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GW25K-MT vs SUN-25K-G02 10 of 18 identical Swap Change inverters

GoodWe GW25K-MT vs Deye SUN-25K-G02

GoodWe GW25K-MT
GoodWe
GW25K-MT
25 kW 98.4 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Deye
SUN-25K-G02
25 kW 97.8 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

8 differences, and they point both ways

The largest is european efficiency: 0.6 pp more efficient. 10 of 18 comparable parameters are identical, with 14 more left out because at least one datasheet does not publish them.

See all 8 differences
How alike are they
10 of 18 comparable
parameters are identical
identical differs not published
01

What actually differs

8 of 18 parameters
Parameter GW25K-MT SUN-25K-G02 Difference
European efficiency 98.4 % 97.8 % 0.6 pp more efficient
Max DC voltage 1100 V 1000 V 100 V apart
Weight 40.0 kg 28.0 kg 12.0 kg lighter
Weight per kW 1.6 kg/kW 1.1 kg/kW 0.5 kg/kW lighter
Start voltage 180 V 250 V 70 V earlier start
Max operating temperature 60 °C 65 °C 5 °C more heat tolerant
MPPT voltage range 200-950 V 200-850 V 200-950 V vs 200-850 V
Dimensions 590x480x200 mm 520x400x240 mm 590x480x200 mm vs 520x400x240 mm
02

Full specification

Parameter GW25K-MT SUN-25K-G02 Difference
AC output
Rated AC power 25.00 kW 25.00 kW Same
Max AC power 27.50 kW 27.50 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 40.0 A 39.9 A Effectively the same
PV input
Max PV power - 32.50 kW Not published by GoodWe
DC/AC ratio - 1.30 Not published by GoodWe
Max DC voltage 1100 V 1000 V 100 V apart
MPPT voltage range 200-950 V 200-850 V 200-950 V vs 200-850 V
Start voltage 180 V 250 V -70 V for GW25K-MT
MPP trackers - 2 Not published by GoodWe
Strings per tracker 2 - Not published by Deye
Max input current per tracker 30.0 A - Not published by Deye
Efficiency
European efficiency 98.4 % 97.8 % +0.6 pp for GW25K-MT
Max efficiency 98.7 % 98.6 % 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 40.0 kg 28.0 kg -12.0 kg for SUN-25K-G02
Weight per kW 1.6 kg/kW 1.1 kg/kW -0.5 kg/kW for SUN-25K-G02
Dimensions 590x480x200 mm 520x400x240 mm 590x480x200 mm vs 520x400x240 mm
Ingress protection IP65 IP65 Same
Cooling forced-air forced-air Same
Noise - 45 dB Not published by GoodWe
Max operating temperature 60 °C 65 °C +5 °C for SUN-25K-G02
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - Yes Not published by GoodWe
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes Yes Same
Warranty
Warranty - - Neither datasheet publishes this
03

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04

Written summary

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