VS
At a Glance
Power
362hp
335hp
Torque
406lb-ft
317lb-ft
Engine
3.0 L/183cc
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Choosing between the Audi S5 and the BMW I4 is one of the most common decisions car buyers in the United States face. The Audi S5 delivers 362hp while the BMW I4 produces 335hp. Pricing starts at $63,300 for the S5 and $57,900 for the I4. Both vehicles have their merits. The right choice depends on your priorities: fuel economy, performance, towing ability, safety features or total cost of ownership. This comparison covers every specification available so you can make an informed decision.
Performance
Power Output (hp)
362hp
335hp
Torque (lb-ft)
406lb-ft
317lb-ft
Engine & Drivetrain
Engine Capacity
3.0 L/183cc
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Engine Layout
V
—
Cylinders
6
—
Fuel Type
Gasoline
Electric
Forced Induction Device
Turbocharged
—
Transmission
Automatic
Automatic
Number of Gears
7
1
Drive Wheels
All Wheel Drive
Rear Wheel Drive
Fuel Economy
Fuel Economy - City (mpg)
19 (2025)mpg
—
Fuel Economy - Highway (mpg)
28 (2025)mpg
—
Fuel Tank Capacity (gal)
14.8gal
—
Dimensions
Length (in)
190.3in
188.5in
Width (in)
73.2in
72.9in
Height (in)
56.5in
57in
Wheelbase (in)
114in
112.4in
Curb Weight (lbs)
4288lbs
4680lbs
Safety
ABS
✓ Standard
✓ Standard
Brake Assist
✓ Standard
✓ Standard
Stability Control
✓ Standard
✓ Standard
Traction Control
✓ Standard
✓ Standard
Driver Airbag
✓ Standard
✓ Standard
Passenger Airbag
✓ Standard
✓ Standard
Side Airbags Front
✓ Standard
✓ Standard
Curtain Airbags
✓ Standard
✓ Standard
Features & Tech
Air Conditioning
✓ Standard
✓ Standard
Climate Control
✓ Standard
✓ Standard
Cruise Control
✓ Standard
✓ Standard
Adaptive Cruise Control
✓ Standard
✓ Standard
Bluetooth
✓ Standard
✓ Standard
Backup Camera
✓ Standard
✓ Standard
Rear Parking Aid
✓ Standard
✓ Standard
Sunroof
✓ Standard
✓ Standard
Heated Seats
✓ Standard
✓ Standard
Power Seat Adjustment
✓ Standard
✓ Standard
Keyless Entry
✓ Standard
✓ Standard
Alloy Wheels
✓ Standard
✓ Standard
The Verdict
Which Wins?
Overall Winner
Tie
1 / 4 categories
Performance
S5
Fuel Economy
Tied
Value
I4
Practicality
Tied
Pros & Cons
Audi S5
More powerful engine (362hp)
Higher starting price
BMW I4
Lower starting price ($57,900)
Less power than rival (335hp vs 362hp)
Frequently Asked Questions
Which has more power, the S5 or I4?
The S5 produces 362hp and 406lb-ft of torque while the I4 delivers 335hp and 317lb-ft of torque. The S5 is the more powerful option.
What is the price difference between the S5 and I4?
The S5 starts from $63,300 and the I4 from $57,900. The I4 is cheaper by $5,400 at this variant level. Final on-the-road pricing varies by dealer and specification.
Should I buy the S5 or the I4?
It depends on your priorities. If fuel economy matters most, check the mpg figures above. If you need towing capacity, compare the towing ratings. For day-to-day driving - commutes, school runs and highway trips - consider ground clearance, service network coverage, and total cost of ownership including insurance and maintenance. Use the spec tables above to compare every detail before making your decision.
Also Consider