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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
TS-BG54(400)-X BI 400 Wp 20.48% 204.8 -0.330 0.45% 24.2 kg PERC Slow degradation, top 9%
TS-BW54(400)-X BI 400 Wp 20.48% 204.8 -0.330 0.55% 21.5 kg PERC Cool in heat, top 10%
TS-BB54(400)-X BI 400 Wp 20.48% 204.8 -0.330 0.55% 21.5 kg PERC Cool in heat, top 10%
TS-BB54(400) BI 400 Wp 20.48% 204.8 -0.330 0.55% 21.5 kg PERC Cool in heat, top 10%
Hanersun HN18-54H400W 400 Wp 20.48% 204.8 -0.350 0.55% 21.5 kg PERC Typical across the board
Hanersun HN18-54HT400W BI 400 Wp 20.48% 204.8 -0.350 0.45% 24.5 kg PERC Heavy for its class
Vikram Solar PARADEA VSMDH.54.AAA.05-400 BI 400 Wp 20.48% 204.8 -0.350 0.50% 25.1 kg PERC Heavy for its class
Heliene 108HC-400 M10 SL All Black (Monofacial) 400 Wp 20.50% 204.8 -0.340 0.50% 21.5 kg PERC Slow degradation, top 22%
Heliene 108HC-400 M10 SL S1 All Black 400 Wp 20.50% 204.8 -0.350 0.50% 21.5 kg PERC Slow degradation, top 22%
VSUN VSUN400-108BMH-DG BI 400 Wp 20.48% 204.8 -0.320 - 24.7 kg PERC Cool in heat, top 5%
Luxor Solar LX-400M/182-108+ 400 Wp 20.79% 204.8 -0.360 0.50% 21.5 kg - Weak in heat
VSUN VSUN400-108BMH BI 400 Wp 20.48% 204.8 -0.320 - 21.4 kg PERC Cool in heat, top 5%
Solarwatt SOLARWATT Panel vision AM 4.0 black (400 Wp variant) BI 400 Wp 20.50% 204.8 -0.330 - 25.4 kg PERC Heavy for its class
Ulica Solar UL-400M-108HV 400 Wp 20.48% 204.8 -0.360 0.55% 21.8 kg TOPCon Weak in heat
Aptos Solar DNA-108-BF10-400W BI 400 Wp 20.48% 204.8 -0.320 0.54% 22.0 kg PERC Cool in heat, top 5%
Aptos Solar DNA-108-MF10-400W 400 Wp 20.47% 204.8 -0.320 0.54% 21.5 kg PERC Cool in heat, top 5%
AmoSolar AS400M10-108 400 Wp 20.48% 204.8 -0.350 0.55% 21.0 kg PERC Typical across the board
SunEvo Solar SE5-54H-400W 400 Wp 20.50% 204.8 -0.350 0.45% 20.5 kg TOPCon Modest efficiency
SRP-400-BMD-BG BI 400 Wp 20.48% 204.8 -0.340 0.45% 24.0 kg PERC Slow degradation, top 9%
SRP-400-BMD-HV 400 Wp 20.48% 204.8 -0.340 0.55% 21.5 kg PERC Cool in heat, top 24%
Solarspace SS8-54HSB-400M 400 Wp 20.48% 204.8 -0.335 0.55% 21.0 kg PERC Cool in heat, top 14%
Techwise Solar TW-400HTB-1 400 Wp 20.48% 204.8 -0.350 0.55% 20.8 kg PERC Typical across the board
Hiwatt Solar HW-M10/108H-400 400 Wp 20.50% 204.8 -0.340 0.55% 20.5 kg PERC Cool in heat, top 24%
Solar N Plus SP-M10/108HG-400 BI 400 Wp 20.50% 204.8 -0.350 - 24.1 kg PERC Degradation not published
Solar N Plus SP-M10/108HG-400W BI 400 Wp 20.50% 204.8 -0.350 - 24.1 kg PERC Degradation not published
LF400M10-54H 400 Wp 20.50% 204.8 -0.354 0.55% 21.5 kg N-type Fast degradation
Gamko New Energy GKA182M108-400W BI 400 Wp 20.48% 204.8 -0.360 - 19.5 kg PERC Light for its class, top 8%
Shinson Technology S400M54P3BFB BI 400 Wp 20.48% 204.8 -0.340 0.50% 19.5 kg PERC Light for its class, top 8%
Shinson Technology S400M54P3B BI 400 Wp 20.48% 204.8 -0.340 0.50% 20.7 kg PERC Slow degradation, top 22%
Einnova Solarline ESM-400 Terra Cotta 400 Wp 20.00% 204.8 -0.310 0.50% 21.0 kg TOPCon Modest efficiency
Sunlike Solar LNVB-400M 400 Wp 20.48% 204.8 -0.360 0.53% 21.0 kg PERC Weak in heat
Techwise Solar TW-400HT-1 400 Wp 20.48% 204.8 -0.350 0.55% 20.8 kg PERC Typical across the board
Solar N Plus SP-M10/108H-400 400 Wp 20.50% 204.8 -0.350 - 21.0 kg PERC Degradation not published
SunLink SL5M108-400 400 Wp 20.50% 204.8 -0.350 0.55% 21.5 kg PERC Typical across the board
SunKean SKT400M10 BI 400 Wp 20.50% 204.8 -0.350 - 23.4 kg PERC Degradation not published
Runtech China RT400WM 400 Wp 20.50% 204.8 -0.350 - 20.5 kg - Degradation not published
Axitec AC-400MBT/108V BI 400 Wp 20.48% 204.8 -0.350 0.50% 21.5 kg PERC Slow degradation, top 22%
Luxor Solar LX - 400M/182-108+ 400 Wp 20.79% 204.8 -0.360 0.50% 21.5 kg - Weak in heat
JKM400M-54HL4 400 Wp 20.48% 204.8 -0.350 0.55% 22.0 kg PERC Typical across the board
Luxor Solar LX-400M/182-108+ GG BIF BI 400 Wp 20.44% 204.8 -0.285 0.34% 37.0 kg - Heavy for its class
SEG-400-BMD-BG BI 400 Wp 20.48% 204.8 -0.350 0.45% 24.0 kg PERC Slow degradation, top 9%
SEG-400-BMD-HV 400 Wp 20.48% 204.8 -0.350 0.55% 21.5 kg PERC Typical across the board
Vikram Solar SOMERA VSMHBB.54.400.05 400 Wp 20.47% 204.8 -0.350 0.55% 21.3 kg PERC Typical across the board
Vikram Solar PREXOS-400W BI 400 Wp 20.47% 204.8 -0.350 0.55% 21.3 kg PERC Typical across the board
ZXM7-SH108-400 400 Wp 20.48% 204.8 -0.350 0.55% 20.5 kg PERC Typical across the board
EGing PV EG-400M54-HLV 400 Wp 20.48% 204.8 -0.350 0.55% 20.2 kg PERC Light for its class, top 22%
LEDVANCE M400P54LM-BB-F3 400 Wp 20.48% 204.8 -0.350 0.55% 20.2 kg PERC Light for its class, top 22%
GCL-M10/54H 400 400 Wp 20.50% 204.8 -0.350 0.55% 20.5 kg PERC Typical across the board
GCL-M10/54BH-400 400 Wp 20.50% 204.8 -0.360 0.55% 20.5 kg PERC Weak in heat
Solarwatt SOLARWATT Panel vision AM 4.0 black 400 Wp BI 400 Wp 20.50% 204.8 -0.330 - 25.4 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