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SUN-75K-G vs GW75K-MT 11 of 20 identical Swap Change inverters

Deye SUN-75K-G vs GoodWe GW75K-MT

Deye SUN-75K-G
Deye
SUN-75K-G
75 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
VS
GoodWe GW75K-MT
GoodWe
GW75K-MT
75 kW 98.3 % 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 SUN-75K-G GW75K-MT Difference
Max DC voltage 1000 V 1100 V 100 V apart
Max input current per tracker 40.0 A 44.0 A 4.0 A more headroom
Max AC power 82.50 kW 75.00 kW 7.50 kW apart
Weight 60.0 kg 70.0 kg 10.0 kg lighter
Max AC current 119.6 A 133.0 A 13.4 A apart
Start voltage 250 V 200 V 50 V earlier start
Max operating temperature 65 °C 60 °C 5 °C more heat tolerant
MPPT voltage range 200-850 V 200-1000 V 200-850 V vs 200-1000 V
Dimensions 575x700x297 mm 788x586x267 mm 575x700x297 mm vs 788x586x267 mm
02

Full specification

Parameter SUN-75K-G GW75K-MT Difference
AC output
Rated AC power 75.00 kW 75.00 kW Same
Max AC power 82.50 kW 75.00 kW 7.50 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 119.6 A 133.0 A 13.4 A apart
PV input
Max PV power 97.50 kW - Not published by GoodWe
DC/AC ratio 1.30 - Not published by GoodWe
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 200-850 V 200-1000 V 200-850 V vs 200-1000 V
Start voltage 250 V 200 V -50 V for GW75K-MT
MPP trackers 4 4 Same
Strings per tracker - 4 Not published by Deye
Max input current per tracker 40.0 A 44.0 A +4.0 A for GW75K-MT
Efficiency
European efficiency 98.3 % 98.3 % Same
Max efficiency 98.7 % 98.8 % 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 60.0 kg 70.0 kg -10.0 kg for SUN-75K-G
Weight per kW 0.8 kg/kW 0.9 kg/kW Effectively the same
Dimensions 575x700x297 mm 788x586x267 mm 575x700x297 mm vs 788x586x267 mm
Ingress protection IP65 IP65 Same
Cooling forced-air forced-air Same
Noise 55 dB - Not published by GoodWe
Max operating temperature 65 °C 60 °C +5 °C for SUN-75K-G
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.