Tongwei TWMNH-48HW455 vs Tongwei TWMNH-48HW460
VS
The verdict
48HW460 leads on the differences that matter
The largest is module efficiency: 0.20 pp more efficient. 18 of 19 comparable parameters are identical.
See the one differenceHow alike are they
18
of 19 comparable
parameters are identical
parameters are identical
identical
differs
01
1 of 19 parameters
What actually differs
Parameter
48HW455
48HW460
Difference
Module efficiency
22.80 %
23.00 %
0.20 pp more efficient
02
What it means on a roof
Thirty years of production
Each panel's own declared degradation curve, at 1,200 kWh/kWp a year
Same temp coeff. for both panels (-0.280 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
48HW455
15,266 kWh
48HW460
15,434 kWh
Lifetime gap
168 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
48HW455
48HW460
Standard test conditions
25 °C
100.0% of rated power
455 W
460 W
Cool, bright day
40 °C
95.8% of rated power
436 W
441 W
Typical summer roof
55 °C
91.6% of rated power
417 W
421 W
Hot roof
70 °C
87.4% of rated power
398 W
402 W
03
Full specification
Parameter
48HW455
48HW460
Difference
Power and efficiency
Rated power
455 Wp
460 Wp
Effectively the same
Module efficiency
22.80 %
23.00 %
+0.20 pp for 48HW460
Power density
227.7 Wp/m²
230.2 Wp/m²
Effectively the same
Open-circuit voltage
36.10 V
36.25 V
Effectively the same
Voltage at max power
30.06 V
30.31 V
Effectively the same
Short-circuit current
15.85 A
15.89 A
Effectively the same
Current at max power
15.14 A
15.18 A
Effectively the same
Temperature
Temperature coefficient
-0.280 %/°C
-0.280 %/°C
Same
Mechanical
Dimensions
1762x1134x30 mm
1762x1134x30 mm
Same
Module area
1.998 m²
1.998 m²
Same
Weight
23.7 kg
23.7 kg
Same
Weight per kWp
52.1 kg/kWp
51.5 kg/kWp
Effectively the same
Warranty and degradation
Product warranty
15 yrs
15 yrs
Same
Performance warranty
30 yrs
30 yrs
Same
Annual degradation
0.40 %/yr
0.40 %/yr
Same
Technology
Cell technology
N-type
N-type
Same
Cell type
Monocrystalline
Monocrystalline
Same
Cell count
96
96
Same
Bifacial
No
No
Same
04
14,005 panels
Against the whole database
Efficiency
#2,714
vs
#1,919
48HW460 leads by 795 places
Power density
#2,888
vs
#1,876
48HW460 leads by 1,012 places
Heat behaviour
#1,309
vs
#1,309
Tied - the same position in the database
Weight
#5,533
vs
#4,901
48HW460 leads by 632 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#7,890
vs
#7,424
48HW460 leads by 466 places
05
Open the full database
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06
Written summary
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07
Questions about this pairing
Which panel is better: Tongwei TWMNH-48HW455 or Tongwei TWMNH-48HW460?
According to our database: Tongwei TWMNH-48HW460 has higher module efficiency (23.00% vs 22.80%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Tongwei TWMNH-48HW455 and Tongwei TWMNH-48HW460?
Tongwei TWMNH-48HW455 has a module efficiency of 22.80%, while Tongwei TWMNH-48HW460 is 23.00%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Tongwei TWMNH-48HW455 use vs Tongwei TWMNH-48HW460?
Tongwei TWMNH-48HW455 uses N-type cells; Tongwei TWMNH-48HW460 uses N-type. 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 TWMNH-48HW455 and Tongwei TWMNH-48HW460?
Tongwei TWMNH-48HW455 has a 30 years power warranty; Tongwei TWMNH-48HW460 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.
Shop prices: See 72 Tongwei 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.