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STP8.0-3AV-40 vs MOD 8000TL3-X 10 of 25 identical Swap Change inverters

SMA Solar STP8.0-3AV-40 vs Growatt MOD 8000TL3-X

SMA Solar STP8.0-3AV-40
SMA Solar
STP8.0-3AV-40
8 kW 97.7 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Growatt MOD 8000TL3-X
Growatt
MOD 8000TL3-X
8 kW 98.1 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

MOD 8000TL3-X leads on the differences that matter

The largest is max dc voltage: 100 V apart. 10 of 25 comparable parameters are identical, with 7 more left out because at least one datasheet does not publish them.

See all 15 differences
How alike are they
10 of 25 comparable
parameters are identical
identical differs not published
01

What actually differs

15 of 25 parameters
Parameter STP8.0-3AV-40 MOD 8000TL3-X Difference
Max DC voltage 1000 V 1100 V 100 V apart
Max input current per tracker 20.0 A 13.0 A 7.0 A more headroom
European efficiency 97.7 % 98.1 % 0.4 pp more efficient
Max PV power 15.00 kW 12.00 kW 3.00 kW apart
DC/AC ratio 1.88 1.50 0.38 more oversizing headroom
Weight 20.5 kg 14.0 kg 6.5 kg lighter
Weight per kW 2.6 kg/kW 1.8 kg/kW 0.8 kg/kW lighter
Max efficiency 98.3 % 98.6 % 0.3 pp more efficient
Nominal AC voltage 230 V 400 V 170 V apart
Ingress protection IP65 IP66 IP65 vs IP66
Max AC current 12.1 A 13.3 A 1.2 A apart
MPPT voltage range 260-800 V 140-1000 V 260-800 V vs 140-1000 V
Start voltage 175 V 160 V 15 V earlier start
Strings per tracker 2 1 1 string apart
Dimensions 497x460x176 mm 387x425x178 mm 497x460x176 mm vs 387x425x178 mm
02

Full specification

Parameter STP8.0-3AV-40 MOD 8000TL3-X Difference
AC output
Rated AC power 8.00 kW 8.00 kW Same
Max AC power 8.00 kW 8.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 230 V 400 V 170 V apart
Max AC current 12.1 A 13.3 A 1.2 A apart
PV input
Max PV power 15.00 kW 12.00 kW 3.00 kW apart
DC/AC ratio 1.88 1.50 +0.38 for STP8.0-3AV-40
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 260-800 V 140-1000 V 260-800 V vs 140-1000 V
Start voltage 175 V 160 V -15 V for MOD 8000TL3-X
MPP trackers 2 2 Same
Strings per tracker 2 1 1 string apart
Max input current per tracker 20.0 A 13.0 A +7.0 A for STP8.0-3AV-40
Efficiency
European efficiency 97.7 % 98.1 % +0.4 pp for MOD 8000TL3-X
Max efficiency 98.3 % 98.6 % +0.3 pp for MOD 8000TL3-X
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 20.5 kg 14.0 kg -6.5 kg for MOD 8000TL3-X
Weight per kW 2.6 kg/kW 1.8 kg/kW -0.8 kg/kW for MOD 8000TL3-X
Dimensions 497x460x176 mm 387x425x178 mm 497x460x176 mm vs 387x425x178 mm
Ingress protection IP65 IP66 IP65 vs IP66
Cooling natural natural Same
Noise 30 dB - Not published by Growatt
Max operating temperature 60 °C 60 °C Same
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 5 yrs Same
03

More useful comparisons

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15 differences, the largest is max dc voltage
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GoodWe
SMA Solar STP8.0-3AV-40 vs GoodWe GW8000-DT
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Ginlong Solis
Growatt MOD 8000TL3-X vs Ginlong Solis S6-GR3P-8K02-NV-ND
6 differences, the largest is max input current per tracker
04

Written summary

Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate.