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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
Corab EC405M-10-108B-V 405 Wp 20.91% 209.1 -0.330 0.55% 20.0 kg PERC Cool in heat, top 10%
Corab EC405M-10-108B 405 Wp 20.91% 209.1 -0.330 - 20.0 kg PERC Degradation not published
Vikram Solar SOMERA VSMH.72.465.05 465 Wp 20.91% 209.1 -0.350 0.55% 23.5 kg PERC Light for its class, top 24%
JAM72S30-540/MR 540 Wp 20.90% 209.0 -0.350 0.55% 27.3 kg PERC Light for its class, top 21%
JAM72D30-540/MB/1500V BI 540 Wp 20.90% 209.0 -0.350 0.45% 31.8 kg PERC Slow degradation, top 20%
CS6W-540MB-AG BI 540 Wp 20.90% 209.0 -0.340 0.45% 32.3 kg PERC Heavy for its class
JAM72S30-540/MR/1500V 540 Wp 20.90% 209.0 -0.350 0.55% 27.3 kg PERC Light for its class, top 21%
JAM72D30-540/GB/1500V BI 540 Wp 20.90% 209.0 -0.350 0.45% 31.8 kg PERC Slow degradation, top 20%
JKM540M-72HL4-(V)-F3-EN 540 Wp 20.90% 209.0 -0.350 0.55% 28.0 kg PERC Typical across the board
GH540M10T-B66HST BI 540 Wp 20.90% 209.0 -0.290 0.40% 32.0 kg N-type Heavy for its class
GCL-M10/72GDF-540 BI 540 Wp 20.90% 209.0 -0.350 0.45% 31.2 kg PERC Slow degradation, top 20%
JAM72D30-540/MB BI 540 Wp 20.90% 209.0 -0.290 0.40% 31.8 kg PERC Cool in heat, top 1%
CS6W-540MS 540 Wp 20.90% 209.0 -0.340 0.55% 27.6 kg PERC Cool in heat, top 23%
PS540M8-24/TH BI 540 Wp 20.90% 209.0 -0.350 0.55% 28.0 kg PERC Typical across the board
PS540M6-24/TH 540 Wp 20.90% 209.0 -0.330 0.55% 28.0 kg PERC Cool in heat, top 8%
DAS Solar DAS-WH144PA-540W 540 Wp 20.90% 209.0 -0.340 0.50% 27.3 kg PERC Light for its class, top 21%
DAS Solar DAS-DH144PA-540W BI 540 Wp 20.90% 209.0 -0.340 0.45% 31.4 kg PERC Slow degradation, top 20%
PS540M8GF-24/TH BI 540 Wp 20.90% 209.0 -0.330 0.45% 32.0 kg PERC Cool in heat, top 8%
PS540M6H-24/TH 540 Wp 20.90% 209.0 -0.330 0.55% 28.0 kg PERC Cool in heat, top 8%
LR5-72HBD-540M BI 540 Wp 20.90% 209.0 -0.340 0.45% 31.8 kg - Heavy for its class
LEDVANCE M540P72LM-SF 540 Wp 20.90% 209.0 -0.335 0.55% 27.5 kg PERC Cool in heat, top 13%
PS540M8GFH-24/TH BI 540 Wp 20.90% 209.0 -0.330 0.45% 32.0 kg PERC Cool in heat, top 8%
Runergy HY-DH144P8-540 BI 540 Wp 20.90% 209.0 -0.350 0.45% 32.0 kg PERC Heavy for its class
Runergy HY-WH144P8-540 540 Wp 20.90% 209.0 -0.350 0.55% 27.6 kg PERC Typical across the board
Huayao HY540-M144BDD BI 540 Wp 20.90% 209.0 -0.350 0.45% 31.0 kg PERC Slow degradation, top 20%
YL540DF72 e/2 BI 540 Wp 20.90% 209.0 -0.350 0.45% 32.0 kg PERC Heavy for its class
YL540D-49e 1/2 / YL540D-49e 1500V 1/2 540 Wp 20.90% 209.0 -0.350 0.55% 28.0 kg PERC Typical across the board
Talesun TP7F72M-540W 540 Wp 20.90% 209.0 -0.350 0.55% 28.0 kg PERC Typical across the board
Talesun TD7G72M/540W BI 540 Wp 20.90% 209.0 -0.350 0.45% 31.8 kg PERC Slow degradation, top 20%
TS-BG72(540) BI 540 Wp 20.90% 209.0 -0.330 0.45% 32.3 kg PERC Cool in heat, top 8%
TS-BW72(540) BI 540 Wp 20.90% 209.0 -0.330 0.55% 27.6 kg PERC Cool in heat, top 8%
EGing PV EG-540M72-HLV 540 Wp 20.90% 209.0 -0.350 0.55% 27.0 kg PERC Light for its class, top 16%
EGing PV EG-550M72-HL/BF-DG 540W BI 540 Wp 20.90% 209.0 -0.350 - 31.7 kg PERC Degradation not published
TS-BB72(540) BI 540 Wp 20.90% 209.0 -0.330 0.55% 27.6 kg PERC Cool in heat, top 8%
VSUN VSUN540-144MH 540 Wp 20.90% 209.0 -0.320 0.45% 28.8 kg PERC Cool in heat, top 3%
Hanersun HN18-72H540W 540 Wp 20.90% 209.0 -0.350 0.55% 28.5 kg PERC Typical across the board
Hanersun HN18-72HT540W BI 540 Wp 20.90% 209.0 -0.350 0.45% 31.5 kg PERC Slow degradation, top 20%
Tata Power Solar TP540HG10B-540 BI 540 Wp 20.90% 209.0 -0.370 0.60% 33.0 kg PERC Weak in heat
Vikram Solar PARADEA VSMDH.72.AAA.05-540 BI 540 Wp 20.90% 209.0 -0.350 0.50% 32.5 kg PERC Heavy for its class
Tata Power Solar TP540HG10TB BI 540 Wp 20.90% 209.0 -0.360 0.72% 29.0 kg PERC Fast degradation
BYD MLTK-36 540W BI 540 Wp 20.90% 209.0 -0.332 -0.55% 27.0 kg PERC Slow degradation, top 1%
BYD MLBK-36 540W BI 540 Wp 20.90% 209.0 -0.328 0.50% 32.0 kg PERC Cool in heat, top 6%
VSUN VSUN540-144BMH BI 540 Wp 20.90% 209.0 -0.320 0.45% 28.8 kg PERC Cool in heat, top 3%
VSUN VSUN540-144BMH-DG BI 540 Wp 20.90% 209.0 -0.320 0.45% 32.7 kg PERC Cool in heat, top 3%
Emmvee E540HCM144-B 540 Wp 20.90% 209.0 -0.350 0.55% 26.0 kg PERC Light for its class, top 5%
Aptos Solar DNA-144-BF10-540W-DG BI 540 Wp 20.90% 209.0 -0.335 0.54% 32.3 kg PERC Heavy for its class
S-Energy SE65-72BGJ-540S BI 540 Wp 20.90% 209.0 -0.350 0.54% 28.5 kg - Typical across the board
S-Energy SL65-72BGJ-540S BI 540 Wp 20.90% 209.0 -0.350 0.54% 28.5 kg PERC Typical across the board
Emmvee E540HCBG144 BI 540 Wp 20.90% 209.0 -0.350 0.45% 30.0 kg PERC Slow degradation, top 20%
Emmvee E540HCMW144 540 Wp 20.90% 209.0 -0.350 0.55% 26.0 kg PERC Light for its class, top 5%
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