BMW M4 Convertible
Convertible · Gasoline
vs
BMW 840i
Coupe · Gasoline
BMW M4 Convertible
Car A
BMW M4 Convertible
The BMW M4 Convertible blends open-air driving with serious performance in a premium four-seat package. It suits buyers who prioritize speed and presence over ultimate efficiency and utility.
4 seatsConvertibleGasoline5-star safety503 hp
BMW 840i
Car B
BMW 840i
A premium coupe that blends 340 hp pace with usable four‑seat, 440 L practicality. Best for drivers who value performance and road‑trip versatility over urban convenience.
4 seatsCoupeGasoline5-star safety9.2 L/100km
Why compared different body typesame brandsame powertrainsame seatsdifferent segmentsimilar price

Usage fit

Family 36 / 47
City 28 / 18
Budget / value 19 / 37
Road trip 43 / 54
Performance 44 / 40
Cargo 19 / 22
Practical 16 / 31
Premium 64 / 67
Winter 26 / 30

Scores out of 100. Blue = BMW M4 Convertible · Orange = BMW 840i

Specs side-by-side

Spec BMW M4 Convertible BMW 840i
Values are representative — confirm for your market and trim.

Pros & cons

BMW M4 Convertible

  • Explosive 0–100 km/h in 3.9 s keeps drives engaging.
  • 503 hp and 650 Nm provide effortless passing power.
  • Four seats and a 400 L trunk make open-top road trips more feasible.
  • Strong safety ranking signal for those who also value protection.

BMW 840i

  • 4.6 s 0–100 km/h and 340 hp enable confident passing and highway merging
  • Four seats and a 440 L trunk suit weekend getaways and longer trips
  • Ranks well for safety in its class
  • Good value in its segment at a listed price of 85,000

Verdict

Pick BMW M4 Convertible if…
Lower entry price
BMW M4 Convertible starts lower, making it the stronger value pick if budget is a priority.
Pick BMW 840i if…
Performance & capability
BMW 840i is the choice if you want more power, speed, or all-weather capability.

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