2015 Infiniti Q50 3.7S
The 2015 Infiniti Q50 3.7S is a 328-hp 3.7-liter V6 with a 7-speed automatic w/sport mode and downshift rev matching and rear-wheel drive. It starts at $43,650 MSRP and is rated at 23 mpg combined.
It makes 328 horsepower at 7,000 rpm and 269 lb-ft of torque at 5200 rpm, spinning to a 7,500 rpm redline. EPA fuel-economy estimates are 20 mpg city and 29 mpg highway (23 mpg combined).
The Q50 measures 189.1 inches long on a 112.2-inch wheelbase and has a curb weight of 3,675 lb.
| Spec | Value |
|---|---|
| Price | |
| MSRP | $43,650 ($59,858 *) |
| MSRP with Destination | $44,555 ($61,099 *) |
| Destination Charge | $905 |
| Engine | |
| Engine Type | 3.7L V6 (VQ37VHR), DOHC 24-valve |
| Displacement | 3.7 L |
| Horsepower | 328 hp @ 7,000 rpm |
| Torque | 269 lb-ft @ 5200 rpm |
| Redline | 7,500 rpm |
| Valvetrain | DOHC, 4 valves/cylinder, Continuously Variable Valve Event and Lift (VVEL) |
| Bore and Stroke | 95.5 x 86.0 |
| Compression Ratio | 11:1 |
| Injection Type | Sequential multi-point fuel injection |
| Drivetrain | |
| Drive Type | Rear-Wheel Drive |
| Transmission | |
| Transmission | 7-speed automatic w/Sport mode and Downshift Rev Matching |
| 1st Gear | 4.783 (39 mph **) |
| 2nd Gear | 3.102 (60 mph **) |
| 3rd Gear | 1.984 (94 mph **) |
| 4th Gear | 1.371 (136 mph **) |
| 5th Gear | 1 (186 mph **) |
| 6th Gear | 0.87 (214 mph **) |
| 7th Gear | 0.775 (240 mph **) |
| Reverse | 3.858 |
| Final Drive | 3.133 |
| Fuel Economy | |
| City | 20 MPG |
| Highway | 29 MPG |
| Combined | 23 MPG |
| Recommended Fuel | Premium unleaded |
| Tank Capacity | 20 gal |
| Suspension | |
| Front Suspension | Independent double-wishbone w/stabilizer bar |
| Rear Suspension | Multi-link independent w/stabilizer bar |
| Turning Diameter | 36.7 ft |
| Brakes | |
| Front Brake Calipers | 4-piston |
| Front Brake Disc | 14.0 x 1.3 in, vented |
| Rear Brake Disc | 13.8 x 0.8 in, vented |
| Tires & Wheels | |
| Wheels Front | 19x8-in aluminum-alloy, split 5-spoke |
| Wheels Rear | 19x8-in aluminum-alloy, split 5-spoke |
| Tires Front | 225/40R19 (Dunlop) |
| Tires Rear | 225/40R19 (Dunlop) |
| Dimensions & Weight | |
| Length | 189.1 in |
| Width | 71.8 in |
| Height | 56.8 in |
| Wheelbase | 112.2 in |
| Front Track | 60.8 in |
| Rear Track | 61.8 in |
| Ground Clearance | 4.8 in |
| Cargo Volume | 13.5 ft³ |
| Curb Weight | 3,675 lbs |
| Weight Distribution (F/R) | 55.1% / 44.9% |
| Interior | |
| Headroom Front | 40.2 in |
| Headroom Rear | 37.5 in |
| Legroom Front | 44.5 in |
| Legroom Rear | 35.1 in |
| Shoulder Room Front | 56.7 in |
| Shoulder Room Rear | 56.1 in |
| Hip Room Front | 53.2 in |
| Hip Room Rear | 52.5 in |
* Amount adjusted for inflation to 2026 dollars
** Theoretical max speed per gear at redline