VS
At a Glance
Power
668hp @ 6500
255hp @ 5800
Torque
659lb-ft @ 3600
295lb-ft @ 2000
Fuel
16 mpg est.
28 mpg est.
Engine
6.2L/376ci
2.0 L/122ci
Choosing between the Cadillac Ct5 V and the Mercedes-Benz E-Class is one of the most common decisions car buyers in the United States face. The Cadillac Ct5 V delivers 668hp @ 6500 while the Mercedes-Benz E-Class produces 255hp @ 5800. On fuel, the Ct5 V returns 16 mpg est. while the E-Class uses 28 mpg est. — important in a market where fuel prices change monthly. Pricing starts at $58,300 for the Ct5 V and $63,900 for the E-Class. 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
Cadillac Ct5 V4dr Sdn Blackwing 2026 - From $58,300
Mercedes-Benz E-ClassE 350 4MATIC Sedan 2026 - From $63,900
Performance
Power Output (hp)
668hp @ 6500
255hp @ 5800
Torque (lb-ft)
659lb-ft @ 3600
295lb-ft @ 2000
Engine & Drivetrain
Engine Capacity
6.2L/376ci
2.0 L/122ci
Cylinders
8
4
Fuel Type
Gasoline
—
Forced Induction Device
Supercharged
Turbocharged
Transmission
Manual
Automatic
Number of Gears
6
—
Drive Wheels
Rear Wheel Drive
All Wheel Drive
Fuel Economy
Fuel Economy (Combined, est.)
16 mpg est.
28 mpg est.
Fuel Economy - City (mpg)
13mpg
24mpg
Fuel Economy - Highway (mpg)
20mpg
33mpg
Fuel Tank Capacity (gal)
17.4gal
17.4gal
Dimensions
Length (in)
194.9in
194.9in
Width (in)
74.1in
73.7in
Height (in)
56.5in
57.9in
Wheelbase (in)
116in
116.6in
Curb Weight (lbs)
4123lbs
4189lbs
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 V
2 / 4 categories
Performance
Ct5 V
Fuel Economy
E-Class
Value
Ct5 V
Practicality
Tied
Pros & Cons
Cadillac Ct5 V
Lower starting price ($58,300)
Higher fuel consumption (16 mpg est.)
Mercedes-Benz E-Class
Better fuel economy (28 mpg est.)
Higher starting price
Frequently Asked Questions
Which is more fuel efficient, the Ct5 V or E-Class?
The Ct5 V gets 16 mpg est. and the E-Class gets 28 mpg est. on the combined cycle. The E-Class 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 Ct5 V or E-Class?
The Ct5 V produces 668hp @ 6500 and 659lb-ft @ 3600 of torque while the E-Class delivers 255hp @ 5800 and 295lb-ft @ 2000 of torque. The Ct5 V is the more powerful option.
What is the price difference between the Ct5 V and E-Class?
The Ct5 V starts from $58,300 and the E-Class from $63,900. The Ct5 V is cheaper by $5,600 at this variant level. Final on-the-road pricing varies by dealer and specification.
Should I buy the Ct5 V or the E-Class?
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