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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
Leapton LP182*182-M-54-MH-400W 400 Wp 20.46% 204.6 -0.360 0.55% 21.0 kg TOPCon Weak in heat
VDS Renewable VDS-S108/M10H-400 400 Wp 20.50% 204.6 -0.340 0.55% 22.0 kg PERC Cool in heat, top 24%
JS182MHC108-400 400 Wp 20.50% 204.6 -0.340 - 21.5 kg PERC Degradation not published
Selfa SV108M.4.3-400 400 Wp 20.50% 204.6 -0.360 0.18% 22.0 kg PERC Slow degradation, top 1%
JS Solar JS182MHC108-400 400 Wp 20.50% 204.6 -0.340 0.55% 21.5 kg - Fast degradation
STP400S-C54/Umh 400 Wp 20.50% 204.6 -0.360 0.55% 22.1 kg - Weak in heat
Vikram Solar SOMERA VSMH.72.455.05 455 Wp 20.46% 204.6 -0.350 0.55% 23.5 kg PERC Needs more roof
Neo Solar Power NESE 405-54MHF-M10 405 Wp 20.46% 204.6 -0.380 - 6.3 kg PERC Light for its class, top 1%
New East Solar NESE 405-54MHF-M10 405 Wp 20.46% 204.6 -0.380 0.59% 6.3 kg PERC Light for its class, top 1%
CS1H-345MS 345 Wp 20.50% 204.6 -0.370 - 19.2 kg PERC Space-efficient, top 2%
LS Solar STC 01 400 Wp 20.46% 204.7 -0.370 - 21.5 kg - Weak in heat
Mission Solar MSE400HT0B 400 Wp 20.50% 204.5 -0.343 0.55% 19.0 kg PERC Light for its class, top 5%
Solaria Solaria PowerXT-370R-PD 370 Wp 20.50% 204.5 -0.390 0.50% 21.0 kg - Weak in heat
TPL Solar TPL455M-144HC 455 Wp 20.45% 204.5 -0.360 0.58% 24.0 kg PERC Fast degradation
Adani Solar ASB-M10-144-525 BI 525 Wp 20.44% 204.5 -0.340 0.45% 28.0 kg PERC Needs more roof
Adani Solar ASM-M10-144-525 525 Wp 20.44% 204.5 -0.370 0.55% 28.0 kg PERC Weak in heat
ZXM7-SHB108-410 410 Wp 20.45% 204.5 -0.350 0.60% 6.0 kg PERC Lightest in its segment
JKM345M-60H-V 345 Wp 20.45% 204.5 -0.360 0.60% 19.0 kg PERC Space-efficient, top 3%
MYM3120-345 345 Wp 20.45% 204.5 -0.350 - 19.0 kg PERC Space-efficient, top 3%
VDS Renewable VDS-S120/FNH-345W 345 Wp 20.40% 204.5 -0.340 0.55% 19.0 kg - Space-efficient, top 10%
Solar N Plus AP1-345W BI 345 Wp 20.45% 204.5 -0.290 - 23.0 kg N-type Space-efficient, top 5%
JS345M 345 Wp 20.40% 204.5 -0.280 - 19.0 kg PERC Cool in heat, top 1%
JS Solar JS345M 345 Wp 20.40% 204.5 -0.280 0.70% 19.0 kg - Cool in heat, top 2%
MY Solar MYM3120-345 345 Wp 20.45% 204.5 -0.350 0.60% 19.0 kg PERC Space-efficient, top 3%
VDS Renewable VDS-S120/FNH 345 345 Wp 20.40% 204.5 -0.340 0.55% 19.0 kg PERC Space-efficient, top 3%
Aptos Solar DNA-144-MF26-445W 445 Wp 19.98% 204.4 -0.380 0.54% 24.1 kg PERC Weak in heat
VDS Renewable VDS-S144/M6H-445 445 Wp 20.50% 204.4 -0.340 0.55% 23.8 kg - Fast degradation
Sunlike Solar LNSU-445M BI 445 Wp 20.44% 204.4 -0.360 0.53% 23.0 kg PERC Weak in heat
VDS Renewable VDS-S144/M6H-BG-445W BI 445 Wp 20.40% 204.4 -0.340 0.45% 28.5 kg - Heavy for its class
VDS Renewable VDS-S144/M6H-BG-445 BI 445 Wp 20.40% 204.4 -0.340 0.45% 28.5 kg - Heavy for its class
CW Enerji CWT445-144MB 445 Wp 20.40% 204.4 -0.360 0.60% 24.5 kg PERC Fast degradation
STP445S-B72/Vnh 445 Wp 20.40% 204.4 -0.360 0.55% 24.5 kg - Weak in heat
STP445S-B72/Pnhg BI 445 Wp 20.40% 204.4 -0.360 0.55% 24.5 kg - Weak in heat
AE485MD-132BS BI 485 Wp 20.44% 204.4 -0.350 0.55% 24.5 kg PERC Needs more roof
AE MD-132E 485W 485 Wp 20.44% 204.4 -0.350 0.55% 24.5 kg PERC Needs more roof
MD-132BD-485 BI 485 Wp 20.44% 204.4 -0.350 - 28.0 kg PERC Degradation not published
AE MD-132 485W 485 Wp 20.44% 204.4 -0.350 0.55% 24.5 kg PERC Needs more roof
AE MD-132E-485 485 Wp 20.44% 204.4 -0.350 0.55% 24.5 kg PERC Needs more roof
AE MD-132BD-485 BI 485 Wp 20.44% 204.4 -0.350 0.55% 28.0 kg PERC Needs more roof
AE MD-132-485 485 Wp 20.44% 204.4 -0.350 0.55% 24.5 kg PERC Needs more roof
LR5-66HPH-480M 480 Wp 20.40% 204.4 -0.350 0.55% 25.1 kg PERC Modest efficiency
JKM465M-7RL3-TV 465 Wp 20.43% 204.3 -0.350 - 26.5 kg - Degradation not published
JAM66S30-485/MR 485 Wp 20.40% 204.3 -0.350 0.55% 25.2 kg PERC Modest efficiency
JAM66S30-485/MR/1500V 485 Wp 20.40% 204.3 -0.350 0.55% 26.3 kg PERC Modest efficiency
Gamko New Energy GKA157F300W 300 Wp 20.43% 204.3 - - - Flexible Incomplete datasheet
Goldi Solar GS10-B132-GF-485 BI 485 Wp 20.43% 204.3 -0.320 0.50% 28.0 kg PERC Cool in heat, top 3%
Goldi Solar GS10-B132-TF-485 BI 485 Wp 20.43% 204.3 -0.340 0.55% 26.5 kg PERC Needs more roof
Goldi Solar GS10-M132-WF-485 485 Wp 20.43% 204.3 -0.340 0.55% 26.5 kg PERC Needs more roof
JKM390M-6RL3 390 Wp 20.43% 204.3 -0.350 0.55% 20.8 kg PERC Space-efficient, top 11%
JKM390M-6RL3-V 390 Wp 20.43% 204.3 -0.350 0.55% 20.8 kg PERC Space-efficient, top 11%
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