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Estimated Electricity Cost of Common Appliances

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Estimated Electricity Cost of Common Appliances

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Estimated running cost of electrical appliances

Appliance

Input Power (Watts)

Estimated Running Cost*

Air Conditioner - Cooling Capacity:

  1. 3/4 HP 7,000 BTU/h(2.05 kW cooling capacity)
  2. 1 HP 9,000 BTU/h(2.64 kW cooling capacity)
  3. 1.5 HP 13,000 BTU/h(3.81 kW cooling capacity)

​

  1. 820
  2. 960
  3. 1,440

​

  1. about $6.35 for 8 hrs in summer
  2. about $7.43 for 8 hrs in summer
  3. about $11.15 for 8 hrs in summer

Coffee Maker

500

$0.09 for 10 mins

Cooker Hood (with Lighting)

130

$0.15 for 1 hr

Cooker Oven

  1. 2,000
  2. 3,000
  1. max $2.25 for 1 hr
  2. max $3.38 for 1 hr

Dehumidifier

  1. 500
  2. 750
  1. max $0.56 for 1 hr
  2. max $0.84 for 1 hr

Electric Kettle

2,000

$0.38 for 10 mins

Exhaust Fan

50

$0.06 for 1 hr

Fan

  1. (Portable)
  2. (Ceiling 40")

​

  1. 75
  2. 150

​

  1. $0.08 for 1 hr
  2. $0.17 for 1 hr

Food Chopper

750

$0.01 for 1 min

Food Processor

160

$0.03 for 10 mins

Hair Dryer

  1. 500
  2. 1,200
  1. $0.14 for 15 mins
  2. $0.34 for 15 mins

Hair Styler

700

$0.20 for 15 mins

Heater (oil radiator or fan heater)

  1. 2,000
  2. 3,000
  1. max $2.25 for 1 hr
  2. max $3.38 for 1 hr

Hi-Fi Set

200

max $0.23 for 1 hr

Hot Plate

  1. 1,500
  2. 2,000
  3. 2,500
  1. max $1.69 for 1 hr
  2. max $2.25 for 1 hr
  3. max $2.81 for 1 hr

Iron

  1. 600
  2. 1,000
  1. max $0.68 for 1 hr
  2. max $1.13 for 1 hr

Lamp (Fluorescent)

  1. 600 mm Long
  2. 1,200 mm Long

​

  1. 28
  2. 48

​

  1. $0.03 for 1 hr
  2. $0.05 for 1 hr

Lamp (Tungsten)

  1. 40 W
  2. 60 W
  3. 100 W

​

  1. 40
  2. 60
  3. 100

​

  1. $0.05 for 1 hr
  2. $0.07 for 1 hr
  3. $0.11 for 1 hr

Microwave Oven

900

$0.51 for 30 mins

Oven

  1. 1,200
  2. 1,500
  3. 2,000
  1. max $1.35 for 1 hr
  2. max $1.69 for 1 hr
  3. max $2.25 for 1 hr

Personal Computer

135

$0.15 for 1 hr

Printer / Scanner

60

max $0.07 for 1 hr

Refrigerator

  1. Auto defrost 170 litre (6 cu. ft.)
  2. No frost 205 litre (7.2 cu. ft.)
  3. No frost 280 litre (10 cu. ft.)

​

  1. 115
  2. 120
  3. 130

​

  1. about $1.51 for 24 hrs
  2. about $1.51 for 24 hrs
  3. about $1.63 for 24 hrs

Rice Cooker

500

$0.19 for 20 mins

Television Set

100

max $0.11 for 1 hr

Toaster

800

max $0.05 for 3 mins

Toaster, Snack

650

max $0.18 for 15 mins

Tumble Drier

  1. 1,650
  2. 2,000
  1. $1.86 for 1 hr
  2. $2.25 for 1 hr

Vacuum Cleaner

600

$0.34 for 30 mins

VCD / DVD / Video Recorder

20

$0.02 for 1 hr

Washing Machine (consumption depends on washing program)

  1. Automatic
  2. Automatic

​

  1. 360
  2. 500

​

  1. avg. $0.18 for 45 mins
  2. avg. $0.25 for 45 mins

Water Heater

  1. Shower (30 litre 35oC shower from 27oC)
  2. Shower (30 litre 40oC shower from 18oC)
  3. Bath (90 litre 35oC bath from 27oC)
  4. Bath (90 litre 40oC bath from 18oC)

​

​

  1. $0.32 (summer)
  2. $0.89 (winter)
  3. $0.97 (summer)
  4. $2.67 (winter)

The above information is for reference only. The actual consumption may vary due to different power rating (Kilowatt) of appliances and different models/brand names. Also, change in weather conditions, more frequent use of appliances, using inefficient or faulty appliances and leaving appliances switched on unnecessarily, etc. may affect the overall consumption.

* Based on the average tariff rate of $1.125.