Saving Guides
TL;DR: 18 in-depth electricity cost guides with real usage, costs, and 5-region rates. Each guide has comparison tables, FAQs, and a browser-only calculator to run your own bill.
- Space Heater$57.60 / month to run8h/day • 12.00 kWh/daySave $40–$80/mo by heating only the room you useSee full cost breakdown →
- Central AC vs Window AC$134.40 / month for central AC8h/day • 28.00 kWh/daySave $90–$170/mo by cooling occupied rooms onlySee full cost breakdown →
- EV Home Charging$45.71 / month for 1,000 miles33 miles/day avg • 9.52 kWh/daySave $25–$30/mo with overnight off-peak chargingSee full cost breakdown →
- Air Conditioner$46.08 / month to run8h/day • 9.60 kWh/daySave $10–$20/mo with 78°F and inverter operationSee full cost breakdown →
- Refrigerator$5.76 / month to run8h/day duty cycle • 1.20 kWh/daySave $15–$30/yr by cleaning coils and checking sealsSee full cost breakdown →
- Tumble Dryer$16.13 / month for 24 loads1.5h/load • 4.20 kWh/loadSave $60–$70/yr by line drying half your loadsSee full cost breakdown →
- Washing Machine$1.92 / month for 24 washes1h/load • 0.50 kWh/loadSave most by choosing cold water instead of hotSee full cost breakdown →
- Dishwasher$6.72 / month to run1 cycle/day • 1.40 kWh/daySave 30–40% with eco mode and air dryingSee full cost breakdown →
- Electric Water Heater$43.20 / month to run2h/day • 9.00 kWh/daySave by setting the tank to 120°F (49°C)See full cost breakdown →
- Gaming PC$5.76 / month to run3h/day • 1.20 kWh/daySave by capping frame rates and using sleep modeSee full cost breakdown →
- TV Power Use$2.04 / month to run5h/day • 0.43 kWh/daySave by lowering brightness and disabling quick startSee full cost breakdown →
- Oven vs Air Fryer$5.76 / month for daily oven use0.5h/day • 1.20 kWh/daySave $8–$12/mo with an air fryer for small mealsSee full cost breakdown →
- Dehumidifier$15.36 / month to run8h/day • 3.20 kWh/daySave by using auto mode at 50–55% humiditySee full cost breakdown →
- Heat Pump vs Furnace$60–$110 / month for a heat pump8h/day example • 12.00 kWh/daySave by using steady settings and sealing air leaksSee full cost breakdown →
- Hot Tub$30–$60 / month to run3h/day heating • 4.50 kWh/daySave by keeping a fitted insulated cover in placeSee full cost breakdown →
- Pool Pump$57.60 / month to run8h/day • 12.00 kWh/daySave up to 70% with a variable-speed pumpSee full cost breakdown →
- Standby Power$5.76 / month for a 50W load24h/day • 1.20 kWh/daySave $8–$17/mo by switching off idle device groupsSee full cost breakdown →
- LED vs Incandescent$0.86 / month per incandescent bulb3h/day • 0.18 kWh/daySave $80–$100/yr by replacing ten common bulbsSee full cost breakdown →