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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
Jetion JT440SYk(B) BI 440 Wp 22.90% 229.4 -0.240 - 23.0 kg HJT Space-efficient, top 1%
Sunpro Power SPDG565-N120R12 BI 565 Wp 22.94% 229.4 -0.300 0.40% 29.5 kg TOPCon Space-efficient, top 11%
HY SOLAR HY-NT11/60GDF-565 BI 565 Wp 22.90% 229.4 -0.290 0.40% 30.7 kg TOPCon Space-efficient, top 11%
SRP-565-BTB-BG BI 565 Wp 22.94% 229.4 -0.290 0.40% 33.8 kg TOPCon Heavy for its class
Renesola RS4-495NBG-E1 BI 495 Wp 22.94% 229.4 -0.290 0.40% 28.0 kg N-type Heavy for its class
Resun Solar RS8K-M-495W 495 Wp 22.94% 229.4 -0.300 0.50% 23.6 kg TOPCon Fast degradation
Resun Solar RS8K-495M 495 Wp 22.94% 229.4 -0.300 0.50% 23.6 kg TOPCon Fast degradation
Resun Solar RS8K-M-FB-495 495 Wp 22.94% 229.4 -0.300 0.50% 23.6 kg TOPCon Fast degradation
Resun Solar RS8K-M-495 495 Wp 22.94% 229.4 -0.300 0.50% 23.9 kg TOPCon Fast degradation
TSM-NEG18RC.27-510 BI 510 Wp 22.90% 229.3 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 13%
TSM-NEG18R.20-510 510 Wp 22.90% 229.3 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 13%
TSM-NEG18R.28-510 510 Wp 22.90% 229.3 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 13%
CHSM54RN(DG)/F-BH-510 BI 510 Wp 22.90% 229.3 -0.290 0.40% 26.9 kg TOPCon Typical across the board
TWMNH-54HD510 BI 510 Wp 22.90% 229.3 -0.280 0.40% 26.5 kg N-type Cool in heat, top 23%
RSM108-11-510BNDG BI 510 Wp 22.90% 229.3 -0.290 0.40% 27.0 kg TOPCon Typical across the board
RSM108-11-490-515BNDG-510 BI 510 Wp 22.90% 229.3 -0.290 0.40% 27.0 kg TOPCon Typical across the board
JKM510-54HL4M-BDV BI 510 Wp 22.93% 229.3 -0.290 0.40% 27.0 kg TOPCon Typical across the board
TSM-NEG18R.25-510 510 Wp 22.90% 229.3 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 13%
STP510S-H54-Nfb+ 510 Wp 22.90% 229.3 -0.280 0.40% 23.5 kg TOPCon Cool in heat, top 10%
STP510S-H54-Nkh+ 510 Wp 22.90% 229.3 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 13%
CS6.2-54TM-510 510 Wp 22.90% 229.3 -0.290 0.40% 23.3 kg TOPCon Light for its class, top 10%
Runergy HY-DH108N11-510 BI 510 Wp 22.90% 229.3 -0.290 0.40% 27.5 kg N-type Heavy for its class
Leapton LP182*210-M-54-NH-510W 510 Wp 22.93% 229.3 -0.300 0.40% 23.7 kg TOPCon Light for its class, top 15%
TCL Zhonghuan HSM-ND54-GR510 BI 510 Wp 22.90% 229.3 -0.290 0.40% 27.0 kg TOPCon Typical across the board
Leapton LP182*210-M-54-NB-510W BI 510 Wp 22.93% 229.3 -0.300 0.40% 27.7 kg TOPCon Weak in heat
Solarspace SSA-54HD-510N BI 510 Wp 22.93% 229.3 -0.290 0.40% 26.5 kg N-type Top 25% efficiency
Sunlike Solar SKT510M12-108D4 BI 510 Wp 22.93% 229.3 -0.290 0.40% 23.9 kg N-type Top 25% efficiency
Q.TRON M-G3R.12+ / BFG 510 BI 510 Wp 22.90% 229.3 -0.280 - 27.0 kg TOPCon Degradation not published
Sun Earth DXM10-54H-510W 510 Wp 22.90% 229.3 -0.290 - 23.0 kg TOPCon Light for its class, top 5%
Solitek Magnus 510 BI 510 Wp 22.93% 229.3 -0.300 0.31% 28.5 kg TOPCon Slow degradation, top 1%
STP510S-H54-Nth+ BI 510 Wp 22.90% 229.3 -0.280 0.40% 23.5 kg N-type Light for its class, top 21%
Hanersun HN21RN-54HT510W BI 510 Wp 22.90% 229.3 -0.280 0.40% 26.4 kg TOPCon Cool in heat, top 10%
Luxen Solar Energy LNDB-510N 510 Wp 22.93% 229.3 -0.290 0.40% 23.5 kg N-type Light for its class, top 21%
Luxen Solar Energy LNDB-510ND BI 510 Wp 22.93% 229.3 -0.290 0.40% 27.8 kg N-type Heavy for its class
Q.TRON XL-G2.3 / BFG 640 BI 640 Wp 22.90% 229.2 -0.290 0.33% 35.4 kg N-type Slow degradation, top 2%
GCL-NT12R/54GDF-510 BI 510 Wp 22.92% 229.2 -0.290 0.40% 27.3 kg TOPCon Typical across the board
DAH Solar DHN-54Z20/DG-510 BI 510 Wp 22.92% 229.2 -0.290 0.40% 26.6 kg TOPCon Typical across the board
DAH Solar DHN-54Z16/DG-510W BI 510 Wp 22.92% 229.2 -0.290 - 26.6 kg TOPCon Degradation not published
DAH Solar DHN-54Z20/DG(BW)-510 BI 510 Wp 22.92% 229.2 -0.290 0.40% 26.6 kg TOPCon Typical across the board
SRP-510-BTD-BG BI 510 Wp 22.92% 229.2 -0.290 0.40% 27.8 kg TOPCon Heavy for its class
NT12R/54BGDF-510W BI 510 Wp 22.92% 229.2 -0.290 0.40% 27.3 kg TOPCon Typical across the board
NT12R/54GDF-510W BI 510 Wp 22.92% 229.2 -0.290 0.40% 27.3 kg TOPCon Typical across the board
DAH Solar DHN-54Z16/DG-510 BI 510 Wp 22.92% 229.2 -0.290 0.40% 26.6 kg TOPCon Typical across the board
Jetion JT775SXt(B) BI 775 Wp 22.90% 229.2 -0.290 0.40% 40.0 kg TOPCon Space-efficient, top 17%
SRP-630-BTC-BG BI 630 Wp 23.32% 229.2 -0.290 0.40% 32.5 kg TOPCon Top 15% efficiency
Silfab SIL-640 XL BI 640 Wp 22.92% 229.2 -0.290 0.30% 29.5 kg N-type Slow degradation, top 1%
TS-BGT78(640) BI 640 Wp 22.90% 229.0 -0.290 0.40% 34.0 kg N-type Typical across the board
Philadelphia Solar PS-MNB156(HCBF)-640W BI 640 Wp 22.90% 229.0 -0.290 0.40% 32.5 kg N-type Typical across the board
Heliene 156HC-640 M10 NTYP SL BI 640 Wp 22.90% 229.0 -0.300 0.40% 31.0 kg N-type Weak in heat
JKM495N-60HL4-(V)-F8-EU 495 Wp 22.90% 229.0 -0.290 0.40% 22.5 kg TOPCon Light for its class, top 9%
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