---
title: "Growatt 1000-S vs SOFAR 1100TL-G3 - Inverter Comparison | ComparePV"
description: "Compare Growatt 1000-S vs SOFAR 1100TL-G3 side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification."
source: "https://comparepv.com/compare-inverters/growatt-growatt-1000-s/sofar-solar-sofar-1100tl-g3"
updated: 2026-01-16
---

# Growatt 1000-S vs SOFAR 1100TL-G3

SOFAR 1100TL-G3 leads on the differences that matter

The largest is european efficiency: 0.4 pp more efficient. 12 of 22 comparable parameters are identical, with 10 more left out because at least one datasheet does not publish them.


## The two inverters


| Attribute | A | B |
| --- | --- | --- |
| Inverter | [Growatt 1000-S](https://comparepv.com/inverter/growatt-growatt-1000-s) | [SOFAR 1100TL-G3](https://comparepv.com/inverter/sofar-solar-sofar-1100tl-g3) |
| Manufacturer | Growatt | Sofar Solar |
| Rated AC power | 1 kW | 1.1 kW |
| Type | Grid-tie | Grid-tie |


## Where they differ

Ranked by how much the difference matters, not by datasheet order.


| Parameter | Growatt 1000-S | SOFAR 1100TL-G3 | Difference |
| --- | --- | --- | --- |
| European efficiency | 96.5 % | 96.9 % | +0.4 pp for SOFAR 1100TL-G3 |
| Rated AC power | 1.00 kW | 1.10 kW | 0.10 kW apart |
| Weight per kW | 6.4 kg/kW | 5.0 kg/kW | -1.4 kg/kW for SOFAR 1100TL-G3 |
| Max input current per tracker | 13.0 A | 12.0 A | +1.0 A for Growatt 1000-S |
| Max AC power | 1.00 kW | 1.10 kW | 0.10 kW apart |
| Weight | 6.4 kg | 5.5 kg | -0.9 kg for SOFAR 1100TL-G3 |
| MPPT voltage range | 50-550 V | 50-500 V | 50-550 V vs 50-500 V |
| Start voltage | 50 V | 70 V | -20 V for Growatt 1000-S |
| Max AC current | 4.7 A | 5.3 A | 0.6 A apart |
| Dimensions | 299x271x141 mm | 260x303x118 mm | 299x271x141 mm vs 260x303x118 mm |


## Every compared parameter


| Parameter | Growatt 1000-S | SOFAR 1100TL-G3 |
| --- | --- | --- |
| Rated AC power | 1.00 kW | 1.10 kW |
| Max AC power | 1.00 kW | 1.10 kW |
| Grid connection | Single-phase | Single-phase |
| Nominal AC voltage | 230 V | 230 V |
| Max AC current | 4.7 A | 5.3 A |
| Max PV power | 1.30 kW | - |
| DC/AC ratio | 1.30 | - |
| Max DC voltage | 550 V | 550 V |
| MPPT voltage range | 50-550 V | 50-500 V |
| Start voltage | 50 V | 70 V |
| MPP trackers | 1 | 1 |
| Strings per tracker | 1 | 1 |
| Max input current per tracker | 13.0 A | 12.0 A |
| European efficiency | 96.5 % | 96.9 % |
| Max efficiency | 97.4 % | 97.5 % |
| CEC efficiency | - | - |
| Battery input | - | - |
| Battery voltage | - | - |
| Max charge current | - | - |
| Backup power | - | - |
| Weight | 6.4 kg | 5.5 kg |
| Weight per kW | 6.4 kg/kW | 5.0 kg/kW |
| Dimensions | 299x271x141 mm | 260x303x118 mm |
| Ingress protection | IP65 | IP65 |
| Cooling | natural | natural |
| Noise | 25 dB | - |
| Max operating temperature | 60 °C | 60 °C |
| Wi-Fi | Yes | Yes |
| Ethernet | Yes | Yes |
| Arc fault protection | - | - |
| Integrated DC switch | Yes | Yes |
| Warranty | 5 yrs | - |


## Related comparisons

- [Growatt 1000-S vs Growatt MIC 1000TL-X](https://comparepv.com/compare-inverters/growatt-growatt-1000-s/growatt-mic-1000tl-x) - 4 differences, the largest is weight per kw
- [Growatt 1000-S vs Growatt MIC 1000TL-X2 (Pro)](https://comparepv.com/compare-inverters/growatt-growatt-1000-s/growatt-mic-1000tl-x2-pro) - 7 differences, the largest is warranty
- [Growatt 1000-S vs Growatt MIC 1000TL-X2](https://comparepv.com/compare-inverters/growatt-growatt-1000-s/growatt-mic-1000tl-x2) - 6 differences, the largest is max input current per tracker
- [SOFAR 1100TL-G3 vs SOFAR 1.1KTL2-G3](https://comparepv.com/compare-inverters/sofar-solar-sofar-1100tl-g3/sofar-solar-sofar-1-1ktl2-g3) - 7 differences, the largest is max input current per tracker


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Source: https://comparepv.com/compare-inverters/growatt-growatt-1000-s/sofar-solar-sofar-1100tl-g3

Not in this file, on the page: a written summary generated on request.