The usual asking price for a used Mercedes-Benz GLB in NZ is $42,488 to $66,740. The typical one is $53,993 with about 39,000 km. The 2020–26 petrol model rates an estimated 5 stars for safety.
Prices from 14 dealer listings · 12 October 2026
- Typical price
- $53,993
- Dearer than 90% of the SUVs we track
- Usual price range
- $42k–$67k
- Typical kilometres
- 39,000
- Years for sale
- 2020–25
Figures cover every GLB engine listed: GLB 250, GLB 35 and GLB 200.
What it costs
Check a GLB's asking price
Compared with dealer asking prices. Condition and history move a fair price too.
For sale now
14 listed by NZ dealers now, from $40,995.
See all 14 for saleWhat it costs to run
2020–26 · Petrol
- Running cost a year
- $4,130
- 50% of the used cars we track cost less to run
- Fuel use
- 8.6 L/100km
Against an electric car
The 2019 Nissan Leaf costs $2,480 a year less to run, and puts out 2.6 tonnes less CO₂e
| A year | 2026 Mercedes-Benz GLB | 2019 Nissan Leaf |
|---|---|---|
| Uses | 8.6 L/100 km | 18 kWh/100 km |
| Fuel or power | $4,130 | $580 |
| Road user charges | $0 | $1,060 |
| Total | $4,130 | $1,650 |
| CO₂e | 2,840 kg | 220 kg |
Power at 21.1c/kWh: 50% of New Zealand's 42.1c, as retailers' overnight EV plans charge (an assumption). Rightcar's energy use plus 10% for charging losses; 91 petrol at $3.43/L (MBIE, week to 2 October 2026). Servicing, tyres and insurance aren't included.
Paying for it
Work out a loan on $53,993
Enter an interest rate to see the total.
Estimate only. Not an offer of finance or financial advice. Your lender sets the rate, fees and approval.
How safe it is
2020–26 · Petrol
- Safety rating (estimated)
- Safer than 53% of the used cars we track
| Model years and fuel | Safety stars | Fuel use | Running cost a year |
|---|---|---|---|
| 2020–26 · Petrol | 5 out of 5 | 8.6 L/100km | $4,130 |
On NZ roads
- Registered
- 683
- Less common than 97% of the models we track
- Imported used
- 2%
- Typical year
- 2022
Rivals
Similar SUVs
.jpg){kind=link}
Questions
How much should I pay for a used Mercedes-Benz GLB?
Half of the used GLBs listed by NZ dealers on 12 October 2026 are priced between $42,488 and $66,740, and the typical one is $53,993 with about 39,000 km.
How safe is a used Mercedes-Benz GLB?
The 2020–26 petrol model rates an estimated 5 stars out of 5, in the Vehicle Safety Risk Rating 2025, shown on Rightcar by NZTA. An estimated rating is Rightcar's for models with too little crash data yet.
How much does a used Mercedes-Benz GLB cost to run?
At 14,000 km a year, about $4,130 a year for the 2020–26 petrol model. That's Rightcar's real-world fuel use, with fuel at MBIE's national average for the week to 2 October 2026 (91 petrol at $3.43/L). Servicing, insurance and repairs are extra.
How many GLBs are in NZ?
683 were registered in NZ in the NZTA Motor Vehicle Register for March 2026. 2% of them came into the country used, and the typical one is a 2022.
Are these the prices cars actually sell for?
No, they are dealer asking prices. Dealers usually ask more than private sellers, because they sell under the Consumer Guarantees Act and price in reconditioning and a margin. A car's condition and history move its fair price too.
Sources
Prices: used cars listed by NZ dealers, read 12 October 2026.
Safety: Vehicle Safety Risk Rating 2025, an estimate for models with too little crash data, via Rightcar (NZTA). Fuel and energy use: Rightcar.
Running cost at 14,000 km a year: 91 petrol at $3.43/L (MBIE national average, week to 2 October 2026).
On NZ roads: NZTA Motor Vehicle Register, March 2026.
Photo: Dinkun Chen, CC BY-SA 4.0, via Wikimedia Commons. Other photo credits