Polestar 4 vs Mercedes-Benz EQB
Two electric SUVs go head to head. Which EV is the better buy for Australian drivers in 2026?
Specifications and pricing correct at time of publishing. Prices are RRP before on-road costs unless stated otherwise. Always confirm with the manufacturer or dealer before purchasing.
Track the Polestar 4 & Mercedes-Benz EQB
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Price Breakdown
The Polestar 4 starts from $78,500 before on-road costs, while the Mercedes-Benz EQB opens at $84,900. That makes the Polestar 4 the more affordable entry point by $6,400.
Once you factor in stamp duty, registration, CTP insurance, and dealer delivery, expect to add roughly 8-12% on top of the RRP depending on your state. That puts estimated driveaway prices in the ballpark of $86,350 and $93,390 respectively.
Both models currently qualify for the electric-vehicle Fringe Benefits Tax exemption (battery-electric and under the $91,661 threshold; battery-electric and under the $91,661 threshold), a significant advantage for salary-sacrificed novated leases.
Safety Rundown
ANCAP safety ratings have not been published for both models yet. We will update this section when crash test results are available.
Charging Times
How long each takes to charge, from a household power point to ultra-rapid DC, estimated from battery size and max charge rates.
How long to charge
100kWh usablePublic DC
50kW charger · 0–80%
Ultra-rapid DC
up to 200kW · 0–80%
Estimates from usable battery size and the car's max charge rates (11kW AC, 200kW DC). Real times vary with temperature, starting charge, charger output and the charging curve.
How long to charge
66.5kWh usablePublic DC
50kW charger · 0–80%
Ultra-rapid DC
up to 100kW · 0–80%
Estimates from usable battery size and the car's max charge rates (11kW AC, 100kW DC). Real times vary with temperature, starting charge, charger output and the charging curve.
Feature Showdown
The Polestar 4 features a 15.4-inch touchscreen paired with a 10.2-inch digital dash, while the Mercedes-Benz EQB gets a 10.3-inch display and 10.3-inch instruments. Apple CarPlay and Android Auto are standard across both.
The Polestar 4 stands out with panoramic roof, heated front seats, ventilated seats, power tailgate and Bowers & Wilkins audio — features our data doesn't list for the Mercedes-Benz EQB. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Polestar 4 uses a Electric Motor producing 200kW and 343Nm of torque, sent through a single-speed fixed gear to a RWD layout. It covers the 0-100km/h sprint in 7.1 seconds.
The Mercedes-Benz EQB responds with a Electric making 140kW and 385Nm, paired to a automatic driving the front wheels. It gets to 100km/h in 8.9 seconds.
The Polestar 4 has the clear power advantage at 200kW vs 140kW. In the 0-100 sprint (manufacturer-claimed), the Polestar 4 is 1.8s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Battery: 100kWh (Polestar 4) vs 70.5kWh (Mercedes-Benz EQB), giving WLTP ranges of 620km and 465km. DC fast charging peaks at 200kW (Polestar 4) vs 100kW (Mercedes-Benz EQB).
Space & Comfort
The Polestar 4 measures 4,840mm long on a 2,999mm wheelbase, 156mm longer than the Mercedes-Benz EQB at 4,684mm (2,829mm wheelbase). The longer wheelbase on the Polestar 4 generally means more rear legroom.
Boot space is 526L in the Polestar 4 and 495L in the Mercedes-Benz EQB, giving the Polestar 4 a 31L advantage. The Mercedes-Benz EQB seats 7 vs 5.
For towing, the Mercedes-Benz EQB leads with a 1,800kg braked capacity vs 1,500kg. That 300kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.4m to 11.6m
Based on 11.6m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 11.4m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
Compare U-turns side by side
Turning Circle · U-turn compare
kerb-to-kerb, 2 cars0 of 2 clear a 7.0 m street in one sweep
Green cars complete the U-turn; amber need a 3-point turn. Drag the slider to test tighter streets.
Standard widths: AU local streets ~5.5–7 m; main roads ~9–12 m.
True Cost to Own
Running cost data is not yet available for both models. We will update when figures are confirmed.
Warranty: 5 years / 999,999km (Polestar 4) vs 5 years / 999,999km (Mercedes-Benz EQB). Both match on warranty length.
Who Should Buy Which?
Buy the Polestar 4 if: You want the lower entry price, prioritise performance, need more boot space, or prefer Polestar's approach to design and ownership experience.
Buy the Mercedes-Benz EQB if: You need stronger towing, or prefer Mercedes-Benz's approach to design and ownership experience.
The Verdict
The Polestar 4 takes 8 of 9 key spec categories and comes in at a lower price. If boot space matters, the Polestar 4 has a clear edge. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, Polestar 4 and Mercedes-Benz EQB?
The Polestar 4 is the cheapest at $78,500 before on-road costs. That undercuts the Mercedes-Benz EQB by $6,400.
Which has the longest driving range?
The Polestar 4 has the most range at 620km (WLTP).
Which charges fastest?
The Polestar 4 accepts the highest DC charging at up to 200kW.
What are the ANCAP safety ratings?
Polestar 4 holds a 5-star ANCAP rating. We have no published ANCAP rating for Mercedes-Benz EQB, so there is nothing to compare on crash performance. Compare the active-safety features above instead.
Which has the most boot space?
The Polestar 4 has the largest boot at 526L.
Which can tow the most?
The Mercedes-Benz EQB has the highest braked towing capacity at 1,800kg.
Which is the most powerful?
The Polestar 4 makes the most power at 200kW. The Polestar 4 is quickest to 100km/h in 7.1s.
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Disclaimer: All information in this comparison was believed to be correct at the time of publishing (20 April 2026). Prices are manufacturer recommended retail prices (RRP) and may vary by state, dealer, and options. Driveaway costs include estimated on-road costs for Victoria. Fuel economy figures are WLTP/ADR combined cycle. Specifications can change without notice. Always verify with the manufacturer before making a purchase decision. CarSorted does not accept payment for recommendations.
Auto-generated from CarSorted's specification data · 20 April 2026
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