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SG2.5RS-S vs S6-GR1P2.5K-S 12 of 22 identical Swap Change inverters

Sungrow SG2.5RS-S vs Ginlong Solis S6-GR1P2.5K-S

Sungrow SG2.5RS-S
Sungrow
SG2.5RS-S
2.5 kW 97.2 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Ginlong Solis S6-GR1P2.5K-S
Ginlong Solis
S6-GR1P2.5K-S
2.5 kW 96.5 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

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

The largest is european efficiency: 0.7 pp more efficient. 12 of 22 comparable parameters are identical, with 10 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
12 of 22 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 22 parameters
Parameter SG2.5RS-S S6-GR1P2.5K-S Difference
European efficiency 97.2 % 96.5 % 0.7 pp more efficient
Max DC voltage 600 V 550 V 50 V apart
Weight 6.0 kg 8.2 kg 2.2 kg lighter
Weight per kW 2.4 kg/kW 3.3 kg/kW 0.9 kg/kW lighter
Max efficiency 97.8 % 97.3 % 0.5 pp more efficient
MPP trackers 1 2 1 tracker more
Ingress protection IP65 IP66 IP65 vs IP66
MPPT voltage range 40-560 V 50-550 V 40-560 V vs 50-550 V
Start voltage 50 V 60 V 10 V earlier start
Dimensions 225x320x120 mm 371x330x161 mm 225x320x120 mm vs 371x330x161 mm
02

Full specification

Parameter SG2.5RS-S S6-GR1P2.5K-S Difference
AC output
Rated AC power 2.50 kW 2.50 kW Same
Max AC power 2.50 kW 2.50 kW Same
Grid connection Single-phase Single-phase Same
Nominal AC voltage 230 V 230 V Same
Max AC current 11.4 A 11.4 A Same
PV input
Max PV power 3.75 kW 3.75 kW Same
DC/AC ratio 1.50 1.50 Same
Max DC voltage 600 V 550 V 50 V apart
MPPT voltage range 40-560 V 50-550 V 40-560 V vs 50-550 V
Start voltage 50 V 60 V -10 V for SG2.5RS-S
MPP trackers 1 2 +1 trackers for S6-GR1P2.5K-S
Strings per tracker 1 1 Same
Max input current per tracker 16.0 A 16.0 A Same
Efficiency
European efficiency 97.2 % 96.5 % +0.7 pp for SG2.5RS-S
Max efficiency 97.8 % 97.3 % +0.5 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 6.0 kg 8.2 kg -2.2 kg for SG2.5RS-S
Weight per kW 2.4 kg/kW 3.3 kg/kW -0.9 kg/kW for SG2.5RS-S
Dimensions 225x320x120 mm 371x330x161 mm 225x320x120 mm vs 371x330x161 mm
Ingress protection IP65 IP66 IP65 vs IP66
Cooling natural natural Same
Noise - 20 dB Not published by Sungrow
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes - Not published by Ginlong Solis
Ethernet Yes - Not published by Ginlong Solis
Arc fault protection Yes - Not published by Ginlong Solis
Integrated DC switch Yes Yes Same
Warranty
Warranty - - Neither datasheet publishes this
03

More useful comparisons

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Sungrow SG2.5RS-S vs Growatt MIN 2500TL-X
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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.