2025 BMW X4 M40i
The 2025 BMW X4 M40i is a 382-hp 3.0-liter turbocharged inline-6 SUV with an 8-speed steptronic automatic and all-wheel drive. It starts at $66,700 MSRP and is rated at 23 mpg combined.
It makes 382 horsepower at 5,800 rpm and 369 lb-ft of torque at 1800-5000 rpm. EPA fuel-economy estimates are 22 mpg city and 26 mpg highway (23 mpg combined).
The X4 measures 187.5 inches long on a 112.7-inch wheelbase and has a curb weight of 4,323 lb.
| Spec | Value |
|---|---|
| Price | |
| MSRP | $66,700 |
| MSRP with Destination | $67,875 |
| Destination Charge | $1,175 |
| Engine | |
| Engine Type | TwinPower Turbo inline-6 + 48V mild hybrid (B58) |
| Displacement | 3 L |
| Horsepower | 382 hp @ 5,800 rpm |
| Torque | 369 lb-ft @ 1800-5000 rpm |
| Valvetrain | DOHC 24V VALVETRONIC Double-VANOS |
| Bore and Stroke | 82.0 x 94.6 |
| Compression Ratio | 11.0:1 |
| Injection Type | High Precision Direct Injection, 48V MHEV (11 hp) |
| Drivetrain | |
| Drive Type | AWD (xDrive) |
| Transmission | |
| Transmission | 8-speed Steptronic automatic |
| 1st Gear | 5 |
| 2nd Gear | 3.2 |
| 3rd Gear | 2.143 |
| 4th Gear | 1.72 |
| 5th Gear | 1.314 |
| 6th Gear | 1 |
| 7th Gear | 0.822 |
| 8th Gear | 0.64 |
| Reverse | 3.456 |
| Final Drive | 3.385 |
| Fuel Economy | |
| City | 22 MPG |
| Highway | 26 MPG |
| Combined | 23 MPG |
| Recommended Fuel | Premium unleaded (AKI 91 recommended; 89 min) |
| Tank Capacity | 17.2 gal |
| Suspension | |
| Front Suspension | Aluminum double-joint spring strut axle |
| Rear Suspension | Five-link axle in lightweight steel construction |
| Turning Diameter | 40 ft |
| Brakes | |
| Front Brake Calipers | Four-piston fixed (M Sport) |
| Tires & Wheels | |
| Wheels Front | 7.5J x 19 LM |
| Wheels Rear | 7.5J x 19 LM |
| Tires Front | 245/50 R19 |
| Tires Rear | 245/50 R19 |
| Dimensions & Weight | |
| Length | 187.5 in |
| Width | 76.3 in |
| Height | 63.8 in |
| Wheelbase | 112.7 in |
| Front Track | 63.1 in |
| Rear Track | 64.8 in |
| Ground Clearance | 8 in |
| Cargo Volume | 18.5 ft³ |
| Curb Weight | 4,323 lbs |
| Weight Distribution (F/R) | 50.1% / 49.9% |
| Interior | |
| Headroom Front | 39 in |
| Headroom Rear | 37.2 in |
| Legroom Front | 40.7 in |
| Legroom Rear | 35.5 in |
| Shoulder Room Front | 57.5 in |
| Shoulder Room Rear | 56 in |