BMW2021 X3 M40i Specs

2021 (G01) BMW X3 M40i Specs & Performance

2021 - 2024 (G01)

Tech Specs Summary


3 L Inline 6 Turbo MHEV

155 mph

4.9 seconds

355 hp

26.7 mpg

5 Doors

5 Seats

19.4-56.5 ft3
lb
4,211 lbs
Front - AWD

Performance

Performance
Top Speed
155 mph
0-62 mph
4.9 seconds
0-60 mph
4.7 seconds
Power-to-Weight
11.86 lb/hp
Combined Power
355 hp
Combined Torque
369 lb·ft

Gas Mileage

Gas Mileage
Combined
26.7 mpg
Total Range
458 Miles
Tailpipe CO2
320 g/Mile

Electric Powertrain - Mild Hybrid

Electric Powertrain - Mild Hybrid
Peak Power
11 hp
11 ps
Peak Output
8 kW
Battery Size
0.53 kWh

Gasoline Engine - Mild Hybrid

Gasoline Engine - Mild Hybrid
Capacity
3 Liter
183 in3
Layout
Inline 6
Aspiration
Turbo
Peak Power
355 hp @ 5,200 RPM
360 ps @ 5,200 RPM
Peak Torque
369 lb·ft @ 1,900 RPM
500 N·m @ 1,900 RPM
Valvetrain
DOHC
Valves/Cylinder
4 (24v Total)
Fuel Delivery
Direct Injection
Position
Front Engine
Orientation
Longitudinal
Fuel
Gasoline
Fuel Tank Capacity
17.2 Gallons

More Engine Specs

More Engine Specs
Engine Name
B58B30
Compression Ratio
10.2:1
Bore x Stroke
3.228 x 3.724 in
Bore-Stroke Ratio
0.87:1
Under-Square
Specific Output
1.93 hp/in3
Power/Cylinder
59 hp
Cylinder Volume
30.5 in3
BMEP
304 PSI
21 Bar

Drivetrain & Chassis

Drivetrain & Chassis
Driven Wheels
AWD
All-wheel Drive
Transmission (AT)
8 Speeds
Front Tyre Size
245/45R20 W
Rear Tyre Size
275/40R20 W
Front Suspension
MacPherson Strut
Rear Suspension
Multi-Link
Front Brakes
Vented Disc
Rear Brakes
Vented Disc

Dimensions & Practicality

Dimensions & Practicality
Body
Medium SUV
Door Count
5
Seat Count
5
Luggage Space
19.4-56.5 ft3
Turning Radius
39.4 ft
Curb Weight
4,211 lbs
Gross Weight
5,478 lbs
Maximum Payload
1,267 lbs
Towing Capacity
1,653-5,291 lbs
Length
185.6 in
Width
74.7 in
Height
66 in
Wheelbase
112.8 in
Front Track
63.6 in
Rear Track
62.8 in
★★★★★
★★★★★
3.9

Performance Rating2.9
Environment Rating1
Practicality Rating3.4

Pros & Cons vs Rivals

Performance
Environment
Practicality
Luggage
City Driving
Road Trips

Similar Cars

BMW X3 M40d
(2018 - 2021)
...X3 M40d
BMW X3 M40d
(2021 - 2024)
...X3 M40d
Audi SQ5 quattro
(2017 - 2018)
...5 quattro
Mercedes GLC 43 AMG 4MATIC
(2016 - 2019)
...MG 4MATIC
Alpina XD3 Bi-Turbo
(2013 - 2017)
...Bi-Turbo
Porsche Macan GTS
(2020 - 2021)
...Macan GTS
✚ Show More

2021 BMW X3 M40i Rankings

Fastest BMWs #19 / 1.7K
Fastest SUVs / MPVs #123 / 4.9K
Best 0-62 mph BMWs #208 / 1.7K
Top HP/cu in BMWs #224 / 1.6K
Quickest 0-62 SUVs / MPVs #240 / 4.9K
Top BHP BMWs #247 / 1.7K
Top Power/Weight BMWs #292 / 1.7K
Top lb·ft BMWs #402 / 1.7K
Most Powerful SUVs / MPVs #463 / 4.9K
Best MPG Hybrid #786 / 900+
Best MPG BMWs #1,153 / 1.7K
Fastest #1,785 / 23K
Quickest 0-62 mph #1,989 / 23K
Most Powerful #2,480 / 23K
Best MPG SUVs / MPVs #3,603 / 4.9K
Best MPG #14,848 / 23K
Hide
▶Latest Video