Both the 4 Series Gran Coupe and the A5 Sportback have standard driver and passenger frontal airbags, front side-impact airbags, driver and front passenger knee airbags, side-impact head airbags, front seatbelt pretensioners, four-wheel antilock brakes, traction control, electronic stability systems to prevent skidding, daytime running lights, rearview cameras, available all wheel drive, crash mitigating brakes, lane departure warning systems, blind spot warning systems and around view monitors.
Compare the2019 BMW 4 Series Gran CoupeVS 2018 Audi A5 Sportback


Safety
Warranty
BMW pays for scheduled maintenance on the 4 Series Gran Coupe for 3 years and 36,000 miles. BMW will pay for oil changes, lubrication and any other required maintenance. Audi only pays for the first scheduled maintenance visit on the A5 Sportback.
There are over 16 percent more BMW dealers than there are Audi dealers, which makes it easier should you ever need service under the 4 Series Gran Coupe’s warranty.
Reliability
To reliably power the ignition and other systems and to recharge the battery, the 4 Series Gran Coupe has a standard 170-amp alternator. The A5 Sportback’s standard 110-amp alternator and largest (optional) 150-amp alternator aren’t as powerful.
J.D. Power and Associates rated the 4 Series Gran Coupe first among compact premium cars in their 2017 Initial Quality Study. The A5 Sportback isn’t in the top three in its category.
J.D. Power and Associates’ 2017 Initial Quality Study of new car owners surveyed provide the statistics that show that BMW vehicles are better in initial quality than Audi vehicles. J.D. Power ranks BMW 6th in initial quality, above the industry average. With 27 more problems per 100 vehicles, Audi is ranked 26th, below the industry average.
J.D. Power and Associates’ 2018 survey of the owners of three-year-old vehicles provides the long-term dependability statistics that show that BMW vehicles are more reliable than Audi vehicles. J.D. Power ranks BMW 8th in reliability, above the industry average. With 14 more problems per 100 vehicles, Audi is ranked 13th.
Engine
The 440i Gran Coupe’s standard 3.0 turbo 6 cyl. produces 70 more horsepower (322 vs. 252) and 59 lbs.-ft. more torque (332 vs. 273) than the A5 Sportback’s 2.0 turbo 4 cyl.
Fuel Economy and Range
On the EPA test cycle the 430i Gran Coupe xDrive gets better fuel mileage than the A5 Sportback (23 city/33 hwy vs. 21 city/30 hwy).
Regenerative brakes improve the 4 Series Gran Coupe’s fuel efficiency by converting inertia back into energy instead of wasting it. The A5 Sportback doesn’t offer a regenerative braking system.
Environmental Friendliness
The U.S. Environmental Protection Agency (EPA) certifies the BMW 4 Series Gran Coupe as a “Super Ultra Low Emissions Vehicle” (SULEV). The Audi A5 Sportback is only certified to “Ultra Low Emissions Vehicle” (ULEV) standards.
Transmission
An eight-speed automatic is standard on the BMW 4 Series Gran Coupe, for better acceleration and lower engine speed on the highway. Only a seven-speed automatic is available for the A5 Sportback.
Brakes and Stopping
The 4 Series Gran Coupe stops shorter than the A5 Sportback:
|
|
4 Series |
A5 |
|
| 70 to 0 MPH |
162 feet |
164 feet |
Car and Driver |
Tires and Wheels
Changing a flat tire near traffic can be dangerous and inconvenient. The run-flat tires available on the 4 Series Gran Coupe can be driven up to 50 miles without any air pressure, allowing you to drive to a service station for a repair. The A5 Sportback doesn’t offer run-flat tires.
Suspension and Handling
For better handling and stability, the average track (width between the wheels) on the 4 Series Gran Coupe is 1.1 inches wider in the rear than the track on the A5 Sportback.
The 4 Series Gran Coupe’s front to rear weight distribution is more even (50% to 50%) than the A5 Sportback’s (54.8% to 45.2%). This gives the 4 Series Gran Coupe more stable handling and braking.
For better maneuverability, the 4 Series Gran Coupe’s turning circle is .6 feet tighter than the A5 Sportback’s (37.1 feet vs. 37.7 feet).
Chassis
The 4 Series Gran Coupe is 3.6 inches shorter than the A5 Sportback, making the 4 Series Gran Coupe easier to handle, maneuver and park in tight spaces.
Passenger Space
The 4 Series Gran Coupe has .5 inches more front headroom and .9 inches more front legroom than the A5 Sportback.
Cargo Capacity
The 4 Series Gran Coupe has a larger trunk with its rear seat folded than the A5 Sportback with its rear seat folded (45.9 vs. 35 cubic feet).
Ergonomics
If the windows are left open on the 4 Series Gran Coupe the driver can close them all at the outside door handle. On a hot day the driver can lower the windows at the outside door handle or from a distance using the keyless remote. The driver of the A5 Sportback can’t use the remote to operate the windows.
In poor weather, headlights can lose their effectiveness as grime builds up on their lenses. This can reduce visibility without the driver realizing. The 4 Series Gran Coupe offers available headlight washers to keep headlight output high. The A5 Sportback doesn’t offer headlight washers.
To help drivers see further while navigating curves, the 4 Series Gran Coupe offers optional adaptive headlights to illuminate around corners automatically by reading vehicle speed and steering wheel angle. The A5 Sportback doesn’t offer cornering lights.
A power rear sunshade is optional in the 4 Series Gran Coupe to help block heat and glare for the rear passengers. The A5 Sportback doesn’t offer a rear sunshade.
The 4 Series Gran Coupe’s optional Parking Assistant can parallel park or back into a parking spot by itself, with the driver only controlling speed with the brake pedal. The A5 Sportback doesn’t offer an automated parking system.
Model Availability
The 4 Series Gran Coupe is available in both rear-wheel drive and all-wheel drive configurations. The A5 Sportback doesn’t offer a two-wheel drive configuration.
Recommendations
The 4 Series was chosen as one of Car and Driver’s “Top Ten” in 2014. The A5 Sportback has never been a Car and Driver “Top Ten” pick.
The 4 Series was chosen as one of Automobile Magazine’s “All Stars” in 2014. The A5 Sportback has never been an “All Star.”
The BMW 4 Series outsold the Audi A5/S5 by 86% during 2017.
