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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
JAT60S41-515/LR 515 Wp 23.30% 232.5 -0.260 0.35% 23.5 kg N-type Cool in heat, top 8%
JAT60S40-515/LR 515 Wp 23.30% 232.5 -0.260 0.35% 23.5 kg N-type Cool in heat, top 8%
JAM72S42-650/LR 650 Wp 23.30% 232.5 -0.290 0.40% 29.6 kg TOPCon Light for its class, top 5%
JAM72D42-650/LB BI 650 Wp 23.30% 232.5 -0.290 0.40% 34.6 kg TOPCon Typical across the board
GCL-NT10/78GDF-650 BI 650 Wp 23.25% 232.5 -0.290 0.40% 33.6 kg TOPCon Typical across the board
DM650M10T-B78HSW BI 650 Wp 23.30% 232.5 -0.290 0.40% 33.5 kg TOPCon Typical across the board
DAS Solar DAS-DH156NA-650W BI 650 Wp 23.30% 232.5 -0.300 0.40% 34.3 kg TOPCon Typical across the board
CHSM78N(DG)/F-BH-650 BI 650 Wp 23.30% 232.5 -0.290 0.40% 34.7 kg TOPCon Typical across the board
JKM625-650N-78HL4-BDV (650W) BI 650 Wp 23.25% 232.5 -0.290 0.40% 34.0 kg TOPCon Typical across the board
JKM625-650N-78HL4-BDV BI 650 Wp 23.25% 232.5 -0.290 - 34.0 kg TOPCon Degradation not published
CHSM78N(DG)/F-BH 650W BI 650 Wp 23.30% 232.5 -0.290 0.40% 34.7 kg TOPCon Typical across the board
JKM650N-78HL4-BDV-F9-EU BI 650 Wp 23.25% 232.5 -0.290 0.40% 34.0 kg TOPCon Typical across the board
Huayao HY650-N156BDD BI 650 Wp 23.25% 232.5 -0.300 0.40% 33.5 kg TOPCon Typical across the board
YL650CF78 e/2 BI 650 Wp 23.30% 232.5 -0.290 0.40% 34.5 kg TOPCon Typical across the board
BYD NLBK-39 650 BI 650 Wp 23.25% 232.5 -0.300 0.40% 34.0 kg TOPCon Typical across the board
Einnova Solarline ESM-650T 650 Wp 23.25% 232.5 -0.360 0.40% 31.0 kg TOPCon Weak in heat
HY SOLAR HY-NT10/78GDF-650 BI 650 Wp 23.30% 232.5 -0.290 0.40% 34.7 kg TOPCon Typical across the board
LF650M10N-78H/BF BI 650 Wp 23.25% 232.5 -0.290 0.40% 34.0 kg TOPCon Typical across the board
Solar N Plus SP-N16/156HG-650W BI 650 Wp 23.30% 232.5 -0.290 - 34.0 kg TOPCon Degradation not published
HS650TC-MHD-D BI 650 Wp 23.30% 232.5 -0.280 0.40% 34.5 kg N-type Typical across the board
CHSM78N(DG)/F-BH-650W BI 650 Wp 23.30% 232.5 -0.290 0.40% 34.7 kg TOPCon Typical across the board
NT10/78GDF-650W BI 650 Wp 23.25% 232.5 -0.290 0.40% 33.6 kg TOPCon Typical across the board
SRP-650-BTZ-BG BI 650 Wp 23.25% 232.5 -0.290 0.40% 34.6 kg TOPCon Typical across the board
Talesun TM7G78M/650W BI 650 Wp 23.30% 232.5 -0.290 - 35.0 kg N-type Degradation not published
JKM650N-78HL4-BDV BI 650 Wp 23.25% 232.5 -0.290 0.40% 34.0 kg TOPCon Typical across the board
Solar N Plus SP-N16/156HG650W BI 650 Wp 23.30% 232.5 -0.290 0.40% 34.0 kg TOPCon Typical across the board
BYD NLBK-39-650 BI 650 Wp 23.25% 232.5 -0.300 0.40% 34.0 kg TOPCon Typical across the board
STP650S-C78/Nsh+ BI 650 Wp 23.30% 232.5 -0.290 0.40% 34.7 kg TOPCon Typical across the board
Runergy HY-DH156N8-650 BI 650 Wp 23.30% 232.5 -0.290 0.40% 33.9 kg N-type Typical across the board
JAM72D40-615/LB BI 615 Wp 23.20% 232.5 -0.290 0.40% 32.5 kg TOPCon Space-efficient, top 19%
TCL Zhonghuan HSM-BD60-LA515 515 Wp 23.20% 232.4 -0.260 0.35% 23.5 kg Back Contact Cool in heat, top 5%
Gokin GK-5-60HG-515M 515 Wp 23.20% 232.4 -0.260 0.35% 23.3 kg Back Contact Cool in heat, top 5%
CS6W-600T 600 Wp 23.20% 232.3 -0.290 0.40% 27.6 kg TOPCon Light for its class, top 7%
JAM72D40-600/MB BI 600 Wp 23.20% 232.3 -0.290 0.40% 31.8 kg TOPCon Space-efficient, top 21%
JAM66D42-600/MB BI 600 Wp 23.20% 232.3 -0.290 0.40% 31.8 kg TOPCon Space-efficient, top 21%
JKM600N-72HL4-BDX BI 600 Wp 23.23% 232.3 -0.290 0.40% 37.7 kg TOPCon Heavy for its class
DM600M10T-B72HSW BI 600 Wp 23.20% 232.3 -0.290 0.40% 31.8 kg TOPCon Space-efficient, top 21%
CS6W-600TB-AG BI 600 Wp 23.20% 232.3 -0.290 0.40% 32.3 kg TOPCon Space-efficient, top 21%
JKM575-600N-72HL4-BDV-F9-EN (STC column: 600W) BI 600 Wp 23.23% 232.3 -0.290 0.40% 31.0 kg TOPCon Top 20% efficiency
AIKO-A-600-MAH72Mw 600 Wp 23.20% 232.3 -0.290 0.35% 28.2 kg Back Contact Weak in heat
JKM575-600N-72HL4-BDV (600W class) BI 600 Wp 23.23% 232.3 -0.290 0.40% 31.0 kg TOPCon Top 20% efficiency
JKM600-N-72HL4-BDV-F9 BI 600 Wp 23.23% 232.3 -0.290 0.40% 31.0 kg TOPCon Top 20% efficiency
JKM575-600N-72HL4-BDV-F9-EN (600W) BI 600 Wp 23.23% 232.3 -0.290 0.40% 31.0 kg TOPCon Top 20% efficiency
JKM575-600N-72HL4-BDV-F9-EN (STC 600W bin) BI 600 Wp 23.23% 232.3 -0.290 0.40% 31.0 kg TOPCon Top 20% efficiency
CHSM72N(DG)/F-BH-600 BI 600 Wp 23.20% 232.3 -0.290 - 32.1 kg TOPCon Degradation not published
JKM600N-72HL4-BDV BI 600 Wp 23.23% 232.3 -0.290 0.40% 31.0 kg N-type Top 22% efficiency
JKM575-600N-72HL4-BDV (600W) BI 600 Wp 23.23% 232.3 -0.290 0.40% 31.0 kg TOPCon Top 20% efficiency
JKM580-605N-72HL4-(V)-F8 (600W bin) 600 Wp 23.23% 232.3 -0.290 0.40% 27.0 kg N-type Light for its class, top 3%
JKM600N-72HL4-(V) 600 Wp 23.23% 232.3 -0.290 0.40% 27.0 kg TOPCon Light for its class, top 4%
JKM580-605N-72HL4-(V) 600W 600 Wp 23.23% 232.3 -0.290 0.40% 27.0 kg N-type Light for its class, top 3%
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