HomeWattCost

DTE D1.2 vs D1.11

For a typical Michigan home using 630 kWh a month, D1.2 is cheaper by about $107 a year ($140 against $149 a month). D1.2 stays cheaper at every level of use from 200 to 2,500 kWh a month with the same daily pattern of use.

Utility DTETariffs checked 2026-09-28Typical use 630 kWh/mo, Michigan

Head to head

ScenarioD1.2D1.11Cheaper
Typical home, per month$140$149D1.2
All-in price per kWh22.2¢23.6¢D1.2
Home + EV, charged at the cheapest hour$190$208D1.2
Home + EV, plugged in at 6 pm$204$213D1.2
Fixed charge$10.00$10.00

Typical home: Michigan 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 D1.2, 12 am on D1.11.

Month by month

Typical-home bill each month on each plan.

PlanJanFebMarAprMayJunJulAugSepOctNovDec
D1.2$154$130$126$111$117$149$204$170$126$119$122$150
D1.11$166$141$135$120$124$157$215$179$133$123$131$162

D1.2: price by hour

July weekday.

Off-peakPeak
18.2¢28.9¢18.2¢12a3a6a9a12p3p6p9p12a

D1.11: price by hour

July weekday.

Off-peakPeak
21.5¢27.2¢21.5¢12a3a6a9a12p3p6p9p12a

How the two plans work

D1.2: Time of Day 11 am–7 pm

  • Peak 11 am–7 pm on July weekdays; 8 of 24 hours carry the top price of 28.9¢.
  • The cheapest July weekday hour costs 18.2¢, so moving 1 kWh out of the top hours saves 10.7¢.
  • January weekdays range from 18.0¢ to 26.4¢.
  • Summer pricing applies Jun–Oct; winter pricing Nov–May.
  • Weekends follow a different schedule from weekdays.
  • Fixed charge: $10.00 a month.

D1.11: Time of Day 3–7 pm (standard rate)

  • Peak 3 pm–7 pm on July weekdays; 4 of 24 hours carry the top price of 27.2¢.
  • The cheapest July weekday hour costs 21.5¢, so moving 1 kWh out of the top hours saves 5.7¢.
  • January weekdays range from 21.5¢ to 23.1¢.
  • Summer pricing applies Jun–Sep; winter pricing Oct–May.
  • Weekends follow a different schedule from weekdays.
  • Fixed charge: $10.00 a month.

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