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Growatt 2500-S vs S6-GR1P2.5K-S 10 of 23 identical Swap Change inverters

Growatt 2500-S vs Ginlong Solis S6-GR1P2.5K-S

Growatt
Growatt 2500-S
2.5 kW 97.3 % 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

13 differences, and they point both ways

The largest is european efficiency: 0.8 pp more efficient. 10 of 23 comparable parameters are identical, with 9 more left out because at least one datasheet does not publish them.

See all 13 differences
How alike are they
10 of 23 comparable
parameters are identical
identical differs not published
01

What actually differs

13 of 23 parameters
Parameter Growatt 2500-S S6-GR1P2.5K-S Difference
European efficiency 97.3 % 96.5 % 0.8 pp more efficient
Max input current per tracker 13.0 A 16.0 A 3.0 A more headroom
Max PV power 3.25 kW 3.75 kW 0.50 kW apart
DC/AC ratio 1.30 1.50 0.20 more oversizing headroom
Noise 25 dB 20 dB 5 dB quieter
Max efficiency 97.6 % 97.3 % 0.3 pp more efficient
MPP trackers 1 2 1 tracker more
Weight per kW 3.6 kg/kW 3.3 kg/kW 0.4 kg/kW lighter
Weight 9.1 kg 8.2 kg 0.9 kg lighter
Ingress protection IP65 IP66 IP65 vs IP66
Max AC current 11.9 A 11.4 A 0.5 A apart
Start voltage 50 V 60 V 10 V earlier start
Dimensions 359x271x141 mm 371x330x161 mm 359x271x141 mm vs 371x330x161 mm
02

Full specification

Parameter Growatt 2500-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 11.9 A 11.4 A 0.5 A apart
PV input
Max PV power 3.25 kW 3.75 kW 0.50 kW apart
DC/AC ratio 1.30 1.50 +0.20 for S6-GR1P2.5K-S
Max DC voltage 550 V 550 V Same
MPPT voltage range 50-550 V 50-550 V Same
Start voltage 50 V 60 V -10 V for Growatt 2500-S
MPP trackers 1 2 +1 trackers for S6-GR1P2.5K-S
Strings per tracker 1 1 Same
Max input current per tracker 13.0 A 16.0 A +3.0 A for S6-GR1P2.5K-S
Efficiency
European efficiency 97.3 % 96.5 % +0.8 pp for Growatt 2500-S
Max efficiency 97.6 % 97.3 % +0.3 pp for Growatt 2500-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 9.1 kg 8.2 kg -0.9 kg for S6-GR1P2.5K-S
Weight per kW 3.6 kg/kW 3.3 kg/kW -0.4 kg/kW for S6-GR1P2.5K-S
Dimensions 359x271x141 mm 371x330x161 mm 359x271x141 mm vs 371x330x161 mm
Ingress protection IP65 IP66 IP65 vs IP66
Cooling natural natural Same
Noise 25 dB 20 dB -5 dB for S6-GR1P2.5K-S
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 - - Neither datasheet publishes this
Integrated DC switch Yes Yes Same
Warranty
Warranty 5 yrs - Not published by Ginlong Solis
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.