VS
At a Glance
Power
355hp @ 5500
237hp @ 5000
Torque
354lb-ft @ 1400
258lb-ft @ 1500-4000
Fuel
22 mpg est.
26 mpg est.
Engine
3.0 L/183ci
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Choosing between the Acura Tlx and the Cadillac Ct5 is one of the most common decisions car buyers in the United States face. The Acura Tlx delivers 355hp @ 5500 while the Cadillac Ct5 produces 237hp @ 5000. On fuel, the Tlx returns 22 mpg est. while the Ct5 uses 26 mpg est. — important in a market where fuel prices change monthly. Pricing starts at $52,300 for the Tlx and $50,200 for the Ct5. 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
Acura TlxType S SH-AWD 2021 - From $52,300
Cadillac Ct54dr Sdn Sport 2026 - From $50,200
Performance
Power Output (hp)
355hp @ 5500
237hp @ 5000
Torque (lb-ft)
354lb-ft @ 1400
258lb-ft @ 1500-4000
Engine & Drivetrain
Engine Capacity
3.0 L/183ci
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Engine Layout
V
—
Cylinders
6
4
Fuel Type
Gasoline
Gasoline
Forced Induction Device
Turbocharged
Turbocharged
Transmission
Automatic
Automatic
Drive Wheels
All Wheel Drive
Rear Wheel Drive
Fuel Economy
Fuel Economy (Combined, est.)
22 mpg est.
26 mpg est.
Fuel Economy - City (mpg)
19mpg
22mpg
Fuel Economy - Highway (mpg)
25mpg
31mpg
Fuel Tank Capacity (gal)
15.9gal
17.4gal
Dimensions
Length (in)
194.6in
193.8in
Width (in)
75.2in
74.1in
Height (in)
56.4in
57.2in
Wheelbase (in)
113in
116in
Curb Weight (lbs)
4221lbs
3685lbs
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
Cadillac Ct5
2 / 4 categories
Performance
Tlx
Fuel Economy
Ct5
Value
Ct5
Practicality
Tied
Pros & Cons
Acura Tlx
Well-rounded specification
Higher fuel consumption (22 mpg est.)
Higher starting price
Cadillac Ct5
Better fuel economy (26 mpg est.)
Lower starting price ($50,200)
Few notable weaknesses
Frequently Asked Questions
Which is more fuel efficient, the Tlx or Ct5?
The Tlx gets 22 mpg est. and the Ct5 gets 26 mpg est. on the combined cycle. The Ct5 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 Tlx or Ct5?
The Tlx produces 355hp @ 5500 and 354lb-ft @ 1400 of torque while the Ct5 delivers 237hp @ 5000 and 258lb-ft @ 1500-4000 of torque. The Tlx is the more powerful option.
What is the price difference between the Tlx and Ct5?
The Tlx starts from $52,300 and the Ct5 from $50,200. The Ct5 is cheaper by $2,100 at this variant level. Final on-the-road pricing varies by dealer and specification.
Should I buy the Tlx or the Ct5?
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