Head to head

Polestar 4 vs Kia EV9

A side-by-side comparison of published UK specifications, including WLTP range figures.

This comparison is generated automatically from published manufacturer specifications, not from hands-on testing. It sets the two cars' figures side by side; it is not a road test.

Car A

Polestar 4 electric car

Polestar 4

From £60,000 · 335 miles

Read the Polestar 4 review

Car B

Kia EV9 electric car

Kia EV9

From £65,000 · 315 miles

Read the Kia EV9 review

The verdict

The Polestar 4 offers more range — 335 miles WLTP against 315, a gap of about 20 miles between charges. The Polestar 4 is the better fit for families needing extra boot space, with 526 litres and 5 seats versus 333 litres and 7 in the Kia EV9. On price the Polestar 4 starts about £5,000 lower, while the quicker of the two to 60mph is the Polestar 4 at 3.8s.

On the measured specifications below, the Polestar 4 leads in 5 areas and the Kia EV9 in 1.

Specs side by side

Price from (new)(Lower is better)

Polestar 4£60,000
Kia EV9£65,000

Range (WLTP)

Polestar 4335 miles
Kia EV9315 miles

Battery

Polestar 4100 kWh
Kia EV999.8 kWh

Body type

Polestar 4SUV
Kia EV9SUV

Seats

Polestar 45
Kia EV97

Boot space

Polestar 4526 litres
Kia EV9333 litres

0–60 mph(Lower is better)

Polestar 43.8s
Kia EV95.3s

Standout feature

Polestar 4No rear window, huge rear-seat space
Kia EV9Seven full-size seats and 800V rapid charging

How they score

Each attribute is a percentile against every EV on sale in the UK — 100 means best in the dataset. These are the same attributes our recommender uses.

Range

Polestar 489/100
Kia EV977/100

Price

Polestar 423/100
Kia EV918/100

Family space

Polestar 469/100
Kia EV931/100

Performance

Polestar 492/100
Kia EV973/100

Tech

Polestar 468/100
Kia EV968/100

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