BMW
BMW Z4 G29 (2018–2022) Specs
Specifications, engines, dimensions and technical data.
Gen 3
2018 - 2026
G29
Roadster
W
L
H
WB
GC
Boot
Engine
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Power
—
Fuel
—
Gears
—
Platform
—
Body Style
Chassis
Engines
Quick Specs
Fuel
Fuel
Combined
Combined
Chassis & Body
Engine Lineup
| Trans | Engine | Gears | HP | Fuel | CO₂ |
|---|---|---|---|---|---|
| MT | 20i sDrive Steptronic | 6 | 197 HP | Petrol | — |
| AT | 30i sDrive Steptronic | 8 | 258 HP | Petrol | — |
| MT | M40i Steptronic | 6 | 340 HP | Petrol | — |
| MT | M40i Steptronic | 6 | 382 HP | Petrol | — |
Note: Performance figures may vary based on market and conditions.
BMW Z4 G29 overview
The BMW Z4 (G29) is the 3rd generation of the Z4, built from 2018 to 2022. It is offered as a Roadster with 4 engines (petrol), from 197 HP to 382 HP. The M40i (340 Hp) Steptronic accelerates from 0 to 100 km/h in 4.5 s, reaches a top speed of 250 km/h and is 4324 mm long.
How much horsepower does the BMW Z4 have?
The BMW Z4 (G29) has 197 HP to 382 HP, depending on the engine: 2.0 B48 (197 HP), 2.0 B48 (258 HP), 3.0 B58 (340 HP), 3.0 B58 (382 HP).
What engines are available for the BMW Z4?
The BMW Z4 is available with 4 engines: 2.0 B48 (197 HP, petrol), 2.0 B48 (258 HP, petrol), 3.0 B58 (340 HP, petrol), 3.0 B58 (382 HP, petrol).
What are the dimensions of the BMW Z4?
The BMW Z4 is 4324 mm long, 1864 mm wide, 1304 mm tall, with a 2470 mm wheelbase.
How fast is the BMW Z4?
The BMW Z4 M40i (340 Hp) Steptronic goes from 0 to 100 km/h in 4.5 s and has a top speed of 250 km/h.
Advanced Specs
Overview
| Generation | BMW Z4 G29 |
|---|---|
| Year | 2018–2022 |
| Platform | BMW CLAR |
| Variant | M40i (340 Hp) Steptronic |
| Body type | roadster |
| Engine type | Fuel |
| Fuel type | Petrol |
| Seats | 2 |
| Doors | 2 |
| Emission standard | Euro 6 d |
Power & torque
| Power | 340 HP |
|---|---|
| Power @ min rpm | 5000 rpm |
| Power @ max rpm | 6500 rpm |
| Torque | 500 Nm |
| Torque @ min rpm | 1600 rpm |
| Torque @ max rpm | 4500 rpm |
Performance
| Top speed | 250 km/h |
|---|---|
| 0–100 km/h | 4.5 s |
| 0–62 mph | 4.5 s |
Engine
| Engine code | B58B30M1 |
|---|---|
| Displacement | 2998 cc |
| Cylinders | 6 |
| Configuration | inline |
| Bore | 82.0 mm |
| Stroke | 94.6 mm |
| Compression ratio | 11 |
| Valves per cylinder | 4 |
| Injection system | Direct Injection |
| Aspiration | Twin Power Turbo Intercooler |
| Valvetrain | valvetronic |
| Oil capacity | 6.5 L |
| Coolant | 6.2 L |
| Engine layout | Front Longitudinal |
| Engine systems | Particulate Filter |
Drivetrain & transmission
| Drive | All wheel drive (4x4) |
|---|---|
| Powertrain architecture | Internal Combustion Engine |
| Gearbox type | Torque Converter |
| Gears | 8 |
| Gearbox code | 8hp51 |
| Gearbox manufacturer | zf |
Dimensions
| Length | 4324 mm |
|---|---|
| Width | 1864 mm |
| Height | 1304 mm |
| Wheelbase | 2470 mm |
| Front track | 1594 mm |
| Rear track | 1589 mm |
| Boot space | 281 L |
| Ground clearance | 114 mm |
| Turning circle | 11.0 m |
Mass
| Kerb weight | 1535 kg |
|---|---|
| Max weight | 1860 kg |
| Max load | 325 kg |
Consumption & emissions
| Fuel combined | 7.1 L/100km |
|---|---|
| Fuel urban | 9.2 L/100km |
| Fuel extra urban | 5.9 L/100km |
| CO₂ emissions | 162 g/km |
| Fuel tank | 52.0 L |
Chassis & brakes
| Front suspension | Double Wishbone |
|---|---|
| Rear suspension | Independent Multi Link Suspension |
| Front brakes | Ventilated Discs |
| Rear brakes | Ventilated Discs |
| Steering type | Steering Rack And Pinion |
| Power steering | Electric Steering |
| Tire size | 255/40 ZR18; 275/40 ZR18 |
| Wheel rims | 9J x 18; 10J x 18 |
| Assisting systems | Abs Anti Lock Braking System |
Efficiency ratios
| Weight-to-power | 4.5 kg/Hp, 221.5 Hp/tonne |
|---|---|
| Weight-to-torque | 3.1 kg/Nm, 325.7 Nm/tonne |
Other
| Start Of Production | 2018 |
|---|---|
| End Of Production | 2022 |
| Width Including Mirrors | 2024 |
| Front Overhang | 907 |
| Rear Overhang | 947 |
Performance
Engine speed (1k/rpm)
! Figures from catalog data; real-world values may differ.
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