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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
CS3W-445MB-AG BI 445 Wp 19.90% 199.2 -0.350 - 28.4 kg PERC Heavy for its class
TSM-DEG18MC.20(II)-480 BI 480 Wp 19.90% 199.2 -0.340 0.45% 30.1 kg PERC Heavy for its class
TSM-DEG18MC.20(II)-480W BI 480 Wp 19.90% 199.2 -0.340 0.45% 30.1 kg PERC Heavy for its class
Isola New Energy YH375W-25.5M 375 Wp 20.18% 199.2 -0.350 - 6.8 kg Flexible Light for its class, top 1%
Daxieworld AOX-144M10FL 530W 530 Wp 19.91% 199.1 -0.370 - 8.0 kg Flexible Lightest in its segment
CS3K-335MB-AG BI 335 Wp 19.90% 199.1 -0.360 - 22.3 kg PERC Degradation not published
Shinson Technology S335M60P1B 335 Wp 19.78% 199.1 -0.340 0.50% 17.8 kg PERC Light for its class, top 2%
CS3U-395MS-AG 395 Wp 19.90% 199.1 -0.360 - 26.5 kg PERC Heavy for its class
CS3U-395MS 395 Wp 19.90% 199.1 -0.360 - 22.5 kg PERC Degradation not published
CS3U-395P 395 Wp 19.90% 199.1 -0.360 - 22.5 kg PERC Degradation not published
CS3U-395P-AG 395 Wp 19.90% 199.1 -0.360 - 26.5 kg PERC Heavy for its class
JAM54D30-390/MB/1500V BI 390 Wp 19.90% 199.0 -0.350 0.45% 23.6 kg PERC Slow degradation, top 5%
HIE-S390VG 390 Wp 19.90% 199.0 -0.340 0.55% 22.0 kg PERC Cool in heat, top 15%
Solaria Solaria PowerXT®-360R-PD 360 Wp 19.90% 199.0 -0.390 - 21.0 kg - Weak in heat
Solaria Solaria PowerXT-360R-PD 360 Wp 19.90% 199.0 -0.390 0.50% 21.0 kg - Weak in heat
Hiwatt Solar HW-M360H-330 330 Wp 19.90% 199.0 -0.340 0.55% 17.8 kg PERC Light for its class, top 3%
TSM-DE17M(II)-435W 435 Wp 19.90% 199.0 -0.340 0.55% 24.0 kg PERC Modest efficiency
Amerisolar AS-6M144-HC-435 435 Wp 19.90% 199.0 -0.360 0.55% 24.0 kg PERC Modest efficiency
Goldi Solar GS10-B108-BF-390 BI 390 Wp 19.90% 199.0 -0.350 0.55% 21.0 kg PERC Typical across the board
Goldi Solar GS10-M108-WF-390 BI 390 Wp 19.90% 199.0 -0.340 0.55% 21.0 kg PERC Cool in heat, top 15%
Goldi Solar GS10-B108-GF-390 BI 390 Wp 19.90% 199.0 -0.320 0.50% 22.0 kg PERC Cool in heat, top 4%
Goldi Solar GS10-B108-TF-390 BI 390 Wp 19.90% 199.0 -0.350 0.55% 21.0 kg PERC Typical across the board
MYM3096-520 520 Wp 19.90% 199.0 -0.370 - 30.3 kg PERC Modest efficiency
MY Solar MYM3096-520 520 Wp 19.90% 199.0 -0.370 - 30.3 kg PERC Modest efficiency
Vikram Solar PREXOS VSMDHT.60.430.05 BI 430 Wp 19.89% 198.9 -0.350 0.55% 24.0 kg PERC Modest efficiency
Solaria PowerXT 420R-PL 420 Wp 19.90% 198.9 -0.390 0.48% 21.7 kg - Weak in heat
CS1U-410MS 410 Wp 19.90% 198.9 -0.370 - 23.4 kg PERC Weak in heat
JAM60S21-370/MR/1000V 370 Wp 19.90% 198.8 -0.350 0.55% 18.8 kg PERC Light for its class, top 8%
JAM60S20-370/MR 370 Wp 19.90% 198.8 -0.350 0.55% 20.2 kg PERC Typical across the board
Talesun TP6H72M-400 400 Wp 19.90% 198.8 -0.360 0.60% 22.5 kg - Fast degradation
JS Solar JS400M 400 Wp 19.88% 198.8 -0.280 0.70% 22.5 kg PERC Cool in heat, top 1%
Rarlon PV Tech RL400HM-144 400 Wp 20.00% 198.8 -0.390 - 22.5 kg PERC Weak in heat
MYM3144-400 400 Wp 19.88% 198.8 -0.350 - 22.5 kg PERC Modest efficiency
VDS Renewable VDS-S144/FNH-400W 400 Wp 19.90% 198.8 -0.340 0.55% 23.0 kg - Needs more roof
MY Solar MYM3144-400 400 Wp 19.88% 198.8 -0.350 - 22.5 kg PERC Modest efficiency
VDS Renewable VDS-S144/FNH-400 400 Wp 19.90% 198.8 -0.340 0.55% 23.0 kg PERC Needs more roof
FuturaSun FU 400 M NEXT Pro 400 Wp 19.88% 198.8 -0.350 0.50% 22.5 kg PERC Modest efficiency
Motech XS72CA-400 400 Wp 19.88% 198.8 -0.370 - 23.0 kg - Weak in heat
Resun Solar RS6I-400M 400 Wp 19.88% 198.8 -0.340 0.50% 22.5 kg - Needs more roof
Solaria Solaria PowerXT-430C-PD 430 Wp 19.80% 198.7 -0.390 - 29.0 kg - Weak in heat
WSMD-400 400 Wp 19.87% 198.7 -0.370 0.65% 23.5 kg PERC Fast degradation
Sunlike Solar LNSU-435MD BI 435 Wp 19.87% 198.7 -0.360 0.53% 26.0 kg PERC Modest efficiency
Gamko New Energy GKA210M400W (1/4*4*40) BI 400 Wp 23.00% 198.7 - - 18.0 kg TOPCon Incomplete datasheet
CS1H-335MS 335 Wp 19.90% 198.6 -0.370 - 19.2 kg PERC Degradation not published
SunLink LNSE-330M 330 Wp 19.86% 198.6 -0.360 0.70% 19.5 kg PERC Space-efficient, top 15%
Q.PEAK DUO BLK ML-G10+ 390 390 Wp 19.90% 198.6 -0.340 0.50% 22.0 kg PERC Cool in heat, top 15%
CS3K-330P 330 Wp 19.90% 198.6 -0.360 - 18.5 kg PERC Degradation not published
CS3K-330P-AG 330 Wp 19.90% 198.6 -0.360 - 22.5 kg PERC Degradation not published
CS3K-330MS 330 Wp 19.90% 198.6 -0.360 - 18.5 kg PERC Degradation not published
CS3K-330MS-AG 330 Wp 19.90% 198.6 -0.360 - 22.5 kg PERC Degradation not published
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