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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
Jetion JT420SYk(B) BI 420 Wp 21.90% 219.0 -0.240 0.30% 23.0 kg HJT Typical across the board
Silfab SIL-420-BG 420 Wp 21.90% 219.0 -0.377 0.30% 20.8 kg PERC Top 1% efficiency
Emmvee E475HCM120-BT 475 Wp 21.90% 219.0 -0.290 0.40% 24.0 kg TOPCon Needs more roof
Emmvee E475HCMW120-T 475 Wp 21.90% 219.0 -0.290 0.40% 24.0 kg TOPCon Needs more roof
Maxeon SPR-MAX3-415-R 415 Wp 21.90% 219.0 -0.270 0.25% 21.2 kg Back Contact Slow degradation, top 9%
Emmvee E475HCBT120-T BI 475 Wp 22.00% 219.0 -0.290 0.40% 24.0 kg TOPCon Needs more roof
Emmvee E475HCBG120-T BI 475 Wp 22.00% 219.0 -0.290 0.40% 26.0 kg TOPCon Needs more roof
Shinson Technology S480N60BPV BI 480 Wp 22.24% 218.9 -0.300 0.40% 23.5 kg BIPV Typical across the board
CS6.1-60TB-495 BI 495 Wp 21.90% 218.9 -0.290 0.40% 28.4 kg TOPCon Heavy for its class
DAH Solar DHN-60R20/DG(BB)-495W BI 495 Wp 21.89% 218.9 -0.290 - 27.0 kg TOPCon Degradation not published
DAH Solar DHN-60R18/DG(BB)-495W BI 495 Wp 21.89% 218.9 -0.290 - 27.0 kg TOPCon Degradation not published
DAH Solar DHN-60R20/DG-495W BI 495 Wp 21.89% 218.9 -0.290 - 27.0 kg TOPCon Degradation not published
DAH Solar DHN-60R20/DG-495 BI 495 Wp 21.89% 218.9 -0.290 0.40% 27.0 kg TOPCon Needs more roof
DAH Solar DHN-60R18/DG(BB)-495 BI 495 Wp 21.89% 218.9 -0.290 0.40% 27.0 kg TOPCon Needs more roof
DAH Solar DHN-60R20/DG(BB)-495 BI 495 Wp 21.89% 218.9 -0.290 0.40% 27.0 kg TOPCon Needs more roof
DAS Solar DAS-DH120ND-495W BI 495 Wp 21.90% 218.9 -0.280 0.40% 27.5 kg TOPCon Cool in heat, top 11%
Adani Solar ASB-M10-144-565 BI 565 Wp 21.90% 218.9 -0.320 0.40% 31.3 kg TOPCon Weak in heat
S-Energy SL65-72TDP-565R BI 565 Wp 21.89% 218.9 -0.300 0.40% 32.0 kg TOPCon Heavy for its class
SpolarPV SPV565-TM10-144 565 Wp 21.89% 218.9 -0.300 0.45% 26.5 kg TOPCon Fast degradation
GCL-M12/66H-680W 680 Wp 21.90% 218.9 -0.350 0.55% 34.2 kg PERC Top 1% efficiency
EGing PV EG-680NT66-HU/BF-DG BI 680 Wp 21.89% 218.9 -0.300 0.40% 38.3 kg TOPCon Heavy for its class
Hanersun HN21-66HT680W BI 680 Wp 21.89% 218.9 -0.310 0.40% 38.7 kg TOPCon Heavy for its class
Hanersun HN21N-66H680W 680 Wp 21.90% 218.9 -0.280 0.40% 34.4 kg TOPCon Needs more roof
Vikram Solar PARADEA VSMDH.66.AAA.05-680 BI 680 Wp 21.89% 218.9 -0.350 0.50% 39.5 kg PERC Space-efficient, top 1%
Luxor Solar LX-680M/210-132+ GG BiF BI 680 Wp 22.10% 218.9 -0.260 - 38.7 kg HJT Degradation not published
Mysolar USA MS680N-DHBG BI 680 Wp 21.89% 218.9 -0.300 - 38.5 kg TOPCon Degradation not published
Twinsel Electronic Technology TSM132-8-675-700BHDG (680W variant) BI 680 Wp 22.10% 218.9 -0.240 - 38.5 kg HJT Degradation not published
Shinson Technology S680M66NT4BF BI 680 Wp 21.89% 218.9 -0.310 0.40% 38.0 kg TOPCon Weak in heat
HS680TC-MHG-D BI 680 Wp 21.90% 218.9 -0.280 - 38.5 kg TOPCon Degradation not published
Solarspace SS9-66HD-680N BI 680 Wp 21.89% 218.9 -0.290 0.40% 37.5 kg N-type Heavy for its class
SunKean SKT680M12-132D5 BI 680 Wp 21.90% 218.9 -0.260 - 38.7 kg HJT Degradation not published
Recom RCM-680-8NM 680 Wp 21.89% 218.9 -0.300 0.40% 33.9 kg TOPCon Modest efficiency
Vikram Solar PARADEA VSMDH.66.680.05 BI 680 Wp 21.89% 218.9 -0.350 0.50% 39.5 kg PERC Space-efficient, top 1%
RSM132-8-680BHDG BI 680 Wp 21.90% 218.9 -0.240 0.30% 35.0 kg HJT Light for its class, top 9%
GCL-M12/66H 680 680 Wp 21.90% 218.9 -0.350 0.55% 34.2 kg PERC Top 1% efficiency
Luxor Solar LX - 680 M/210-132+ GG BiF BI 680 Wp 22.10% 218.9 -0.260 0.21% 38.7 kg HJT Slow degradation, top 6%
MY Solar MS680N-DHBG BI 680 Wp 21.89% 218.9 -0.300 0.35% 38.5 kg TOPCon Slow degradation, top 9%
Twinsel Electronic Technology TSM132-8-680BHDG BI 680 Wp 21.90% 218.9 -0.240 - 38.5 kg HJT Degradation not published
Sunket New Energy SKT680M12-132D5 BI 680 Wp 21.90% 218.9 -0.260 0.38% 38.7 kg HJT Heavy for its class
Vikram Solar PARADEA VSMDH.66.AAA.05 BI 680 Wp 21.89% 218.9 -0.350 0.50% 39.5 kg PERC Space-efficient, top 1%
Vikram Solar PREXOS VSMDHT.66.680.05 BI 680 Wp 21.89% 218.9 -0.350 0.55% 33.6 kg PERC Space-efficient, top 1%
Vikram Solar SOMERA VSMH.66.680.05 680 Wp 21.89% 218.9 -0.350 0.55% 33.6 kg PERC Space-efficient, top 1%
Resun Solar RS9H-M-DG-680 BI 680 Wp 21.89% 218.9 -0.300 0.50% 38.5 kg TOPCon Fast degradation
Goldi Solar G12 Series 680Wp BI 680 Wp 21.89% 218.9 -0.259 0.50% 38.7 kg HJT Fast degradation
HS620TC-MHG-D BI 620 Wp 21.90% 218.9 -0.280 0.40% 35.0 kg N-type Needs more roof
TEB-NEDA4ND.45-400W 400 Wp 21.90% 218.8 -0.290 0.40% 41.0 kg TOPCon Heavy for its class
TEB-NEDA4ND.45-400 400 Wp 21.90% 218.8 -0.290 0.40% 41.0 kg TOPCon Heavy for its class
Maxeon SPR-P7-535-COM-S BI 535 Wp 21.90% 218.8 -0.290 0.40% 30.3 kg TOPCon Heavy for its class
Emmvee ES65HCMW144-T BI 565 Wp 21.87% 218.7 -0.290 0.40% 32.0 kg TOPCon Heavy for its class
Sunpro Power SPDG485-N120R10 BI 485 Wp 21.88% 218.8 -0.300 0.40% 26.5 kg TOPCon 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