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Best panels for hot climates

Ranked by Pmax temperature coefficient, least negative first. Panels run 20 to 50 degrees hotter than the air around them, so this is the figure that decides summer output. All rankings

Manufacturer
All AE Solar Jinko Solar JA Solar DAH Solar Trina Solar Canadian Solar Longi Solar Suntech Hanersun Gamko New Energy Resun Solar GCL Waaree ZNShine SunEvo Solar Vikram Solar Yingli Sunova Horay Solar Phono Solar Emmvee Techwise Solar Seraphim Heckert Solar Risen Luxen Solar Energy Astronergy DMEGC Solar N Plus Goldi Solar AIKO Talesun MY Solar JS Solar Sunlike Solar EGing PV Jolywood Huasun Huayao LEDVANCE Runergy Tongwei Luxor Solar Leapton BYD Renesola TPL Solar HT-SAAE Q-SUN Solar VSUN Hiwatt Solar Shinson Technology Philadelphia Solar DAS Solar Jetion HY SOLAR Heliene S-Energy Q-Cells Solarspace Sunpro Power AmoSolar Ulica Solar PolyCrown Solar Tech SunLink SpolarPV TCL Zhonghuan Hyundai First Solar VDS Renewable Recom Boviet Solar PVolution Sun Earth AUSTA ENERGY REC SunKean Premier Energies Isola New Energy Sunket New Energy Rarlon PV Tech Solitek Adani Solar Silfab Renewsys Axitec Gokin Hounen Solar Solarwatt Solar-Fabrik Just Solar RedSolar Tata Power Solar Lina Energy FuturaSun G-STAR Maxeon Ocean Solar CSUN Selfa Aptos Solar IBC Solar SP Enerji Exiom Neo Solar Power New East Solar Einnova Solarline Motech Amerisolar Solaria LinkSol Panasonic LG Meyer Burger Mission Solar Hansol Kensol Powitt Solar Runtech China Bruk-Bet Lu'an Solar Sharp Daxieworld Twinsel Electronic Technology Weran Solar Haitai Solar CW Enerji Mysolar USA Renew Photovoltaics Centro Energy ECODELTA Fellow Energy GL Solar Avaada Bisol Lexron Sunplus Viessmann ET Solar Jinergy Loom Solar Sonnex Energie TN Solar Vespa Solar Enerji Kyocera Navitas Solar Clelo Tech Depozit Solar Gintech HD Solar KIOTO Solar Reliance New Energy TommaTech BECSA Bauer Solar Becquer DualSun Runda Solar SOMI Sunman VEDA Solar AEET Anern Energy Beny New Energy Corab Elege Electronic Jshine Solar Technology KB Solar MSolar Mogen Solar Solar Power Vietnam YS Solar Zonergy ENCOR AKCOME KDM Kingdom Solar Kingdom Peimar Easun Power LS Solar MWG ASM AU Optronics Growatt RMCIP Tescom Solar Top Solar Wanze Energy
Active 300 Wp and up Found 13,438 panels
Model Power Efficiency Wp/m² Temp Degr. Weight Tech. Standout
SRP-420-BMD-BG BI 420 Wp 21.51% 215.1 -0.340 0.45% 24.0 kg PERC Top 3% efficiency
Heckert Solar NeMo 4.2 80M 395 395 Wp 20.30% 202.8 -0.340 - 21.0 kg - Degradation not published
Heckert Solar NeMo 4.2 80M 390 390 Wp 20.10% 200.2 -0.340 - 21.0 kg - Degradation not published
Heckert Solar NeMo 4.2 80M 400 400 Wp 20.50% 205.4 -0.340 - 21.0 kg - Degradation not published
Heckert Solar NeMo 4.2 80M 405 405 Wp 20.80% 207.9 -0.340 - 21.0 kg - Degradation not published
Heckert Solar NEMO 4.2 80M BLACK 400 400 Wp 20.50% 205.4 -0.340 - 21.0 kg - Degradation not published
Heckert Solar NEMO 4.2 80M BLACK 405 405 Wp 20.80% 207.9 -0.340 - 21.0 kg - Degradation not published
Resun Solar RS6I-420M 420 Wp 20.87% 208.7 -0.340 0.50% 22.5 kg - Typical across the board
Resun Solar RS6K-330M 330 Wp 19.56% 195.6 -0.340 0.50% 19.0 kg - Slow degradation, top 19%
Resun Solar RS6K-335M 335 Wp 19.85% 198.5 -0.340 0.50% 19.0 kg - Slow degradation, top 19%
Resun Solar RS6K-340M 340 Wp 20.15% 201.5 -0.340 0.50% 19.0 kg - Top 16% efficiency
Resun Solar RS6K-M-335 335 Wp 19.85% 198.5 -0.340 0.50% 19.0 kg - Slow degradation, top 19%
Resun Solar RS7I-435M 435 Wp 19.69% 200.1 -0.340 0.50% 25.0 kg - Modest efficiency
Resun Solar RS6K-M-340 340 Wp 20.15% 201.5 -0.340 0.50% 19.0 kg - Top 16% efficiency
Resun Solar RS7I-445M 445 Wp 20.14% 204.7 -0.340 0.50% 25.0 kg - Modest efficiency
Resun Solar RS6K-325M 325 Wp 19.26% 192.6 -0.340 0.50% 19.0 kg - Slow degradation, top 19%
Resun Solar RS7I-455M 455 Wp 20.93% 209.3 -0.340 0.50% 25.0 kg - Typical across the board
Resun Solar RS7I-460M 460 Wp 21.16% 211.6 -0.340 0.50% 25.0 kg - Top 21% efficiency
Resun Solar RS7K-355M 355 Wp 19.50% 194.9 -0.340 0.50% 19.0 kg - Slow degradation, top 18%
Resun Solar RS7K-370M 370 Wp 20.30% 203.1 -0.340 0.50% 19.0 kg - Light for its class, top 5%
Resun Solar RS7K-M-355W 355 Wp 19.50% 194.9 -0.340 0.50% 19.5 kg - Slow degradation, top 18%
Resun Solar RS8I-M HC-535 535 Wp 20.70% 207.0 -0.340 0.50% 28.6 kg - Needs more roof
Resun Solar RS8I-M HC-540 540 Wp 20.89% 208.9 -0.340 0.50% 28.6 kg - Slow degradation, top 23%
Resun Solar RS8I-M HC-545 545 Wp 21.09% 210.9 -0.340 0.50% 28.6 kg - Slow degradation, top 23%
Resun Solar RS8I-M HC-550 550 Wp 21.28% 212.8 -0.340 0.50% 28.6 kg - Typical across the board
Resun Solar RS8I-M HC-555 555 Wp 21.47% 214.8 -0.340 0.50% 28.6 kg - Typical across the board
Resun Solar RS7K-365M 365 Wp 20.00% 200.4 -0.340 0.50% 19.0 kg - Light for its class, top 8%
Resun Solar RS7K-380M 380 Wp 20.90% 208.6 -0.340 0.50% 19.0 kg - Light for its class, top 2%
Resun Solar RS6I-390M 390 Wp 19.38% 193.8 -0.340 0.50% 22.5 kg - Slow degradation, top 18%
Resun Solar RS6I-395M 395 Wp 19.63% 196.3 -0.340 0.50% 22.5 kg - Slow degradation, top 18%
Resun Solar RS6I-400M 400 Wp 19.88% 198.8 -0.340 0.50% 22.5 kg - Needs more roof
Resun Solar RS6I-405M 405 Wp 20.13% 201.3 -0.340 0.50% 22.5 kg - Needs more roof
Resun Solar RS6I-410M 410 Wp 20.38% 203.8 -0.340 0.50% 22.5 kg - Typical across the board
Resun Solar RS6I-415M 415 Wp 20.63% 206.3 -0.340 0.50% 22.5 kg - Typical across the board
Resun Solar RS7K-360M 360 Wp 19.80% 197.6 -0.340 0.50% 19.0 kg - Light for its class, top 13%
Resun Solar RS7K-375M 375 Wp 20.60% 205.9 -0.340 0.50% 19.0 kg - Light for its class, top 3%
Resun Solar RS7K-M-360W 360 Wp 19.80% 197.6 -0.340 0.50% 19.5 kg - Slow degradation, top 18%
Resun Solar RS7K-M-365W 365 Wp 20.00% 200.4 -0.340 0.50% 19.5 kg - Slow degradation, top 18%
Resun Solar RS7K-M-370W 370 Wp 20.30% 203.1 -0.340 0.50% 19.5 kg - Light for its class, top 11%
Resun Solar RS7K-M-375W 375 Wp 20.60% 205.9 -0.340 0.50% 19.5 kg - Light for its class, top 7%
Resun Solar RS7K-M-380W 380 Wp 20.90% 208.6 -0.340 0.50% 19.5 kg - Space-efficient, top 4%
Resun Solar RS7I-430M 430 Wp 19.46% 197.8 -0.340 0.50% 25.0 kg - Modest efficiency
Resun Solar RS7I-440M 440 Wp 19.91% 202.4 -0.340 0.50% 25.0 kg - Modest efficiency
Resun Solar RS7I-425M 425 Wp 19.24% 195.5 -0.340 0.50% 25.0 kg - Modest efficiency
Resun Solar RS7I-450M 450 Wp 20.37% 207.0 -0.340 0.50% 25.0 kg - Typical across the board
Resun Solar RS8I-M HC-560 560 Wp 21.67% 216.7 -0.340 0.50% 28.6 kg - Top 22% efficiency
Heckert Solar NEMO 4.2 80M BLACK 390 390 Wp 20.10% 200.2 -0.340 - 21.0 kg - Degradation not published
Heckert Solar NEMO 4.2 80M BLACK 395 395 Wp 20.30% 202.8 -0.340 - 21.0 kg - Degradation not published
Resun Solar RS6K-M-325 325 Wp 19.26% 192.6 -0.340 0.50% 19.0 kg - Slow degradation, top 19%
Resun Solar RS6K-M-330 330 Wp 19.56% 195.6 -0.340 0.50% 19.0 kg - Slow degradation, top 19%
Colour key Strong - top 25% of segment Typical - middle 50% Weak - bottom 25%
Reading this table

Every number is ranked

Colour and bar show where a value sits inside that panel's own segment - its cell technology at its power class - not across the whole database.

Standout says why it matters

One phrase per row, generated from whichever metric is furthest from its segment median.

A dash means no data

The manufacturer did not publish it. We never estimate a missing value - the amber triangle marks those rows.

Technologies

TOPCon HJT PERC N-type