---
title: "Deye SUN-70K-G vs Deye SUN-70K-G03 - Inverter Comparison | ComparePV"
description: "Compare Deye SUN-70K-G vs Deye SUN-70K-G03 side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification."
source: "https://comparepv.com/compare-inverters/deye-sun-70k-g/deye-sun-70k-g03"
updated: 2026-01-17
---

# Deye SUN-70K-G vs Deye SUN-70K-G03

SUN-70K-G leads on the differences that matter

The largest is weight: 21.0 kg lighter. 19 of 23 comparable parameters are identical, with 9 more left out because at least one datasheet does not publish them.


## The two inverters


| Attribute | A | B |
| --- | --- | --- |
| Inverter | [Deye SUN-70K-G](https://comparepv.com/inverter/deye-sun-70k-g) | [Deye SUN-70K-G03](https://comparepv.com/inverter/deye-sun-70k-g03) |
| Manufacturer | Deye | Deye |
| Rated AC power | 70 kW | 70 kW |
| Type | Grid-tie | Grid-tie |


## Where they differ

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


| Parameter | SUN-70K-G | SUN-70K-G03 | Difference |
| --- | --- | --- | --- |
| Weight | 60.0 kg | 81.0 kg | -21.0 kg for SUN-70K-G |
| Max AC current | 111.6 A | 116.7 A | 5.1 A apart |
| Weight per kW | 0.9 kg/kW | 1.2 kg/kW | -0.3 kg/kW for SUN-70K-G |
| Dimensions | 575x700x297 mm | 568x838x324 mm | 575x700x297 mm vs 568x838x324 mm |


## Every compared parameter


| Parameter | SUN-70K-G | SUN-70K-G03 |
| --- | --- | --- |
| Rated AC power | 70.00 kW | 70.00 kW |
| Max AC power | 77.00 kW | 77.00 kW |
| Grid connection | 3-phase | 3-phase |
| Nominal AC voltage | 400 V | 400 V |
| Max AC current | 111.6 A | 116.7 A |
| Max PV power | 91.00 kW | 91.00 kW |
| DC/AC ratio | 1.30 | 1.30 |
| Max DC voltage | 1000 V | 1000 V |
| MPPT voltage range | 200-850 V | 200-850 V |
| Start voltage | 250 V | 250 V |
| MPP trackers | 4 | - |
| Strings per tracker | - | - |
| Max input current per tracker | 40.0 A | 40.0 A |
| European efficiency | 98.3 % | 98.3 % |
| Max efficiency | 98.7 % | 98.8 % |
| CEC efficiency | - | - |
| Battery input | - | - |
| Battery voltage | - | - |
| Max charge current | - | - |
| Backup power | - | - |
| Weight | 60.0 kg | 81.0 kg |
| Weight per kW | 0.9 kg/kW | 1.2 kg/kW |
| Dimensions | 575x700x297 mm | 568x838x324 mm |
| Ingress protection | IP65 | IP65 |
| Cooling | forced-air | forced-air |
| Noise | 55 dB | 55 dB |
| Max operating temperature | 65 °C | 65 °C |
| Wi-Fi | Yes | Yes |
| Ethernet | Yes | Yes |
| Arc fault protection | - | - |
| Integrated DC switch | Yes | Yes |
| Warranty | - | 5 yrs |


## Related comparisons

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- [Deye SUN-70K-G vs SOFAR 70000TL-HV](https://comparepv.com/compare-inverters/deye-sun-70k-g/sofar-solar-sofar-70000tl-hv) - 10 differences, the largest is max ac power
- [Deye SUN-70K-G vs GoodWe GW70KHV-MT](https://comparepv.com/compare-inverters/deye-sun-70k-g/goodwe-gw70khv-mt) - 8 differences, the largest is max dc voltage


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Source: https://comparepv.com/compare-inverters/deye-sun-70k-g/deye-sun-70k-g03

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