Head to head · Fastback (EV)
Polestar 2 vs BMW i4
On the measures that matter most to a used buyer — value retention, reliability, fuel economy and insurance — the Polestar 2 comes out ahead of the BMW i4, winning 2 of the 3 categories where the two differ.
| Measure | Polestar 2 | BMW i4 |
|---|---|---|
| Est. value, ~3 years old | £17,700 (2023, 37,000 mi) | £25,050 (2023, 34,000 mi) |
| Value kept after 3 years | 46% | 55% · wins |
| Reliability (MOT-derived, /100) | 75 · wins | 56 |
| Average mpg | — | — |
| Insurance group | 36 · wins | 38 |
| Road tax / year | £200 | £200 |
| Typical annual service | £290 | £290 |
Valuations are each model's ~3-year-old example at typical mileage, through the same model behind the profiles. Adjust mileage, trim and condition in the interactive comparison →
2 vs i4 — quick answers
Which is more reliable, the 2 or the i4?
The Polestar 2 scores higher on Forecourt's MOT-derived reliability measure — 75 against the BMW i4's 56 out of 100.
Which holds its value better, the 2 or the i4?
The BMW i4 — it keeps about 55% of its original price after three years, against 46% for the Polestar 2.
How much does a used 2 cost compared with a i4?
A roughly three-year-old Polestar 2 is worth about £17,700 at typical mileage, against about £25,050 for the equivalent BMW i4.