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SUN-7.5K-G vs SOFAR 7.7KTLM-G3 6 of 19 identical Swap Change inverters

Deye SUN-7.5K-G vs SOFAR 7.7KTLM-G3

Deye SUN-7.5K-G
Deye
SUN-7.5K-G
7.5 kW 97.5 % euro Grid-tie
Open inverter page Datasheet PDF
VS
SOFAR 7.7KTLM-G3
Sofar Solar
SOFAR 7.7KTLM-G3
7.7 kW 97.3 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

SUN-7.5K-G leads on the differences that matter

The largest is rated ac power: 0.20 kW apart. 6 of 19 comparable parameters are identical, with 13 more left out because at least one datasheet does not publish them.

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

What actually differs

13 of 19 parameters
Parameter SUN-7.5K-G SOFAR 7.7KTLM-G3 Difference
Rated AC power 7.50 kW 7.70 kW 0.20 kW apart
Max DC voltage 550 V 600 V 50 V apart
Max AC power 8.30 kW 7.70 kW 0.60 kW apart
Weight 11.0 kg 17.5 kg 6.5 kg lighter
Weight per kW 1.5 kg/kW 2.3 kg/kW 0.8 kg/kW lighter
Max efficiency 97.7 % 98.1 % 0.4 pp more efficient
European efficiency 97.5 % 97.3 % 0.2 pp more efficient
MPP trackers 2 3 1 tracker more
Max operating temperature 65 °C 60 °C 5 °C more heat tolerant
Start voltage 120 V 90 V 30 V earlier start
MPPT voltage range 70-550 V 80-550 V 70-550 V vs 80-550 V
Max AC current 35.9 A 35.0 A 0.9 A apart
Dimensions 310x330x198 mm 380x468x187 mm 310x330x198 mm vs 380x468x187 mm
02

Full specification

Parameter SUN-7.5K-G SOFAR 7.7KTLM-G3 Difference
AC output
Rated AC power 7.50 kW 7.70 kW 0.20 kW apart
Max AC power 8.30 kW 7.70 kW 0.60 kW apart
Grid connection Single-phase Single-phase Same
Nominal AC voltage 230 V 230 V Same
Max AC current 35.9 A 35.0 A 0.9 A apart
PV input
Max PV power 9.80 kW - Not published by Sofar Solar
DC/AC ratio 1.31 - Not published by Sofar Solar
Max DC voltage 550 V 600 V 50 V apart
MPPT voltage range 70-550 V 80-550 V 70-550 V vs 80-550 V
Start voltage 120 V 90 V -30 V for SOFAR 7.7KTLM-G3
MPP trackers 2 3 +1 trackers for SOFAR 7.7KTLM-G3
Strings per tracker - 1 Not published by Deye
Max input current per tracker - 20.0 A Not published by Deye
Efficiency
European efficiency 97.5 % 97.3 % +0.2 pp for SUN-7.5K-G
Max efficiency 97.7 % 98.1 % +0.4 pp for SOFAR 7.7KTLM-G3
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 11.0 kg 17.5 kg -6.5 kg for SUN-7.5K-G
Weight per kW 1.5 kg/kW 2.3 kg/kW -0.8 kg/kW for SUN-7.5K-G
Dimensions 310x330x198 mm 380x468x187 mm 310x330x198 mm vs 380x468x187 mm
Ingress protection IP65 IP65 Same
Cooling natural natural Same
Noise 25 dB - Not published by Sofar Solar
Max operating temperature 65 °C 60 °C +5 °C for SUN-7.5K-G
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 - - Neither datasheet publishes this
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.