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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
Goldi Solar GS10-T108-GF-415 BI 415 Wp 21.15% 211.5 -0.300 0.40% 22.0 kg TOPCon Modest efficiency
JAM72S20-470/MR 470 Wp 21.20% 211.5 -0.350 0.55% 24.5 kg PERC Top 17% efficiency
TH420PMB7-44SCF 420 Wp 21.10% 211.5 -0.340 0.55% 20.8 kg - Light for its class, top 15%
HiE-S420DG 420 Wp 21.10% 211.5 -0.340 0.55% 20.8 kg PERC Light for its class, top 14%
HiE-S420DG(FB) 420 Wp 21.10% 211.5 -0.340 0.55% 20.8 kg PERC Light for its class, top 14%
Shinson Technology S420M44SBB 420 Wp 21.10% 211.5 -0.340 0.50% 20.8 kg PERC Light for its class, top 14%
SunEvo Solar SE6-44SC-420W 420 Wp 21.10% 211.5 -0.340 0.55% 20.8 kg - Light for its class, top 15%
SunEvo Solar SE6-44SC-420 420 Wp 21.10% 211.5 -0.340 0.55% 20.8 kg - Light for its class, top 15%
GCL-M10/72H-B 555W 555 Wp 21.10% 211.5 -0.360 - 27.6 kg BIPV Weak in heat
GCL-M10/72GDF-B-555 BI 555 Wp 21.10% 211.5 -0.350 0.45% 33.2 kg PERC Heavy for its class
GCL-M10/72H-B 555 555 Wp 21.10% 211.5 -0.360 0.55% 27.6 kg PERC Weak in heat
GCL-M10/72H-555B 555 Wp 21.10% 211.5 -0.360 0.55% 27.6 kg PERC Weak in heat
Gamko New Energy GKA210M108-540W BI 540 Wp 21.14% 211.4 -0.340 - 25.5 kg PERC Light for its class, top 4%
Gamko New Energy GKA210M108-540 BI 540 Wp 21.14% 211.4 -0.340 0.45% 25.5 kg PERC Light for its class, top 4%
RSM132-6-390HDGB BI 390 Wp 21.10% 211.4 -0.240 0.30% 35.0 kg HJT Cool in heat, top 21%
RSM144-6-430BHDG BI 430 Wp 21.10% 211.4 -0.240 0.30% 35.0 kg HJT Heavy for its class
HiE-S440HG 440 Wp 21.10% 211.4 -0.340 0.55% 21.8 kg PERC Light for its class, top 15%
HiE-S440HG(FB) 440 Wp 21.10% 211.4 -0.340 0.55% 21.8 kg PERC Light for its class, top 15%
SunEvo Solar SE6-46SC-440W 440 Wp 21.10% 211.4 -0.340 0.55% 21.8 kg - Light for its class, top 17%
HIE-S440HG 440 Wp 21.10% 211.4 -0.340 0.55% 21.8 kg PERC Light for its class, top 15%
SunEvo Solar SE6-46SC-440 440 Wp 21.10% 211.4 -0.340 0.55% 21.8 kg - Light for its class, top 17%
REC REC600AA PRO M BI 600 Wp 21.10% 211.4 -0.240 0.25% 32.5 kg HJT Modest efficiency
REC REC600AA Pro MG BI 600 Wp 21.10% 211.4 -0.240 0.25% 36.8 kg HJT Modest efficiency
REC REC410AA PURE 2 BI 410 Wp 21.10% 211.4 -0.240 0.25% 21.7 kg HJT Needs more roof
Huasun HSN-210R-B108DNV485 BI 485 Wp 21.10% 211.4 -0.240 0.30% 30.5 kg HJT Modest efficiency
GCL-M10/54GDF-B 420W 420 Wp 21.10% 211.4 -0.350 - 25.3 kg PERC Degradation not published
GCL-M10/54H-B 420W 420 Wp 21.10% 211.4 -0.360 - 21.0 kg PERC Degradation not published
GCL-M10/54GDF-B-420 BI 420 Wp 21.10% 211.4 -0.350 0.45% 25.3 kg TOPCon Weak in heat
GCL-M10/54GDF-420 BI 420 Wp 21.10% 211.4 -0.350 0.45% 25.3 kg N-type Heavy for its class
GCL-M10/54H-B 420 420 Wp 21.10% 211.4 -0.360 0.55% 21.0 kg PERC Weak in heat
Q.PEAK DUO BLK ML-G10.a+ 415 415 Wp 21.10% 211.4 -0.340 0.50% 22.0 kg PERC Space-efficient, top 17%
Q.PEAK DUO BLK ML-G10.D1+/AC-415 415 Wp 21.10% 211.4 -0.340 0.50% 23.8 kg PERC Space-efficient, top 17%
Q.PEAK DUO BLK ML-G10+ 415 415 Wp 21.10% 211.4 -0.340 0.50% 22.0 kg - Typical across the board
TSM-410NEG9.28 410 Wp 21.10% 211.3 -0.300 0.40% 21.5 kg N-type Modest efficiency
JKM545M-72HL4-BDVP BI 545 Wp 21.13% 211.3 -0.350 0.45% 34.3 kg PERC Heavy for its class
JKM545M-72HL4-TV BI 545 Wp 21.13% 211.3 -0.350 0.45% 28.9 kg PERC Space-efficient, top 9%
MM545-72HDL-MB / MM545-72HDL-MBV 545 Wp 21.13% 211.3 -0.350 0.55% 28.9 kg - Space-efficient, top 25%
Vikram Solar PREXOS VSMDHT.72.545.05 BI 545 Wp 21.13% 211.3 -0.350 0.55% 28.2 kg PERC Space-efficient, top 9%
Vikram Solar SOMERA VSMH.72.545.05 545 Wp 21.13% 211.3 -0.350 0.55% 28.2 kg PERC Space-efficient, top 9%
MM545-72HLD-MB 545 Wp 21.13% 211.3 -0.350 0.55% 28.9 kg - Space-efficient, top 25%
Resun Solar RS8I-545M-BD BI 545 Wp 21.13% 211.3 -0.390 0.50% 29.0 kg - Weak in heat
CHSM60M-HC 385W 385 Wp 21.10% 211.3 -0.350 0.55% 19.1 kg PERC Space-efficient, top 1%
LF385M8-60H 385 Wp 21.10% 211.3 -0.381 0.55% 20.0 kg N-type Fast degradation
Jshine Solar Technology JS 380~400W 120M6 HJT DG (385W class) BI 385 Wp 21.14% 211.3 -0.240 0.55% 22.8 kg HJT Fast degradation
CHSM60M-HC-385 385 Wp 21.10% 211.3 -0.350 0.55% 19.1 kg PERC Space-efficient, top 1%
JS385 120M6 HJT DG BI 385 Wp 21.14% 211.3 -0.240 0.55% 22.8 kg HJT Fast degradation
VDS Renewable VDS-S144/M6H-460 460 Wp 21.10% 211.3 -0.340 0.55% 23.8 kg - Fast degradation
CW Enerji CWT460-144MB 460 Wp 21.13% 211.3 -0.360 0.60% 24.5 kg PERC Fast degradation
STP460S-B72/Vnh 460 Wp 21.10% 211.3 -0.360 0.55% 24.5 kg - Weak in heat
Q.PEAK DUO RSF XL-G11S.3 / BFG 590 BI 590 Wp 21.10% 211.3 -0.340 0.45% 36.4 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