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Growatt 1500-S vs SUN-1.5K-G 16 of 25 identical Swap Change inverters

Growatt 1500-S vs Deye SUN-1.5K-G

Growatt
Growatt 1500-S
1.6 kW 97.0 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Deye SUN-1.5K-G
Deye
SUN-1.5K-G
1.5 kW 97.1 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

9 differences, and they point both ways

The largest is rated ac power: 0.10 kW apart. 16 of 25 comparable parameters are identical, with 7 more left out because at least one datasheet does not publish them.

See all 9 differences
How alike are they
16 of 25 comparable
parameters are identical
identical differs not published
01

What actually differs

9 of 25 parameters
Parameter Growatt 1500-S SUN-1.5K-G Difference
Rated AC power 1.60 kW 1.50 kW 0.10 kW apart
DC/AC ratio 1.22 1.33 0.11 more oversizing headroom
Max operating temperature 60 °C 65 °C 5 °C more heat tolerant
Start voltage 50 V 80 V 30 V earlier start
Max input current per tracker 13.0 A 12.5 A 0.5 A more headroom
Max AC power 1.65 kW 1.70 kW 0.05 kW apart
MPPT voltage range 50-550 V 70-550 V 50-550 V vs 70-550 V
Max AC current 7.8 A 7.2 A 0.6 A apart
Dimensions 299x271x141 mm 310x330x115 mm 299x271x141 mm vs 310x330x115 mm
02

Full specification

Parameter Growatt 1500-S SUN-1.5K-G Difference
AC output
Rated AC power 1.60 kW 1.50 kW 0.10 kW apart
Max AC power 1.65 kW 1.70 kW 0.05 kW apart
Grid connection Single-phase Single-phase Same
Nominal AC voltage 230 V 230 V Same
Max AC current 7.8 A 7.2 A 0.6 A apart
PV input
Max PV power 1.95 kW 2.00 kW Effectively the same
DC/AC ratio 1.22 1.33 +0.11 for SUN-1.5K-G
Max DC voltage 550 V 550 V Same
MPPT voltage range 50-550 V 70-550 V 50-550 V vs 70-550 V
Start voltage 50 V 80 V -30 V for Growatt 1500-S
MPP trackers 1 1 Same
Strings per tracker 1 1 Same
Max input current per tracker 13.0 A 12.5 A +0.5 A for Growatt 1500-S
Efficiency
European efficiency 97.0 % 97.1 % Effectively the same
Max efficiency 97.4 % 97.3 % 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 6.4 kg 6.0 kg Effectively the same
Weight per kW 4.0 kg/kW 4.0 kg/kW Same
Dimensions 299x271x141 mm 310x330x115 mm 299x271x141 mm vs 310x330x115 mm
Ingress protection IP65 IP65 Same
Cooling natural natural Same
Noise 25 dB 25 dB Same
Max operating temperature 60 °C 65 °C +5 °C for SUN-1.5K-G
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes Yes Same
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes Yes Same
Warranty
Warranty 5 yrs - Not published by Deye
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.