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Crystalline silicon HIBC vs CIGS thin film

RANKED BY INDEPENDENTLY CERTIFIED RESEARCH-CELL EFFICIENCY #6 VS #7 CHECKED 06 SEPT 2026
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Verdict

Crystalline silicon HIBC ranks #6 of 8 on Independently certified research-cell efficiency (27.81%); CIGS thin film ranks #7 (23.35%).

Rank 06 of 8 · leads
Independently certified research-cell efficiency
27.81%
MakerLONGi
Date2025
Verified04 Sept 2026
Evidence
LONGi Hybrid Interdigitated-Back-Contact crystalline silicon cell 27.81%, certified by ISFH. Research cell, not a commercial module efficiency.
Rank 07 of 8
Independently certified research-cell efficiency
23.35%
MakerSolar Frontier
Date2018
Verified04 Sept 2026
Evidence
NREL chart / Progress in Photovoltaics tables: Cd-free CIGS 23.35% +/- 0.5%, AIST Nov 2018, Solar Frontier.
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Source NREL/NLR Best Research-Cell Efficiency Chart, certifying-lab announcements (Fraunhofer ISE, NREL, LONGi/ESTI/ISFH), and Progress in… Last checked 06 Sept 2026
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