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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
First Solar FS-6470-P-I 470 Wp 18.70% 186.5 -0.320 0.30% 34.0 kg - Modest efficiency
CS3L-345P 345 Wp 18.70% 186.5 -0.360 - 21.1 kg PERC Degradation not published
CS3U-370P 370 Wp 18.70% 186.5 -0.360 - 22.5 kg PERC Needs more roof
CS3U-370P-AG 370 Wp 18.70% 186.5 -0.360 - 26.5 kg PERC Heavy for its class
YL405P-38d 1/2 / YL405P-38d 1500V 1/2 405 Wp 18.60% 186.3 -0.370 - 23.5 kg PERC Modest efficiency
YL405P-38d 1/2 405 Wp 18.60% 186.3 -0.370 0.70% 23.5 kg - Needs more roof
JAM60D10-320/MB/1500V BI 320 Wp 18.60% 186.1 -0.354 0.50% 22.0 kg PERC Cool in heat, top 15%
SunLink LNSK-315P 315 Wp 18.60% 186.0 -0.360 0.72% 21.0 kg PERC Fast degradation
Bi-17-380 BI 380 Wp 18.60% 186.0 -0.370 0.65% 25.5 kg PERC Modest efficiency
First Solar FS-7520A-FT1 520 Wp 18.60% 185.9 -0.320 0.30% 36.8 kg CdTe Modest efficiency
First Solar FS-7520A-TR1 520 Wp 18.60% 185.9 -0.320 0.30% 39.7 kg CdTe Heavy for its class
First Solar FS-6460 460 Wp 18.60% 185.9 -0.320 0.30% 34.5 kg CdTe Heavy for its class
First Solar FS-6460A 460 Wp 18.60% 185.9 -0.320 0.30% 34.5 kg CdTe Heavy for its class
GH480M10T-B60HST BI 480 Wp 18.58% 185.8 -0.290 0.40% 32.0 kg N-type Modest efficiency
CS3W-415PB-AG BI 415 Wp 18.57% 185.7 -0.370 - 28.2 kg PERC Heavy for its class
SunLink LNSU-375P 375 Wp 18.57% 185.7 -0.360 0.70% 24.5 kg - Heavy for its class
Bi-27-380 BI 380 Wp 18.56% 185.6 -0.370 0.65% 29.0 kg PERC Heavy for its class
CS3W-410P 410 Wp 18.60% 185.6 -0.360 - 24.9 kg PERC Modest efficiency
JS360M 360 Wp 18.46% 185.5 -0.420 - 23.5 kg PERC Weak in heat
Rarlon PV Tech RL360HM-72 360 Wp 18.56% 185.5 -0.470 - 22.0 kg PERC Weak in heat
SP Enerji SP-360M72 BI 360 Wp 18.55% 185.5 -0.380 0.50% 23.0 kg PERC Weak in heat
SpolarPV SP360BSM6-72 BI 360 Wp 18.55% 185.5 -0.380 0.52% 21.5 kg PERC Weak in heat
Gamko New Energy GKA210M320W BI 320 Wp 23.00% 184.6 - - 16.2 kg PERC Incomplete datasheet
Silfab SLG-M 360 360 Wp 18.50% 184.6 -0.380 0.59% 23.0 kg - Modest efficiency
Silfab SLG-X-360 BI 360 Wp 18.46% 184.6 -0.415 0.40% 23.0 kg N-type Weak in heat
First Solar FS-6465-P-I / FS-6465A-P-I (SL) or FS-6465-P / FS-6465A-P (HL) 465 Wp 18.50% 184.5 -0.320 0.30% 34.0 kg CdTe Modest efficiency
First Solar FS-6465-P-B / FS-6465A-P-B BI 465 Wp 18.50% 184.5 -0.320 0.30% 34.0 kg CdTe Modest efficiency
First Solar FS-6465-P 465 Wp 18.50% 184.5 -0.320 0.30% 34.0 kg CdTe Modest efficiency
First Solar FS-6465-P-B BI 465 Wp 18.50% 184.5 -0.320 0.30% 34.0 kg - Modest efficiency
First Solar FS-6465-P-I 465 Wp 18.50% 184.5 -0.320 0.30% 34.0 kg - Modest efficiency
CS3U-370PB-AG BI 370 Wp 18.40% 184.5 -0.360 - 25.9 kg PERC Heavy for its class
Rarlon PV Tech RL300HM-60 300 Wp 18.44% 184.4 -0.470 - 17.0 kg - Weak in heat
SP Enerji SP-300M60 300 Wp 18.44% 184.4 -0.380 0.50% 18.0 kg PERC Slow degradation, top 19%
TPL Solar TPL300M-60 300 Wp 18.30% 184.4 -0.360 0.58% 18.5 kg PERC Typical across the board
Shinson Technology S360M10C 360 Wp 18.40% 184.4 -0.290 0.40% 20.5 kg TOPCon Typical across the board
Shinson Technology S360M10D 360 Wp 18.40% 184.4 -0.290 0.40% 20.5 kg TOPCon Typical across the board
Shinson Technology S360M10E 360 Wp 18.40% 184.4 -0.290 0.40% 20.5 kg TOPCon Typical across the board
SunKean SKT360M10 360 Wp 18.40% 184.4 -0.290 - 20.5 kg TOPCon Degradation not published
Lina Energy MEPV 360 (Terracotta) 360 Wp 18.44% 184.4 -0.350 - 20.8 kg BIPV Degradation not published
Lina Energy MEPV 360 (Emerald) 360 Wp 18.44% 184.4 -0.350 - 20.8 kg BIPV Degradation not published
Lina Energy MEPV 360 (Anthracite) 360 Wp 18.44% 184.4 -0.350 - 20.8 kg BIPV Degradation not published
Sunket New Energy SKT360M10 360 Wp 18.40% 184.4 -0.290 0.40% 20.5 kg TOPCon Typical across the board
Lina Energy MEPV 360 360 Wp 18.44% 184.4 -0.350 - 20.8 kg BIPV Degradation not published
CS3K-310MB-AG BI 310 Wp 18.40% 184.3 -0.360 - 22.3 kg PERC Heavy for its class
CS3K-310PB-AG BI 310 Wp 18.40% 184.3 -0.360 - 22.3 kg PERC Heavy for its class
First Solar FS-7515A-FT1 515 Wp 18.40% 184.1 -0.320 0.30% 36.8 kg CdTe Modest efficiency
First Solar FS-7515A-TR1 515 Wp 18.40% 184.1 -0.320 0.30% 39.7 kg CdTe Heavy for its class
YL400P-38d 1/2 / YL400P-38d 1500V 1/2 400 Wp 18.40% 184.0 -0.370 - 23.5 kg PERC Modest efficiency
WSD-400 400 Wp 18.40% 184.0 -0.380 0.70% 23.5 kg PERC Modest efficiency
YL400P-38d 1/2 400 Wp 18.40% 184.0 -0.370 0.70% 23.5 kg - 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