---
title: "GoodWe GW6.5KN-ET vs GoodWe GW6.5KN-ET (ET PLUS+ 16A Series) - Inverter Comparison | ComparePV"
description: "Compare GoodWe GW6.5KN-ET vs GoodWe GW6.5KN-ET (ET PLUS+ 16A Series) side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification."
source: "https://comparepv.com/compare-inverters/goodwe-gw6-5kn-et/goodwe-gw6-5kn-et-et-plus-16a-series"
updated: 2026-01-16
---

# GoodWe GW6.5KN-ET vs GoodWe GW6.5KN-ET (ET PLUS+ 16A Series)

GW6.5KN-ET leads on the differences that matter

The largest is max efficiency: 0.2 pp more efficient. 23 of 25 comparable parameters are identical, with 7 more left out because at least one datasheet does not publish them.


## The two inverters


| Attribute | A | B |
| --- | --- | --- |
| Inverter | [GoodWe GW6.5KN-ET](https://comparepv.com/inverter/goodwe-gw6-5kn-et) | [GoodWe GW6.5KN-ET (ET PLUS+ 16A Series)](https://comparepv.com/inverter/goodwe-gw6-5kn-et-et-plus-16a-series) |
| Manufacturer | GoodWe | GoodWe |
| Rated AC power | 6.5 kW | 6.5 kW |
| Type | Hybrid | Hybrid |


## Where they differ

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


| Parameter | GW6.5KN-ET | GW6.5KN-ET (ET PLUS+ 16A Series) | Difference |
| --- | --- | --- | --- |
| Max efficiency | 98.2 % | 98.0 % | +0.2 pp for GW6.5KN-ET |
| Battery voltage | 180~600 | 180 ~ 600 | 180~600 vs 180 ~ 600 |


## Every compared parameter


| Parameter | GW6.5KN-ET | GW6.5KN-ET (ET PLUS+ 16A Series) |
| --- | --- | --- |
| Rated AC power | 6.50 kW | 6.50 kW |
| Max AC power | 7.15 kW | 7.15 kW |
| Grid connection | 3-phase | 3-phase |
| Nominal AC voltage | 400 V | 400 V |
| Max AC current | 10.8 A | 10.8 A |
| Max PV power | 9.70 kW | 9.70 kW |
| DC/AC ratio | 1.49 | 1.49 |
| Max DC voltage | 1000 V | 1000 V |
| MPPT voltage range | 200-850 V | 200-850 V |
| Start voltage | 180 V | 180 V |
| MPP trackers | 2 | 2 |
| Strings per tracker | 1 | 1 |
| Max input current per tracker | 16.0 A | 16.0 A |
| European efficiency | - | 97.2 % |
| Max efficiency | 98.2 % | 98.0 % |
| CEC efficiency | - | - |
| Battery input | Yes | Yes |
| Battery voltage | 180~600 | 180 ~ 600 |
| Max charge current | 25 A | 25 A |
| Backup power | - | 10.0 kW |
| Weight | 24.0 kg | 24.0 kg |
| Weight per kW | 3.7 kg/kW | 3.7 kg/kW |
| Dimensions | 516x415x180 mm | 516x415x180 mm |
| Ingress protection | IP66 | IP66 |
| Cooling | natural | natural |
| Noise | - | - |
| Max operating temperature | 60 °C | 60 °C |
| Wi-Fi | Yes | Yes |
| Ethernet | - | Yes |
| Arc fault protection | - | - |
| Integrated DC switch | Yes | Yes |
| Warranty | - | - |


## Related comparisons

- [GoodWe GW6.5KN-ET vs Sofar Solar ESI-6.5K-T1](https://comparepv.com/compare-inverters/goodwe-gw6-5kn-et/sofar-solar-esi-6-5k-t1) - 11 differences, the largest is max input current per tracker
- [GoodWe GW6.5KN-ET vs Easun Power 6.2KVA (PVmax=500V, 48V battery)](https://comparepv.com/compare-inverters/goodwe-gw6-5kn-et/easun-power-6-2kva-pvmax-500v-48v-battery) - 16 differences, the largest is rated ac power
- [GoodWe GW6.5KN-ET vs Easun Power POW-HVM6200W-48V](https://comparepv.com/compare-inverters/goodwe-gw6-5kn-et/easun-power-pow-hvm6200w-48v) - 17 differences, the largest is rated ac power


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Source: https://comparepv.com/compare-inverters/goodwe-gw6-5kn-et/goodwe-gw6-5kn-et-et-plus-16a-series

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