Compare the performance and features of the BMW 428i Gran Coupe 2015 and the BMW M3 Sedan 2015. Discover which luxury car is the perfect fit for your driving style and preferences.
| Feature | BMW 428i Gran Coupe 2015 | BMW M3 Sedan 2015 |
|---|---|---|
| Engine | 2.0L Turbocharged Inline-4 | 3.0L Twin-Turbocharged Inline-6 |
| Horsepower | 240 hp | 425 hp |
| Torque | 255 lb-ft | 406 lb-ft |
| Transmission | 8-speed automatic | 6-speed manual (optional: 7-speed dual-clutch automatic) |
| Drive Type | Rear-wheel drive | Rear-wheel drive |
| 0-60 mph Acceleration | 5.7 seconds | 4.1 seconds |
| Top Speed | 155 mph | 155 mph (electronically limited) |
| Fuel Economy (Combined) | 24 mpg | 20 mpg |
| Seating Capacity | 4 | 5 |
| Front Headroom | 40.3 inches | 40.3 inches |
| Rear Headroom | 37.1 inches | 37.7 inches |
| Front Legroom | 42.2 inches | 42.2 inches |
| Rear Legroom | 33.7 inches | 35.1 inches |
| Cargo Capacity | 17.7 cubic feet | 12 cubic feet |
| Weight | 3,595 lbs | 3,530 lbs |
| Length | 182.6 inches | 184.5 inches |
| Width | 71.9 inches | 73.9 inches |
| Height | 54.9 inches | 56.1 inches |
Engine
The BMW 428i Gran Coupe 2015 is equipped with a 2.0L Turbocharged Inline-4 engine, while the BMW M3 Sedan 2015 features a more powerful 3.0L Twin-Turbocharged Inline-6 engine. The M3 offers higher performance and greater power output compared to the 428i.
Horsepower and Torque
The 428i Gran Coupe produces 240 horsepower and 255 lb-ft of torque, whereas the M3 Sedan delivers a significantly higher 425 horsepower and 406 lb-ft of torque. The M3’s engine provides a more exhilarating driving experience with its increased power and torque figures.
Transmission and Drive Type
Both models offer rear-wheel drive, but the 428i Gran Coupe comes with an 8-speed automatic transmission, while the M3 Sedan offers a 6-speed manual transmission as standard (with an optional 7-speed dual-clutch automatic). The manual transmission in the M3 appeals to enthusiasts seeking a more engaging driving experience.
Acceleration and Top Speed
The M3 Sedan outperforms the 428i Gran Coupe in terms of acceleration. The M3 can go from 0 to 60 mph in just 4.1 seconds, while the 428i takes 5.7 seconds. Both models have a top speed electronically limited to 155 mph, providing impressive performance capabilities.
Fuel Economy
The 428i Gran Coupe offers better fuel efficiency with a combined rating of 24 mpg, compared to the M3 Sedan’s combined rating of 20 mpg. This makes the 428i a more economical choice for daily commuting and long-distance driving.
Seating Capacity and Dimensions
Both models can accommodate four passengers, but the M3 Sedan has an additional seating position, making it a five-seater. The dimensions of the two cars are quite similar, with minor variations in headroom, legroom, and cargo capacity.
Weight and Dimensions
The 428i Gran Coupe weighs 3,595 lbs, slightly more than the M3 Sedan which weighs 3,530 lbs. In terms of length, the 428i measures 182.6 inches, while the M3 is slightly longer at 184.5 inches. The M3 is also wider and taller, providing a more aggressive stance.
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