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GW320KH-UT vs MAX 320K-X 14 of 21 identical Swap Change inverters

GoodWe GW320KH-UT vs Growatt MAX 320K-X

GoodWe GW320KH-UT
GoodWe
GW320KH-UT
320 kW Grid-tie
VS
Growatt MAX 320K-X
Growatt
MAX 320K-X
320 kW 98.5 % euro Grid-tie
The verdict

GW320KH-UT leads on the differences that matter

The largest is mpp trackers: 9 trackers more. 14 of 21 comparable parameters are identical, with 11 more left out because at least one datasheet does not publish them.

See all 7 differences
How alike are they
14 of 21 comparable
parameters are identical
identical differs not published
01

What actually differs

7 of 21 parameters
Parameter GW320KH-UT MAX 320K-X Difference
MPP trackers 15 6 9 trackers more
Max input current per tracker 40.0 A 80.0 A 40.0 A more headroom
Weight 124.0 kg 126.0 kg 2.0 kg lighter
Max AC current 254.0 A 230.9 A 23.1 A apart
Strings per tracker 2 5 3 strings apart
MPPT voltage range 480-1500 V 500-1500 V 480-1500 V vs 500-1500 V
Dimensions 810x1120x368 mm 790x1145x371 mm 810x1120x368 mm vs 790x1145x371 mm
02

Full specification

Parameter GW320KH-UT MAX 320K-X Difference
AC output
Rated AC power 320.00 kW 320.00 kW Same
Max AC power 352.00 kW 352.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 800 V 800 V Same
Max AC current 254.0 A 230.9 A 23.1 A apart
PV input
Max PV power - 480.00 kW Not published by GoodWe
DC/AC ratio - 1.50 Not published by GoodWe
Max DC voltage 1500 V 1500 V Same
MPPT voltage range 480-1500 V 500-1500 V 480-1500 V vs 500-1500 V
Start voltage 500 V 500 V Same
MPP trackers 15 6 +9 trackers for GW320KH-UT
Strings per tracker 2 5 3 strings apart
Max input current per tracker 40.0 A 80.0 A +40.0 A for MAX 320K-X
Efficiency
European efficiency - 98.5 % Not published by GoodWe
Max efficiency 99.0 % 99.0 % 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 124.0 kg 126.0 kg -2.0 kg for GW320KH-UT
Weight per kW 0.4 kg/kW 0.4 kg/kW Same
Dimensions 810x1120x368 mm 790x1145x371 mm 810x1120x368 mm vs 790x1145x371 mm
Ingress protection IP66 IP66 Same
Cooling forced-air forced-air Same
Noise 70 dB - Not published by Growatt
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - - Neither datasheet publishes this
Arc fault protection Yes Yes Same
Integrated DC switch Yes Yes Same
Warranty
Warranty - 5 yrs Not published by GoodWe
03

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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.