Mercedes EQA Home Charging Guide
The Mercedes EQA (66.5kWh battery, 426km range) supports three-phase AC charging at up to 11kW. On a home charger, it adds 39km of range per hour on single-phase and charges from 20% to full in 7.6 hours.
Mercedes EQA Specs
Indicative NZ pricing, June 2026. Verify with the dealer.
How Long to Charge a Mercedes EQA at Home
| Charger Type | Power | Range Added/hr | 20% to 100% | Suitable? |
|---|---|---|---|---|
| Single-phase | 7.4kW | 39km | 7.6 hrs | Recommended |
| Three-phase | 11kW | 61km | 4.8 hrs | Faster |
| Three-phase | 22kW | 61km | 4.8 hrs | No benefit |
How Much Does It Cost to Charge a Mercedes EQA?
| Region | Full charge (electricity) | Electricity /100km | Running cost /100km (incl RUC) | Annual saving vs petrol |
|---|---|---|---|---|
| AKL | $19 | $6.2 | $13.8 | $1,163 |
| NTL | $19 | $6.4 | $14.0 | $1,136 |
| WKO | $19 | $6.2 | $13.8 | $1,163 |
| BOP | $19 | $6.2 | $13.8 | $1,163 |
| GIS | $20 | $6.6 | $14.2 | $1,109 |
| HKB | $19 | $6.4 | $14.0 | $1,136 |
| TKI | $19 | $6.4 | $14.0 | $1,136 |
| MWT | $19 | $6.4 | $14.0 | $1,136 |
| WGN | $19 | $6.2 | $13.8 | $1,163 |
| NSN | $19 | $6.4 | $14.0 | $1,136 |
| MBH | $19 | $6.4 | $14.0 | $1,136 |
| WTC | $20 | $6.8 | $14.4 | $1,082 |
| CAN | $18 | $6.1 | $13.7 | $1,189 |
| OTA | $19 | $6.2 | $13.8 | $1,163 |
| STL | $18 | $5.9 | $13.5 | $1,216 |
Based on 15,000km/year and regional average power prices (33-38c/kWh band). Running cost includes Road User Charges of $7.60/100km. Petrol comparison: 8.3L/100km at an estimated $2.60/L (editorial estimate; pump prices vary). Solar charging cuts the electricity component, not RUC. Overnight EV power plans can lower the electricity cost further.
Best Home Chargers for a Mercedes EQA
Three-phase compatible
Three-phase compatible
Three-phase compatible
The Mercedes EQA supports three-phase charging at up to 11kW. While a single-phase 7kW charger works fine for overnight charging, upgrading to an 11kW three-phase charger cuts charge time by about 37%.
Road User Charges and the Mercedes EQA
Since 1 April 2024, light battery EVs like the Mercedes EQA pay Road User Charges of $76 per 1,000km (about $7.60 per 100km), while petrol cars pay excise at the pump. The running-cost figures on this page include RUC, and the Mercedes EQA still works out well ahead of a comparable petrol car at home-charging rates. There is no EV purchase rebate or FBT exemption in New Zealand.
Read our full Road User Charges guideGet a Mercedes EQA Home Charger Installed
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Get Free QuotesMercedes EQA Home Charging FAQ
How long does it take to charge a Mercedes EQA at home?
On a standard 7kW single-phase home charger, a Mercedes EQA charges from 20% to 100% in about 7.6 hours, adding roughly 39km of range per hour. The Mercedes EQA supports three-phase charging at up to 11kW, which reduces charge time to 4.8 hours (61km/hr). Overnight charging on either setup is more than enough for daily driving.
How much does it cost to charge a Mercedes EQA at home?
A full charge (20% to 100%) costs about $18-$20 of electricity depending on your region (NZ residential rates run roughly 33-38c/kWh; overnight EV plans can lower this). On top of electricity, light EVs pay Road User Charges of $76 per 1,000km, so the Mercedes EQA's full running cost is around $13.8 per 100km. A comparable petrol car costs about $22 per 100km at an estimated $2.60/L, which works out to savings of up to $1,216 a year over 15,000km of driving.
What is the best home charger for a Mercedes EQA?
The best home chargers for a Mercedes EQA are Wallbox, ABB, CTEK. Since the Mercedes EQA supports three-phase AC charging, a three-phase charger (11kW or 22kW) will unlock faster charging speeds. All recommended chargers support smart scheduling, so they can follow the cheap overnight window if you are on an EV power plan.
Do I need three-phase power for a Mercedes EQA?
The Mercedes EQA can take advantage of three-phase power with its 11kW onboard charger, charging about 56% faster than single-phase. However, a 7kW single-phase charger still adds 39km/hr, which is plenty for overnight charging. Three-phase is a nice-to-have, not a must-have.
Does the Mercedes EQA pay Road User Charges in New Zealand?
Yes. Like all light battery EVs in New Zealand, the Mercedes EQA has paid Road User Charges since 1 April 2024: $76 per 1,000km, bought in 1,000km blocks (an admin fee of about $12.44 applies per online purchase). Petrol cars pay fuel excise at the pump instead. Even with RUC included, the Mercedes EQA typically costs much less per kilometre than a petrol equivalent when charged at home. There are no EV purchase rebates in NZ (the Clean Car Discount ended in December 2023) and no FBT exemption.
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