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GW4K-DT vs Solis-3P4K-4G 13 of 19 identical Swap Change inverters

GoodWe GW4K-DT vs Solis-3P4K-4G

GoodWe GW4K-DT
GoodWe
GW4K-DT
4 kW 97.6 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Ginlong Solis
Solis-3P4K-4G
4 kW 97.8 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

GW4K-DT leads on the differences that matter

The largest is weight: 2.3 kg lighter. 13 of 19 comparable parameters are identical, with 13 more left out because at least one datasheet does not publish them.

See all 6 differences
How alike are they
13 of 19 comparable
parameters are identical
identical differs not published
01

What actually differs

6 of 19 parameters
Parameter GW4K-DT Solis-3P4K-4G Difference
Weight 15.0 kg 17.3 kg 2.3 kg lighter
Weight per kW 3.8 kg/kW 4.3 kg/kW 0.6 kg/kW lighter
European efficiency 97.6 % 97.8 % 0.2 pp more efficient
MPPT voltage range 180-850 V 160-850 V 180-850 V vs 160-850 V
Start voltage 160 V 180 V 20 V earlier start
Dimensions 433x354x147 mm 563x310x219 mm 433x354x147 mm vs 563x310x219 mm
02

Full specification

Parameter GW4K-DT Solis-3P4K-4G Difference
AC output
Rated AC power 4.00 kW 4.00 kW Same
Max AC power 4.40 kW 4.40 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 6.4 A 6.4 A Same
PV input
Max PV power - 4.80 kW Not published by GoodWe
DC/AC ratio - 1.20 Not published by GoodWe
Max DC voltage 1000 V 1000 V Same
MPPT voltage range 180-850 V 160-850 V 180-850 V vs 160-850 V
Start voltage 160 V 180 V -20 V for GW4K-DT
MPP trackers 2 2 Same
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker - - Neither datasheet publishes this
Efficiency
European efficiency 97.6 % 97.8 % +0.2 pp for Solis-3P4K-4G
Max efficiency 98.2 % 98.3 % 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 15.0 kg 17.3 kg -2.3 kg for GW4K-DT
Weight per kW 3.8 kg/kW 4.3 kg/kW -0.6 kg/kW for GW4K-DT
Dimensions 433x354x147 mm 563x310x219 mm 433x354x147 mm vs 563x310x219 mm
Ingress protection IP65 IP65 Same
Cooling forced-air - Not published by Ginlong Solis
Noise - - Neither datasheet publishes this
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes - Not published by Ginlong Solis
Arc fault protection Yes Yes Same
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.