HomeWattCost

Evergy Missouri West RTOU vs RTOU-3

For a typical Missouri home using 1,041 kWh a month, RTOU-3 is cheaper by about $110 a year ($137 against $146 a month). RTOU-3 is cheaper at every level of use from 200 to 2,500 kWh a month, with the same daily pattern of use.

Utility Evergy Missouri WestTariffs checked 2026-09-28Typical use 1,041 kWh/mo, Missouri

Head to head

ScenarioRTOURTOU-3Cheaper
Typical home, per month$146$137RTOU-3
All-in price per kWh14.1¢13.2¢RTOU-3
Home + EV, charged at the cheapest hour$162$148RTOU-3
Home + EV, plugged in at 6 pm$210$196RTOU-3
Fixed charge$12.90$12.90

Typical home: Missouri 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 RTOU, 12 am on RTOU-3.

Month by month

Typical-home bill each month on each plan.

PlanJanFebMarAprMayJunJulAugSepOctNovDec
RTOU$169$141$118$102$120$170$211$196$155$113$110$151
RTOU-3$148$124$104$90$107$173$215$199$158$101$97$133

RTOU: price by hour

July weekday.

Off-peakMid-peakPeak
6.4¢11.4¢31.6¢11.4¢12a3a6a9a12p3p6p9p12a

RTOU-3: price by hour

July weekday.

Off-peakMid-peakPeak
4.2¢12.7¢29.9¢12.7¢12a3a6a9a12p3p6p9p12a

RTOU or RTOU-3: common questions

Is RTOU or RTOU-3 cheaper?

For a typical Missouri home using 1,041 kWh a month, RTOU-3 is cheaper by about $110 a year ($137 against $146 a month). RTOU-3 is cheaper 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, RTOU-3 gives the lower total ($148 against $162 a month).

What is the difference between RTOU and RTOU-3?

RTOU is time-of-use (summer weekdays: Mid-peak 6 am–4 pm, Peak 4 pm–8 pm, Mid-peak 8 pm–12 am; lowest price 12 am–6 am), with a fixed charge of $12.90 a month. RTOU-3 is time-of-use (summer weekdays: Mid-peak 6 am–4 pm, Peak 4 pm–8 pm, Mid-peak 8 pm–12 am; lowest price 12 am–6 am), with a fixed charge of $12.90 a month.

How the two plans work

RTOU: Residential Service Time of Use - Three Period (Nights and Weekends Plan)

  • Mid-peak 6 am–4 pm, Peak 4 pm–8 pm, Mid-peak 8 pm–12 am on July weekdays; 4 of 24 hours carry the top price of 31.6¢.
  • The cheapest July weekday hour costs 6.4¢, so moving 1 kWh out of the top hours saves 25.2¢.
  • January weekdays range from 5.5¢ to 25.9¢.
  • Summer pricing applies Jun–Sep; winter pricing Oct–May.
  • Weekends differ: Mid-peak 6 am–12 am.
  • Fixed charge: $12.90 a month.

RTOU-3: Residential High Differential Time of Use (Nights & Weekends Max Plan)

  • Mid-peak 6 am–4 pm, Peak 4 pm–8 pm, Mid-peak 8 pm–12 am on July weekdays; 4 of 24 hours carry the top price of 29.9¢.
  • The cheapest July weekday hour costs 4.2¢, so moving 1 kWh out of the top hours saves 25.7¢.
  • January weekdays range from 3.5¢ to 23.1¢.
  • Summer pricing applies Jun–Sep; winter pricing Oct–May.
  • Weekends differ: Mid-peak 6 am–12 am.
  • Fixed charge: $12.90 a month.

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