Canadian Solar vs LONGi Solar
Canadian Solar vs LONGi Solar β Side-by-side comparison of flagship series, max power, efficiency, warranty, and best-fit use cases. Request quotes from JUST SOLAR.
Head-to-head specs
| Canadian Solar | LONGi Solar | |
|---|---|---|
| Tier | Tier 1 | Tier 1 |
| 2025 Shipments | 40+ GW | 80+ GW |
| Flagship Series | TOPHiKu7 / HiKu7N | Hi-MO 9 (HPBC) |
| Technology | TOPCon N-type | HPBC / TOPCon |
| Max Power | 700W | 635W |
| Max Efficiency | 22.8% | 24.43% |
| Warranty | 12yr product / 30yr power | 15yr product / 30yr power |
| Founded | 2001 | 2000 |
| Headquarters | Guelph, Canada | Xi'an |
| Country | Canada / China | China |
Key strengths
- βNorth American brand strength
- βNASDAQ-listed (CSIQ) β financial transparency
- βCanadian & Mexican assembly facilities
- βAvoids some US AD/CVD duties
- βIntegrated solutions (panels + storage)
Key strengths
- βHighest efficiency panels (HPBC 24%+)
- βLargest R&D investment in the industry
- βMonocrystalline silicon pioneer
- β15-year product warranty (industry-leading)
- βPremium brand positioning
US/Canada projects, buyers needing AD/CVD duty optimization
Premium residential, space-constrained projects, efficiency-critical applications
π Verdict
On efficiency, LONGi Solar leads (24.43%). For peak wattage, Canadian Solar offers the higher ceiling (700W). Choose Canadian Solar if your project matches: US/Canada projects, buyers needing AD/CVD duty optimization. Choose LONGi Solar if: Premium residential, space-constrained projects, efficiency-critical applications.
πΌ Ready to buy?
JUST SOLAR is an authorized distributor for both brands. Get a side-by-side quote with live FOB pricing and stock availability.