Denza B5 vs Polestar 4
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.
Plug-in hybrid fuel economy is shown as a hybrid (battery depleted) so it compares fairly with the other car. A PHEV's official "combined" figure assumes you start every trip fully charged, so real-world economy depends on how often you plug in. Electric range shows how far it goes before the petrol engine is needed.
Track the Denza B5 & Polestar 4
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Price Breakdown
The Denza B5 starts from $74,990 before on-road costs, while the Polestar 4 opens at $78,500. That makes the Denza B5 the more affordable entry point by $3,510.
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 $82,489 and $86,350 respectively.
The Polestar 4 currently qualifies for the electric-vehicle FBT exemption, which can dramatically reduce the effective cost for novated lease buyers. The Denza B5 does not: plug-in hybrids lost the fbt exemption on 1 april 2025.
Safety Rundown
Both the Denza B5 and Polestar 4 hold a 5-star ANCAP safety rating. Adult occupant protection scored 86% for the Denza B5 and 92% for the Polestar 4.
Where the two diverge is in active safety technology. We can confirm 9 of 10 key ADAS systems on the Polestar 4, against 4 on the Denza B5.
Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control.
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
31.8kWh 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 (7.4kW AC, 100kW DC). Real times vary with temperature, starting charge, charger output and the charging curve.
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.
Feature Showdown
The Denza B5 features a 15.6-inch touchscreen paired with a 12.3-inch digital dash, while the Polestar 4 gets a 15.4-inch display and 10.2-inch instruments. Apple CarPlay and Android Auto are standard across both.
The Denza B5 stands out with Apple CarPlay and Devialet audio — features our data doesn't list for the Polestar 4. The Polestar 4 counters with wireless Apple CarPlay/Android Auto, wireless charging, panoramic roof, heated front seats, ventilated seats, power tailgate, Bowers & Wilkins audio and ambient lighting. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the Denza B5 gets leather upholstery while the Polestar 4 offers synthetic leather.
Drivetrain
The Denza B5 uses a Petrol Turbo PHEV producing 400kW and 760Nm of torque, sent through a 1-speed auto to a AWD layout. It covers the 0-100km/h sprint in 4.8 seconds.
The Polestar 4 responds with a Electric Motor making 200kW and 343Nm, paired to a single-speed fixed gear driving the rear wheels. It gets to 100km/h in 7.1 seconds.
The Denza B5 has the clear power advantage at 400kW vs 200kW. In the 0-100 sprint (manufacturer-claimed), the Denza B5 is 2.3s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Battery: 31.8kWh (Denza B5) vs 100kWh (Polestar 4). DC fast charging peaks at 100kW (Denza B5) vs 200kW (Polestar 4).
Space & Comfort
The Denza B5 measures 4,888mm long on a 2,800mm wheelbase, 48mm longer than the Polestar 4 at 4,840mm (2,999mm wheelbase). The longer wheelbase on the Polestar 4 generally means more rear legroom.
Boot space is 470L in the Denza B5 and 526L in the Polestar 4, giving the Polestar 4 a 56L advantage.
For towing, the Denza B5 leads with a 3,000kg braked capacity vs 1,500kg. That 1,500kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.6m to 11.8m
Based on 11.8m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 11.6m 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: 6 years / 150,000km (Denza B5) vs 5 years / 999,999km (Polestar 4). The Denza B5 has longer coverage.
Who Should Buy Which?
Buy the Denza B5 if: You want the lower entry price, prioritise performance, value a longer warranty, need stronger towing, or prefer Denza's approach to design and ownership experience.
Buy the Polestar 4 if: You need more boot space, or prefer Polestar's approach to design and ownership experience.
The Verdict
The Denza B5 takes 5 of 8 key spec categories and comes in at a lower price. If boot space matters, the Polestar 4 has a clear edge. The Denza B5 adds peace of mind with a longer 6-year warranty. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, Denza B5 and Polestar 4?
The Denza B5 is the cheapest at $74,990 before on-road costs. That undercuts the Polestar 4 by $3,510.
Which is the most fuel-efficient?
The Denza B5 uses the least fuel at 1.9L/100km on the combined cycle.
Which is safest?
They are evenly matched on crash rating: Denza B5 and Polestar 4 all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which has the most boot space?
The Polestar 4 has the largest boot at 526L.
Which can tow the most?
The Denza B5 has the highest braked towing capacity at 3,000kg.
Which has the best warranty?
The Denza B5 has the longest warranty at 6 years / 150k km.
Which is the most powerful?
The Denza B5 makes the most power at 400kW. The Denza B5 is quickest to 100km/h in 4.8s.
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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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