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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
CMER-108BDE-510W BI 510 Wp 22.97% 229.7 -0.290 0.40% 27.5 kg TOPCon Typical across the board
CMER-108BDE-I-510 BI 510 Wp 22.97% 229.7 -0.290 0.40% 33.5 kg TOPCon Heavy for its class
CMER-108BDS-I-510 BI 510 Wp 22.97% 229.7 -0.290 0.40% 33.5 kg TOPCon Heavy for its class
CMER-108BDS-510W BI 510 Wp 22.96% 229.7 -0.290 0.40% 27.5 kg TOPCon Typical across the board
CMER-132BDS-620 BI 620 Wp 22.97% 229.6 -0.290 - 33.7 kg TOPCon Degradation not published
AE CMER-132BDS-620 BI 620 Wp 22.97% 229.6 -0.290 0.40% 33.7 kg TOPCon Typical across the board
CMER-132BDS-620W BI 620 Wp 22.97% 229.6 -0.290 0.40% 33.7 kg TOPCon Typical across the board
RSM110-8-600BHDG BI 600 Wp 23.00% 229.6 -0.240 0.30% 40.0 kg HJT Heavy for its class
Jetion JT600SZk(B) BI 600 Wp 23.00% 229.6 -0.240 0.30% 32.6 kg HJT Typical across the board
Reliance New Energy RNE715AA-66-BGG BI 715 Wp 23.00% 229.6 -0.240 0.30% 38.3 kg HJT Typical across the board
JAM66D45-620/LB BI 620 Wp 23.00% 229.5 -0.290 0.40% 33.1 kg TOPCon Typical across the board
CS6.2-66TB-620HP BI 620 Wp 23.00% 229.5 -0.290 0.40% 40.6 kg TOPCon Heavy for its class
CS6.2-66TB-620 BI 620 Wp 23.00% 229.5 -0.290 0.40% 32.8 kg TOPCon Typical across the board
CS6.2-66TM-620 620 Wp 23.00% 229.5 -0.290 0.40% 28.1 kg TOPCon Light for its class, top 5%
JKM605-630N-66HL4M-BDV-F3-EN (620W column) BI 620 Wp 22.95% 229.5 -0.290 0.40% 32.4 kg N-type Typical across the board
JKM620N-66HL4M-BDV BI 620 Wp 22.95% 229.5 -0.290 0.40% 32.4 kg N-type Typical across the board
RSM132-11-605-630BNDG-620 BI 620 Wp 23.00% 229.5 -0.290 0.40% 32.5 kg TOPCon Typical across the board
TWMNH-66HD620 BI 620 Wp 23.00% 229.5 -0.280 0.40% 32.5 kg TOPCon Cool in heat, top 7%
DM620G12RT-B66HSW BI 620 Wp 23.00% 229.5 -0.290 0.40% 32.3 kg TOPCon Typical across the board
CHSM66RN(DG)/F-BH-620W BI 620 Wp 23.00% 229.5 -0.290 0.40% 31.6 kg TOPCon Light for its class, top 25%
LR7-72HTDR-620M BI 620 Wp 23.00% 229.5 -0.280 0.35% 33.5 kg N-type Slow degradation, top 9%
LR7-72HTHF-620M 620 Wp 23.00% 229.5 -0.280 0.40% 28.5 kg N-type Light for its class, top 9%
Jolywood JW-HD132N-R2-620W BI 620 Wp 23.00% 229.5 -0.280 0.40% 33.3 kg TOPCon Cool in heat, top 7%
LR7-72HGD-620M BI 620 Wp 23.00% 229.5 -0.280 0.40% 33.5 kg N-type Cool in heat, top 14%
STP620S-H66-Nsh+ BI 620 Wp 23.00% 229.5 -0.280 0.40% 33.1 kg TOPCon Cool in heat, top 7%
GCL-NT12R/66GDF-620W BI 620 Wp 23.00% 229.5 -0.290 0.40% 32.5 kg TOPCon Typical across the board
LR7-72HTH-620M 620 Wp 23.00% 229.5 -0.280 0.40% 28.5 kg N-type Light for its class, top 9%
JKM620N-66HL4M-BDX BI 620 Wp 22.95% 229.5 -0.290 0.40% 38.8 kg N-type Heavy for its class
LR8-66HGD-620M BI 620 Wp 23.00% 229.5 -0.280 0.40% 32.5 kg Back Contact Fast degradation
Jolywood JW-HT132N-R2-620 BI 620 Wp 23.00% 229.5 -0.280 0.40% 29.7 kg TOPCon Cool in heat, top 7%
TSM-NE19R.70-620 620 Wp 23.00% 229.5 -0.290 0.40% 27.7 kg TOPCon Light for its class, top 3%
TSM-NEG19R.20-620 620 Wp 23.00% 229.5 -0.290 0.40% 30.0 kg TOPCon Light for its class, top 16%
JKM610-635N-66HL4M-(V) (620W bin) 620 Wp 22.95% 229.5 -0.290 0.40% 28.2 kg TOPCon Light for its class, top 5%
JKM605-630N-66HL4M-BDV-F3-EN (620W) BI 620 Wp 22.95% 229.5 -0.290 0.40% 32.4 kg TOPCon Typical across the board
Jolywood JW-HD132N-R2 620W BI 620 Wp 23.00% 229.5 -0.280 0.40% 33.3 kg TOPCon Cool in heat, top 7%
TSM-NEG19RC.20-620 BI 620 Wp 23.00% 229.5 -0.290 - 33.0 kg TOPCon Degradation not published
CS6.2-66HB-620 BI 620 Wp 23.00% 229.5 -0.240 0.30% 32.8 kg HJT Typical across the board
Runergy HY-DH132N11-620 BI 620 Wp 23.00% 229.5 -0.290 0.40% 41.0 kg N-type Heavy for its class
Talesun TM3G66M-620 BI 620 Wp 23.00% 229.5 -0.290 - 33.7 kg N-type Degradation not published
Huayao HY620-N132EDD BI 620 Wp 22.95% 229.5 -0.300 0.40% 33.6 kg TOPCon Weak in heat
Huasun HSN-210R-B132DS620 BI 620 Wp 23.00% 229.5 -0.240 0.30% 33.6 kg HJT Typical across the board
Talesun TM9G72M-620W BI 620 Wp 23.00% 229.5 -0.290 0.40% 33.8 kg TOPCon Heavy for its class
YL620CF66 i/2 BI 620 Wp 23.00% 229.5 -0.290 0.40% 32.0 kg TOPCon Typical across the board
HT-SAAE HT66-18X(ND)-F 620W BI 620 Wp 23.00% 229.5 -0.310 0.40% 33.5 kg TOPCon Weak in heat
HT-SAAE HT66-18X(N)-620W 620 Wp 23.00% 229.5 -0.310 0.40% 29.0 kg TOPCon Weak in heat
DAH Solar DHN-72R20/DG 620W BI 620 Wp 22.95% 229.5 -0.290 - 32.6 kg TOPCon Degradation not published
DAH Solar DHN-72R20/DG(BW)-620 BI 620 Wp 22.95% 229.5 -0.290 0.40% 32.6 kg TOPCon Typical across the board
DAH Solar DHN-620Z16/DG(BW) BI 620 Wp 22.96% 229.5 -0.290 - 32.5 kg TOPCon Degradation not published
DAH Solar DHN-66Z16/DG-620W BI 620 Wp 22.96% 229.5 -0.290 - 32.5 kg TOPCon Degradation not published
DAH Solar DHN-66Z20/DG(BW)-620W BI 620 Wp 22.96% 229.5 -0.290 - 32.5 kg TOPCon Degradation not published
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