Mercedes-Benz EQB vs Polestar 3
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.
Price Breakdown
The Mercedes-Benz EQB starts from $84,900 before on-road costs, while the Polestar 3 opens at $99,900. That makes the Mercedes-Benz EQB the more affordable entry point by $15,000.
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 $93,390 and $109,890 respectively.
Both models qualify for Fringe Benefit Tax (FBT) exemption, which is a significant advantage for salary-sacrificed novated leases. Depending on your tax bracket, this can save $5,000-$15,000+ per year compared to an equivalent ICE vehicle.
Safety Rundown
Both the Mercedes-Benz EQB and Polestar 3 hold a 5-star ANCAP safety rating. Adult occupant protection scored 95% for the Mercedes-Benz EQB and 90% for the Polestar 3.
Where the two diverge is in active safety technology. The Polestar 3 packs more ADAS features with 10 out of 10 key systems fitted, compared to 6 in the Mercedes-Benz EQB.
Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control, a reversing camera. Airbag count is 7 in the Mercedes-Benz EQB and 8 in the Polestar 3. The Polestar 3 adds a 360-degree camera that the Mercedes-Benz EQB misses.
Feature Showdown
The Mercedes-Benz EQB features a 10.3-inch touchscreen, while the Polestar 3 gets a 14.5-inch display and 9-inch instruments. Apple CarPlay and Android Auto are standard across both.
The Polestar 3 counters with head-up display, panoramic roof, heated front seats, ventilated seats, power tailgate and Bowers & Wilkins audio that the Mercedes-Benz EQB does not offer. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Mercedes-Benz EQB uses a Electric producing 140kW and 375Nm of torque, sent through a automatic to a FWD layout. It covers the 0-100km/h sprint in 8.9 seconds.
The Polestar 3 responds with a Electric Motor making 245kW and 480Nm, paired to a single-speed fixed gear driving the rear wheels. It gets to 100km/h in 6.5 seconds.
The Polestar 3 has the clear power advantage at 245kW vs 140kW. In the real-world sprint, the Polestar 3 is 2.4s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Battery: 66.5kWh (Mercedes-Benz EQB) vs 92kWh (Polestar 3), giving WLTP ranges of 465km and 604km. DC fast charging peaks at 100kW (Mercedes-Benz EQB) vs 310kW (Polestar 3).
Space & Comfort
The Mercedes-Benz EQB measures 4,684mm long on a 2,829mm wheelbase, 216mm shorter than the Polestar 3 at 4,900mm (2,985mm wheelbase). The longer wheelbase on the Polestar 3 generally means more rear legroom.
Boot space is 495L in the Mercedes-Benz EQB and 597L in the Polestar 3, giving the Polestar 3 a 102L 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 11.8m
Based on 11.4m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 11.8m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
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 (Mercedes-Benz EQB) vs 5 years / 999,999km (Polestar 3). Both match on warranty length.
Who Should Buy Which?
Buy the Mercedes-Benz EQB if: You want the lower entry price, need stronger towing, or prefer Mercedes-Benz's approach to design and ownership experience.
Buy the Polestar 3 if: You prioritise performance, need more boot space, or prefer Polestar's approach to design and ownership experience.
The Verdict
The Polestar 3 takes 7 of 9 key spec categories. If boot space matters, the Polestar 3 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, Mercedes-Benz EQB and Polestar 3?
The Mercedes-Benz EQB is the cheapest at $84,900 before on-road costs. That undercuts the Polestar 3 by $15,000.
Which has the longest driving range?
The Polestar 3 has the most range at 604km (WLTP).
Which charges fastest?
The Polestar 3 accepts the highest DC charging at up to 310kW.
Which is safest?
They are evenly matched — Mercedes-Benz EQB and Polestar 3 all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which has the most boot space?
The Polestar 3 has the largest boot at 597L.
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 3 makes the most power at 245kW. The Polestar 3 is quickest to 100km/h in 6.5s.
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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