How Much Does a Dishwasher Cost to Run?
Modern dishwashers can use less water and energy than hand-washing when fully loaded. Most of the energy goes to heating the water.
Quick Summary
Typical Wattage
1,800W
1.8 kW
Est. Daily Cost
R6.72
1.5h/day
Est. Monthly Cost
R201.69
at R2.49/kWh
Calculate Your Dishwasher Electricity Cost
Adjust the values below to match your usage.
Daily kWh
2.70 kWh
Monthly kWh
81.0 kWh
Cost Breakdown
| Period | Cost |
|---|---|
| Per day | R6.72 |
| Per week | R47.06 |
| Per month | R201.69 |
| Per year | R2,453.90 |
Tips to Reduce Your Dishwasher Electricity Cost
- 1.Only run full loads.
- 2.Use the eco cycle when possible.
- 3.Skip heated drying and air dry instead.
- 4.Scrape plates instead of rinsing heavily.
Compare With Other Kitchen Appliances
Frequently Asked Questions
How much electricity does a dishwasher use per month?
A typical dishwasher uses 1800W and, when used for 1.5 hours per day at R2.49/kWh, costs approximately R201.69 per month (81.0 kWh).
How many watts does a dishwasher use?
A typical dishwasher in South Africa uses approximately 1800 watts (1.8 kW). Actual wattage may vary by brand and model - check the rating plate on your appliance for the exact figure.
How can I reduce the electricity cost of my dishwasher?
Only run full loads. Use the eco cycle when possible. See our full list of tips above for more ways to save.
Related Calculators
All Appliance Electricity Costs
Kitchen
Water Heating
Pool & Garden
Home Office
Need help understanding your electricity bill?
Chat with us on WhatsApp
Click here to join our telegram channel and stay up to date with load shedding and related news!