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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
ZXM7-SHLD144-535W 535 Wp 20.70% 207.0 -0.350 0.45% 31.5 kg PERC Slow degradation, top 20%
ZXM7-EH144-535W 535 Wp 20.70% 207.0 -0.350 0.55% 28.0 kg PERC Needs more roof
ZXM7-SHLDD144-535 BI 535 Wp 20.70% 207.0 -0.350 0.45% 31.5 kg PERC Slow degradation, top 20%
Heliene 144HC-535 M10 SL BIFACIAL BI 535 Wp 20.70% 207.0 -0.340 0.50% 29.2 kg PERC Cool in heat, top 23%
Premier Energies PE 535HM 535 Wp 20.70% 207.0 -0.350 0.55% 29.0 kg PERC Needs more roof
AmoSolar AS535M10-144 535 Wp 20.70% 207.0 -0.350 0.55% 28.6 kg PERC Needs more roof
Centro Energy CE-535HM 535 Wp 20.70% 207.0 -0.350 0.45% 27.2 kg PERC Slow degradation, top 20%
Techwise Solar TW-535HT 535 Wp 20.70% 207.0 -0.350 - 27.0 kg PERC Degradation not published
Sunlike Solar LNVU-535M 535 Wp 20.70% 207.0 -0.360 0.53% 27.5 kg PERC Weak in heat
JS182MHC144-535 535 Wp 20.70% 207.0 -0.350 - 26.5 kg PERC Degradation not published
RL535HM 535 Wp 20.90% 207.0 -0.470 - 27.0 kg PERC Weak in heat
VDS Renewable VDS-S144/M10H-535 535 Wp 20.70% 207.0 -0.340 0.55% 29.0 kg PERC Cool in heat, top 23%
AmoSolar AS535M10-144B BI 535 Wp 20.70% 207.0 -0.340 0.45% 32.1 kg PERC Heavy for its class
Gamko New Energy GKA182M144-535W BI 535 Wp 20.70% 207.0 -0.360 - 25.0 kg PERC Light for its class, top 2%
M535M-144 535 Wp 20.70% 207.0 -0.360 0.55% 29.0 kg PERC Weak in heat
Hiwatt Solar HW-M10/144H-535 535 Wp 20.70% 207.0 -0.340 0.55% 28.6 kg PERC Cool in heat, top 23%
Luxen Solar Energy LNVU-535M 535 Wp 20.70% 207.0 -0.360 - 27.5 kg PERC Weak in heat
LF535M10-72H 535 Wp 20.70% 207.0 -0.354 - 28.5 kg N-type Weak in heat
TPL Solar TPL535M-144HC 535 Wp 20.70% 207.0 -0.360 0.58% 28.6 kg PERC Fast degradation
Twinsel Electronic Technology TSM144-9-535M 535 Wp 20.70% 207.0 -0.350 - 27.8 kg PERC Degradation not published
SunLink SL5M144-535 BI 535 Wp 20.70% 207.0 -0.350 0.45% 32.0 kg PERC Heavy for its class
Just Solar JST-EBMH-535W-D 535 Wp 20.90% 207.0 -0.360 0.59% 29.0 kg TOPCon Fast degradation
SOMI SP535M-72HB 535 Wp 20.70% 207.0 -0.350 0.55% 28.6 kg PERC Needs more roof
ET Solar ET-M772BH535TW/TB BI 535 Wp 20.70% 207.0 -0.340 0.45% 28.0 kg PERC Slow degradation, top 20%
ET Solar ET-M772BH535WW/WB 535 Wp 20.70% 207.0 -0.340 0.55% 28.0 kg PERC Cool in heat, top 23%
Exiom EX535MB-144BF BI 535 Wp 20.70% 207.0 -0.350 0.60% 32.5 kg PERC Fast degradation
AUSTA ENERGY ODA535-36V-MH 535 Wp 20.70% 207.0 -0.350 0.40% 28.4 kg PERC Slow degradation, top 2%
ZXM7-EH144-535 535 Wp 20.70% 207.0 -0.350 0.55% 28.0 kg PERC Needs more roof
ZXM7-SHLD144-535 535 Wp 20.70% 207.0 -0.350 0.45% 31.5 kg PERC Slow degradation, top 20%
JS Solar JS182MHC144-535 535 Wp 20.70% 207.0 -0.350 0.55% 26.5 kg - Needs more roof
LF 535M10-72H 535 Wp 20.70% 207.0 -0.354 0.71% 28.5 kg PERC Fast degradation
Rarlon PV Tech RL535HM 535 Wp 20.90% 207.0 -0.470 0.73% 27.0 kg PERC Fast degradation
Gamko New Energy GKA182M144-535 BI 535 Wp 20.70% 207.0 -0.360 0.46% 25.0 kg TOPCon Weak in heat
Amerisolar AS-7M144-HC-535 535 Wp 20.70% 207.0 -0.360 - 29.0 kg PERC Weak in heat
CSUN CSUN535-144M 535 Wp 20.70% 207.0 -0.350 0.55% 29.1 kg PERC Needs more roof
Resun Solar RS8I-M HC-535 535 Wp 20.70% 207.0 -0.340 0.50% 28.6 kg - Needs more roof
Boviet Solar BVM7610M-450-H-HC 450 Wp 20.70% 207.0 -0.350 0.55% 23.9 kg PERC Typical across the board
Philadelphia Solar PS-M156(HCBF)-GG-580W BI 580 Wp 20.70% 207.0 -0.349 0.45% 35.3 kg PERC Heavy for its class
AE ME-120 585 585 Wp 20.70% 207.0 -0.340 0.55% 29.0 kg PERC Modest efficiency
ME-120BD-585W BI 585 Wp 20.70% 207.0 -0.340 - 35.0 kg PERC Modest efficiency
AE ME-120-585 585 Wp 20.70% 207.0 -0.340 0.55% 29.0 kg PERC Modest efficiency
AE585ME-120BD BI 585 Wp 20.70% 207.0 -0.340 0.55% 35.0 kg PERC Modest efficiency
ME-120BD-585 BI 585 Wp 20.70% 207.0 -0.340 0.55% 35.0 kg PERC Modest efficiency
LG LG455N2W-E6 455 Wp 20.70% 206.9 -0.330 0.33% 22.0 kg N-type Slow degradation, top 1%
JKM395M-6RL3 395 Wp 20.69% 206.9 -0.350 0.55% 20.8 kg PERC Space-efficient, top 6%
JKM395N-6RL3-B 395 Wp 20.69% 206.9 -0.340 0.40% 20.8 kg N-type Typical across the board
JKM395M-6RL3-V 395 Wp 20.69% 206.9 -0.350 0.55% 20.8 kg PERC Space-efficient, top 6%
NS-390MH-80 390 Wp 20.69% 206.9 -0.290 - 20.0 kg - Cool in heat, top 3%
PolyCrown Solar Tech NS-390MH-80 390 Wp 20.69% 206.9 -0.290 0.42% 20.0 kg - Cool in heat, top 3%
Bi-66-590 BI 590 Wp 20.70% 206.9 -0.340 0.55% 35.5 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