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GW2500-XS vs SG2.5RS-S 14 of 22 identical Swap Change inverters

GoodWe GW2500-XS vs Sungrow SG2.5RS-S

GoodWe GW2500-XS
GoodWe
GW2500-XS
2.5 kW 97.2 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Sungrow SG2.5RS-S
Sungrow
SG2.5RS-S
2.5 kW 97.2 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

SG2.5RS-S leads on the differences that matter

The largest is max dc voltage: 100 V apart. 14 of 22 comparable parameters are identical, with 10 more left out because at least one datasheet does not publish them.

See all 8 differences
How alike are they
14 of 22 comparable
parameters are identical
identical differs not published
01

What actually differs

8 of 22 parameters
Parameter GW2500-XS SG2.5RS-S Difference
Max DC voltage 500 V 600 V 100 V apart
Max input current per tracker 12.5 A 16.0 A 3.5 A more headroom
Max AC power 2.75 kW 2.50 kW 0.25 kW apart
Max efficiency 97.6 % 97.8 % 0.2 pp more efficient
MPPT voltage range 40-450 V 40-560 V 40-450 V vs 40-560 V
Max AC current 12.0 A 11.4 A 0.6 A apart
Start voltage 40 V 50 V 10 V earlier start
Dimensions 230x295x113 mm 225x320x120 mm 230x295x113 mm vs 225x320x120 mm
02

Full specification

Parameter GW2500-XS SG2.5RS-S Difference
AC output
Rated AC power 2.50 kW 2.50 kW Same
Max AC power 2.75 kW 2.50 kW 0.25 kW apart
Grid connection Single-phase Single-phase Same
Nominal AC voltage 230 V 230 V Same
Max AC current 12.0 A 11.4 A 0.6 A apart
PV input
Max PV power - 3.75 kW Not published by GoodWe
DC/AC ratio - 1.50 Not published by GoodWe
Max DC voltage 500 V 600 V 100 V apart
MPPT voltage range 40-450 V 40-560 V 40-450 V vs 40-560 V
Start voltage 40 V 50 V -10 V for GW2500-XS
MPP trackers 1 1 Same
Strings per tracker 1 1 Same
Max input current per tracker 12.5 A 16.0 A +3.5 A for SG2.5RS-S
Efficiency
European efficiency 97.2 % 97.2 % Same
Max efficiency 97.6 % 97.8 % +0.2 pp for SG2.5RS-S
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 5.8 kg 6.0 kg Effectively the same
Weight per kW 2.3 kg/kW 2.4 kg/kW Effectively the same
Dimensions 230x295x113 mm 225x320x120 mm 230x295x113 mm vs 225x320x120 mm
Ingress protection IP65 IP65 Same
Cooling natural natural Same
Noise - - Neither datasheet publishes this
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes Yes Same
Arc fault protection - Yes Not published by GoodWe
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.