Gas vs Electric Hot Water Systems: Which Is Better for Perth Homes?
- Brad Melchiorre
- Mar 3
- 2 min read
Choosing between a gas and electric hot water system depends on your household size, budget and long-term running costs.
Quick answer:
Gas systems are often cheaper to run and better for larger households with higher water demand. Electric systems usually have lower upfront costs and can suit smaller homes.
Here’s how they compare.
Upfront Installation Costs
Electric systems generally cost less to install.
Gas systems may require:
Gas line connections
Ventilation or flue systems
Additional compliance components
For installation guidance tailored to your property, visit:
Running Costs in Perth
Gas is often more economical for higher usage homes.
Electric systems can cost more to operate long term, especially with heavy daily use.
If reducing long-term bills is your priority, system selection matters.
Performance for Families
Gas systems and continuous flow units typically recover faster.
Electric storage units can struggle if multiple showers run back-to-back.
If you have:
A large family
Multiple bathrooms
High daily usage
Gas may offer stronger performance.
Energy Efficiency
Modern continuous flow systems are more energy-efficient than many older storage tanks.
Upgrading to a newer system can improve performance and reduce waste.
Need help deciding?
Our licensed Perth plumbers can assess your home and recommend the best option:
FAQs About Gas vs Electric Hot Water Systems
Is gas or electric hot water cheaper in Perth?
Gas is often cheaper to run for higher-demand homes, while electric can suit smaller households.
Which system is better for a family home?
Many families prefer gas or continuous flow systems for faster recovery.
Can I switch from electric to gas?
It depends on whether gas is available and what upgrades are required.
Does gas cost more to install?
Often yes, due to additional installation requirements.
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