Skip to main content
GW70KHV-MT vs SUN-70K-G 12 of 20 identical Swap Change inverters

GoodWe GW70KHV-MT vs Deye SUN-70K-G

GoodWe GW70KHV-MT
GoodWe
GW70KHV-MT
70 kW 98.4 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Deye SUN-70K-G
Deye
SUN-70K-G
70 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

GW70KHV-MT leads on the differences that matter

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

See all 8 differences
How alike are they
12 of 20 comparable
parameters are identical
identical differs not published
01

What actually differs

8 of 20 parameters
Parameter GW70KHV-MT SUN-70K-G Difference
Max DC voltage 1100 V 1000 V 100 V apart
Max input current per tracker 44.0 A 40.0 A 4.0 A more headroom
Max efficiency 99.0 % 98.7 % 0.3 pp more efficient
Max AC current 89.0 A 111.6 A 22.6 A apart
Start voltage 200 V 250 V 50 V earlier start
Max operating temperature 60 °C 65 °C 5 °C more heat tolerant
MPPT voltage range 200-1000 V 200-850 V 200-1000 V vs 200-850 V
Dimensions 788x586x264 mm 575x700x297 mm 788x586x264 mm vs 575x700x297 mm
02

Full specification

Parameter GW70KHV-MT SUN-70K-G Difference
AC output
Rated AC power 70.00 kW 70.00 kW Same
Max AC power 77.00 kW 77.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 89.0 A 111.6 A 22.6 A apart
PV input
Max PV power - 91.00 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 200-1000 V 200-850 V 200-1000 V vs 200-850 V
Start voltage 200 V 250 V -50 V for GW70KHV-MT
MPP trackers 4 4 Same
Strings per tracker 4 - Not published by Deye
Max input current per tracker 44.0 A 40.0 A +4.0 A for GW70KHV-MT
Efficiency
European efficiency 98.4 % 98.3 % Effectively the same
Max efficiency 99.0 % 98.7 % +0.3 pp for GW70KHV-MT
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 60.0 kg Same
Weight per kW 0.9 kg/kW 0.9 kg/kW Same
Dimensions 788x586x264 mm 575x700x297 mm 788x586x264 mm vs 575x700x297 mm
Ingress protection IP65 IP65 Same
Cooling forced-air forced-air Same
Noise - 55 dB Not published by GoodWe
Max operating temperature 60 °C 65 °C +5 °C for SUN-70K-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

More useful comparisons

Open all inverters
Same type, similar size
Growatt
GoodWe GW70KHV-MT vs Growatt MAX 70KTL3 LV
8 differences, the largest is max input current per tracker
Same type, similar size
Sofar Solar
GoodWe GW70KHV-MT vs SOFAR 70000TL-HV
10 differences, the largest is max dc voltage
Same type, similar size
Deye
GoodWe GW70KHV-MT vs Deye SUN-70K-G03
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.