---
title: "Growatt MID 15KTL3-XH vs Growatt WIT 15K-XHU - Inverter Comparison | ComparePV"
description: "Compare Growatt MID 15KTL3-XH vs Growatt WIT 15K-XHU side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification."
source: "https://comparepv.com/compare-inverters/growatt-mid-15ktl3-xh/growatt-wit-15k-xhu"
updated: 2026-01-16
---

# Growatt MID 15KTL3-XH vs Growatt WIT 15K-XHU

MID 15KTL3-XH leads on the differences that matter

The largest is european efficiency: 1.3 pp more efficient. 12 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 | [Growatt MID 15KTL3-XH](https://comparepv.com/inverter/growatt-mid-15ktl3-xh) | [Growatt WIT 15K-XHU](https://comparepv.com/inverter/growatt-wit-15k-xhu) |
| Manufacturer | Growatt | Growatt |
| Rated AC power | 15 kW | 15 kW |
| Type | Hybrid | Hybrid |


## Where they differ

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


| Parameter | MID 15KTL3-XH | WIT 15K-XHU | Difference |
| --- | --- | --- | --- |
| European efficiency | 98.5 % | 97.2 % | +1.3 pp for MID 15KTL3-XH |
| Max DC voltage | 1100 V | 1000 V | 100 V apart |
| Max input current per tracker | 32.0 A | 40.0 A | +8.0 A for WIT 15K-XHU |
| Max efficiency | 98.8 % | 98.1 % | +0.7 pp for MID 15KTL3-XH |
| Max AC power | 15.00 kW | 16.50 kW | 1.50 kW apart |
| Max charge current | 25 A | 55 A | +30 A for WIT 15K-XHU |
| Weight | 31.0 kg | 45.0 kg | -14.0 kg for MID 15KTL3-XH |
| Weight per kW | 2.1 kg/kW | 3.0 kg/kW | -0.9 kg/kW for MID 15KTL3-XH |
| Max AC current | 25.0 A | 50.0 A | 25.0 A apart |
| MPPT voltage range | 160-1000 V | 150-850 V | 160-1000 V vs 150-850 V |
| Start voltage | 200 V | 180 V | -20 V for WIT 15K-XHU |
| Battery voltage | 600-980 V | 120-800V | 600-980 V vs 120-800V |
| Dimensions | 435x580x230 mm | 456x684x240 mm | 435x580x230 mm vs 456x684x240 mm |


## Every compared parameter


| Parameter | MID 15KTL3-XH | WIT 15K-XHU |
| --- | --- | --- |
| Rated AC power | 15.00 kW | 15.00 kW |
| Max AC power | 15.00 kW | 16.50 kW |
| Grid connection | 3-phase | 3-phase |
| Nominal AC voltage | 400 V | 400 V |
| Max AC current | 25.0 A | 50.0 A |
| Max PV power | 30.00 kW | 30.00 kW |
| DC/AC ratio | 2.00 | 2.00 |
| Max DC voltage | 1100 V | 1000 V |
| MPPT voltage range | 160-1000 V | 150-850 V |
| Start voltage | 200 V | 180 V |
| MPP trackers | - | 2 |
| Strings per tracker | 2 | 2 |
| Max input current per tracker | 32.0 A | 40.0 A |
| European efficiency | 98.5 % | 97.2 % |
| Max efficiency | 98.8 % | 98.1 % |
| CEC efficiency | - | - |
| Battery input | Yes | Yes |
| Battery voltage | 600-980 V | 120-800V |
| Max charge current | 25 A | 55 A |
| Backup power | - | - |
| Weight | 31.0 kg | 45.0 kg |
| Weight per kW | 2.1 kg/kW | 3.0 kg/kW |
| Dimensions | 435x580x230 mm | 456x684x240 mm |
| Ingress protection | IP66 | IP66 |
| Cooling | forced-air | forced-air |
| Noise | - | 55 dB |
| Max operating temperature | 60 °C | 60 °C |
| Wi-Fi | Yes | Yes |
| Ethernet | - | - |
| Arc fault protection | Yes | - |
| Integrated DC switch | Yes | Yes |
| Warranty | 5 yrs | - |


## Related comparisons

- [Growatt MID 15KTL3-XH vs Growatt MOD 15KTL3-HU](https://comparepv.com/compare-inverters/growatt-mid-15ktl3-xh/growatt-mod-15ktl3-hu) - 12 differences, the largest is warranty
- [Growatt MID 15KTL3-XH vs Huawei SUN2000-15K-MB0](https://comparepv.com/compare-inverters/growatt-mid-15ktl3-xh/huawei-sun2000-15k-mb0) - 12 differences, the largest is european efficiency
- [Growatt MID 15KTL3-XH vs Sofar Solar HYD 15KTL-3PH](https://comparepv.com/compare-inverters/growatt-mid-15ktl3-xh/sofar-solar-hyd-15ktl-3ph) - 13 differences, the largest is european efficiency


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Source: https://comparepv.com/compare-inverters/growatt-mid-15ktl3-xh/growatt-wit-15k-xhu

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