Growatt WIT 25K-HU vs Fronius Verto 25.0 Plus
VS
Fronius International
Fronius Verto 25.0 Plus
25 kW
97.7 % euro
Hybrid
The verdict
Fronius Verto 25.0 Plus leads on the differences that matter
The largest is european efficiency: 0.7 pp more efficient. 13 of 26 comparable parameters are identical, with 6 more left out because at least one datasheet does not publish them.
See all 13 differencesHow alike are they
13
of 26 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
13 of 26 parameters
What actually differs
Parameter
WIT 25K-HU
Fronius Verto 25.0 Plus
Difference
European efficiency
97.0 %
97.7 %
0.7 pp more efficient
Max input current per tracker
40.0 A
28.0 A
12.0 A more headroom
Max efficiency
97.6 %
98.2 %
0.6 pp more efficient
Max PV power
50.00 kW
33.25 kW
16.75 kW apart
DC/AC ratio
2.00
1.33
0.67 more oversizing headroom
Max charge current
420 A
50 A
370 A faster charging
Weight
55.0 kg
43.0 kg
12.0 kg lighter
Weight per kW
2.2 kg/kW
1.7 kg/kW
0.5 kg/kW lighter
MPP trackers
2
3
1 tracker more
Start voltage
180 V
150 V
30 V earlier start
MPPT voltage range
150-850 V
150-870 V
150-850 V vs 150-870 V
Battery voltage
40-60V
150-700
40-60V vs 150-700
Dimensions
695x475x254 mm
865x574x279 mm
695x475x254 mm vs 865x574x279 mm
02
Full specification
Parameter
WIT 25K-HU
Fronius Verto 25.0 Plus
Difference
AC output
Rated AC power
25.00 kW
25.00 kW
Same
Max AC power
25.00 kW
25.00 kW
Same
Grid connection
3-phase
3-phase
Same
Nominal AC voltage
400 V
400 V
Same
Max AC current
-
37.9 A
Not published by Growatt
PV input
Max PV power
50.00 kW
33.25 kW
16.75 kW apart
DC/AC ratio
2.00
1.33
+0.67 for WIT 25K-HU
Max DC voltage
1000 V
1000 V
Same
MPPT voltage range
150-850 V
150-870 V
150-850 V vs 150-870 V
Start voltage
180 V
150 V
-30 V for Fronius Verto 25.0 Plus
MPP trackers
2
3
+1 trackers for Fronius Verto 25.0 Plus
Strings per tracker
2
2
Same
Max input current per tracker
40.0 A
28.0 A
+12.0 A for WIT 25K-HU
Efficiency
European efficiency
97.0 %
97.7 %
+0.7 pp for Fronius Verto 25.0 Plus
Max efficiency
97.6 %
98.2 %
+0.6 pp for Fronius Verto 25.0 Plus
CEC efficiency
-
-
Neither datasheet publishes this
Battery
Battery input
Yes
Yes
Same
Battery voltage
40-60V
150-700
40-60V vs 150-700
Max charge current
420 A
50 A
+370 A for WIT 25K-HU
Backup power
-
-
Neither datasheet publishes this
Physical
Weight
55.0 kg
43.0 kg
-12.0 kg for Fronius Verto 25.0 Plus
Weight per kW
2.2 kg/kW
1.7 kg/kW
-0.5 kg/kW for Fronius Verto 25.0 Plus
Dimensions
695x475x254 mm
865x574x279 mm
695x475x254 mm vs 865x574x279 mm
Ingress protection
IP66
IP66
Same
Cooling
forced-air
forced-air
Same
Noise
55 dB
57 dB
Effectively the same
Max operating temperature
60 °C
60 °C
Same
Connectivity and safety
Wi-Fi
Yes
Yes
Same
Ethernet
-
Yes
Not published by Growatt
Arc fault protection
-
Yes
Not published by Growatt
Integrated DC switch
Yes
Yes
Same
Warranty
Warranty
-
-
Neither datasheet publishes this
03
Open all inverters
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04
Written summary
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Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate.