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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
Talesun CIPRO-TM9C72M-635W 635 Wp 23.50% 235.1 -0.260 0.35% 33.5 kg N-type Cool in heat, top 4%
Vikram Solar HYPERSOL VSMDH.66.635.05 BI 635 Wp 23.51% 235.1 -0.290 0.40% 32.1 kg N-type Top 10% efficiency
TCL Zhonghuan HSM-ND66-GR635 BI 635 Wp 23.50% 235.1 -0.280 0.40% 32.6 kg TOPCon Cool in heat, top 7%
Sunpro Power SPDG635-N132R12 BI 635 Wp 23.51% 235.1 -0.300 0.40% 32.4 kg TOPCon Top 8% efficiency
TCL Zhonghuan HSM-BD72-WC635 635 Wp 23.50% 235.1 -0.260 0.35% 28.1 kg Back Contact Light for its class, top 18%
Huayao HSM-BD72-WC635 635 Wp 23.50% 235.1 -0.260 - 28.1 kg Back Contact Degradation not published
TCL Zhonghuan HSM-BD72-GC635 BI 635 Wp 23.50% 235.1 -0.260 0.35% 32.3 kg Back Contact Typical across the board
Renesola RS5J-635NBG-E1 BI 635 Wp 23.51% 235.1 -0.300 0.40% 32.4 kg N-type Top 10% efficiency
Ulica Solar UL-635M-144CDGN BI 635 Wp 23.51% 235.1 -0.290 0.40% 32.0 kg N-type Top 10% efficiency
Emmvee E635HCBG132-T BI 635 Wp 23.51% 235.1 -0.290 0.40% 34.0 kg TOPCon Top 8% efficiency
Ocean Solar AOX-132G12RHC635W 635 Wp 23.50% 235.1 -0.300 0.40% 29.0 kg TOPCon Light for its class, top 6%
HD Solar HD-N-G12-635 BI 635 Wp 23.50% 235.1 -0.300 0.40% 33.3 kg TOPCon Space-efficient, top 9%
Powitt Solar PW-66M635HM10L-BD BI 635 Wp 23.51% 235.1 -0.290 0.40% 32.5 kg N-type Top 10% efficiency
HY SOLAR HY-NT11/66H-635 BI 635 Wp 23.50% 235.1 -0.290 0.40% 28.8 kg TOPCon Light for its class, top 5%
LF635M10N-66H/BF BI 635 Wp 23.50% 235.1 -0.290 0.40% 32.5 kg N-type Space-efficient, top 12%
Gamko New Energy GKA132N-PRO 635W BI 635 Wp 23.51% 235.1 -0.340 - 33.5 kg TOPCon Weak in heat
TWMNH-66HS635 635 Wp 23.50% 235.1 -0.290 0.40% 29.0 kg N-type Light for its class, top 8%
AIKO-G635-MCH72Mw 635 Wp 23.50% 235.1 -0.260 0.35% 31.5 kg Back Contact Typical across the board
NT12R/66GDF-635W BI 635 Wp 23.51% 235.1 -0.290 0.40% 32.5 kg TOPCon Top 8% efficiency
Luxor Solar LX-635M/182R-132+ GG BI 635 Wp 23.75% 235.1 -0.240 - 33.5 kg HJT Top 5% efficiency
Talesun TALESUN-TH3G66M-635 BI 635 Wp 23.50% 235.1 -0.240 - 32.6 kg HJT Light for its class, top 5%
TSM-635NEG19RC.20 BI 635 Wp 23.50% 235.1 -0.290 0.40% 33.0 kg TOPCon Space-efficient, top 9%
Gamko New Energy GKA132N-PRO-635 BI 635 Wp 23.51% 235.1 -0.300 0.40% 33.5 kg TOPCon Top 8% efficiency
CHSM66RN(DG)/F-BH-635 BI 635 Wp 23.50% 235.1 -0.290 0.40% 31.6 kg TOPCon Space-efficient, top 9%
STP635S-H66-Nsh+ BI 635 Wp 23.50% 235.1 -0.280 0.40% 33.1 kg TOPCon Cool in heat, top 7%
JKM635N-66HL4M-BDV-Z4-EU BI 635 Wp 23.51% 235.1 -0.290 0.40% 32.4 kg TOPCon Top 8% efficiency
TSM-NE19R-635 635 Wp 23.50% 235.1 -0.290 0.40% 27.9 kg TOPCon Light for its class, top 2%
GCL-NT12R/66GDF-635 BI 635 Wp 23.51% 235.1 -0.290 0.40% 32.5 kg TOPCon Top 8% efficiency
TSM-NEG19RC.70-635 BI 635 Wp 23.50% 235.1 -0.290 0.40% 33.0 kg TOPCon Space-efficient, top 9%
JKM635N-66HL4M-BDX-Z1-EU BI 635 Wp 23.51% 235.1 -0.290 0.40% 38.8 kg TOPCon Heavy for its class
Hanersun HN21RN-66HT635W BI 635 Wp 23.50% 235.1 -0.280 0.40% 32.5 kg TOPCon Cool in heat, top 7%
Jetion JT635SLt(B) BI 635 Wp 23.50% 235.1 -0.290 0.40% 32.3 kg TOPCon Space-efficient, top 9%
Emmvee E635HCBG132-T12R BI 635 Wp 23.51% 235.1 -0.290 0.40% 34.0 kg TOPCon Top 8% efficiency
G-STAR GSD8R66T-635WT BI 635 Wp 23.51% 235.1 -0.300 0.40% 33.0 kg TOPCon Top 8% efficiency
BiN-21-635 BI 635 Wp 23.51% 235.1 -0.300 0.40% 33.8 kg TOPCon Top 8% efficiency
Runergy HY-DH132N11-635 BI 635 Wp 23.50% 235.1 -0.290 0.40% 41.0 kg N-type Heavy for its class
Heckert Solar ZEUS 2.1-635 BI 635 Wp 23.50% 235.1 -0.280 0.45% 32.5 kg N-type Fast degradation
Heckert Solar ZEUS 2.1 635W BI 635 Wp 23.50% 235.1 -0.280 0.45% 32.5 kg TOPCon Fast degradation
CS7N-730TB-AG BI 730 Wp 23.50% 235.0 -0.290 0.40% 37.8 kg TOPCon Top 11% efficiency
TSM-NEG21C.20-730 BI 730 Wp 23.50% 235.0 -0.290 0.40% 38.3 kg TOPCon Top 11% efficiency
PS730M13GFH-22/WSHW BI 730 Wp 23.50% 235.0 -0.240 0.38% 37.9 kg HJT Light for its class, top 13%
RSM132-8-730BHDG BI 730 Wp 23.50% 235.0 -0.240 0.30% 40.0 kg HJT Space-efficient, top 16%
CHSM66N(DG)/F-BH-730 BI 730 Wp 23.50% 235.0 -0.290 0.40% 38.0 kg TOPCon Top 11% efficiency
TWMHF-66HD730X BI 730 Wp 23.50% 235.0 -0.240 0.38% 37.0 kg N-type Cool in heat, top 3%
TWMNF-66HD730 BI 730 Wp 23.50% 235.0 -0.280 0.40% 37.3 kg TOPCon Top 11% efficiency
JKM710-735N-66HL5-BDV-Z3-EU (730W bin) BI 730 Wp 23.50% 235.0 -0.290 0.40% 37.5 kg TOPCon Top 11% efficiency
GCL-NT12/66GDF-730 BI 730 Wp 23.50% 235.0 -0.290 0.40% 38.2 kg TOPCon Top 11% efficiency
Runergy HY-DH132H10-730 BI 730 Wp 23.50% 235.0 -0.260 0.38% 38.3 kg HJT Space-efficient, top 16%
Runergy HY-DH132N10-730 BI 730 Wp 23.50% 235.0 -0.290 0.40% 38.5 kg N-type Top 5% efficiency
Huasun HSN-210-B132DS730 BI 730 Wp 23.50% 235.0 -0.240 0.30% 37.8 kg HJT Light for its class, top 11%
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