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SUN-7K-G03 vs SG5.0RT 10 of 24 identical Swap Change inverters

Deye SUN-7K-G03 vs Sungrow SG5.0RT

Deye SUN-7K-G03
Deye
SUN-7K-G03
7 kW 97.5 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Sungrow SG5.0RT
Sungrow
SG5.0RT
7 kW 97.7 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

14 differences, and they point both ways

The largest is max dc voltage: 100 V apart. 10 of 24 comparable parameters are identical, with 8 more left out because at least one datasheet does not publish them.

See all 14 differences
How alike are they
10 of 24 comparable
parameters are identical
identical differs not published
01

What actually differs

14 of 24 parameters
Parameter SUN-7K-G03 SG5.0RT Difference
Max DC voltage 1000 V 1100 V 100 V apart
Max input current per tracker 13.0 A 25.0 A 12.0 A more headroom
Max PV power 9.10 kW 10.50 kW 1.40 kW apart
Weight 10.0 kg 18.0 kg 8.0 kg lighter
Weight per kW 1.4 kg/kW 2.6 kg/kW 1.1 kg/kW lighter
DC/AC ratio 1.30 1.50 0.20 more oversizing headroom
European efficiency 97.5 % 97.7 % 0.2 pp more efficient
Start voltage 140 V 180 V 40 V earlier start
Max operating temperature 65 °C 60 °C 5 °C more heat tolerant
MPPT voltage range 120-850 V 160-1000 V 120-850 V vs 160-1000 V
Max AC current 11.2 A 11.7 A 0.5 A apart
Strings per tracker 1 2 1 string apart
Dimensions 457x330x185 mm 480x370x195 mm 457x330x185 mm vs 480x370x195 mm
Cooling natural forced-air natural vs forced-air
02

Full specification

Parameter SUN-7K-G03 SG5.0RT Difference
AC output
Rated AC power 7.00 kW 7.00 kW Same
Max AC power 7.70 kW 7.70 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 11.2 A 11.7 A 0.5 A apart
PV input
Max PV power 9.10 kW 10.50 kW 1.40 kW apart
DC/AC ratio 1.30 1.50 +0.20 for SG5.0RT
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 120-850 V 160-1000 V 120-850 V vs 160-1000 V
Start voltage 140 V 180 V -40 V for SUN-7K-G03
MPP trackers 2 2 Same
Strings per tracker 1 2 1 string apart
Max input current per tracker 13.0 A 25.0 A +12.0 A for SG5.0RT
Efficiency
European efficiency 97.5 % 97.7 % +0.2 pp for SG5.0RT
Max efficiency 98.3 % 98.4 % 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 10.0 kg 18.0 kg -8.0 kg for SUN-7K-G03
Weight per kW 1.4 kg/kW 2.6 kg/kW -1.1 kg/kW for SUN-7K-G03
Dimensions 457x330x185 mm 480x370x195 mm 457x330x185 mm vs 480x370x195 mm
Ingress protection IP65 IP65 Same
Cooling natural forced-air natural vs forced-air
Noise 25 dB - Not published by Sungrow
Max operating temperature 65 °C 60 °C +5 °C for SUN-7K-G03
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes Yes Same
Arc fault protection - Yes Not published by Deye
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.