VS
At a Glance
Power
328hp @ 5450
325hp @ 5500
Torque
310lb-ft @ 2000
380lb-ft @ 2000-4000
Fuel
27 mpg est.
24 mpg est.
Engine
2.0 L/121ci
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Choosing between the Audi S3 and the Cadillac Ct4 V is one of the most common decisions car buyers in the United States face. The Audi S3 delivers 328hp @ 5450 while the Cadillac Ct4 V produces 325hp @ 5500. On fuel, the S3 returns 27 mpg est. while the Ct4 V uses 24 mpg est. — important in a market where fuel prices change monthly. Pricing starts at $52,000 for the S3 and $50,600 for the Ct4 V. 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)
328hp @ 5450
325hp @ 5500
Torque (lb-ft)
310lb-ft @ 2000
380lb-ft @ 2000-4000
Engine & Drivetrain
Engine Capacity
2.0 L/121ci
—
Cylinders
4
4
Fuel Type
Gasoline
Gasoline
Forced Induction Device
Turbocharged
Turbocharged
Transmission
Auto-Shift Manual w/OD
Automatic
Number of Gears
7
—
Drive Wheels
All Wheel Drive
Rear Wheel Drive
Fuel Economy
Fuel Economy (Combined, est.)
27 mpg est.
24 mpg est.
Fuel Economy - City (mpg)
23mpg
20mpg
Fuel Economy - Highway (mpg)
31mpg
29mpg
Fuel Tank Capacity (gal)
14.5gal
17gal
Dimensions
Length (in)
177.3in
187.2in
Width (in)
71.5in
71.4in
Height (in)
55.8in
56in
Wheelbase (in)
103.6in
109in
Curb Weight (lbs)
3549lbs
3616lbs
Safety
ABS
✓ Standard
✓ Standard
Brake Assist
✓ Standard
✓ Standard
Stability Control
✓ Standard
—
Traction Control
✓ 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
Audi S3
2 / 4 categories
Performance
S3
Fuel Economy
S3
Value
Ct4 V
Practicality
Tied
Pros & Cons
Audi S3
Better fuel economy (27 mpg est.)
Higher starting price
Cadillac Ct4 V
Lower starting price ($50,600)
Higher fuel consumption (24 mpg est.)
Frequently Asked Questions
Which is more fuel efficient, the S3 or Ct4 V?
The S3 gets 27 mpg est. and the Ct4 V gets 24 mpg est. on the combined cycle. The S3 is the more fuel-efficient choice. In real-world conditions with a mix of highway and urban driving, actual figures will be slightly higher.
Which has more power, the S3 or Ct4 V?
The S3 produces 328hp @ 5450 and 310lb-ft @ 2000 of torque while the Ct4 V delivers 325hp @ 5500 and 380lb-ft @ 2000-4000 of torque. They produce closely matched power outputs.
What is the price difference between the S3 and Ct4 V?
The S3 starts from $52,000 and the Ct4 V from $50,600. The Ct4 V is cheaper by $1,400 at this variant level. Final on-the-road pricing varies by dealer and specification.
Should I buy the S3 or the Ct4 V?
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