Premium Performance
Alpha Pure-R400–430 W
REC | REC430AA Pure-R
HJTMono-glass
72/ 100
Strong evidence coverage · 100%
Evidence checked 2026-08-31
Heterojunction (HJT)Class-Leading Temp Coeff15+ Yrs Field-Proven
Full scorecard Score profile
| Measure | Alpha Pure-R | Comet 1N |
|---|---|---|
| Architecture & Design | ||
| Efficiency & Yield | ||
| Durability (verified) | ||
| Performance & Degradation | ||
| Guarantee & Backbone | ||
| Sustainability |
Architecture & Design
- Alpha Pure-R
83 / 100 - Comet 1N
88 / 100
Efficiency & Yield
- Alpha Pure-R
60 / 100 - Comet 1N
63 / 100
Durability (verified)
- Alpha Pure-R
64 / 100 - Comet 1N
66 / 100
Performance & Degradation
- Alpha Pure-R
82 / 100 - Comet 1N
78 / 100
Guarantee & Backbone
- Alpha Pure-R
79 / 100 - Comet 1N
64 / 100
Sustainability
- Alpha Pure-R
60 / 100 - Comet 1N
80 / 100
Key specifications
marks the better value on rows where a higher number is better. Temperature coefficient counts as higher when it is closer to zero. Size measures such as rated power carry no marker, because a larger product is a different choice rather than a better one.
| Measure | Alpha Pure-R | Comet 1N |
|---|---|---|
| Architecture | HJT module | ABC module |
| Published rated power range | 400–430 W | 590–615 W |
| Scored benchmark | 430 W | 615 W |
| Power | 430 W | 615 W |
| Efficiency | 22.3 % | 23.8 % (better value on this row) |
| Cell | Heterojunction (HJT) | N-type ABC silicon |
| Temp coeff | -0.24 %/°C (better value on this row) | -0.26 %/°C |
Architecture
- Alpha Pure-R
- HJT module
- Comet 1N
- ABC module
Published rated power range
- Alpha Pure-R
- 400–430 W
- Comet 1N
- 590–615 W
Scored benchmark
- Alpha Pure-R
- 430 W
- Comet 1N
- 615 W
Power
- Alpha Pure-R
- 430 W
- Comet 1N
- 615 W
Efficiency
- Alpha Pure-R
- 22.3 %
- Comet 1N
- 23.8 % (better value on this row)
Cell
- Alpha Pure-R
- Heterojunction (HJT)
- Comet 1N
- N-type ABC silicon
Temp coeff
- Alpha Pure-R
- -0.24 %/°C (better value on this row)
- Comet 1N
- -0.26 %/°C
Where the comparison separates
OverallComet 1N leads the global score by 1 point.
Strongest dimensionsAlpha Pure-R: Architecture & Design · Comet 1N: Architecture & Design
Largest differenceComet 1N has the largest pillar edge in Sustainability (20 points).
Evidence coverageAlpha Pure-R: strong evidence coverage (100%) · Comet 1N: strong evidence coverage (100%)
A score lead is only meaningful inside this shared class or tier. Weigh it against the specification and evidence rows above before deciding.
Both products are scored in the Premium Performance class, on the same rubric weighting. Scores are not comparable across classes or tiers. Full methodology.