • The cheapest July weekday hour costs 16.0¢, so moving 1 kWh out of the top hours saves 15.1¢.
  • January weekdays range from 16.0¢ to 31.1¢.
  • Weekends differ: Mid-peak 6 am–11 pm.
  • Fixed charge: $11.54 a month.

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