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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
Philadelphia Solar PS-M60-320W 320 Wp 19.60% 196.1 -0.390 0.65% 18.0 kg PERC Weak in heat
Philadelphia Solar PS-M60(BF)-320 BI 320 Wp 19.60% 196.1 -0.370 0.50% 18.0 kg PERC Light for its class, top 16%
JAM60S21-365/MR/1000V 365 Wp 19.60% 196.1 -0.350 0.55% 18.8 kg PERC Light for its class, top 13%
Gamko New Energy GKA210M340W BI 340 Wp 23.00% 196.1 - - 16.2 kg PERC Incomplete datasheet
Shinson Technology S330M60P1B 330 Wp 19.50% 196.1 -0.340 0.50% 17.8 kg PERC Light for its class, top 3%
Q.PEAK DUO BLK ML-G10+ 385 385 Wp 19.60% 196.1 -0.340 0.50% 22.0 kg PERC Cool in heat, top 15%
Selfa SV120M.5.0-330 330 Wp 19.60% 196.0 -0.370 0.22% 18.8 kg PERC Slow degradation, top 1%
LG LG435N2T-E6 BI 435 Wp 19.60% 196.0 -0.330 0.35% 22.0 kg N-type Modest efficiency
Hiwatt Solar HW-M360H-325 325 Wp 19.60% 196.0 -0.340 0.55% 17.8 kg PERC Light for its class, top 6%
Maxeon SPR-P6-510-UPP BI 510 Wp 19.60% 195.9 -0.340 0.45% 32.4 kg PERC Heavy for its class
Silfab SLA-M 320 320 Wp 19.60% 195.9 -0.380 0.59% 19.0 kg - Typical across the board
WSM-390 390 Wp 19.58% 195.9 -0.370 0.70% 21.5 kg PERC Fast degradation
Rarlon PV Tech RL380HM-72 380 Wp 19.58% 195.8 -0.470 - 22.0 kg PERC Weak in heat
MYM2072-380 380 Wp 19.58% 195.8 -0.370 - 22.5 kg PERC Degradation not published
SP Enerji SP-380M72 BI 380 Wp 19.58% 195.8 -0.380 0.50% 23.0 kg PERC Weak in heat
SpolarPV SP380BSM6-72 BI 380 Wp 19.58% 195.8 -0.380 0.52% 21.5 kg PERC Weak in heat
MY Solar MYM2072-380 380 Wp 19.58% 195.8 -0.370 0.73% 22.5 kg PERC Fast degradation
Bi-17-400 BI 400 Wp 19.58% 195.8 -0.370 0.65% 25.5 kg PERC Heavy for its class
Daxieworld AOX-132M10FL 480W 480 Wp 19.57% 195.7 -0.370 - 7.4 kg PERC Lightest in its segment
Solitek SOLID Bifacial 370 BI 370 Wp 19.57% 195.7 -0.362 0.38% 32.0 kg - Slow degradation, top 1%
Isola New Energy YH430W-30M 430 Wp 19.83% 195.7 -0.350 - 9.0 kg Flexible Light for its class, top 1%
CS1H-330MS 330 Wp 19.60% 195.7 -0.370 - 19.2 kg PERC Degradation not published
SunLink LNSU-395M 395 Wp 19.56% 195.6 -0.360 0.70% 24.5 kg PERC Fast degradation
SunLink LNSE-325M 325 Wp 19.56% 195.6 -0.360 0.70% 19.5 kg PERC Fast degradation
Vikram Solar SOMERA VSMH.72.435.05 435 Wp 19.56% 195.6 -0.350 0.55% 23.5 kg PERC Modest efficiency
CS3K-325P 325 Wp 19.60% 195.6 -0.360 - 18.5 kg PERC Degradation not published
CS3K-325P-AG 325 Wp 19.60% 195.6 -0.360 - 22.5 kg PERC Degradation not published
CS3K-325MS 325 Wp 19.60% 195.6 -0.360 - 18.5 kg PERC Degradation not published
CS3K-325MS-AG 325 Wp 19.60% 195.6 -0.360 - 22.5 kg PERC Degradation not published
JAM60D20-365/MB/1500V BI 365 Wp 19.60% 195.6 -0.350 0.45% 23.0 kg PERC Slow degradation, top 5%
JKM330M-60H-V 330 Wp 19.56% 195.6 -0.360 0.60% 19.0 kg PERC Typical across the board
MYM3120-330 330 Wp 19.56% 195.6 -0.350 - 19.0 kg PERC Degradation not published
VDS Renewable VDS-S120/FNH-330W 330 Wp 19.50% 195.6 -0.340 0.55% 19.0 kg - Cool in heat, top 23%
JS Solar JS330M 330 Wp 19.60% 195.6 -0.280 0.70% 19.0 kg - Cool in heat, top 2%
MY Solar MYM3120-330 330 Wp 19.56% 195.6 -0.350 0.60% 19.0 kg PERC Cool in heat, top 11%
VDS Renewable VDS-S120/FNH 330 330 Wp 19.50% 195.6 -0.340 0.55% 19.0 kg PERC Cool in heat, top 6%
Selfa SV120M.5(3)-330 330 Wp 19.50% 195.6 -0.370 0.58% 18.9 kg PERC 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-M-330 330 Wp 19.56% 195.6 -0.340 0.50% 19.0 kg - Slow degradation, top 19%
Bi-33-425 BI 425 Wp 19.55% 195.5 -0.365 0.55% 23.5 kg PERC Modest efficiency
Bi-31-425 BI 425 Wp 19.55% 195.5 -0.365 0.55% 27.5 kg PERC Heavy for its class
WSMD-425 425 Wp 19.55% 195.5 -0.365 0.55% 23.5 kg PERC Modest efficiency
Resun Solar RS7I-425M 425 Wp 19.24% 195.5 -0.340 0.50% 25.0 kg - Modest efficiency
TPL Solar TPL435M-144HC 435 Wp 19.53% 195.5 -0.360 0.58% 24.0 kg PERC Modest efficiency
JAM72D10-400/MB/1500V BI 400 Wp 19.50% 195.4 -0.354 0.50% 25.0 kg PERC Modest efficiency
Bi-25-400 BI 400 Wp 19.54% 195.4 -0.370 0.70% 28.0 kg PERC Heavy for its class
Bi-27-400 BI 400 Wp 19.54% 195.4 -0.370 0.65% 29.0 kg PERC Heavy for its class
Daxieworld AOX-144M10FL 520W 520 Wp 19.54% 195.4 -0.370 - 8.0 kg PERC Lightest in its segment
Hiwatt Solar HW-M372H-385 385 Wp 19.50% 195.3 -0.340 0.55% 21.5 kg PERC Cool in heat, top 15%
JAM72D20-435/MB/1500V BI 435 Wp 19.50% 195.3 -0.350 0.45% 27.3 kg PERC Heavy for its class
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