Solar panels · Compare

Advance Power API-P315 vs Canadian Solar CS6X-315P

Peak power: Advance Power API-P315 315 Wp, Canadian Solar CS6X-315P 315 Wp. The Canadian Solar CS6X-315P is better on 4 of 5 comparable points.

Who wins where

  • Advance Power API-P315
  • Canadian Solar CS6X-315P

Biggest differences

FactAPI-P315CS6X-315P
Temperature coefficient Pmax-0.45 %/°C-0.4 %/°C
Nominal operating cell temperature (NOCT)47.6 °C45.8 °C
Efficiency16.1 %16.6 %
PTC power rating281.9 W288.1 W
All specifications ↓

Score per area = position (0–100) relative to all 1000 models in this category; higher is better.

Technical specifications Advance PowerAPI-P315 Canadian SolarCS6X-315P
General
Cell type Polycrystalline 1 Polycrystalline 1
Performance
Peak power 315 Wp 1 315 Wp 1
PTC power rating 281.9 W 1 288.1 W ✓ 1
Efficiency
Efficiency 16.1 % 1 16.6 % ✓ 1
Temperature coefficient Pmax -0.45 %/°C 1 -0.4 %/°C ✓ 1
Nominal operating cell temperature (NOCT) 47.6 °C 1 45.8 °C ✓ 1
Dimensions & weight
Width 995 mm 1 976 mm 1
Height 1,961 mm 1 1,948 mm 1

Sources

  1. CEC Solar Equipment List – PV modules — California Energy Commission · accessed 27 Sept 2026