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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
Goldi Solar GS10-M144-WF-525 525 Wp 20.33% 203.3 -0.340 0.55% 28.0 kg PERC Needs more roof
Goldi Solar GS10-B144-GF-525 BI 525 Wp 20.33% 203.3 -0.320 0.50% 32.0 kg PERC Cool in heat, top 3%
Goldi Solar GS10-B144-TF-525 BI 525 Wp 20.33% 203.3 -0.350 0.55% 28.0 kg PERC Needs more roof
Goldi Solar GS10-B144-GF-525Wp BI 525 Wp 20.33% 203.3 -0.350 0.50% 32.0 kg PERC Heavy for its class
TSM-DE18M(II)-490 490 Wp 20.30% 203.3 -0.340 0.55% 26.3 kg PERC Modest efficiency
TSM-DEG18MC.20(II)-490 BI 490 Wp 20.30% 203.3 -0.340 0.45% 30.1 kg PERC Heavy for its class
TSM-DEG18MC.20(II)-490W BI 490 Wp 20.30% 203.3 -0.340 0.45% 30.1 kg PERC Heavy for its class
JS210Mc150-490 490 Wp 20.30% 203.3 -0.340 - 26.5 kg PERC Modest efficiency
JS Solar JS210MC150-490 490 Wp 20.30% 203.3 -0.340 0.55% 26.5 kg - Fast degradation
KB Solar KBS-375 BI 375 Wp 20.30% 203.3 -0.330 - 20.0 kg PERC Cool in heat, top 6%
RSM132-6-375HDGB BI 375 Wp 20.30% 203.3 -0.240 0.30% 35.0 kg HJT Modest efficiency
Sunlike Solar LNSU-445MD BI 445 Wp 20.33% 203.3 -0.360 0.53% 26.0 kg PERC Weak in heat
Q.PEAK DUO BLK M-G11+ 390 390 Wp 20.30% 203.3 -0.340 0.50% 21.2 kg PERC Space-efficient, top 14%
PS440M6-20/UH 440 Wp 20.33% 203.3 -0.330 0.55% 23.5 kg PERC Cool in heat, top 10%
LEDVANCE M440P60LM-SF-F3 440 Wp 20.32% 203.3 -0.350 0.55% 22.3 kg PERC Modest efficiency
LEDVANCE M440~460P60LM-BF-F3 (440W bin) 440 Wp 20.32% 203.3 -0.350 0.55% 22.3 kg PERC Modest efficiency
Huayao HY440-M120BSS 440 Wp 20.32% 203.3 -0.350 0.55% 22.6 kg PERC Modest efficiency
Huayao HY440-M120BDD BI 440 Wp 20.32% 203.3 -0.350 0.45% 26.9 kg PERC Heavy for its class
EGing PV EG-440M60-HLV 440 Wp 20.32% 203.3 -0.350 0.55% 22.3 kg PERC Modest efficiency
Gamko New Energy GKA182M120 440W BI 440 Wp 20.31% 203.3 -0.360 - 21.0 kg PERC Light for its class, top 6%
Gamko New Energy GKA182M120-440 BI 440 Wp 20.31% 203.3 -0.360 0.46% 21.0 kg PERC Light for its class, top 6%
SRP-440-BMB-HV 440 Wp 20.33% 203.3 -0.340 0.70% 22.3 kg PERC Fast degradation
SRP-440-BMB-BG BI 440 Wp 20.33% 203.3 -0.340 0.45% 27.3 kg PERC Heavy for its class
JAM72D30-525/MB/1500V BI 525 Wp 20.30% 203.2 -0.350 0.45% 31.8 kg PERC Modest efficiency
GH525M10T-B66HST BI 525 Wp 20.32% 203.2 -0.290 0.40% 32.0 kg N-type Heavy for its class
Premier Energies PE-525HB BI 525 Wp 20.32% 203.2 -0.350 0.45% 28.0 kg PERC Needs more roof
S-Energy SL65-72BDJ-525Z BI 525 Wp 20.32% 203.2 -0.350 0.45% 31.5 kg PERC Needs more roof
S-Energy SL65-72MAJ-525Z 525 Wp 20.32% 203.2 -0.350 0.55% 28.0 kg - Modest efficiency
MIRAGE Blues 525W 525 Wp 20.49% 203.2 -0.350 0.55% 26.5 kg N-type Needs more roof
MIRAGE 525W Blues 525 Wp 20.49% 203.2 -0.300 0.55% 26.5 kg BIPV Needs more roof
Navitas Solar NSM525-144 525 Wp 20.32% 203.2 -0.360 - 29.0 kg PERC Needs more roof
JSHC166M120-370W 370 Wp 20.97% 203.2 -0.340 - 34.0 kg - Heavy for its class
JS Solar JSHC166M120-370 370 Wp 20.97% 203.2 -0.340 0.55% 20.2 kg - Top 5% efficiency
MC-120-370 370 Wp 20.32% 203.2 -0.350 - 18.6 kg PERC Light for its class, top 6%
Bruk-Bet BEM-340W 340 Wp 20.32% 203.2 -0.360 - 19.0 kg N-type Space-efficient, top 6%
Bruk-Bet BEM-340 340 Wp 20.32% 203.2 -0.360 - 19.0 kg N-type Space-efficient, top 6%
SP Enerji SP-340M72 340 Wp 20.31% 203.2 -0.370 0.50% 18.2 kg PERC Light for its class, top 2%
Q-SUN Solar QNM182-HS440-60 440 Wp 20.30% 203.1 -0.370 0.55% 24.5 kg PERC Weak in heat
Hanersun HN18-60H440W 440 Wp 20.31% 203.1 -0.350 0.55% 24.0 kg PERC Needs more roof
Hanersun HN18-60HT440W BI 440 Wp 20.31% 203.1 -0.350 0.45% 26.5 kg PERC Slow degradation, top 9%
AmoSolar AS440M10-120 440 Wp 20.31% 203.1 -0.350 0.55% 23.0 kg PERC Needs more roof
Sunlike Solar LNVK-440M 440 Wp 20.31% 203.1 -0.360 0.53% 23.0 kg - Weak in heat
Heliene 144HC-525 M10 SL BIFACIAL BI 525 Wp 20.30% 203.1 -0.340 0.50% 29.2 kg PERC Modest efficiency
Premier Energies PE 525HM 525 Wp 20.31% 203.1 -0.350 0.55% 29.0 kg PERC Needs more roof
Sunlike Solar LNVU-525M 525 Wp 20.31% 203.1 -0.360 0.53% 27.5 kg PERC Needs more roof
JS182MHC144-525 525 Wp 20.31% 203.1 -0.350 - 26.5 kg PERC Needs more roof
SOMI SP525M-72HB 525 Wp 20.30% 203.1 -0.350 0.55% 28.6 kg PERC Modest efficiency
AUSTA ENERGY ODA525-36V-MH 525 Wp 20.31% 203.1 -0.350 0.40% 28.4 kg PERC Slow degradation, top 2%
JS Solar JS182MHC144-525 525 Wp 20.31% 203.1 -0.350 0.55% 26.5 kg - Modest efficiency
Amerisolar AS-7M144-HC-525 525 Wp 20.31% 203.1 -0.360 - 29.0 kg PERC Needs more roof
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