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Best panels for small roofs

Ranked by power density in watts per square metre. The figure that matters when the roof, not the budget, is the constraint. 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 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 13,378 panels
Model Power Efficiency Wp/m² Temp Degr. Weight Tech. Standout
Q.PEAK DUO BLK-G9 350 350 Wp 20.30% 203.1 -0.350 0.50% 17.5 kg - Light for its class, top 2%
CHSM60M-HC 370W 370 Wp 20.30% 203.1 -0.350 0.55% 19.1 kg PERC Light for its class, top 13%
LR4-60HPB-370M 370 Wp 20.30% 203.1 -0.340 0.55% 19.5 kg PERC Space-efficient, top 15%
EGing PV EG-380M60-HEV-370W 370 Wp 20.31% 203.1 -0.350 - 19.0 kg PERC Degradation not published
S-Energy SL45-60BDI-370Z BI 370 Wp 20.31% 203.1 -0.360 0.45% 22.5 kg PERC Slow degradation, top 5%
Aptos Solar DNA-120-MF26-370W 370 Wp 20.29% 203.1 -0.270 0.54% 20.0 kg PERC Cool in heat, top 1%
LF370M8-60H 370 Wp 20.30% 203.1 -0.381 0.55% 20.0 kg N-type Fast degradation
Rarlon PV Tech RL370HM-120 370 Wp 20.30% 203.1 -0.390 - 19.5 kg PERC Weak in heat
Hiwatt Solar HW-M6/120H-370 370 Wp 20.00% 203.1 -0.340 0.55% 20.5 kg PERC Space-efficient, top 15%
EGing PV EG-370M60-HEV 370 Wp 20.31% 203.1 -0.350 0.55% 19.0 kg PERC Light for its class, top 11%
CHSM60M-HC-370 370 Wp 20.30% 203.1 -0.350 0.55% 19.1 kg PERC Light for its class, top 13%
CSUN CSUN370-120M 370 Wp 20.30% 203.1 -0.370 0.70% 19.5 kg PERC Fast degradation
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-370W 370 Wp 20.30% 203.1 -0.340 0.50% 19.5 kg - Light for its class, top 11%
Boviet Solar BVM7610M-440-H-HC-BF-DG BI 440 Wp 20.15% 203.1 -0.350 0.55% 27.8 kg PERC Heavy for its class
Panasonic VBHN340SJ53 340 Wp 20.40% 203.1 -0.258 0.45% 19.0 kg HJT Cool in heat, top 2%
Panasonic VBHN340SA17 BI 340 Wp 20.30% 203.1 -0.258 0.26% 18.5 kg HJT Cool in heat, top 2%
SunLink LNSU-410M 410 Wp 20.31% 203.1 -0.360 0.70% 24.5 kg PERC Fast degradation
AmoSolar AS370M6-120 370 Wp 20.30% 203.0 -0.350 0.55% 20.5 kg PERC Space-efficient, top 16%
Gamko New Energy GKA166M120-370W 370 Wp 20.30% 203.0 -0.360 - 18.0 kg PERC Light for its class, top 2%
Gamko New Energy GKA166M120-370 370 Wp 20.30% 203.0 -0.360 0.46% 18.0 kg TOPCon Light for its class, top 3%
Hiwatt Solar HW-M372H-400 400 Wp 20.30% 202.9 -0.340 0.55% 21.5 kg PERC Modest efficiency
Solarwatt SOLARWATT Panel vision GM 3.0 pure 380 Wp 380 Wp 20.40% 202.9 -0.340 - 25.0 kg PERC Degradation not published
Solarwatt Panel vision GM 3.0 pure 380 Wp 380 Wp 20.40% 202.9 -0.340 - 25.0 kg PERC Degradation not published
Heckert Solar NEMO® 3.0 120 M 385Wp 385 Wp 20.20% 202.9 -0.343 - 20.5 kg PERC Degradation not published
Heckert Solar NeMo 3.0 120 M 385 385 Wp 20.20% 202.9 -0.343 - 20.5 kg PERC Degradation not published
Heckert Solar NeMo 3.0 120M 385 385 Wp 20.20% 202.9 -0.343 - 20.5 kg - Degradation not published
ZXM7-SHW144-520 520 Wp 20.29% 202.9 -0.350 0.60% 13.5 kg PERC Light for its class, top 1%
TSM-DE09.05-390 390 Wp 20.30% 202.9 -0.340 0.55% 21.0 kg PERC Cool in heat, top 15%
TSM-DE09.08-390 390 Wp 20.30% 202.9 -0.340 0.55% 21.0 kg PERC Cool in heat, top 15%
TSM-390DE09.08 390 Wp 20.30% 202.9 -0.340 0.55% 21.0 kg - Cool in heat, top 21%
Hanersun HN21-40H390W 390 Wp 20.30% 202.9 -0.340 0.55% 21.0 kg PERC Cool in heat, top 15%
Hiwatt Solar HW-M12/80H-390 390 Wp 20.30% 202.9 -0.340 0.55% 21.0 kg TOPCon Fast degradation
JS210MC120-390 390 Wp 20.30% 202.9 -0.350 - 21.0 kg PERC Degradation not published
Just Solar JST390M(120) 390 Wp 20.30% 202.9 -0.340 0.65% 21.0 kg Back Contact Fast degradation
TSM-390 DE09.08 390 Wp 20.30% 202.9 -0.340 - 21.0 kg - Degradation not published
JS Solar JS210MC120-390 390 Wp 20.30% 202.9 -0.350 0.55% 21.0 kg - Space-efficient, top 24%
Gamko New Energy GKA157M60-330W 330 Wp 20.28% 202.8 -0.360 0.50% 21.0 kg PERC Space-efficient, top 4%
JS330M 330 Wp 20.30% 202.8 -0.340 - 18.0 kg PERC Light for its class, top 4%
Techwise Solar TW-330MM 330 Wp 20.28% 202.8 -0.400 - 18.7 kg - Degradation not published
NS-330MH-60 330 Wp 20.28% 202.8 -0.290 - 17.0 kg N-type Light for its class, top 4%
Techwise Solar TW-330M 330 Wp - 202.8 -0.400 - 17.0 kg - Incomplete datasheet
PolyCrown Solar Tech NS-330MH-60 330 Wp 20.28% 202.8 -0.290 0.42% 17.0 kg - Slow degradation, top 9%
RSM156-6-440M 440 Wp 20.30% 202.8 -0.370 0.55% 25.5 kg PERC Weak in heat
Emmvee E440HCM120-B 440 Wp 20.28% 202.8 -0.350 0.55% 24.0 kg PERC Modest efficiency
Emmvee E440HCMW120 440 Wp 20.28% 202.8 -0.350 0.55% 24.0 kg PERC Modest efficiency
Emmvee E440HCBT120 BI 440 Wp 20.28% 202.8 -0.350 0.55% 24.0 kg PERC Modest efficiency
Emmvee E440HCBG120 BI 440 Wp 20.28% 202.8 -0.350 0.45% 26.0 kg PERC Slow degradation, top 9%
Aptos Solar DNA-120-BF26-370W BI 370 Wp 20.28% 202.8 -0.360 0.54% 19.5 kg PERC Space-efficient, top 18%
Sunlike Solar LNSK-370M 370 Wp 20.28% 202.8 -0.360 0.53% 20.0 kg PERC Space-efficient, top 18%
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