Tongwei TWMNF-66HD vs Luxor Solar LX-720M/210-132+ GG
VS
The verdict
LX-720M/210-132+ GG leads on the differences that matter
The largest is temperature coefficient: 0.040 %/°C better in heat. 9 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it.
See all 9 differencesHow alike are they
9
of 18 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
9 of 18 parameters
What actually differs
Parameter
TWMNF-66HD
LX-720M/210-132+ GG
Difference
Temperature coefficient
-0.280 %/°C
-0.240 %/°C
0.040 %/°C better in heat
Product warranty
15 yrs
30 yrs
15 yrs longer
Module efficiency
23.00 %
23.39 %
0.39 pp more efficient
Cell technology
TOPCon
HJT
TOPCon vs HJT
Open-circuit voltage
49.11 V
51.39 V
2.28 V apart
Short-circuit current
18.50 A
17.54 A
0.96 A apart
Voltage at max power
40.86 V
43.68 V
2.82 V apart
Current at max power
17.50 A
16.49 A
1.01 A apart
Dimensions
2384x1303x33 mm
2384x1303x35 mm
2384x1303x33 mm vs 2384x1303x35 mm
02
What it means on a roof
Thirty years of production
A 1.0% first-year loss then 0.40% a year, assumed for both panels, at 1,200 kWh/kWp a year
TWMNF-66HD
23,990 kWh
LX-720M/210-132+ GG
24,157 kWh
Lifetime gap
167 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
TWMNF-66HD
LX-720M/210-132+ GG
Standard test conditions
25 °C
100.0% of rated power
715 W
720 W
Cool, bright day
40 °C
95.8% of rated power
685 W
694 W
Typical summer roof
55 °C
91.6% of rated power
655 W
668 W
Hot roof
70 °C
87.4% of rated power
625 W
642 W
03
Full specification
Parameter
TWMNF-66HD
LX-720M/210-132+ GG
Difference
Power and efficiency
Rated power
715 Wp
720 Wp
Effectively the same
Module efficiency
23.00 %
23.39 %
+0.39 pp for LX-720M/210-132+ GG
Power density
230.2 Wp/m²
231.8 Wp/m²
Effectively the same
Open-circuit voltage
49.11 V
51.39 V
2.28 V apart
Voltage at max power
40.86 V
43.68 V
2.82 V apart
Short-circuit current
18.50 A
17.54 A
0.96 A apart
Current at max power
17.50 A
16.49 A
1.01 A apart
Temperature
Temperature coefficient
-0.280 %/°C
-0.240 %/°C
+0.040 %/°C for LX-720M/210-132+ GG
Mechanical
Dimensions
2384x1303x33 mm
2384x1303x35 mm
2384x1303x33 mm vs 2384x1303x35 mm
Module area
3.106 m²
3.106 m²
Same
Weight
37.9 kg
38.7 kg
Effectively the same
Weight per kWp
53.0 kg/kWp
53.8 kg/kWp
Effectively the same
Warranty and degradation
Product warranty
15 yrs
30 yrs
+15 yrs for LX-720M/210-132+ GG
Performance warranty
30 yrs
30 yrs
Same
Annual degradation
-
0.21 %/yr
Not published by Tongwei
Technology
Cell technology
TOPCon
HJT
TOPCon vs HJT
Cell type
Monocrystalline
Monocrystalline
Same
Cell count
132
132
Same
Bifacial
Yes
Yes
Same
04
14,005 panels
Against the whole database
Efficiency
#1,919
vs
#925
LX-720M/210-132+ GG leads by 994 places
Power density
#2,018
vs
#1,347
LX-720M/210-132+ GG leads by 671 places
Heat behaviour
#1,309
vs
#13
LX-720M/210-132+ GG leads by 1,296 places
Weight
#6,744
vs
#7,805
TWMNF-66HD leads by 1,061 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#450
vs
#17
LX-720M/210-132+ GG leads by 433 places
05
Open the full database
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Luxor Solar
Luxor Solar LX-720M/210-132+ GG vs Luxor Solar LX-720M/210-132+GG
The same specification on paper
06
Written summary
Checking cache...
07
Questions about this pairing
Which panel is better: Tongwei TWMNF-66HD or Luxor Solar LX-720M/210-132+ GG?
According to our database: Luxor Solar LX-720M/210-132+ GG has higher module efficiency (23.39% vs 23.00%); Luxor Solar LX-720M/210-132+ GG tolerates heat better (temp coeff -0.240%/°C vs -0.280%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Tongwei TWMNF-66HD and Luxor Solar LX-720M/210-132+ GG?
Tongwei TWMNF-66HD has a module efficiency of 23.00%, while Luxor Solar LX-720M/210-132+ GG is 23.39%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Tongwei TWMNF-66HD use vs Luxor Solar LX-720M/210-132+ GG?
Tongwei TWMNF-66HD uses TOPCon cells; Luxor Solar LX-720M/210-132+ GG uses HJT. Modern n-type technologies (TOPCon, HJT, BC) typically deliver higher efficiency and lower degradation compared to older PERC (p-type) cells.
What is the warranty on Tongwei TWMNF-66HD and Luxor Solar LX-720M/210-132+ GG?
Tongwei TWMNF-66HD has a 30 years power warranty; Luxor Solar LX-720M/210-132+ GG has a 30 years power warranty. The power warranty guarantees a minimum percentage of rated output at the end of the warranty period (typically 80-87%). Product (materials) warranties are usually shorter.
Are Tongwei TWMNF-66HD and Luxor Solar LX-720M/210-132+ GG bifacial panels?
Both Tongwei TWMNF-66HD and Luxor Solar LX-720M/210-132+ GG are bifacial - they capture reflected light from the ground, which can add 5-15% more annual energy on ground-mount or elevated rooftop installations with a light surface beneath.
Shop prices: See 71 Tongwei offers · See 9 Luxor Solar offers
Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate. The thirty-year projection and the temperature scenarios are calculations from those figures, and each states its assumption above.