LONGi vs Trina Solar Solar Panels
Head-to-head comparison for Australian homes in 2026.
| Spec | LONGi | Trina Solar |
|---|---|---|
| Country | China | China |
| Tier | mid-range | budget |
| Efficiency | 22.3% | 22.1% |
| Product Warranty | 15 years | 15 years |
| Performance Warranty | 25 years | 25 years |
| Degradation Rate | 0.4%/yr | 0.4%/yr |
| Price per kW | $1000-$1500 | $950-$1400 |
| Panel Wattage | 445W | 440W |
| Cell Type | HPBC Monocrystalline | N-type TOPCon Monocrystalline |
| Best For | Homeowners wanting top-tier technology at a mid-range price point | Those wanting a proven, bankable brand with strong warranty at a competitive price |
LONGi
Pros
- + World's largest mono-silicon producer (vertically integrated)
- + Industry-leading efficiency
- + 15-year product warranty
- + Heavy R&D investment
- + Excellent degradation rate
Cons
- - Slightly more expensive than Jinko/Trina
- - Chinese-manufactured
- - Some installers prefer other brands for availability
Trina Solar
Pros
- + 25+ year track record
- + Excellent price-to-performance ratio
- + 15-year product warranty
- + Tier-1 bankability rating
- + Widely available in AU
Cons
- - Chinese-manufactured
- - Not the absolute highest efficiency
- - Brand less differentiated vs Jinko/LONGi