HomeWattCost

SDG&E EV-TOU-5 vs TOU-ELEC

For a typical California home using 487 kWh a month, EV-TOU-5 is cheaper by about $177 a year ($224 against $238 a month). EV-TOU-5 stays cheaper at every level of use from 200 to 2,500 kWh a month with the same daily pattern of use.

Utility SDG&ETariffs checked 2026-09-28Typical use 487 kWh/mo, California

Head to head

ScenarioEV-TOU-5TOU-ELECCheaper
Typical home, per month$224$238EV-TOU-5
All-in price per kWh45.9¢48.9¢EV-TOU-5
Home + EV, charged at the cheapest hour$258$332EV-TOU-5
Home + EV, plugged in at 6 pm$400$403EV-TOU-5
Fixed charge$24.15$24.15

Typical home: California 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 12 am on EV-TOU-5, 12 am on TOU-ELEC.

EV-TOU-5 and TOU-ELEC are EV or electrification rates: check the eligibility rules on SDG&E’s tariff before switching.

Month by month

Typical-home bill each month on each plan.

PlanJanFebMarAprMayJunJulAugSepOctNovDec
EV-TOU-5$233$170$185$167$174$252$292$312$325$237$172$163
TOU-ELEC$263$191$207$182$190$257$300$321$332$242$191$183

EV-TOU-5: price by hour

July weekday.

Off-peakMid-peakPeak
13.1¢49.6¢13.1¢49.6¢80.2¢49.6¢12a3a6a9a12p3p6p9p12a

TOU-ELEC: price by hour

July weekday.

Off-peakMid-peakPeak
34.4¢38.9¢34.4¢38.9¢72.6¢38.9¢12a3a6a9a12p3p6p9p12a

How the two plans work

EV-TOU-5: EV Time-of-Use 5

  • Mid-peak 6 am–10 am, Mid-peak 2 pm–4 pm, Peak 4 pm–9 pm, Mid-peak 9 pm–12 am on July weekdays; 5 of 24 hours carry the top price of 80.2¢.
  • The cheapest July weekday hour costs 13.1¢, so moving 1 kWh out of the top hours saves 67.1¢.
  • January weekdays range from 12.3¢ to 52.4¢.
  • Summer pricing applies Jun–Oct; winter pricing Nov–May.
  • Weekends follow a different schedule from weekdays.
  • Fixed charge: $24.15 a month.

TOU-ELEC: Time-of-Use for Electrified Homes

  • Mid-peak 6 am–10 am, Mid-peak 2 pm–4 pm, Peak 4 pm–9 pm, Mid-peak 9 pm–12 am on July weekdays; 5 of 24 hours carry the top price of 72.6¢.
  • The cheapest July weekday hour costs 34.4¢, so moving 1 kWh out of the top hours saves 38.1¢.
  • January weekdays range from 33.6¢ to 50.6¢.
  • Summer pricing applies Jun–Oct; winter pricing Nov–May.
  • Weekends follow a different schedule from weekdays.
  • Fixed charge: $24.15 a month.

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