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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
Huayao HY635-N156BDD BI 635 Wp 22.71% 227.2 -0.300 0.40% 33.5 kg TOPCon Weak in heat
YL635CF78 e/2 BI 635 Wp 22.70% 227.2 -0.290 0.40% 34.5 kg TOPCon Typical across the board
TS-BBT78(635) BI 635 Wp 22.70% 227.2 -0.290 0.40% 29.0 kg N-type Light for its class, top 8%
DAH Solar DHN-78X16/DG-635W BI 635 Wp 22.72% 227.2 -0.290 - 34.2 kg TOPCon Degradation not published
BYD NLBK-39 635 BI 635 Wp 22.72% 227.2 -0.300 0.40% 34.0 kg TOPCon Weak in heat
VSUN VSUN635N-156BMH-DG BI 635 Wp 22.72% 227.2 -0.300 0.40% 34.9 kg TOPCon Heavy for its class
Sunpro Power SPDG635-N144RX10 BI 635 Wp 22.72% 227.2 -0.300 0.40% 33.6 kg TOPCon Weak in heat
Renesola RS7-635N-E2 635 Wp 22.72% 227.2 -0.290 0.40% 30.0 kg N-type Light for its class, top 19%
Renesola RS7-635NBG-E2 BI 635 Wp 22.72% 227.2 -0.290 0.40% 35.0 kg N-type Heavy for its class
SRP-635-BTZ-BG BI 635 Wp 22.72% 227.2 -0.290 0.40% 34.6 kg TOPCon Heavy for its class
SRP-635-BTZ-HV 635 Wp 22.72% 227.2 -0.290 0.40% 29.5 kg TOPCon Light for its class, top 9%
HY SOLAR HY-NT10/78GDF-635 BI 635 Wp 22.70% 227.2 -0.290 0.40% 34.7 kg TOPCon Heavy for its class
Ulica Solar TSM156-9-635BNDG BI 635 Wp 22.70% 227.2 -0.290 0.40% 33.5 kg TOPCon Typical across the board
LF635M10N-78H/BF BI 635 Wp 22.72% 227.2 -0.290 0.40% 34.0 kg TOPCon Typical across the board
Einnova Solarline ESM-635T 635 Wp 22.71% 227.2 -0.360 0.40% 31.0 kg TOPCon Weak in heat
Solar N Plus SP-N16/156HG-635W BI 635 Wp 22.70% 227.2 -0.290 - 34.0 kg TOPCon Degradation not published
Sunlike Solar LNVH-635N 635 Wp 22.72% 227.2 -0.290 0.40% 30.0 kg N-type Light for its class, top 19%
SunEvo Solar SE5-78HBD-635W BI 635 Wp 22.72% 227.2 -0.290 - 34.5 kg TOPCon Degradation not published
HS635TC-MHD-D BI 635 Wp 22.70% 227.2 -0.280 0.40% 34.5 kg N-type Cool in heat, top 14%
Q-SUN Solar QN-635HT-06 BI 635 Wp 22.72% 227.2 -0.300 0.40% 33.7 kg N-type Weak in heat
SunEvo Solar SE5-78H-635W 635 Wp 22.72% 227.2 -0.300 - 30.0 kg TOPCon Degradation not published
TWMND-78HD635 BI 635 Wp 22.70% 227.2 -0.280 0.40% 33.8 kg TOPCon Cool in heat, top 7%
DAH Solar DAS-DH156NA-635 BI 635 Wp 22.70% 227.2 -0.300 0.40% 34.3 kg TOPCon Weak in heat
CHSM78N(DG)/F-BH-635W BI 635 Wp 22.70% 227.2 -0.290 0.40% 34.7 kg TOPCon Heavy for its class
NT10/78GDF-635W BI 635 Wp 22.72% 227.2 -0.290 0.40% 33.6 kg TOPCon Typical across the board
TNC M10-78 Bifacial 635 Wp 22.70% 227.2 -0.280 0.40% 33.8 kg TOPCon Cool in heat, top 7%
DAS Solar DAS-DH156NA-635 BI 635 Wp 22.70% 227.2 -0.300 0.40% 34.3 kg TOPCon Weak in heat
JKM635N-78HL4-BDV BI 635 Wp 22.72% 227.2 -0.290 0.40% 34.0 kg TOPCon Typical across the board
DAH Solar DHN-78X16/DG-635 BI 635 Wp 22.72% 227.2 -0.290 0.40% 34.2 kg TOPCon Typical across the board
RSM156-9-635BNDG BI 635 Wp 22.70% 227.2 -0.290 0.40% 33.5 kg TOPCon Typical across the board
Solar N Plus SP-N16/156HG635W BI 635 Wp 22.70% 227.2 -0.290 0.40% 34.0 kg TOPCon Typical across the board
BYD NLBK-39-635 BI 635 Wp 22.72% 227.2 -0.300 0.40% 34.0 kg TOPCon Weak in heat
SunEvo Solar SE5-78H-635 635 Wp 22.72% 227.2 -0.300 0.40% 30.0 kg TOPCon Light for its class, top 12%
SunEvo Solar SE5-78HBD-635 BI 635 Wp 22.72% 227.2 -0.290 0.40% 34.5 kg TOPCon Typical across the board
RedSolar CETC-635T(GDF)/156 BI 635 Wp 22.72% 227.2 -0.300 0.40% 33.2 kg TOPCon Weak in heat
RedSolar CETC-635TR(GDF)/132 BI 635 Wp 22.72% 227.2 -0.300 0.40% 33.5 kg TOPCon Weak in heat
Luxen Solar Energy LNVH-635ND BI 635 Wp 22.72% 227.2 -0.290 0.40% 34.8 kg N-type Heavy for its class
Jetion JT635SRt(B) BI 635 Wp 22.70% 227.2 -0.290 0.40% 34.0 kg TOPCon Typical across the board
Luxen Solar Energy LNVH-635N 635 Wp 22.72% 227.2 -0.290 0.40% 29.8 kg N-type Light for its class, top 16%
Luxen Solar Energy LNCU-635N 635 Wp 22.72% 227.2 -0.290 0.40% 29.8 kg N-type Light for its class, top 16%
Luxen Solar Energy LNCU-635ND BI 635 Wp 22.72% 227.2 -0.290 0.47% 34.8 kg N-type Fast degradation
Renewsys DESERV Extreme 108X-445 BI 445 Wp 22.72% 227.2 -0.292 - 24.0 kg TOPCon Space-efficient, top 4%
Gamko New Energy GKA210N108-580W BI 580 Wp 22.71% 227.1 -0.340 0.46% 25.5 kg TOPCon Light for its class, top 2%
TSM-NEG18RC.27-505 BI 505 Wp 22.70% 227.1 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 16%
TSM-NEG18R.20-505 505 Wp 22.70% 227.1 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 16%
TSM-NEG18R.28-505 505 Wp 22.70% 227.1 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 16%
TWMNH-54HD505 BI 505 Wp 22.70% 227.1 -0.280 0.40% 26.5 kg N-type Cool in heat, top 23%
RSM108-11-505BNDG BI 505 Wp 22.70% 227.1 -0.290 0.40% 27.0 kg TOPCon Typical across the board
JKM505-54HL4M-BDV BI 505 Wp 22.71% 227.1 -0.290 0.40% 27.0 kg TOPCon Typical across the board
TSM-NEG18R.25-505 505 Wp 22.70% 227.1 -0.290 0.40% 23.5 kg TOPCon Light for its class, top 16%
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