Emmvee ES70HCBT144-T vs Emmvee ES75HCBT144-T
VS
The verdict
Identical on every published parameter
All 19 comparable parameters agree. Two records this alike are usually one panel sold under two names, or two bins of the same production line - decide on price and on who you would rather buy from.
How alike are they
19
of 19 comparable
parameters are identical
parameters are identical
identical
differs
01
0 of 19 parameters
What actually differs
Every comparable parameter agrees. The full specification is below.
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 (-0.290 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
ES70HCBT144-T
19,125 kWh
ES75HCBT144-T
19,292 kWh
Lifetime gap
167 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
ES70HCBT144-T
ES75HCBT144-T
Standard test conditions
25 °C
100.0% of rated power
570 W
575 W
Cool, bright day
40 °C
95.7% of rated power
545 W
550 W
Typical summer roof
55 °C
91.3% of rated power
520 W
525 W
Hot roof
70 °C
87.0% of rated power
496 W
500 W
03
Full specification
Parameter
ES70HCBT144-T
ES75HCBT144-T
Difference
Power and efficiency
Rated power
570 Wp
575 Wp
Effectively the same
Module efficiency
22.07 %
22.26 %
Effectively the same
Power density
220.7 Wp/m²
222.6 Wp/m²
Effectively the same
Open-circuit voltage
51.07 V
51.27 V
Effectively the same
Voltage at max power
42.29 V
42.44 V
Effectively the same
Short-circuit current
14.25 A
14.31 A
Effectively the same
Current at max power
13.48 A
13.55 A
Effectively the same
Temperature
Temperature coefficient
-0.290 %/°C
-0.290 %/°C
Same
Mechanical
Dimensions
2278x1134x30 mm
2278x1134x30 mm
Same
Module area
2.583 m²
2.583 m²
Same
Weight
27.1 kg
27.1 kg
Same
Weight per kWp
47.5 kg/kWp
47.1 kg/kWp
Effectively the same
Warranty and degradation
Product warranty
12 yrs
12 yrs
Same
Performance warranty
30 yrs
30 yrs
Same
Annual degradation
0.40 %/yr
0.40 %/yr
Same
Technology
Cell technology
TOPCon
TOPCon
Same
Cell type
Monocrystalline
Monocrystalline
Same
Cell count
144
144
Same
Bifacial
Yes
Yes
Same
04
14,005 panels
Against the whole database
Efficiency
#6,136
vs
#5,593
ES75HCBT144-T leads by 543 places
Power density
#6,058
vs
#5,549
ES75HCBT144-T leads by 509 places
Heat behaviour
#2,165
vs
#2,165
Tied - the same position in the database
Weight
#1,750
vs
#1,519
ES75HCBT144-T leads by 231 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#5,172
vs
#4,812
ES75HCBT144-T leads by 360 places
05
Open the full database
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06
Written summary
Checking cache...
07
Questions about this pairing
Which panel is better: Emmvee ES70HCBT144-T or Emmvee ES75HCBT144-T?
According to our database: Emmvee ES75HCBT144-T has higher module efficiency (22.26% vs 22.07%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Emmvee ES70HCBT144-T and Emmvee ES75HCBT144-T?
Emmvee ES70HCBT144-T has a module efficiency of 22.07%, while Emmvee ES75HCBT144-T is 22.26%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Emmvee ES70HCBT144-T use vs Emmvee ES75HCBT144-T?
Emmvee ES70HCBT144-T uses TOPCon cells; Emmvee ES75HCBT144-T uses TOPCon. 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 Emmvee ES70HCBT144-T and Emmvee ES75HCBT144-T?
Emmvee ES70HCBT144-T has a 30 years power warranty; Emmvee ES75HCBT144-T 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 Emmvee ES70HCBT144-T and Emmvee ES75HCBT144-T bifacial panels?
Both Emmvee ES70HCBT144-T and Emmvee ES75HCBT144-T 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.
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.