Panels with the longest warranty
Ranked by performance warranty length - the guarantee on output, which is the longer of the two terms and the one that is usually meant by "25 years". 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
Gamko New Energy
GKA182N108-435
BI
435 Wp
22.28%
222.8
-0.300
0.40%
19.0 kg
TOPCon
Light for its class, top 2%
Gamko New Energy
GKA182N108-440
BI
440 Wp
22.53%
225.3
-0.300
0.40%
19.0 kg
TOPCon
Light for its class, top 2%
Gamko New Energy
GKA182N108-445
BI
445 Wp
22.79%
227.9
-0.300
0.40%
19.0 kg
TOPCon
Light for its class, top 2%
Gamko New Energy
GKA182N108-450
BI
450 Wp
23.04%
230.4
-0.300
0.40%
19.0 kg
TOPCon
Light for its class, top 1%
Gamko New Energy
GKA182M132-485
BI
485 Wp
20.42%
204.2
-0.360
0.46%
23.0 kg
PERC
Light for its class, top 6%
Gamko New Energy
GKA166M120-360
360 Wp
19.75%
197.5
-0.360
0.46%
18.0 kg
PERC
Light for its class, top 5%
Gamko New Energy
GKA166M120-365
365 Wp
20.02%
200.2
-0.360
0.46%
18.0 kg
TOPCon
Light for its class, top 4%
Gamko New Energy
GKA166M120-370
370 Wp
20.30%
203.0
-0.360
0.46%
18.0 kg
TOPCon
Light for its class, top 3%
Gamko New Energy
GKA166M120-375
375 Wp
20.57%
205.7
-0.360
0.46%
18.0 kg
TOPCon
Light for its class, top 2%
Gamko New Energy
GKA166M120-380
380 Wp
20.85%
208.5
-0.360
0.46%
18.0 kg
PERC
Light for its class, top 2%
Gamko New Energy
GKA182N144-610
BI
610 Wp
23.61%
236.0
-0.300
0.40%
28.0 kg
TOPCon
Top 6% efficiency
Gamko New Energy
GKA182N144-615
BI
615 Wp
23.81%
238.0
-0.300
0.40%
28.0 kg
TOPCon
Top 3% efficiency
Gamko New Energy
GKA182N144-620
BI
620 Wp
23.99%
239.9
-0.300
0.40%
28.0 kg
TOPCon
Top 1% efficiency
Gamko New Energy
GKA210M380W (1/4*4*38)
BI
380 Wp
23.00%
198.1
-
-
17.1 kg
TOPCon
Incomplete datasheet
Gamko New Energy
GKA182N132-535W
BI
535 Wp
22.53%
225.3
-0.300
0.40%
23.0 kg
TOPCon
Light for its class, top 2%
Gamko New Energy
GKA210M400W (1/2*4*20)
BI
400 Wp
23.00%
207.7
-
-
18.0 kg
TOPCon
Incomplete datasheet
Gamko New Energy
GKA182N132-545W
BI
545 Wp
22.95%
229.5
-0.300
0.40%
23.0 kg
TOPCon
Lightest in its segment
Gamko New Energy
GKA210M400W (1/4*4*40)
BI
400 Wp
23.00%
198.7
-
-
18.0 kg
TOPCon
Incomplete datasheet
DAH Solar
DHN-54R18/DG(BW) 455W
BI
455 Wp
22.29%
222.9
-0.290
0.40%
24.4 kg
TOPCon
Typical across the board
DAH Solar
DHN-54R18/DG(BW) 460W
BI
460 Wp
22.54%
225.4
-0.290
0.40%
24.4 kg
TOPCon
Typical across the board
DAH Solar
DHN-54R18/DG(BW) 465W
BI
465 Wp
22.78%
227.8
-0.290
0.40%
24.4 kg
TOPCon
Typical across the board
Solarwatt
Panel vision GM 3.0 pure 370 Wp
370 Wp
19.90%
197.6
-0.340
-
25.0 kg
PERC
Heavy for its class
Solarwatt
Panel vision GM 3.0 pure 375 Wp
375 Wp
20.20%
200.3
-0.340
-
25.0 kg
PERC
Degradation not published
Solarwatt
Panel vision GM 3.0 pure 380 Wp
380 Wp
20.40%
202.9
-0.340
-
25.0 kg
PERC
Degradation not published
Solarwatt
Panel vision GM 3.0 pure 385 Wp
385 Wp
20.70%
205.6
-0.340
-
25.0 kg
PERC
Top 6% efficiency
IBC Solar
Transparent 445 LS-TA2
BI
445 Wp
22.30%
222.7
-0.290
0.40%
24.5 kg
Back Contact
Heavy for its class
IBC Solar
Transparent 455 LS-TA2
BI
455 Wp
22.80%
227.7
-0.290
0.40%
24.5 kg
Back Contact
Heavy for its class
Lina Energy
LEPV 440
440 Wp
22.37%
223.5
-0.290
0.33%
21.0 kg
Back Contact
Slow degradation, top 19%
Sunket New Energy
SKT410M10-108D4
BI
410 Wp
21.00%
210.0
-0.290
0.40%
21.0 kg
TOPCon
Modest efficiency
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