VS
At a Glance
Power
288hp @ 5400
237hp @ 5000
Torque
280lb-ft @ 1900
258lb-ft @ 1500-4000
Fuel
26 mpg est.
27 mpg est.
Engine
2.0 L/121ci
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Choosing between the Audi A3 and the Cadillac Ct4 is one of the most common decisions car buyers in the United States face. The Audi A3 delivers 288hp @ 5400 while the Cadillac Ct4 produces 237hp @ 5000. On fuel, the A3 returns 26 mpg est. while the Ct4 uses 27 mpg est. — important in a market where fuel prices change monthly. Pricing starts at $44,500 for the A3 and $44,400 for the Ct4. 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.
Specification
Audi A3Premium Plus 2.0 TFSI quattro 2019 - From $44,500
Cadillac Ct44dr Sdn Sport 2026 - From $44,400
Performance
Power Output (hp)
288hp @ 5400
237hp @ 5000
Torque (lb-ft)
280lb-ft @ 1900
258lb-ft @ 1500-4000
Engine & Drivetrain
Engine Capacity
2.0 L/121ci
—
Cylinders
4
4
Fuel Type
Gasoline
Gasoline
Forced Induction Device
Turbocharged
Turbocharged
Transmission
Automatic
Automatic
Number of Gears
7
8
Drive Wheels
All Wheel
Rear Wheel Drive
Fuel Economy
Fuel Economy (Combined, est.)
26 mpg est.
27 mpg est.
Fuel Economy - City (mpg)
22mpg
22mpg
Fuel Economy - Highway (mpg)
29mpg
32mpg
Fuel Tank Capacity (gal)
14.5gal
17gal
Dimensions
Length (in)
175.8in
187.2in
Width (in)
70.7in
71.4in
Height (in)
54.8in
56.0in
Wheelbase (in)
103.6in
109in
Curb Weight (lbs)
3494lbs
3468lbs
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
Bluetooth
✓ Standard
✓ Standard
Backup Camera
✓ Standard
✓ Standard
Rear Parking Aid
✓ Standard
✓ Standard
Sunroof
✓ Standard
✓ Standard
Heated Seats
✓ Standard
✓ Standard
Power Seat Adjustment
—
✓ Standard
Keyless Entry
✓ Standard
✓ Standard
Alloy Wheels
✓ Standard
✓ Standard
The Verdict
Which Wins?
Overall Winner
Tie
1 / 4 categories
Performance
A3
Fuel Economy
Ct4
Value
Tied
Practicality
Tied
Pros & Cons
Audi A3
Well-rounded specification
Higher fuel consumption (26 mpg est.)
Higher starting price
Cadillac Ct4
Better fuel economy (27 mpg est.)
Lower starting price ($44,400)
Few notable weaknesses
Frequently Asked Questions
Which is more fuel efficient, the A3 or Ct4?
The A3 gets 26 mpg est. and the Ct4 gets 27 mpg est. on the combined cycle. The Ct4 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 A3 or Ct4?
The A3 produces 288hp @ 5400 and 280lb-ft @ 1900 of torque while the Ct4 delivers 237hp @ 5000 and 258lb-ft @ 1500-4000 of torque. The A3 is the more powerful option.
What is the price difference between the A3 and Ct4?
The A3 starts from $44,500 and the Ct4 from $44,400, a difference of just $100, which is negligible. At this price point the two are essentially tied on starting price. Final on-the-road pricing varies by dealer and specification.
Should I buy the A3 or the Ct4?
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