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SOFAR 20KTLX-G3 vs MID 20KTL3-X 13 of 19 identical Swap Change inverters

SOFAR 20KTLX-G3 vs Growatt MID 20KTL3-X

SOFAR 20KTLX-G3
Sofar Solar
SOFAR 20KTLX-G3
20 kW 98.2 % 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

6 differences, and they point both ways

The largest is european efficiency: 0.4 pp more efficient. 13 of 19 comparable parameters are identical, with 13 more left out because at least one datasheet does not publish them.

See all 6 differences
How alike are they
13 of 19 comparable
parameters are identical
identical differs not published
01

What actually differs

6 of 19 parameters
Parameter SOFAR 20KTLX-G3 MID 20KTL3-X Difference
European efficiency 98.2 % 98.6 % 0.4 pp more efficient
Max AC power 20.00 kW 22.00 kW 2.00 kW apart
Start voltage 160 V 250 V 90 V earlier start
Weight 22.0 kg 23.0 kg 1.0 kg lighter
MPPT voltage range 140-1000 V 200-1000 V 140-1000 V vs 200-1000 V
Dimensions 430x520x198 mm 395x525x222 mm 430x520x198 mm vs 395x525x222 mm
02

Full specification

Parameter SOFAR 20KTLX-G3 MID 20KTL3-X Difference
AC output
Rated AC power 20.00 kW 20.00 kW Same
Max AC power 20.00 kW 22.00 kW 2.00 kW apart
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 - 30.00 kW Not published by Sofar Solar
DC/AC ratio - 1.50 Not published by Sofar Solar
Max DC voltage 1100 V 1100 V Same
MPPT voltage range 140-1000 V 200-1000 V 140-1000 V vs 200-1000 V
Start voltage 160 V 250 V -90 V for SOFAR 20KTLX-G3
MPP trackers 2 2 Same
Strings per tracker 1 - Not published by Growatt
Max input current per tracker 26.0 A - Not published by Growatt
Efficiency
European efficiency 98.2 % 98.6 % +0.4 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 22.0 kg 23.0 kg -1.0 kg for SOFAR 20KTLX-G3
Weight per kW 1.1 kg/kW 1.1 kg/kW Same
Dimensions 430x520x198 mm 395x525x222 mm 430x520x198 mm vs 395x525x222 mm
Ingress protection IP65 IP65 Same
Cooling forced-air forced-air Same
Noise - - Neither datasheet publishes this
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - Yes Not published by Sofar Solar
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes Yes Same
Warranty
Warranty - 5 yrs Not published by Sofar Solar
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.