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SUN-20K-G02 vs MID 20KTL3-X 13 of 22 identical Swap Change inverters

Deye SUN-20K-G02 vs Growatt MID 20KTL3-X

Deye
SUN-20K-G02
20 kW 97.8 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Growatt MID 20KTL3-X
Growatt
MID 20KTL3-X
20 kW 98.6 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

MID 20KTL3-X leads on the differences that matter

The largest is european efficiency: 0.8 pp more efficient. 13 of 22 comparable parameters are identical, with 10 more left out because at least one datasheet does not publish them.

See all 9 differences
How alike are they
13 of 22 comparable
parameters are identical
identical differs not published
01

What actually differs

9 of 22 parameters
Parameter SUN-20K-G02 MID 20KTL3-X Difference
European efficiency 97.8 % 98.6 % 0.8 pp more efficient
Max DC voltage 1000 V 1100 V 100 V apart
Max PV power 26.00 kW 30.00 kW 4.00 kW apart
Weight 28.0 kg 23.0 kg 5.0 kg lighter
DC/AC ratio 1.30 1.50 0.20 more oversizing headroom
Max operating temperature 65 °C 60 °C 5 °C more heat tolerant
Weight per kW 1.4 kg/kW 1.1 kg/kW 0.2 kg/kW lighter
MPPT voltage range 200-850 V 200-1000 V 200-850 V vs 200-1000 V
Dimensions 520x400x240 mm 395x525x222 mm 520x400x240 mm vs 395x525x222 mm
02

Full specification

Parameter SUN-20K-G02 MID 20KTL3-X Difference
AC output
Rated AC power 20.00 kW 20.00 kW Same
Max AC power 22.00 kW 22.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 31.9 A 31.9 A Same
PV input
Max PV power 26.00 kW 30.00 kW 4.00 kW apart
DC/AC ratio 1.30 1.50 +0.20 for MID 20KTL3-X
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 200-850 V 200-1000 V 200-850 V vs 200-1000 V
Start voltage 250 V 250 V Same
MPP trackers 2 2 Same
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker - - Neither datasheet publishes this
Efficiency
European efficiency 97.8 % 98.6 % +0.8 pp for MID 20KTL3-X
Max efficiency 98.6 % 98.8 % 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 28.0 kg 23.0 kg -5.0 kg for MID 20KTL3-X
Weight per kW 1.4 kg/kW 1.1 kg/kW -0.2 kg/kW for MID 20KTL3-X
Dimensions 520x400x240 mm 395x525x222 mm 520x400x240 mm vs 395x525x222 mm
Ingress protection IP65 IP65 Same
Cooling forced-air forced-air Same
Noise 45 dB - Not published by Growatt
Max operating temperature 65 °C 60 °C +5 °C for SUN-20K-G02
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.