Specifications

2019 BMW X3 M40i

Full specifications for the 2019 BMW X3 M40i: engine, performance, fuel economy, dimensions and weights.

Updated 29·08·2026 Model year 2019 Body SAV (SUV)
355 hp Power
23 mpg Fuel, combined 10.2 L/100 km
M40i sDrive30i xDrive30i
US MARKET DATA
ENGINE & TRANSMISSION
Engine6-cyl · 3.0L · turbo · Premium Gasoline
Displacement3000 cc
Cylinders6
Power355 hp
TransmissionAutomatic (S8)
DrivetrainAll-Wheel Drive
PERFORMANCE
MPG city20
MPG highway27
MPG combined23 · 10.2 L/100 km
CO₂392 g/mile · 244 g/km
DIMENSIONS
Length185.4 in · 4710 mm
Width74.4 in · 1890 mm
Height66.1 in · 1680 mm
Wheelbase112.6 in · 2860 mm
WEIGHTS & CAPACITIES
Curb weight4228 lb · 1918 kg

Figures based on official manufacturer materials. Actual values may vary by configuration and market.