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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
AE CMER-108BDS-495 BI 495 Wp 22.29% 222.9 -0.290 0.40% 27.5 kg TOPCon Heavy for its class
CMER-108BDE-495W BI 495 Wp 22.29% 222.9 -0.290 0.40% 27.5 kg TOPCon Heavy for its class
CMER-108BDS-I-495 BI 495 Wp 22.29% 222.9 -0.290 0.40% 33.5 kg TOPCon Heavy for its class
CMER-108BDE-I-495 BI 495 Wp 22.29% 222.9 -0.290 0.40% 33.5 kg TOPCon Heavy for its class
CMER-108BDS-495W BI 495 Wp 22.29% 222.9 -0.290 0.40% 27.5 kg TOPCon Heavy for its class
Renewsys DESERV Extreme 144X-575 BI 575 Wp 22.29% 222.9 -0.292 - 31.5 kg TOPCon Degradation not published
Philadelphia Solar PS-MN144(HCBF)-575W BI 575 Wp 22.28% 222.9 -0.300 0.40% 29.0 kg N-type Weak in heat
Emmvee E530HCMW132-T 530 Wp 22.29% 222.9 -0.290 0.40% 25.0 kg TOPCon Needs more roof
Emmvee E530HCM132-BT 530 Wp 22.29% 222.9 -0.290 0.40% 25.0 kg TOPCon Needs more roof
NS-420MH-80 420 Wp 22.28% 222.8 -0.290 - 20.0 kg TOPCon Degradation not published
PolyCrown Solar Tech NS-420MH-80 420 Wp 22.28% 222.8 -0.290 0.42% 20.0 kg - Light for its class, top 2%
Adani Solar ASB-M10-144-575 BI 575 Wp 22.30% 222.8 -0.320 0.40% 31.3 kg TOPCon Weak in heat
S-Energy SL65-72TDP-575R BI 575 Wp 22.28% 222.8 -0.300 0.40% 32.0 kg TOPCon Heavy for its class
CMD-144BDS-575 BI 575 Wp 22.28% 222.8 -0.290 0.40% 31.0 kg TOPCon Typical across the board
AE CMD-144 575W 575 Wp 22.28% 222.8 -0.290 - 26.5 kg TOPCon Light for its class, top 10%
SpolarPV SPV575-TM10-144 575 Wp 22.28% 222.8 -0.300 0.45% 26.5 kg TOPCon Light for its class, top 10%
CMD-144BDS-I 575W BI 575 Wp 22.28% 222.8 -0.290 - 38.5 kg TOPCon Heavy for its class
AE CMD-144-575 575 Wp 22.28% 222.8 -0.290 0.40% 26.5 kg TOPCon Light for its class, top 10%
AE CMD-144BDS-575 BI 575 Wp 22.28% 222.8 -0.290 0.40% 31.0 kg TOPCon Typical across the board
AE CMD-144BDS-I 575 BI 575 Wp 22.28% 222.8 -0.290 0.40% 38.5 kg TOPCon Heavy for its class
CMD-144-575 575 Wp 22.28% 222.8 -0.290 0.40% 26.5 kg TOPCon Light for its class, top 10%
CMD-144BDS-I-575 BI 575 Wp 22.28% 222.8 -0.290 0.40% 38.5 kg TOPCon Heavy for its class
Q.TRON BLK M-G2.D1+/AC (Power class 435W) 435 Wp 22.30% 222.8 -0.300 0.33% 22.9 kg N-type Slow degradation, top 5%
Q.TRON BLK M-G2+ 435 435 Wp 22.30% 222.8 -0.290 0.33% 21.2 kg N-type Slow degradation, top 5%
JAM54D40-435/GB BI 435 Wp 22.30% 222.8 -0.300 0.40% 21.5 kg TOPCon Space-efficient, top 17%
JAM54S41-435/GR/1500V 435 Wp 22.30% 222.8 -0.300 0.40% 21.5 kg N-type Space-efficient, top 17%
JAM54S40-435/GR/1500V 435 Wp 22.30% 222.8 -0.300 0.40% 21.5 kg N-type Space-efficient, top 17%
CS6R-435H-AG BI 435 Wp 22.30% 222.8 -0.260 0.35% 23.0 kg HJT Weak in heat
AIKO-A435-MAH54Mb 435 Wp 22.30% 222.8 -0.260 0.35% 20.5 kg Back Contact Cool in heat, top 9%
JKM435N-54HL4-B 435 Wp 22.28% 222.8 -0.290 0.40% 21.0 kg TOPCon Space-efficient, top 17%
DM435M10T-B54HBT-U BI 435 Wp 22.30% 222.8 -0.290 0.40% 23.6 kg TOPCon Space-efficient, top 17%
CS6R-435T 435 Wp 22.30% 222.8 -0.290 0.40% 21.3 kg TOPCon Space-efficient, top 17%
CHSM54N(BL)-HC / CHSM54N(BLH)-HC (435W class) 435 Wp 22.30% 222.8 -0.290 0.40% 21.3 kg TOPCon Space-efficient, top 17%
CHSM54N-HC-435 435 Wp 22.30% 222.8 -0.290 0.40% 21.3 kg N-type Space-efficient, top 17%
CHSM54N-HC-435W 435 Wp 22.30% 222.8 -0.290 0.40% 21.3 kg TOPCon Space-efficient, top 17%
CHSM54N(BL)-HC 435W 435 Wp 22.30% 222.8 -0.290 0.40% 21.3 kg TOPCon Space-efficient, top 17%
LR5-54HTH-435M 435 Wp 22.30% 222.8 -0.290 0.40% 20.8 kg - Light for its class, top 3%
LR5-54HTDB-435M 435 Wp 22.30% 222.8 -0.290 0.40% 22.5 kg - Space-efficient, top 3%
Q-SUN Solar QNN182-HG435-54 BI 435 Wp 22.28% 222.8 -0.290 0.40% 24.0 kg TOPCon Space-efficient, top 17%
PS435M8GF-18/VNH BI 435 Wp 22.28% 222.8 -0.290 0.40% 21.0 kg TOPCon Space-efficient, top 17%
PS435M8GFH-18/VNH BI 435 Wp 22.28% 222.8 -0.290 0.40% 24.0 kg TOPCon Space-efficient, top 17%
LR5-54HTB-435M 435 Wp 22.30% 222.8 -0.290 0.40% 20.8 kg - Light for its class, top 3%
STP435S-C54/Nshm 435 Wp 22.30% 222.8 -0.290 0.40% 21.0 kg TOPCon Space-efficient, top 17%
STP435S-C54/Nshtb+ BI 435 Wp 22.28% 222.8 -0.300 0.40% 21.5 kg TOPCon Space-efficient, top 17%
STP435S-C54/Nshkm+ 435 Wp 22.30% 222.8 -0.290 0.40% 21.0 kg TOPCon Space-efficient, top 17%
STP435S-C54/Nshb 435 Wp 22.30% 222.8 -0.290 0.40% 21.0 kg TOPCon Space-efficient, top 17%
Runergy HY-DH108N8B-435 BI 435 Wp 22.30% 222.8 -0.290 0.40% 24.2 kg N-type Space-efficient, top 17%
Runergy HY-DH108N8-435 BI 435 Wp 22.30% 222.8 -0.290 0.40% 24.2 kg N-type Space-efficient, top 17%
Talesun TM7G54M/435W BI 435 Wp 22.30% 222.8 -0.290 0.40% 24.5 kg TOPCon Space-efficient, top 17%
Huayao HY425-N108BDD BI 435 Wp 22.27% 222.8 -0.300 0.40% 23.5 kg TOPCon Space-efficient, top 17%
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