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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
CS6.2-54TM-515 515 Wp 23.20% 231.6 -0.290 0.40% 23.3 kg TOPCon Light for its class, top 7%
TSM-NEG18RC.27-515 BI 515 Wp 23.20% 231.6 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 9%
TSM-NEG18R.20-515 515 Wp 23.20% 231.6 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 9%
TSM-NEG18R.28-515 515 Wp 23.20% 231.6 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 9%
CHSM54RN(DG)/F-BH-515 BI 515 Wp 23.20% 231.6 -0.290 0.40% 26.9 kg TOPCon Top 16% efficiency
TWMNH-54HD515 BI 515 Wp 23.20% 231.6 -0.280 0.40% 26.5 kg N-type Top 17% efficiency
RSM108-11-515BNDG BI 515 Wp 23.20% 231.6 -0.290 0.40% 27.0 kg TOPCon Top 16% efficiency
RSM108-11-490-515BNDG-515 BI 515 Wp 23.20% 231.6 -0.290 0.40% 27.0 kg TOPCon Top 16% efficiency
JKM515-54HL4M-BDV BI 515 Wp 23.16% 231.6 -0.290 0.40% 27.0 kg TOPCon Space-efficient, top 18%
TSM-NEG18R.25-515 515 Wp 23.20% 231.6 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 9%
STP515S-H54-Nkh+ 515 Wp 23.20% 231.6 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 9%
Runergy HY-DH108N11-515 BI 515 Wp 23.20% 231.6 -0.290 0.40% 27.5 kg N-type Top 17% efficiency
TCL Zhonghuan HSM-ND54-GR515 BI 515 Wp 23.20% 231.6 -0.290 0.40% 27.0 kg TOPCon Top 16% efficiency
Solarspace SSA-54HD-515N BI 515 Wp 23.16% 231.6 -0.290 0.40% 26.5 kg N-type Space-efficient, top 18%
Q.TRON M-G3R.12+ / BFG 515 BI 515 Wp 23.20% 231.6 -0.280 - 27.0 kg TOPCon Degradation not published
Sun Earth DXM10-54H-515W 515 Wp 23.20% 231.6 -0.290 - 23.0 kg TOPCon Light for its class, top 3%
STP515S-H54-Nth+ BI 515 Wp 23.20% 231.6 -0.280 0.40% 23.5 kg N-type Top 17% efficiency
STP515S-H54-Nfb+ 515 Wp 23.20% 231.6 -0.280 0.40% 23.5 kg TOPCon Light for its class, top 9%
Hanersun HN21RN-54HT515W BI 515 Wp 23.20% 231.6 -0.280 0.40% 26.4 kg TOPCon Cool in heat, top 10%
Adani Solar AB-G12R-132-625 BI 625 Wp 23.16% 231.6 -0.280 0.40% 33.6 kg TOPCon Cool in heat, top 7%
NS-330MH-80 330 Wp 23.15% 231.6 -0.290 - 15.0 kg - Light for its class, top 2%
PolyCrown Solar Tech NS-330MH-80 330 Wp 23.15% 231.6 -0.290 0.54% 15.0 kg - Light for its class, top 2%
AIKO-A610-MAH72Dw G BI 610 Wp 23.20% 231.6 -0.290 0.35% 33.0 kg N-type Slow degradation, top 9%
CMER-132BDS-625 BI 625 Wp 23.16% 231.5 -0.290 - 33.7 kg TOPCon Degradation not published
AE CMER-132BDS-625 BI 625 Wp 23.16% 231.5 -0.290 0.40% 33.7 kg TOPCon Space-efficient, top 25%
CMER-132BDS-625W BI 625 Wp 23.16% 231.5 -0.290 0.40% 33.7 kg TOPCon Space-efficient, top 25%
SRP-515-BTD-BG BI 515 Wp 23.15% 231.5 -0.290 0.40% 27.8 kg TOPCon Space-efficient, top 20%
NT12R/54BGDF-515W BI 515 Wp 23.15% 231.5 -0.290 0.40% 27.3 kg TOPCon Space-efficient, top 20%
NT12R/54GDF-515W BI 515 Wp 23.15% 231.5 -0.290 0.40% 27.3 kg TOPCon Space-efficient, top 20%
GCL-NT12R/54GDF-515 BI 515 Wp 23.15% 231.5 -0.290 0.40% 27.3 kg TOPCon Space-efficient, top 20%
TSM-NEG20C.20-655 BI 655 Wp 23.10% 231.4 -0.290 0.40% 34.9 kg TOPCon Typical across the board
YL655CF60 f/2 BI 655 Wp 23.10% 231.4 -0.290 0.40% 34.6 kg TOPCon Typical across the board
Sunpro Power SPDG655-N120M12 BI 655 Wp 23.14% 231.4 -0.300 0.40% 34.2 kg TOPCon Typical across the board
Q-SUN Solar QN-655HJT-01 BI 655 Wp 23.10% 231.4 -0.240 0.40% 35.5 kg N-type Cool in heat, top 2%
HY SOLAR HY-NT12/60H-655 BI 655 Wp 23.10% 231.4 -0.290 0.40% 30.6 kg TOPCon Light for its class, top 6%
HY SOLAR HY-NT12/60GDF-655 BI 655 Wp 23.10% 231.4 -0.290 0.40% 34.9 kg TOPCon Typical across the board
LF655M12N-60H/BF BI 655 Wp 23.14% 231.4 -0.290 0.40% 34.0 kg N-type Typical across the board
Sunpro Power SPDG570-N120R12 BI 570 Wp 23.14% 231.4 -0.300 0.40% 29.5 kg TOPCon Top 2% efficiency
HY SOLAR HY-NT11/60GDF-570 BI 570 Wp 23.10% 231.4 -0.290 0.40% 30.7 kg TOPCon Space-efficient, top 2%
SRP-570-BTB-BG BI 570 Wp 23.14% 231.4 -0.290 0.40% 33.8 kg TOPCon Top 2% efficiency
CS6.2-66TB-625 BI 625 Wp 23.10% 231.4 -0.290 0.40% 32.8 kg TOPCon Typical across the board
JAM66D45-625/LB BI 625 Wp 23.10% 231.4 -0.290 0.40% 33.1 kg TOPCon Typical across the board
CS6.2-66TB-625HP BI 625 Wp 23.10% 231.4 -0.290 0.40% 40.6 kg TOPCon Heavy for its class
RSM132-11-605-630BNDG-625 BI 625 Wp 23.10% 231.4 -0.290 0.40% 32.5 kg TOPCon Typical across the board
CS6.2-66TM-625 625 Wp 23.10% 231.4 -0.290 0.40% 28.1 kg TOPCon Light for its class, top 4%
JKM605-630N-66HL4M-BDV-F3-EN (625W column) BI 625 Wp 23.14% 231.4 -0.290 0.40% 32.4 kg N-type Typical across the board
JKM625N-66HL4M-BDV BI 625 Wp 23.14% 231.4 -0.290 0.40% 32.4 kg N-type Typical across the board
TWMNH-66HD625 BI 625 Wp 23.10% 231.4 -0.280 0.40% 32.5 kg TOPCon Cool in heat, top 7%
DM625G12RT-B66HSW BI 625 Wp 23.10% 231.4 -0.290 0.40% 32.3 kg TOPCon Typical across the board
Jolywood JW-HD132N-R2 625W BI 625 Wp 23.10% 231.4 -0.280 0.40% 33.3 kg TOPCon Cool in heat, top 7%
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