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Energy Usage Guide

Have you ever wondered how much electricity your household items use? See how your home's appliances, electronics and lighting compare.

Devices with Idle/Standby Modes

Device Name

Active Mode (W) Hourly Cost ($/kWh) Idle Mode (W) Standby/OFF Mode         (W) Typical Monthly Cost ($/mo)
Air Purifier (ESTAR)30 $0.004 0.6 $2.23 
Air Purifier (Conventional)100
 $0.01 1 $6.67 
Amazon Echo3 $0.0004 2.80 $0.30 
Amazon Echo Dot4 $0.001 3 $0.30 
Blu-Ray Player (ESTAR)10.5 $0.001 51 $0.17 
Blu-Ray Player (Conventional)12.1 $0.002 8.51 $0.21 
Cable Modem6.25 $0.001 3.8 $0.62 
CD Player9.91 $0.001 8.625.04 $0.01 
Cell Phone Charger3.68 $0.001 2.240.26 $0.09 
Coffee Maker975 $0.13 1.14 $4.15 
Computer Desktop (ESTAR)27 $0.004 1.80.8 $1.81 
Computer Desktop (Conventional)48 $0.01 2.30.96 $3.20 
Computer Laptop (ESTAR)8.6 $0.001 0.90.5 $0.58 
Computer Laptop (Conventional)15 $0.002 1.20.6 $1.00 
Cordless Phone1.9 $0.0003 2.810.98 $0.28 
DVD Player (ESTAR)6 $0.001 51 $0.16 
DVD Player (Conventional)10 $0.001 7.91.3 $0.22 
Google Home3 $0.0004 20 $0.20 
HD DVR Set - Top Box23 $0.003 141 $2.02 
Keurig Coffee Makers1,200 $0.16 0.50.5 $0.63 
Microwave Oven1,094 $0.15 20 $0.62 
Printer - Ink Jet5 $0.001 20.5 $0.06 
Printer - Laser Color131 $0.02 20.5 $3.47 
Roku4 $0.001 1 $0.16 
Sound Bar30 $0.004 124 $0.93 
Swimming Pool Pump 1.5 HP, single speed (conventional)1,851 $0.25  $87.36 
Swimming Pool Pump 1.5 HP, variable speed (ESTAR)800 $0.11 250 $17.08 
Television - 20" and under, conventional23 $0.003 0.39 $0.51 
Television - 20" and under, ESTAR15 $0.002 0.32 $0.34 
Television - 21" - 23", conventional25 $0.003 0.35 $0.55 
Television - 21" - 23", ESTAR20 $0.003 0.32 $0.44 
Television - 24" - 29", conventional29 $0.004 0.33 $0.63 
Television - 24" - 29", ESTAR21 $0.003 0.32 $0.46 
Television - 30" - 34", conventional35 $0.005 0.32 $0.75 
Television - 30" - 34", ESTAR26 $0.004 0.3 $0.56 
Television - 35" - 39", conventional46 $0.01 0.34 $0.98 
Television - 35" - 39", ESTAR33 $0.005 0.3 $0.71 
Television - 40" - 44", conventional54 $0.01 0.33 $1.15 
Television - 40" - 44", ESTAR37 $0.01 0.32 $0.79 
Television - 45" - 49", conventional69 $0.01 0.31 $1.46 
Television - 45" - 49", ESTAR45 $0.01 0.3 $0.96 
Television - 50" - 54", conventional74 $0.01 0.3 $1.56 
Television - 50" - 54", ESTAR52 $0.01 0.31 $1.10 
Television - 55" - 59", conventional87 $0.01 0.3 $1.83 
Television - 55" - 59", ESTAR57 $0.01 0.25 $1.20 
Television - 60" - 64", conventional88 $0.01 0.31 $1.85 
Television - 60" - 64", ESTAR66 $0.01 0.28 $1.39 
Television - 65" and greater, conventional160 $0.02 0.31 $3.34 
Television - 65" and greater, ESTAR74 $0.01 0.24 $1.55 
Video Game System - Nintendo Wii U32 $0.004 0.40.4 $0.42 
Video Game System - Nintendo Wii14 $0.002 1.60.01 $0.53 
Video Game System - PlayStation 385 $0.01 1.10.01 $0.98 
Video Game System - PlayStation 4105 $0.01 8.40.3 $2.06 
Video Game System - Xbox 36088 $0.01 0.70.01 $0.89 
Video Game System - Xbox One86 $0.01 15.70.4 $2.65

Devices with only ON/OFF Modes


Active Mode (W) Hourly Cost ($/kWh) Typical Monthly Cost ($/mo)
Air Conditioner (central) - 3.0 ton, 10 SEER
3,600 $0.49  $66.41 
Air Conditioner (central) - 3.0 ton, 15 SEER2,400
 $0.33  $44.28 
Air Conditioner (room) - 10,000 BTU1,020 $0.14  $7.48 
Air Conditioner (room) - 5,000 BTU510 $0.07  $3.74 
Aquarium (50 gallon)250 $0.03  $24.89 
Ceiling Fan, ENERGY STAR23 $0.003  $0.28 
Ceiling Fan, conventional34 $0.005  $0.41 
Dehumidifier (ESTAR)396 $0.05  $7.35 
Dehumidifier (Conventional)526 $0.07  $9.75 
Electric Blanket400 $0.05  $13.09 
Electric Space Heater - 1500 Watt1,500 $0.20  $49.10 
Exercise Equipment - Treadmill 3 H.P.2,093 $0.29  $2.85 
Freezer - Upright/Chest 15.4 cu. Ft, ENERGY STAR31 $0.004  $3.09 
Freezer - Upright/Chest 15.4 cu. Ft, conventional34 $0.005  $3.43 
Furnace Fan (heating/cooling system) - 1/2 HP466 $0.06  $12.95 
Hair Dryer710 $0.10  $5.43 
Holiday Lights - 100 Large Bulbs (C9 LED)13 $0.002  $0.19 
Holiday Lights - 100 Large Bulbs (C9 Incandescent)700 $0.10  $10.03 
Holiday Lights - 100 Mini (LED)11 $0.002  $0.16 
Holiday Lights - 100 Mini (Incandescent)49 $0.01  $0.70 
Holiday Lights - 100 Small Bulbs (C7 LED)31 $0.004  $0.44 
Holiday Lights - 100 Small Bulbs (Incandescent)500 $0.07  $7.16 
Home Internet Router5.7 $0.001  $0.57 
Home Security Systems3 $0.0004  $0.27 
Iron1,100 $0.15  $0.65 
Lighting - 10.5 Watt LED10.5 $0.001  $0.11 
Lighting - 100 Watt Incandescent100 $0.01  $1.02 
Lighting - 23 Watt CFL23 $0.003  $0.23 
Lighting - 60 Watt Incandescent 60 $0.01  $0.61 
Lighting - 72 Watt Halogen72 $0.01  $0.73 
Modem5.6 $0.001  $0.56 
Refrigerator - Freezer 16.5-18.9 cu. ft.- Top Freezer, New ESTAR42 $0.01  $4.22 
Refrigerator - Freezer 16.5-18.9 cu. ft.- Top Freezer, New conventional47 $0.01  $4.68 
Refrigerator - Freezer 16.5-18.9 cu. ft.- Top Freezer (circa 2001-2010)70 $0.01  $6.97 
Refrigerator - Freezer 16.5-18.9 cu. ft.- Top Freezer (circa 1993-2000)110 $0.01  $10.93 
Refrigerator - Freezer 21.5-24.4 cu. ft. - Side by Side ENERGY STAR55 $0.01  $5.49 
Refrigerator - Freezer 21.5-24.4 cu. ft. - Side by Side, new conventional61 $0.01  $6.10 
Refrigerator - Freezer 21.5-24.4 cu. ft. - Side by Side (circa 2001-2010)100 $0.01  $9.96 
Refrigerator - Freezer 21.5-24.4 cu. ft. - Side by Side (circa 1993-2000)156 $0.02  $15.55 
Vacuum Cleaner (canister)818 $0.11  $3.39 
Water Heating (Conventional Tank Water Heater, electric)1,192 $0.16  $34.32 

Cycle Based


Active Mode (W) Cost Per Cycle ($/Cycle) Typical Monthly Cost ($/mo)
Clothes Dryer - Electric, ESTAR2,165 $0.30  $6.91 
Clothes Dryer - Electric, conventional
2,735 $0.37  $8.73 
Clothes Washer (Top Loading w/ electric water heating), ESTAR2,991 $0.31  $7.56 
Clothes Washer (Top Loading w/ electric water heating), conventional4,777 $0.49  $12.07 
Clothes Washer (Front Loading w/ electric water heating), ESTAR2,308 $0.24  $5.83 
Clothes Washer (Front Loading w/ electric water heating), conventional2,987 $0.31  $7.55 
Dishwasher (w/ electric water heating), ESTAR603 $0.17  $3.07 
Dishwasher (w/ electric water heating), conventional686 $0.20  $3.49 

~ approximate value

Sources: E Source, US Department of Energy, NRDC, ENERGY STAR®, State of Illinois Technical Reference Manual.
*Uses energy even when appliance is turned off.
This information is based on current annualized average monthly retail charges for ComEd electric delivery service and ComEd supply service at 13.64 cents per kilowatt-hour to residential customers in Illinois using rates applicable beginning with the June 2021 billing period. Actual savings may vary based on usage and rates. Specific factors such as equipment efficiency, hours of use, operating conditions, etc., can cause actual operating costs to vary. Many appliances “cycle” from a running to an idle mode affecting the amount of electricity they use.

 Content Editor

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