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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
HiE-S415DG(FB) 415 Wp 20.90% 209.0 -0.340 0.55% 20.8 kg PERC Light for its class, top 20%
Shinson Technology S415M44SBB 415 Wp 20.90% 209.0 -0.340 0.50% 20.8 kg PERC Light for its class, top 20%
SunEvo Solar SE6-44SC-415W 415 Wp 20.90% 209.0 -0.340 0.55% 20.8 kg - Light for its class, top 22%
SunEvo Solar SE6-44SC-415 415 Wp 20.90% 209.0 -0.340 0.55% 20.8 kg - Light for its class, top 22%
RSM144-6-425BHDG BI 425 Wp 20.90% 208.9 -0.240 0.30% 35.0 kg HJT Heavy for its class
Q-SUN Solar QNM182-HS540-72 540 Wp 20.90% 208.9 -0.320 0.55% 28.3 kg PERC Cool in heat, top 3%
Q-SUN Solar QNM182-HG540-72 BI 540 Wp 20.90% 208.9 -0.310 0.45% 31.4 kg PERC Cool in heat, top 2%
ZXM7-SHLD144-540W 540 Wp 20.89% 208.9 -0.350 0.45% 31.5 kg PERC Slow degradation, top 20%
ZXM7-EH144-540W 540 Wp 20.89% 208.9 -0.350 0.55% 28.0 kg PERC Typical across the board
ZXM7-SHLDD144-540 BI 540 Wp 20.89% 208.9 -0.350 0.45% 31.5 kg PERC Slow degradation, top 20%
HT-SAAE HT72-18X 540W 540 Wp 20.90% 208.9 -0.330 - 28.5 kg PERC Cool in heat, top 8%
DAH Solar DHM-72X10-540W 540 Wp 20.89% 208.9 -0.350 0.55% 29.0 kg PERC Typical across the board
Heliene 144HC-540 M10 SL BIFACIAL BI 540 Wp 20.90% 208.9 -0.340 0.50% 29.2 kg PERC Cool in heat, top 23%
Leapton LP182*182-M-72-MH-540W 540 Wp 20.90% 208.9 -0.360 0.55% 27.0 kg TOPCon Weak in heat
Luxor Solar LX-540M/182-144+ 540 Wp 21.15% 208.9 -0.360 0.50% 29.0 kg - Weak in heat
Premier Energies PE 540HM 540 Wp 20.89% 208.9 -0.350 0.55% 29.0 kg PERC Typical across the board
TPL Solar TPL540M-144HC 540 Wp 20.90% 208.9 -0.360 0.58% 28.6 kg PERC Fast degradation
Techwise Solar TW-560HC-540W BI 540 Wp 20.10% 208.9 -0.350 - 32.0 kg PERC Modest efficiency
AmoSolar AS540M10-144 540 Wp 20.89% 208.9 -0.350 0.55% 28.6 kg PERC Typical across the board
Centro Energy CE-540HM 540 Wp 20.90% 208.9 -0.350 0.45% 27.2 kg PERC Light for its class, top 19%
Sunlike Solar LNVU-540M 540 Wp 20.89% 208.9 -0.360 0.53% 27.5 kg PERC Weak in heat
JS182MHC144-540 540 Wp 20.89% 208.9 -0.350 - 26.5 kg PERC Light for its class, top 10%
IBC Solar YH540W-36MH 540 Wp 20.89% 208.9 -0.350 - 27.0 kg PERC Degradation not published
RL540HM 540 Wp 21.10% 208.9 -0.470 - 27.0 kg PERC Weak in heat
LF540M10-72H 540 Wp 20.90% 208.9 -0.354 - 28.5 kg N-type Weak in heat
Techwise Solar TW-540HT 540 Wp 20.89% 208.9 -0.350 - 27.0 kg PERC Degradation not published
Shinson Technology S540M72P3BF BI 540 Wp 20.90% 208.9 -0.360 0.50% 31.8 kg PERC Weak in heat
AmoSolar AS540M10-144B BI 540 Wp 20.90% 208.9 -0.340 0.45% 32.1 kg PERC Heavy for its class
SunEvo Solar SE5-72H-540W 540 Wp 21.10% 208.9 -0.360 - 26.9 kg PERC Weak in heat
Gamko New Energy GKA182M144-540W BI 540 Wp 20.89% 208.9 -0.360 - 25.0 kg PERC Light for its class, top 2%
M540M-144 540 Wp 20.90% 208.9 -0.360 0.55% 29.0 kg PERC Weak in heat
Hiwatt Solar HW-M10/144H-540 540 Wp 20.90% 208.9 -0.340 0.55% 28.6 kg PERC Cool in heat, top 23%
Luxen Solar Energy LNVU-540M 540 Wp 20.89% 208.9 -0.360 - 27.5 kg PERC Weak in heat
VDS Renewable VDS-S144/M10H-540 540 Wp 20.90% 208.9 -0.340 0.55% 29.0 kg PERC Cool in heat, top 23%
Twinsel Electronic Technology TSM144-9-540M 540 Wp 20.90% 208.9 -0.350 - 27.8 kg PERC Degradation not published
SunLink SL5M144-540 BI 540 Wp 20.90% 208.9 -0.350 0.45% 32.0 kg PERC Heavy for its class
Just Solar JST-EBMH-540W-D 540 Wp 21.10% 208.9 -0.360 0.59% 29.0 kg TOPCon Fast degradation
SOMI SP540M-72HB 540 Wp 20.90% 208.9 -0.350 0.55% 28.6 kg PERC Typical across the board
Selfa SV144M.5.3-540 540 Wp 20.90% 208.9 -0.360 0.24% 29.0 kg PERC Slow degradation, top 1%
Selfa SV144M.5.1-540 540 Wp 20.90% 208.9 -0.360 0.28% 29.1 kg PERC Slow degradation, top 1%
ET Solar ET-M772BH540TW/TB BI 540 Wp 20.90% 208.9 -0.340 0.45% 28.0 kg PERC Slow degradation, top 20%
ET Solar ET-M772BH540WW/WB 540 Wp 20.90% 208.9 -0.340 0.55% 28.0 kg PERC Cool in heat, top 23%
Exiom EX540MB-144BF BI 540 Wp 20.90% 208.9 -0.350 0.60% 32.5 kg PERC Fast degradation
AUSTA ENERGY ODA540-36V-MH 540 Wp 20.89% 208.9 -0.350 0.40% 28.4 kg PERC Slow degradation, top 2%
Exiom EX540MB(144)182 540 Wp 20.90% 208.9 -0.350 - 27.3 kg PERC Degradation not published
Ulica Solar UL-540M-144HV 540 Wp 20.84% 208.9 -0.360 0.55% 28.3 kg TOPCon Weak in heat
Sharp NU-JD540 540 Wp 20.89% 208.9 -0.341 - 27.8 kg PERC Degradation not published
HT-SAAE HT72-18X-540W 540 Wp 20.90% 208.9 -0.330 0.60% 28.5 kg PERC Fast degradation
ZXM7-SHLD144-540 540 Wp 20.89% 208.9 -0.350 0.45% 31.5 kg PERC Slow degradation, top 20%
ZXM7-EH144-540 540 Wp 20.89% 208.9 -0.350 0.55% 28.0 kg PERC Typical across the board
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