Canadian Solar vs Tongwei Solar
Canadian Solar vs Tongwei 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 | Tongwei Solar | |
|---|---|---|
| Tier | Tier 1 | Tier 1 |
| 2025 Shipments | 40+ GW | 50+ GW |
| Flagship Series | TOPHiKu7 / HiKu7N | TWMND / TNC |
| Technology | TOPCon N-type | TOPCon N-type |
| Max Power | 700W | 720W |
| Max Efficiency | 22.8% | 23.5% |
| Warranty | 12yr product / 30yr power | 12yr product / 30yr power |
| Founded | 2001 | 2013 |
| Headquarters | Guelph, Canada | Chengdu |
| 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
- βWorld #1 solar cell + polysilicon producer
- βUltra-deep vertical integration
- βAggressive pricing (full chain cost advantage)
- βRapidly expanding module capacity
- βHigh-efficiency TNC TOPCon cells
US/Canada projects, buyers needing AD/CVD duty optimization
Cost-sensitive large projects, buyers valuing cell-quality traceability, large-scale utility
π Verdict
On efficiency, Tongwei Solar leads (23.5%). For peak wattage, Tongwei Solar offers the higher ceiling (720W). Choose Canadian Solar if your project matches: US/Canada projects, buyers needing AD/CVD duty optimization. Choose Tongwei Solar if: Cost-sensitive large projects, buyers valuing cell-quality traceability, large-scale utility.
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.