2026 Reviews
Best Solar Installers in Australia
We're not an installer. We're a comparison platform that reviews and rates solar companies based on accreditation, verified customer reviews, warranty terms, and local expertise. Pick your city to see our top picks.
Choose your city
Melbourne
VIC4h sun/day
Average
$5,500 - $7,200
6.6kW system
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Sydney
NSW4.5h sun/day
Average
$5,800 - $7,500
6.6kW system
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Brisbane
QLD5.2h sun/day
Average
$5,200 - $6,800
6.6kW system
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Perth
WA5.5h sun/day
Average
$4,800 - $6,500
6.6kW system
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Adelaide
SA4.8h sun/day
Average
$4,900 - $6,500
6.6kW system
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How we rate installers
Every installer on our platform is assessed against the same criteria. We don't accept payment for rankings. Our trust score blends 10 weighted factors:
20%
Verification of licences
SAA, CEC, and NETCC accreditation status
15%
Insurance coverage
Public liability and professional indemnity
12%
Review quality
Average verified review rating
10%
Time in business
Years operating under the same name
10%
Review volume
Number of verified customer reviews
8%
Network verified
Part of the Why Solar installer network
8%
Transparency
Combined credential and insurance disclosure
7%
Service range
Solar, battery, heat pump, EV charger
5%
Coverage area
Number of states and regions served
5%
Company size
Team size and operational capacity
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