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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
SunEvo Solar SE6R-66HBD-600 BI 600 Wp 22.21% 222.1 -0.300 0.40% 33.5 kg TOPCon Heavy for its class
Techwise Solar TW-600HT-02 BI 600 Wp 22.21% 222.1 -0.300 0.40% 32.5 kg TOPCon Needs more roof
Techwise Solar TW-615HT-02-600 BI 600 Wp 22.21% 222.1 -0.300 0.40% 32.5 kg TOPCon Needs more roof
RedSolar CETC-600TR(GDF)/132 BI 600 Wp 22.20% 222.1 -0.290 0.40% 32.5 kg TOPCon Modest efficiency
RedSolar M10R-600TR BI 600 Wp 22.21% 222.1 -0.300 0.40% 32.5 kg TOPCon Needs more roof
Hanersun HN21RN-66HT600W BI 600 Wp 22.20% 222.1 -0.280 0.40% 32.5 kg TOPCon Cool in heat, top 7%
Resun Solar RS8H-M-BD-600W 600 Wp 22.21% 222.1 -0.290 0.50% 29.1 kg TOPCon Fast degradation
Resun Solar RS8I600M TOPCON 600 Wp 22.21% 222.1 -0.290 0.50% 29.1 kg TOPCon Fast degradation
Resun Solar RS8H-M-600 600 Wp 22.21% 222.1 -0.290 0.50% 29.1 kg TOPCon Fast degradation
BiN-21-600 BI 600 Wp 22.21% 222.1 -0.300 0.40% 33.8 kg TOPCon Heavy for its class
PVolution PVN600-R12TCBB BI 600 Wp 22.21% 222.1 -0.300 0.40% 33.7 kg TOPCon Heavy for its class
JKM480N-60HL4-(V)-F8-EU 480 Wp 22.21% 222.1 -0.290 0.40% 22.5 kg TOPCon Light for its class, top 21%
JKM475-500N-60HL4-(V)-F8-EU (480W column) 480 Wp 22.21% 222.1 -0.290 0.40% 22.5 kg TOPCon Light for its class, top 21%
JKM480-60HL4-(V)-F8-EU 480 Wp 22.21% 222.1 -0.290 0.40% 22.5 kg TOPCon Light for its class, top 21%
JKM480N-60HL4 480 Wp 22.25% 222.1 -0.290 0.40% 22.5 kg N-type Needs more roof
JKM480N-60HL4-V 480 Wp 22.25% 222.1 -0.290 0.40% 22.5 kg N-type Needs more roof
Vikram Solar HYPERSOL VSMDH.60.480.05 BI 480 Wp 22.21% 222.1 -0.280 0.40% 28.1 kg N-type Heavy for its class
Q.TRON XL-G2.3 / BFG 620 BI 620 Wp 22.20% 222.1 -0.300 0.33% 35.4 kg N-type Slow degradation, top 2%
Renewsys DESERV Extreme 108X-435 BI 435 Wp 22.21% 222.1 -0.292 - 24.0 kg TOPCon Degradation not published
S-Energy SL65-78TDP-620R BI 620 Wp 22.20% 222.0 -0.300 0.40% 34.5 kg TOPCon Heavy for its class
Silfab SIL-620 XL BI 620 Wp 22.20% 222.0 -0.290 0.30% 29.5 kg N-type Slow degradation, top 1%
RSM110-8-580BHDG BI 580 Wp 22.20% 222.0 -0.240 0.30% 34.5 kg HJT Typical across the board
HS580TC-MHG-D BI 580 Wp 22.20% 222.0 -0.280 0.40% 32.5 kg TOPCon Cool in heat, top 4%
Jetion JT580SZk(B) BI 580 Wp 22.20% 222.0 -0.240 0.30% 32.6 kg HJT Typical across the board
NS-480MH-120 480 Wp 22.19% 222.0 -0.290 - 21.5 kg N-type Light for its class, top 10%
PolyCrown Solar Tech NS-480MH-120 480 Wp 22.19% 222.0 -0.290 0.42% 21.5 kg N-type Fast degradation
REC REC630AA PRO M BI 630 Wp 22.20% 222.0 -0.240 0.25% 32.5 kg HJT Light for its class, top 6%
REC REC630AA Pro MG BI 630 Wp 22.20% 222.0 -0.240 0.25% 36.8 kg HJT Heavy for its class
SRP-610-BTC-BG BI 610 Wp 22.58% 221.9 -0.290 0.40% 32.5 kg TOPCon Needs more roof
TS-BGT78(620) BI 620 Wp 22.20% 221.9 -0.290 0.40% 34.0 kg N-type Needs more roof
Heliene 156HC-620 M10 NTYP SL BIFACIAL MODULE BI 620 Wp 22.19% 221.9 -0.300 0.40% 31.0 kg TOPCon Modest efficiency
Heliene 156HC-620 M10 NTYP SL BI 620 Wp 22.19% 221.9 -0.300 0.40% 31.0 kg N-type Weak in heat
TWMND-60HS480 480 Wp 22.20% 221.8 -0.280 0.40% 23.2 kg TOPCon Cool in heat, top 11%
BYD NLBK-30-480W BI 480 Wp 22.18% 221.8 -0.300 -0.40% 25.2 kg TOPCon Slow degradation, top 1%
Techwise Solar TW-480HT-06 BI 480 Wp 21.36% 221.8 -0.300 0.40% 23.0 kg TOPCon Modest efficiency
BYD NLBK-30-480 BI 480 Wp 22.18% 221.8 -0.300 0.40% 25.2 kg TOPCon Weak in heat
Sun Earth DXM8-60HBG 480W BI 480 Wp 22.20% 221.8 -0.290 0.40% 26.5 kg TOPCon Heavy for its class
Sun Earth DXM8-60H 480W 480 Wp 22.20% 221.8 -0.290 - 22.5 kg - Light for its class, top 5%
Jetion JT480SIt(B) BI 480 Wp 22.20% 221.8 -0.290 0.40% 28.5 kg TOPCon Heavy for its class
RSM156-9-610-635BNDG (620W) BI 620 Wp 22.20% 221.8 -0.290 0.40% 33.5 kg TOPCon Needs more roof
Jolywood JW-HD156N-R0-620 BI 620 Wp 22.20% 221.8 -0.280 0.40% 34.5 kg TOPCon Cool in heat, top 7%
JKM615-635N-78HL4-(V)-F6-EN (620W) 620 Wp 22.18% 221.8 -0.290 0.40% 29.5 kg N-type Modest efficiency
JKM615-635N-78HL4-(V)-F6-EN (620W variant) 620 Wp 22.18% 221.8 -0.290 0.40% 29.5 kg N-type Modest efficiency
STP620S-C78/Nsh+ BI 620 Wp 22.20% 221.8 -0.290 0.40% 35.1 kg TOPCon Heavy for its class
Talesun TM7G78M-620W BI 620 Wp 22.20% 221.8 -0.290 0.40% 35.0 kg TOPCon Heavy for its class
ZXM7-UH156-620 620 Wp 22.18% 221.8 -0.300 0.50% 30.0 kg TOPCon Fast degradation
TS-BBT78(620) BI 620 Wp 22.20% 221.8 -0.290 0.40% 29.0 kg N-type Needs more roof
Leapton LP182*199-M-72-NH-620W 620 Wp 22.18% 221.8 -0.300 0.40% 29.0 kg TOPCon Needs more roof
Leapton LP182*199-M-72-NB-620W BI 620 Wp 22.18% 221.8 -0.300 0.40% 34.3 kg TOPCon Needs more roof
Leapton LP182*182-M-78-NH-620W 620 Wp 22.18% 221.8 -0.300 0.40% 29.0 kg TOPCon Needs more roof
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