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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
Shinson Technology S650M66P4BF BI 650 Wp 20.90% 209.2 -0.340 0.50% 38.0 kg - Modest efficiency
JS210MHC132-650 650 Wp 20.90% 209.2 -0.340 - 34.0 kg PERC Modest efficiency
Sunlike Solar LNET-650MD BI 650 Wp 20.92% 209.2 -0.340 0.53% 34.0 kg - Needs more roof
NS-650MH-132 650 Wp 20.92% 209.2 -0.290 - 38.7 kg TOPCon Needs more roof
TPL Solar TPL650M-132HC 650 Wp 20.90% 209.2 -0.340 0.58% 33.9 kg PERC Fast degradation
RS645~665S9B-132 (650W) 650 Wp 20.90% 209.2 -0.354 - 33.0 kg - Modest efficiency
ZXM8-TPLD132-650W 650 Wp 20.92% 209.2 -0.340 0.45% 38.5 kg PERC Heavy for its class
JS Solar JS210MHC132-650 650 Wp 20.90% 209.2 -0.340 0.55% 34.0 kg - Modest efficiency
PolyCrown Solar Tech NS-650MH-132 BI 650 Wp 20.92% 209.2 -0.290 0.40% 38.7 kg TOPCon Needs more roof
ZXM8-TP132-650 650 Wp 20.92% 209.2 -0.340 0.55% 33.5 kg PERC Needs more roof
Luxor Solar LX - 650M/210-132+ BiF BI 650 Wp 21.13% 209.2 -0.360 0.50% 34.0 kg - Weak in heat
RS650S9B-132 650 Wp 20.90% 209.2 -0.354 0.54% 33.0 kg - Modest efficiency
Amerisolar AS-8M132-HC-650W 650 Wp 20.92% 209.2 -0.340 0.60% 34.0 kg PERC Fast degradation
Hounen Solar HNM8-TPLDD132-650/M BI 650 Wp 20.92% 209.2 -0.340 0.48% 38.5 kg - Heavy for its class
SRP-650-BMC-BG BI 650 Wp 20.92% 209.2 -0.340 0.45% 38.5 kg PERC Heavy for its class
SRP-650-BMC-HV 650 Wp 20.92% 209.2 -0.340 0.55% 32.2 kg PERC Needs more roof
Q.PEAK DUO ML-G12S.3 / BFG 650 BI 650 Wp 20.90% 209.2 -0.340 0.45% 38.2 kg - Heavy for its class
JAM54D30-410/MB/1500V BI 410 Wp 20.90% 209.2 -0.350 0.45% 23.6 kg PERC Slow degradation, top 9%
S-Energy SL65-72BDJ-540R BI 540 Wp 20.92% 209.2 -0.350 0.45% 32.0 kg PERC Heavy for its class
SpolarPV SPV540-PM10-144 540 Wp 20.92% 209.2 -0.350 0.45% 26.5 kg PERC Light for its class, top 10%
AE MD-144 530W-550W (540W) 540 Wp 20.92% 209.2 -0.350 - 26.5 kg PERC Light for its class, top 10%
MD-144BD-540W BI 540 Wp 20.92% 209.2 -0.350 0.55% 31.0 kg PERC Typical across the board
SpolarPV SP540HM6-72L 540 Wp 20.90% 209.2 -0.350 0.55% 28.0 kg PERC Typical across the board
MD-144BS-540 BI 540 Wp 20.92% 209.2 -0.350 - 26.5 kg PERC Light for its class, top 10%
ECODELTA ECO-540M-72LHC 540 Wp 20.92% 209.2 -0.350 - 27.3 kg TOPCon Weak in heat
AE MD-144BS-540 BI 540 Wp 20.92% 209.2 -0.350 0.55% 26.5 kg PERC Light for its class, top 10%
AE540MD-144 540 Wp 20.92% 209.2 -0.350 0.55% 26.5 kg PERC Light for its class, top 10%
AE MD-144BD-540 BI 540 Wp 20.92% 209.2 -0.350 0.55% 31.0 kg PERC Typical across the board
MD-144BS-540W BI 540 Wp 20.92% 209.2 -0.350 0.55% 26.5 kg PERC Light for its class, top 10%
AE MD-144-540 540 Wp 20.92% 209.2 -0.350 0.55% 26.5 kg PERC Light for its class, top 10%
Kensol KS410MB5-SBS 410 Wp 20.90% 209.2 -0.340 0.55% 21.0 kg - Fast degradation
ECODELTA ECO-410M-60SB 410 Wp 20.90% 209.2 -0.340 - 21.0 kg TOPCon Modest efficiency
HIE-S410VG 410 Wp 20.90% 209.2 -0.340 0.55% 22.0 kg PERC Cool in heat, top 24%
Meyer Burger MB_TG120ByB_375 BI 375 Wp 20.90% 209.2 -0.259 0.20% 24.4 kg HJT Slow degradation, top 10%
Huasun HSN-210R-B108DNV480 BI 480 Wp 20.90% 209.2 -0.240 0.30% 30.5 kg HJT Modest efficiency
JKBS365N-48HL4-BDV BI 365 Wp 20.92% 209.2 -0.290 - 20.0 kg BIPV Space-efficient, top 7%
Goldi Solar GS10-M108-WF-410 BI 410 Wp 20.92% 209.2 -0.340 0.55% 21.0 kg PERC Cool in heat, top 24%
Goldi Solar GS10-B108-GF-410 BI 410 Wp 20.92% 209.2 -0.320 0.50% 22.0 kg PERC Cool in heat, top 5%
Goldi Solar GS10-B108-TF-410 BI 410 Wp 20.92% 209.2 -0.350 0.55% 21.0 kg PERC Typical across the board
TSM-DE19R-565 565 Wp 20.90% 209.2 -0.340 0.55% 28.1 kg PERC Needs more roof
Goldi Solar GS10-M144-BF-540 BI 540 Wp 20.92% 209.1 -0.350 0.55% 28.0 kg PERC Typical across the board
Goldi Solar GS10-M144-WF-540 540 Wp 20.91% 209.1 -0.340 0.55% 28.0 kg PERC Cool in heat, top 23%
Goldi Solar GS10-B144-GF-540 BI 540 Wp 20.91% 209.1 -0.320 0.50% 32.0 kg PERC Cool in heat, top 3%
Goldi Solar GS10-B144-TF-540 BI 540 Wp 20.91% 209.1 -0.350 0.55% 28.0 kg PERC Typical across the board
Goldi Solar GS10-B144-GF-540Wp BI 540 Wp 20.92% 209.1 -0.350 0.50% 32.0 kg PERC Heavy for its class
Goldi Solar GS10-M144-BF 540 Wp 20.91% 209.1 -0.350 0.55% 28.0 kg PERC Typical across the board
Solarwatt SOLARWATT Panel classic AM 2.0 pure - 35 mm (405 Wp variant) 405 Wp 20.90% 209.1 -0.330 - 19.7 kg PERC Light for its class, top 8%
Solarwatt SOLARWATT Panel classic AM 2.0 black - 35 mm (405 Wp variant) 405 Wp 20.90% 209.1 -0.330 - 19.7 kg PERC Light for its class, top 8%
Corab EC405M-10-108B-V 405 Wp 405 Wp 20.91% 209.1 -0.330 0.61% 20.0 kg PERC Fast degradation
Solarwatt Panel classic AM 2.0 pure 405 Wp 405 Wp 20.90% 209.1 -0.330 - 19.7 kg PERC Light for its class, top 8%
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