Skip to main content
Fronius Verto 25.0 400 vs GW25K-MT 11 of 20 identical Swap Change inverters

Fronius Verto 25.0 400 vs GoodWe GW25K-MT

Fronius Verto 25.0 400
Fronius International
Fronius Verto 25.0 400
25 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
VS
GoodWe GW25K-MT
GoodWe
GW25K-MT
25 kW 98.4 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

9 differences, and they point both ways

The largest is max dc voltage: 100 V apart. 11 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.

See all 9 differences
How alike are they
11 of 20 comparable
parameters are identical
identical differs not published
01

What actually differs

9 of 20 parameters
Parameter Fronius Verto 25.0 400 GW25K-MT Difference
Max DC voltage 1000 V 1100 V 100 V apart
Max input current per tracker 28.0 A 30.0 A 2.0 A more headroom
Max AC power 25.00 kW 27.50 kW 2.50 kW apart
Weight 35.2 kg 40.0 kg 4.8 kg lighter
Max AC current 36.2 A 40.0 A 3.8 A apart
Start voltage 150 V 180 V 30 V earlier start
Ingress protection IP66 IP65 IP66 vs IP65
MPPT voltage range 150-870 V 200-950 V 150-870 V vs 200-950 V
Dimensions 730x540x278 mm 590x480x200 mm 730x540x278 mm vs 590x480x200 mm
02

Full specification

Parameter Fronius Verto 25.0 400 GW25K-MT Difference
AC output
Rated AC power 25.00 kW 25.00 kW Same
Max AC power 25.00 kW 27.50 kW 2.50 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 36.2 A 40.0 A 3.8 A apart
PV input
Max PV power 37.50 kW - Not published by GoodWe
DC/AC ratio 1.50 - Not published by GoodWe
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 150-870 V 200-950 V 150-870 V vs 200-950 V
Start voltage 150 V 180 V -30 V for Fronius Verto 25.0 400
MPP trackers 4 - Not published by GoodWe
Strings per tracker 2 2 Same
Max input current per tracker 28.0 A 30.0 A +2.0 A for GW25K-MT
Efficiency
European efficiency 98.3 % 98.4 % Effectively the same
Max efficiency 98.6 % 98.7 % Effectively the same
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input - - Neither datasheet publishes this
Battery voltage - - Neither datasheet publishes this
Max charge current - - Neither datasheet publishes this
Backup power - - Neither datasheet publishes this
Physical
Weight 35.2 kg 40.0 kg -4.8 kg for Fronius Verto 25.0 400
Weight per kW 1.4 kg/kW 1.6 kg/kW Effectively the same
Dimensions 730x540x278 mm 590x480x200 mm 730x540x278 mm vs 590x480x200 mm
Ingress protection IP66 IP65 IP66 vs IP65
Cooling forced-air forced-air Same
Noise 56 dB - Not published by GoodWe
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes - Not published by GoodWe
Arc fault protection Yes - Not published by GoodWe
Integrated DC switch Yes Yes Same
Warranty
Warranty - - Neither datasheet publishes this
03

More useful comparisons

Open all inverters
Same type, similar size
Growatt
Fronius Verto 25.0 400 vs Growatt MID 25KTL3-X2 (Pro.E)
12 differences, the largest is max dc voltage
Same type, similar size
Growatt
Fronius Verto 25.0 400 vs Growatt MID 25KTL3-X
11 differences, the largest is max dc voltage
Same type, similar size
Growatt
Fronius Verto 25.0 400 vs Growatt MID 25KTL3-X1
10 differences, the largest is max dc voltage
04

Written summary

Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate.