---
title: "Fronius Primo 4.6-1 vs Fronius Primo 5.0-1 AUS - Inverter Comparison | ComparePV"
description: "Compare Fronius Primo 4.6-1 vs Fronius Primo 5.0-1 AUS side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification."
source: "https://comparepv.com/compare-inverters/fronius-international-fronius-primo-4-6-1/fronius-international-fronius-primo-5-0-1-aus"
updated: 2026-01-16
---

# Fronius Primo 4.6-1 vs Fronius Primo 5.0-1 AUS

5.0-1 AUS leads on the differences that matter

The largest is max ac power: 0.40 kW apart. 20 of 24 comparable parameters are identical, with 8 more left out because at least one datasheet does not publish them.


## The two inverters


| Attribute | A | B |
| --- | --- | --- |
| Inverter | [Fronius Primo 4.6-1](https://comparepv.com/inverter/fronius-international-fronius-primo-4-6-1) | [Fronius Primo 5.0-1 AUS](https://comparepv.com/inverter/fronius-international-fronius-primo-5-0-1-aus) |
| Manufacturer | Fronius International | Fronius International |
| Rated AC power | 4.6 kW | 4.6 kW |
| Type | Grid-tie | Grid-tie |


## Where they differ

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


| Parameter | 4.6-1 | 5.0-1 AUS | Difference |
| --- | --- | --- | --- |
| Max AC power | 4.60 kW | 5.00 kW | 0.40 kW apart |
| Max PV power | 6.90 kW | 7.50 kW | 0.60 kW apart |
| DC/AC ratio | 1.50 | 1.63 | +0.13 for 5.0-1 AUS |
| Max AC current | 20.0 A | 21.7 A | 1.7 A apart |


## Every compared parameter


| Parameter | 4.6-1 | 5.0-1 AUS |
| --- | --- | --- |
| Rated AC power | 4.60 kW | 4.60 kW |
| Max AC power | 4.60 kW | 5.00 kW |
| Grid connection | Single-phase | Single-phase |
| Nominal AC voltage | 230 V | 230 V |
| Max AC current | 20.0 A | 21.7 A |
| Max PV power | 6.90 kW | 7.50 kW |
| DC/AC ratio | 1.50 | 1.63 |
| Max DC voltage | 1000 V | 1000 V |
| MPPT voltage range | 80-800 V | 80-800 V |
| Start voltage | 80 V | 80 V |
| MPP trackers | 2 | 2 |
| Strings per tracker | 2 | 2 |
| Max input current per tracker | 18.0 A | 18.0 A |
| European efficiency | 97.0 % | 97.1 % |
| Max efficiency | 98.1 % | 98.1 % |
| CEC efficiency | - | - |
| Battery input | - | - |
| Battery voltage | - | - |
| Max charge current | - | - |
| Backup power | - | - |
| Weight | 21.5 kg | 21.5 kg |
| Weight per kW | 4.7 kg/kW | 4.7 kg/kW |
| Dimensions | 645x431x204 mm | 645x431x204 mm |
| Ingress protection | IP65 | IP65 |
| Cooling | forced-air | forced-air |
| Noise | - | - |
| Max operating temperature | 55 °C | 55 °C |
| Wi-Fi | Yes | Yes |
| Ethernet | Yes | Yes |
| Arc fault protection | - | - |
| Integrated DC switch | Yes | Yes |
| Warranty | - | - |


## Related comparisons

- [Fronius Primo 4.6-1 vs Growatt MIN 4600TL-X2 (Pro)](https://comparepv.com/compare-inverters/fronius-international-fronius-primo-4-6-1/growatt-min-4600tl-x2-pro) - 13 differences, the largest is european efficiency
- [Fronius Primo 4.6-1 vs GoodWe GW4600-SS](https://comparepv.com/compare-inverters/fronius-international-fronius-primo-4-6-1/goodwe-gw4600-ss) - 15 differences, the largest is max dc voltage
- [Fronius Primo 4.6-1 vs Growatt MIN 4600TL-X](https://comparepv.com/compare-inverters/fronius-international-fronius-primo-4-6-1/growatt-min-4600tl-x) - 16 differences, the largest is max dc voltage
- [Fronius Primo 5.0-1 AUS vs Ginlong Solis S6-GR1P4.6K](https://comparepv.com/compare-inverters/fronius-international-fronius-primo-5-0-1-aus/ginlong-solis-s6-gr1p4-6k) - 15 differences, the largest is max dc voltage


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Source: https://comparepv.com/compare-inverters/fronius-international-fronius-primo-4-6-1/fronius-international-fronius-primo-5-0-1-aus

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