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STP10.0-3AV-40 vs SG10KTL-M 10 of 20 identical Swap Change inverters

SMA Solar STP10.0-3AV-40 vs Sungrow SG10KTL-M

SMA Solar STP10.0-3AV-40
SMA Solar
STP10.0-3AV-40
10 kW 98.0 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Sungrow
SG10KTL-M
10 kW 98.1 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

STP10.0-3AV-40 leads on the differences that matter

The largest is max dc voltage: 100 V apart. 10 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
10 of 20 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 20 parameters
Parameter STP10.0-3AV-40 SG10KTL-M Difference
Max DC voltage 1000 V 1100 V 100 V apart
Max input current per tracker 20.0 A 11.0 A 9.0 A more headroom
Max efficiency 98.3 % 98.6 % 0.3 pp more efficient
Nominal AC voltage 230 V 400 V 170 V apart
Max AC current 14.5 A 16.5 A 2.0 A apart
Start voltage 175 V 250 V 75 V earlier start
MPPT voltage range 260-800 V 200-1000 V 260-800 V vs 200-1000 V
Weight 20.5 kg 20.0 kg 0.5 kg lighter
Strings per tracker 2 1 1 string apart
Dimensions 497x460x176 mm 485x370x160 mm 497x460x176 mm vs 485x370x160 mm
02

Full specification

Parameter STP10.0-3AV-40 SG10KTL-M Difference
AC output
Rated AC power 10.00 kW 10.00 kW Same
Max AC power 10.00 kW 10.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 230 V 400 V 170 V apart
Max AC current 14.5 A 16.5 A 2.0 A apart
PV input
Max PV power 15.00 kW - Not published by Sungrow
DC/AC ratio 1.50 - Not published by Sungrow
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 260-800 V 200-1000 V 260-800 V vs 200-1000 V
Start voltage 175 V 250 V -75 V for STP10.0-3AV-40
MPP trackers 2 2 Same
Strings per tracker 2 1 1 string apart
Max input current per tracker 20.0 A 11.0 A +9.0 A for STP10.0-3AV-40
Efficiency
European efficiency 98.0 % 98.1 % Effectively the same
Max efficiency 98.3 % 98.6 % +0.3 pp for SG10KTL-M
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 20.0 kg -0.5 kg for SG10KTL-M
Weight per kW 2.0 kg/kW 2.0 kg/kW Same
Dimensions 497x460x176 mm 485x370x160 mm 497x460x176 mm vs 485x370x160 mm
Ingress protection IP65 IP65 Same
Cooling natural natural Same
Noise 30 dB - Not published by Sungrow
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes - Not published by Sungrow
Ethernet Yes - Not published by Sungrow
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes Yes Same
Warranty
Warranty 5 yrs - Not published by Sungrow
03

More useful comparisons

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13 differences, the largest is max dc voltage
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SMA Solar STP10.0-3AV-40 vs Growatt MOD 10KTL3-X
11 differences, the largest is max dc voltage
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11 differences, the largest is max dc voltage
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7 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.