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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
Boviet Solar BVM7612M-545-H-HC-BF BI 545 Wp 20.90% 209.3 -0.350 0.45% 29.0 kg PERC Slow degradation, top 20%
JAM78S30-585/MR 585 Wp 20.90% 209.3 -0.350 0.55% 30.5 kg PERC Needs more roof
JAM78D30-585/MB/1500V BI 585 Wp 20.90% 209.3 -0.350 0.45% 33.4 kg PERC Slow degradation, top 20%
STP585S-C78/Pmh+ BI 585 Wp 20.90% 209.3 -0.340 0.45% 35.1 kg TOPCon Modest efficiency
Talesun TP7F78M-585W 585 Wp 20.90% 209.3 -0.350 0.55% 31.5 kg PERC Needs more roof
Talesun TD7G78M-585W BI 585 Wp 20.90% 209.3 -0.350 0.45% 35.0 kg PERC Heavy for its class
TS-BW78(585) BI 585 Wp 20.90% 209.3 -0.330 0.55% 29.0 kg PERC Cool in heat, top 7%
S-Energy SL65-78BGJ-585S BI 585 Wp 20.90% 209.3 -0.350 0.54% 31.0 kg TOPCon Modest efficiency
S-Energy SE65-78BGJ-585S BI 585 Wp 20.90% 209.3 -0.350 0.54% 31.0 kg - Typical across the board
SRP-585-BMZ-BG BI 585 Wp 20.93% 209.3 -0.340 0.45% 34.6 kg PERC Heavy for its class
SRP-585-BMZ-HV 585 Wp 20.93% 209.3 -0.340 0.55% 29.5 kg PERC Needs more roof
Sunlike Solar LNVH-585M 585 Wp 20.93% 209.3 -0.360 0.53% 30.0 kg - Weak in heat
CSUN CSUN585-156M 585 Wp 20.87% 209.3 -0.360 0.55% 31.5 kg PERC Weak in heat
Hounen Solar HNM7-SHLDD156-585/M BI 585 Wp 20.93% 209.3 -0.350 - 34.5 kg - Degradation not published
CS7N-650MS 650 Wp 20.90% 209.2 -0.340 0.55% 33.9 kg PERC Modest efficiency
RSM132-8-650BMDG BI 650 Wp 20.90% 209.2 -0.340 0.45% 38.3 kg PERC Modest efficiency
TSM-DEG21C.20-650 BI 650 Wp 20.90% 209.2 -0.340 0.45% 38.3 kg PERC Modest efficiency
LEDVANCE M650P66UM-BF-F3 650 Wp 20.92% 209.2 -0.340 0.55% 32.9 kg PERC Needs more roof
LEDVANCE M650~670P66UB-SF-F3 (650W class) BI 650 Wp 20.92% 209.2 -0.340 0.45% 38.3 kg PERC Needs more roof
STP650S-D66/Pmh+ BI 650 Wp 20.90% 209.2 -0.340 0.45% 37.5 kg TOPCon Modest efficiency
CS7N-650MB-AG BI 650 Wp 20.90% 209.2 -0.340 0.45% 37.9 kg PERC Modest efficiency
Talesun TP8F66M-650 650 Wp 20.90% 209.2 -0.340 0.55% 34.5 kg PERC Modest efficiency
Huayao HY650-M132CSS 650 Wp 20.92% 209.2 -0.340 0.55% 32.7 kg PERC Needs more roof
Huayao HY650-M132CDD BI 650 Wp 20.92% 209.2 -0.340 0.45% 38.0 kg PERC Needs more roof
YL650DF66 f/2 BI 650 Wp 20.90% 209.2 -0.340 0.45% 38.4 kg PERC Modest efficiency
YL650D-45f 1/2 650 Wp 20.90% 209.2 -0.340 0.55% 34.0 kg PERC Modest efficiency
Talesun TD8G66M/650W BI 650 Wp 20.90% 209.2 -0.340 0.45% 38.5 kg PERC Modest efficiency
ZXM8-TP132-650W 650 Wp 20.92% 209.2 -0.340 0.55% 33.5 kg PERC Needs more roof
ZXM8-TPLD132-650 650 Wp 20.92% 209.2 -0.340 0.45% 38.5 kg PERC Heavy for its class
ZXM8-TPLDD132-650 BI 650 Wp 20.92% 209.2 -0.340 0.45% 38.5 kg PERC Heavy for its class
EGing PV EG-650M66-HU/BF-DG BI 650 Wp 20.92% 209.2 -0.340 0.45% 38.3 kg PERC Needs more roof
EGing PV EG-650M66-HUV 650 Wp 20.92% 209.2 -0.340 0.55% 32.9 kg PERC Needs more roof
Hanersun HN21-66HT650W BI 650 Wp 20.90% 209.2 -0.349 0.45% 38.5 kg PERC Modest efficiency
Hanersun HN21-66H650W 650 Wp 20.90% 209.2 -0.340 0.55% 34.4 kg PERC Modest efficiency
BYD MSBK-33 650 BI 650 Wp 20.92% 209.2 -0.328 0.50% 38.7 kg PERC Cool in heat, top 2%
BYD MSTK-33 650 BI 650 Wp 20.92% 209.2 -0.328 0.55% 33.9 kg PERC Cool in heat, top 2%
Renesola RS9-650M-E1 650 Wp 20.92% 209.2 -0.340 0.55% 33.5 kg N-type Modest efficiency
Luxor Solar LX-650M/210-132+BiF BI 650 Wp 21.13% 209.2 -0.360 - 34.0 kg HJT Needs more roof
Renesola RS9-650MBG-E1 BI 650 Wp 20.92% 209.2 -0.340 0.45% 37.5 kg N-type Modest efficiency
AmoSolar AS650G12-132 650 Wp 20.92% 209.2 -0.340 0.55% 33.0 kg PERC Needs more roof
AmoSolar AS650G12-120 BI 650 Wp 20.90% 209.2 -0.340 0.50% 38.7 kg PERC Heavy for its class
Solarspace SS9-66HD-650M BI 650 Wp 20.92% 209.2 -0.330 0.45% 37.5 kg PERC Cool in heat, top 6%
CSUN CSUN650-132M 650 Wp 20.92% 209.2 -0.350 0.55% 34.5 kg PERC Needs more roof
Runergy SS9-66HD-650M BI 650 Wp 20.92% 209.2 -0.330 0.45% 37.5 kg PERC Cool in heat, top 6%
Runergy SS9-66HS-650M 650 Wp 20.92% 209.2 -0.340 0.55% 32.5 kg PERC Needs more roof
Hiwatt Solar HW-M12/132H-650 650 Wp 20.90% 209.2 -0.340 0.55% 35.7 kg PERC Modest efficiency
LF650M12-66H 650 Wp 20.92% 209.2 -0.354 0.55% 34.0 kg N-type Modest efficiency
VDS Renewable VDS-S132/M12H-650 650 Wp 20.90% 209.2 -0.340 0.55% 33.9 kg - Modest efficiency
Centro Energy CE-650M 650 Wp 20.92% 209.2 -0.400 0.45% 34.5 kg PERC Weak in heat
Techwise Solar TW-650HT 650 Wp 20.92% 209.2 -0.340 0.55% 32.9 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