Q-Cells Q.TRON BLK M-G2+ 440 vs Q-Cells Q.TRON BLK M-G2.H1+/AC (Power class 440W)
VS
The verdict
G2+ 440 leads on the differences that matter
The largest is weight per kwp: 4.0 kg/kWp lighter. 14 of 19 comparable parameters are identical.
See all 5 differencesHow alike are they
14
of 19 comparable
parameters are identical
parameters are identical
identical
differs
01
5 of 19 parameters
What actually differs
Parameter
G2+ 440
G2.H1+/AC (Power class 440W)
Difference
Weight per kWp
48.2 kg/kWp
52.2 kg/kWp
4.0 kg/kWp lighter
Weight
21.2 kg
22.9 kg
1.8 kg lighter
Temperature coefficient
-0.290 %/°C
-0.300 %/°C
0.010 %/°C better in heat
Cell count
108
216
108 cells apart
Dimensions
1722x1134x30 mm
1722x1134x40 mm
1722x1134x30 mm vs 1722x1134x40 mm
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
G2+ 440
14,844 kWh
G2.H1+/AC (Power class 440W)
14,844 kWh
Lifetime gap
No difference
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
G2+ 440
G2.H1+/AC (Power class 440W)
Standard test conditions
25 °C
100.0% of rated power
440 W
440 W
Cool, bright day
40 °C
95.5% of rated power
421 W
420 W
Typical summer roof
55 °C
91.0% of rated power
402 W
400 W
Hot roof
70 °C
86.5% of rated power
383 W
381 W
03
Full specification
Parameter
G2+ 440
G2.H1+/AC (Power class 440W)
Difference
Power and efficiency
Rated power
440 Wp
440 Wp
Same
Module efficiency
22.50 %
22.50 %
Same
Power density
225.3 Wp/m²
225.3 Wp/m²
Same
Open-circuit voltage
39.88 V
39.88 V
Same
Voltage at max power
33.33 V
33.33 V
Same
Short-circuit current
13.90 A
13.90 A
Same
Current at max power
13.20 A
13.20 A
Same
Temperature
Temperature coefficient
-0.290 %/°C
-0.300 %/°C
+0.010 %/°C for G2+ 440
Mechanical
Dimensions
1722x1134x30 mm
1722x1134x40 mm
1722x1134x30 mm vs 1722x1134x40 mm
Module area
1.953 m²
1.953 m²
Same
Weight
21.2 kg
22.9 kg
-1.8 kg for G2+ 440
Weight per kWp
48.2 kg/kWp
52.2 kg/kWp
-4.0 kg/kWp for G2+ 440
Warranty and degradation
Product warranty
25 yrs
25 yrs
Same
Performance warranty
25 yrs
25 yrs
Same
Annual degradation
0.33 %/yr
0.33 %/yr
Same
Technology
Cell technology
N-type
N-type
Same
Cell type
Monocrystalline
Monocrystalline
Same
Cell count
108
216
108 cells apart
Bifacial
No
No
Same
04
14,005 panels
Against the whole database
Efficiency
#4,222
vs
#4,222
Tied - the same position in the database
Power density
#4,099
vs
#4,099
Tied - the same position in the database
Heat behaviour
#2,165
vs
#6,093
G2+ 440 leads by 3,928 places
Weight
#2,087
vs
#5,625
G2+ 440 leads by 3,538 places
Warranty
#9,798
vs
#9,798
Tied - the same position in the database
Overall
#7,585
vs
#7,682
G2+ 440 leads by 97 places
05
Open the full database
More useful comparisons
Same series, other bin
Q-Cells Q.TRON BLK M-G2+ 440 vs Q-Cells Q.TRON BLK M-G2.D1+/AC (Power class 435W)
6 differences, the largest is weight per kwp
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Q-Cells Q.TRON BLK M-G2+ 440 vs Q-Cells Q.TRON BLK M-G2+ 435
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Q-Cells Q.TRON BLK M-G2+ 440 vs Q-Cells Q.TRON BLK M-G2.C1+/AC (Power class 430W)
8 differences, the largest is module efficiency
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Q-Cells Q.TRON BLK M-G2+ 440 vs Q-Cells Q.TRON BLK M-G2+ 430
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Q-Cells Q.TRON BLK M-G2+ 440 vs Q-Cells Q.TRON BLK M-G2.E1+/AC (Power class 425W)
8 differences, the largest is module efficiency
Same series, other bin
Q-Cells Q.TRON BLK M-G2+ 440 vs Q-Cells Q.TRON BLK M-G2+ 425
3 differences, the largest is module efficiency
06
Written summary
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07
Questions about this pairing
Which panel is better: Q-Cells Q.TRON BLK M-G2+ 440 or Q-Cells Q.TRON BLK M-G2.H1+/AC (Power class 440W)?
According to our database: Q-Cells Q.TRON BLK M-G2+ 440 tolerates heat better (temp coeff -0.290%/°C vs -0.300%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Q-Cells Q.TRON BLK M-G2+ 440 and Q-Cells Q.TRON BLK M-G2.H1+/AC (Power class 440W)?
Q-Cells Q.TRON BLK M-G2+ 440 has a module efficiency of 22.50%, while Q-Cells Q.TRON BLK M-G2.H1+/AC (Power class 440 W) is 22.50%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Q-Cells Q.TRON BLK M-G2+ 440 use vs Q-Cells Q.TRON BLK M-G2.H1+/AC (Power class 440W)?
Q-Cells Q.TRON BLK M-G2+ 440 uses N-type cells; Q-Cells Q.TRON BLK M-G2.H1+/AC (Power class 440 W) 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 Q-Cells Q.TRON BLK M-G2+ 440 and Q-Cells Q.TRON BLK M-G2.H1+/AC (Power class 440W)?
Q-Cells Q.TRON BLK M-G2+ 440 has a 25 years power warranty; Q-Cells Q.TRON BLK M-G2.H1+/AC (Power class 440 W) has a 25 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 20 Q-Cells 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.

