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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 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
Philadelphia Solar PS-M132(HCBF)-505W BI 505 Wp 21.20% 212.4 -0.350 0.50% 26.0 kg PERC Space-efficient, top 7%
Philadelphia Solar PS-M132(HCF)-505W 505 Wp 21.20% 212.4 -0.350 0.55% 26.0 kg PERC Space-efficient, top 7%
Solitek Solrif D Satin 445 BI 445 Wp 22.06% 212.4 -0.300 0.31% 35.0 kg TOPCon Slow degradation, top 1%
Solitek SOLRIF N Satin 445 BI 445 Wp 22.06% 212.4 -0.300 0.31% 27.0 kg TOPCon Slow degradation, top 1%
TSM-DE19-555 555 Wp 21.20% 212.4 -0.340 0.55% 28.3 kg PERC Typical across the board
RSM110-8-555BMDG BI 555 Wp 21.20% 212.4 -0.340 0.45% 33.5 kg PERC Heavy for its class
ZXM8-TPLD110-555 555 Wp 21.24% 212.4 -0.340 0.45% 32.0 kg PERC Slow degradation, top 20%
ZXM8-TPLDD110-555 BI 555 Wp 21.24% 212.4 -0.340 0.45% 32.5 kg PERC Slow degradation, top 20%
Hiwatt Solar HW-M12/110H-555 555 Wp 21.20% 212.4 -0.340 0.55% 28.6 kg TOPCon Fast degradation
VDS Renewable VDS-S110/M12H-555 555 Wp 21.20% 212.4 -0.340 0.55% 28.6 kg - Fast degradation
JS210MHC110-555 555 Wp 21.20% 212.4 -0.340 - 28.6 kg PERC Degradation not published
ZXM8-TPLDD110-555W BI 555 Wp 21.24% 212.4 -0.340 0.45% 32.5 kg PERC Slow degradation, top 20%
JS Solar JS210MHC110-555 555 Wp 21.20% 212.4 -0.340 0.55% 28.6 kg - Fast degradation
Q-SUN Solar QNM182-HS460-60 460 Wp 21.20% 212.4 -0.370 0.55% 24.5 kg PERC Weak in heat
Hanersun HN18-60H460W 460 Wp 21.24% 212.4 -0.350 0.55% 24.0 kg PERC Top 15% efficiency
Hanersun HN18-60HT460W BI 460 Wp 21.24% 212.4 -0.350 0.45% 26.5 kg PERC Slow degradation, top 11%
AmoSolar AS460M10-120 460 Wp 21.24% 212.4 -0.350 0.55% 23.0 kg PERC Top 15% efficiency
Q-SUN Solar QN-460HT-06 BI 460 Wp 21.30% 212.4 -0.300 0.40% 26.5 kg N-type Needs more roof
Sunlike Solar LNVK-460M 460 Wp 21.24% 212.4 -0.360 0.53% 23.0 kg - Light for its class, top 11%
LG LG385Q1K-A6.B 385 Wp 21.20% 212.3 -0.290 0.25% 18.5 kg N-type Slow degradation, top 6%
Boviet Solar BVM7610M-460-H-HC-BF-DG BI 460 Wp 21.06% 212.4 -0.350 0.55% 27.8 kg PERC Heavy for its class
Adani Solar ASB-M10-144-545 BI 545 Wp 21.22% 212.3 -0.340 0.45% 28.0 kg PERC Space-efficient, top 8%
Adani Solar ASM-M10-144-545 545 Wp 21.22% 212.3 -0.370 0.55% 28.0 kg PERC Weak in heat
Leapton LP182*182-M-54-MH-415W 415 Wp 21.27% 212.3 -0.360 0.55% 21.0 kg TOPCon Weak in heat
Lina Energy LEPV 415 415 Wp 21.23% 212.3 -0.350 - 21.5 kg TOPCon Weak in heat
JS182MHC108-415 415 Wp 21.20% 212.3 -0.340 - 21.5 kg PERC Degradation not published
STP415S-C54/Umh 415 Wp 21.20% 212.3 -0.320 0.40% 22.1 kg TOPCon Weak in heat
JS Solar JS182MHC108-415 415 Wp 21.20% 212.3 -0.340 0.55% 21.5 kg - Fast degradation
Fellow Energy FE54-18X(N)-415W BI 415 Wp 21.23% 212.3 -0.310 0.40% 21.0 kg TOPCon Modest efficiency
Hanersun HN18N-72H-F580W 580 Wp 21.20% 212.3 -0.280 0.55% 8.5 kg N-type Lightest in its segment
AE ME-120 600 600 Wp 21.23% 212.3 -0.340 0.55% 29.0 kg PERC Light for its class, top 2%
ME-120BD-600W BI 600 Wp 21.23% 212.3 -0.340 - 35.0 kg PERC Degradation not published
AE ME-120-600 600 Wp 21.23% 212.3 -0.340 0.55% 29.0 kg PERC Light for its class, top 2%
AE600ME-120BD BI 600 Wp 21.23% 212.3 -0.340 0.55% 35.0 kg PERC Heavy for its class
ME-120BD-600 BI 600 Wp 21.23% 212.3 -0.340 0.55% 35.0 kg PERC Heavy for its class
JAM60S20-395/MR 395 Wp 21.20% 212.3 -0.350 0.55% 20.2 kg PERC Space-efficient, top 1%
NS-400MH-80 400 Wp 21.22% 212.2 -0.290 - 20.0 kg TOPCon Modest efficiency
PolyCrown Solar Tech NS-400MH-80 400 Wp 21.22% 212.2 -0.290 0.42% 20.0 kg - Cool in heat, top 12%
Solitek SOLID Solrif 435 BI 435 Wp 22.04% 212.2 -0.300 0.31% 27.0 kg TOPCon Slow degradation, top 1%
Solitek SOLID Solrif Transparent 435 BI 435 Wp 22.04% 212.2 -0.300 0.31% 33.5 kg TOPCon Slow degradation, top 1%
Solitek SOLID Solrif Full Black 435 BI 435 Wp 22.04% 212.2 -0.300 0.31% 33.5 kg TOPCon Slow degradation, top 1%
JKM405M-6RL3-V 405 Wp 21.22% 212.2 -0.350 0.55% 20.8 kg PERC Top 15% efficiency
JKM405N-6RL3-B 405 Wp 21.22% 212.2 -0.340 0.40% 20.8 kg N-type Weak in heat
JKM405M-6RL3 405 Wp 21.22% 212.2 -0.350 0.55% 20.8 kg PERC Top 15% efficiency
VDS Renewable VDS-S150/M12H-505 505 Wp 21.20% 212.1 -0.340 0.55% 26.1 kg - Space-efficient, top 20%
Maxeon SPR-MAX3-375-BLK 375 Wp 21.20% 212.1 -0.270 0.25% 19.0 kg Back Contact Space-efficient, top 3%
Shinson Technology S465N60BPV BI 465 Wp 21.55% 212.1 -0.300 0.40% 23.5 kg BIPV Needs more roof
JAM66D30-505/MB/1500V BI 505 Wp 21.20% 212.1 -0.350 0.45% 29.0 kg PERC Space-efficient, top 8%
S-Energy SL65-66MAJ-505Z 505 Wp 21.21% 212.1 -0.350 0.55% 27.0 kg PERC Space-efficient, top 8%
JKBS370N-48HL4-BDV BI 370 Wp 21.20% 212.0 -0.290 - 20.0 kg BIPV Space-efficient, top 3%
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