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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
Hiwatt Solar HW-M12/132G-725 BI 725 Wp 23.34% 233.4 -0.340 0.55% 38.7 kg TOPCon Fast degradation
Solar Power Vietnam SPV725-66SN210 BI 725 Wp 22.60% 233.4 - 0.40% 37.8 kg TOPCon Temperature coefficient not published
HY SOLAR HY-NT12/66H-725 BI 725 Wp 23.20% 233.4 -0.290 0.40% 33.3 kg TOPCon Light for its class, top 10%
HY SOLAR HY-NT12/66GDF-725 BI 725 Wp 23.30% 233.4 -0.290 0.40% 38.3 kg TOPCon Space-efficient, top 18%
MY Solar MS725N-HJTGB BI 725 Wp 23.34% 233.4 -0.240 - 38.3 kg HJT Degradation not published
Q-SUN Solar QN-725HJT-01 BI 725 Wp 23.50% 233.4 -0.240 0.36% 37.9 kg HJT Top 16% efficiency
Recom RCM-725-8DBNM BI 725 Wp 23.30% 233.4 -0.290 0.40% 37.8 kg TOPCon Space-efficient, top 18%
Just Solar JST-FCMH-725W-HD BI 725 Wp 23.34% 233.4 -0.260 0.30% 38.3 kg HJT Weak in heat
NT12/66GDF-725 BI 725 Wp 23.34% 233.4 -0.290 0.40% 38.3 kg TOPCon Top 15% efficiency
TSM-NEG21C.20 725W BI 725 Wp 23.30% 233.4 -0.290 0.40% 38.3 kg TOPCon Space-efficient, top 18%
AUSTA ENERGY ODA725-33V-MHD BI 725 Wp 23.34% 233.4 -0.223 0.33% 38.5 kg HJT Cool in heat, top 1%
SRP-725-BHC-BG BI 725 Wp 23.34% 233.4 -0.258 0.30% 38.5 kg HJT Space-efficient, top 25%
BiH-11-725 BI 725 Wp 23.34% 233.4 -0.240 0.30% 39.0 kg HJT Space-efficient, top 25%
JAM66D46-725/LB BI 725 Wp 23.30% 233.4 -0.290 0.40% 38.2 kg TOPCon Space-efficient, top 18%
GCL-NT12/66GDF 725 BI 725 Wp 23.34% 233.4 -0.290 - 38.3 kg TOPCon Degradation not published
Runda Solar RS725S9-132GANT BI 725 Wp 23.34% 233.4 -0.310 0.40% 38.0 kg TOPCon Weak in heat
Hounen Solar HNM8-GPLDD132-725/N BI 725 Wp 23.34% 233.4 -0.300 0.40% 38.5 kg N-type Top 8% efficiency
JKM725N-66HL5-BDV-Z3-EU BI 725 Wp 23.34% 233.4 -0.290 0.40% 37.5 kg TOPCon Top 15% efficiency
STP725S-D66-Nsh+ BI 725 Wp 23.30% 233.4 -0.280 0.40% 37.5 kg TOPCon Cool in heat, top 11%
Hanersun HN21N-66HT725W BI 725 Wp 23.30% 233.4 -0.280 0.40% 37.4 kg N-type Space-efficient, top 11%
JKM725N-66HL5-BDV-Z6-EU BI 725 Wp 23.34% 233.4 -0.290 0.40% 37.5 kg TOPCon Top 15% efficiency
TSM-NEG21C.20 725 BI 725 Wp 23.30% 233.4 -0.290 0.40% 38.3 kg TOPCon Space-efficient, top 18%
Jetion JT725SLk(B) BI 725 Wp 23.40% 233.4 -0.240 0.30% 36.4 kg HJT Light for its class, top 4%
Jetion JT725SPt(B) BI 725 Wp 23.30% 233.4 -0.290 0.40% 36.7 kg TOPCon Space-efficient, top 18%
Resun Solar RS9H-M TOPCON-725 725 Wp 23.34% 233.4 -0.300 0.50% 32.3 kg TOPCon Fast degradation
G-STAR GSD8K66T-725WT BI 725 Wp 23.34% 233.4 -0.300 0.40% 38.0 kg TOPCon Top 15% efficiency
Runergy HY-DH132H10-Plus-725 BI 725 Wp 23.30% 233.4 -0.260 0.38% 38.5 kg HJT Weak in heat
AIKO-A465-MAH54Mb 465 Wp 23.30% 233.4 -0.260 0.35% 21.5 kg Back Contact Typical across the board
AIKO-A465-MAH54Db 465 Wp 23.30% 233.4 -0.260 0.35% 24.5 kg Back Contact Heavy for its class
AIKO-A465-MAH54Mw 465 Wp 23.30% 233.4 -0.260 0.35% 21.5 kg Back Contact Typical across the board
TCL Zhonghuan HSM-BD54-WA465 465 Wp 23.30% 233.4 -0.260 0.35% 21.5 kg Back Contact Typical across the board
TCL Zhonghuan HSM-BD54-LA465 465 Wp 23.30% 233.4 -0.260 0.35% 21.5 kg Back Contact Typical across the board
Gokin GK-5-54HG-465M 465 Wp 23.30% 233.4 -0.260 0.35% 21.0 kg Back Contact Light for its class, top 25%
Gokin GK-5-54HGb-465M 465 Wp 23.30% 233.4 -0.260 0.35% 21.0 kg Back Contact Light for its class, top 25%
CMER-132BDS-630 BI 630 Wp 23.34% 233.3 -0.290 - 33.7 kg TOPCon Degradation not published
AE CMER-132BDS-630 BI 630 Wp 23.34% 233.3 -0.290 0.40% 33.7 kg TOPCon Space-efficient, top 13%
CMER-132BDS-630W BI 630 Wp 23.34% 233.3 -0.290 0.40% 33.7 kg TOPCon Space-efficient, top 13%
HT-SAAE HT60-18X(N)-505W 505 Wp 23.30% 233.3 -0.310 0.40% 23.0 kg TOPCon Light for its class, top 8%
HT-SAAE HT60-18X(N)-505 505 Wp 23.30% 233.3 -0.310 0.40% 23.0 kg TOPCon Light for its class, top 8%
NS-300MH-72 300 Wp 23.32% 233.2 -0.290 - 12.5 kg - Lightest in its segment
PolyCrown Solar Tech NS-300MH-72 300 Wp 23.32% 233.2 -0.290 0.73% 12.5 kg - Lightest in its segment
CS6.2-66TB-630 BI 630 Wp 23.30% 233.2 -0.290 0.40% 32.8 kg TOPCon Space-efficient, top 16%
JAM66D45-630/LB BI 630 Wp 23.30% 233.2 -0.290 0.40% 33.1 kg TOPCon Space-efficient, top 16%
CS6.2-66TB-630HP BI 630 Wp 23.30% 233.2 -0.290 0.40% 40.6 kg TOPCon Heavy for its class
RSM132-11-605-630BNDG-630 BI 630 Wp 23.30% 233.2 -0.290 0.40% 32.5 kg TOPCon Space-efficient, top 16%
CS6.2-66TM-630 630 Wp 23.30% 233.2 -0.290 0.40% 28.1 kg TOPCon Light for its class, top 3%
CS6.2-66HB-630 BI 630 Wp 23.30% 233.2 -0.240 0.30% 32.8 kg HJT Light for its class, top 13%
DM630G12RT-B66HSW BI 630 Wp 23.30% 233.2 -0.290 0.40% 32.3 kg TOPCon Space-efficient, top 16%
JKM605-630N-66HL4M-BDV-F3-EN (630W column) BI 630 Wp 23.32% 233.2 -0.290 0.40% 32.4 kg N-type Top 16% efficiency
LR7-72HVD-630M BI 630 Wp 23.30% 233.2 -0.260 0.35% 33.5 kg N-type Cool in heat, top 4%
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