Question 1

Is the BMW M5 or Porsche 718 Cayman cheaper?

Accepted Answer

On the open Nordic market, the BMW M5 is a median 0% cheaper than the Porsche 718 Cayman (SEK 639,650 vs SEK 639,950, September 2026). Below we compare the two on price, price span, typical mileage, depreciation and supply — all from our price index.

Question 2

Which holds value better, BMW M5 or Porsche 718 Cayman?

Accepted Answer

On depreciation, the BMW M5 loses about 2.6% of its value per year versus 5.6% for the Porsche 718 Cayman — so the BMW M5 holds value best. Indicative, from regression on market data, not guarantees.

Metric	BMW M5	Porsche 718 Cayman
Median price	SEK 639,650	SEK 639,950
Price span (P5–P95)	SEK 330,900 – SEK 1,746,338	SEK 290,750 – SEK 1,290,459
Typical mileage	10,275 mil	4,995 mil
Depreciation / year	SEK 16,420 (2.6%/yr)	SEK 35,764 (5.6%/yr)
Supply in the Nordics	162 cars	64 cars
Days on market (median)	50 days	—