2025 Cadillac CT4 vs 2025 Mercedes-Benz C-Class

$34,995 · Sedan

$48,450 · Sedan

Comparison Overview

The 2025 Cadillac CT4 bursts onto the scene offering aggressive American RWD performance with a starting price tag of just $34,995, powered by a spirited 237 hp engine. Its compact footprint (187.2 inches long) promises nimble handling, though cargo space is slightly limited at 10.7 cu ft. Contrast this with the sophisticated 2025 Mercedes-Benz C-Class, which commands a premium starting at $48,450, rewarding buyers with superior output: 255 hp and 295 lb-ft of torque. The Benz also edges out the Cadillac in efficiency, achieving 29 combined MPG versus the CT4's 26 MPG, despite needing premium fuel for both. While the C-Class is slightly wider at 74.4 inches, it delivers a higher level of immediate power and a marginally larger trunk space (11.6 cu ft), justifying its $13,455 MSRP difference through perceived luxury and higher baseline performance metrics.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Mercedes-Benz C-Class

The Mercedes-Benz C-Class offers superior fuel economy at 29 combined MPG compared to the CT4's 26 MPG.

👨‍👩‍👧‍👦 Best for Families

2025 Mercedes-Benz C-Class

The C-Class offers slightly more utility with 11.6 cu ft of cargo capacity compared to the CT4's 10.7 cu ft.

🏎️ Best for Enthusiasts

2025 Mercedes-Benz C-Class

The C-Class provides a tangible performance edge with 255 hp and 295 lb-ft of torque versus the CT4's 237 hp and 258 lb-ft.

💰 Best Value

2025 Cadillac CT4

The Cadillac CT4 saves the buyer $13,455 in starting MSRP while still delivering a competitive rear-wheel-drive experience.

Choose the Cadillac CT4 if...

Budget is a primary concern, given the CT4's significantly lower MSRP of $34,995.
You prefer a slightly tighter, more agile feel, as the CT4 is 0.2 inches narrower and the same length as the C-Class.
Rear-wheel drive handling is desired without paying the premium associated with the German badge.

Choose the Mercedes-Benz C-Class if...

You demand superior output, as the C-Class packs 255 hp and 295 lb-ft of torque.
Maximizing efficiency is key, with the C-Class achieving 35 highway MPG versus the CT4's 32 MPG.
You require slightly more storage space, as the C-Class offers 11.6 cu ft of cargo capacity.

Key Dimensions

Dimension	Cadillac CT4	Mercedes-Benz C-Class
Length	187.2"	187.0"
Width	71.4"	74.4"
Height	56.0"	56.6"
Wheelbase	109.0"	112.8"

Features Comparison

Safety

Feature	Cadillac	Mercedes-Benz
Blind Spot Monitor	✓	✓
Lane Departure Warning	✓	—
Lane Keeping Assist System	✓	—
Rear Cross Traffic Alert	✓	—
Pre-Collision Safety System	✓	✓
Post-Collision Safety System	✓	✓
Dual Front Side-Mounted Airbags	✓	✓
Dual Rear Side-Mounted Airbags	✓	—
Front Head Airbags	✓	✓
Rear Head Airbags	✓	✓
Passenger Airbag Occupant Sensing Deactivation	✓	✓
Electronic Stability Control	✓	✓
Traction Control System	✓	✓
LATCH System	✓	✓
Rear Door Child Safety Locks	✓	✓
Anti-lock Brakes (ABS)	4-Wheel	4-Wheel
Front Ventilated Disc Brakes	✓	✓
Rear Ventilated Disc Brakes	✓	✓
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Daytime Running Lights	✓	✓
Integrated Turn Signal Mirrors	✓	✓
Front Headrests	2	2
Front Height Adjustable Headrests	✓	—
Rear Headrests	2	3
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Driver Attention Alert	—	✓
Brake Drying	—	✓
Brake Preparation System	—	✓
Front Power Adjustable Headrests	—	✓

Engine

Feature	Cadillac	Mercedes-Benz
Base Engine Displacement	2.0 L	2.0 L
Number of Cylinders	inline 4	inline 4
Base Engine Type	gas	mild hybrid
Horsepower	237 hp @ 5000 rpm	255 hp @ 5800 rpm
Torque	258 lb-ft @ 1500 rpm	295 lb-ft @ 2000 rpm
Number of Valves	16	16
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓
Cylinder Deactivation	✓	—

Drive Train

Feature	Cadillac	Mercedes-Benz
Transmission Type	8-speed shiftable automatic	9-speed shiftable automatic
Drivetrain Type	rear wheel drive	rear wheel drive

Fuel

Feature	Cadillac	Mercedes-Benz
Fuel Type	premium unleaded (recommended)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	22/32 MPG	25/35 MPG
EPA Fuel Economy (Combined)	26 MPG	29 MPG
EPA Driving Range (City/Highway)	374.0/544.0 mi.	435.0/609.0 mi.
Fuel Tank Capacity	17.0 gal.	17.4 gal.

Comfort & Convenience

Feature	Cadillac	Mercedes-Benz
Push Button Start	✓	✓
Tilt and Telescopic Steering Wheel	✓	—
Transmission Controls on Steering Wheel	✓	✓
Cruise Control on Steering Wheel	✓	✓
Audio Controls on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Rear View Camera	✓	✓
Rear Parking Sensors	✓	✓
Wireless Charging Pad	✓	✓
Cruise Control	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Front Seatback Storage	✓	✓
Leather Steering Wheel	✓	✓
Dual Zone Climate Control	✓	✓
Rear Ventilation Ducts	✓	✓
Interior Air Filtration	✓	✓
Sun Sensor	✓	—
Dual Vanity Mirrors	✓	✓
Turn Signal Indicators in Mirrors	✓	✓
Power Tilt and Telescopic Steering Wheel	—	✓
Front Parking Sensors	—	✓
Automatic Parking Assist	—	✓
Universal Remote Transmitter	—	✓
Auto-Dimming Rearview Mirror	—	✓

In Car Entertainment

Feature	Cadillac	Mercedes-Benz
Infotainment Display	8.0 in	11.9 in
AM/FM Stereo	✓	✓
Speaker System	8	5
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
Auxiliary Audio Input	✓	—
USB Port with External Media Control	✓	✓
Memory Card Slot	✓	—
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	6 months
Speed Sensitive Volume Control	✓	—
Subwoofer Count	—	1

Power Feature

Feature	Cadillac	Mercedes-Benz
One-Touch Power Windows	4	4
Keyless Entry	✓	✓
Heated Mirrors	✓	✓
Moonroof Type	—	1st Row Power Glass

Frontseats

Feature	Cadillac	Mercedes-Benz
Front Head Room	38.3 in.	40.0 in.
Front Leg Room	42.4 in.	41.7 in.
Front Shoulder Room	55.2 in.	56.3 in.
Front Hip Room	53.0 in.	—
Seat Material: Leatherette	✓	✓
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	10-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Passenger Seat Power Adjustments	6-way	10-way
Passenger Seat Height Adjustment	✓	✓
Driver Seat Thigh Extension	—	✓
Driver Seat Memory Settings	—	3
Passenger Seat Lumbar Support	—	Power
Passenger Seat Memory Settings	—	3
Driver Seat Heating	—	Multi-level
Passenger Seat Heating	—	Multi-level

Rearseats

Feature	Cadillac	Mercedes-Benz
Rear Head Room	36.5 in.	37.5 in.
Rear Leg Room	33.4 in.	36.0 in.
Rear Shoulder Room	53.9 in.	55.6 in.
Rear Hip Room	52.5 in.	—
Split-Folding Rear Seatback	✓	✓
Folding Rear Seat Feature	✓	—
Pass-Thru Center Armrest	✓	—
Folding Center Armrest	—	✓

Tires and Wheels

Feature	Cadillac	Mercedes-Benz
Wheel Finish	Painted Alloy	—
Wheel Diameter	17 in	—
Tire Size	P225/45R17	245/40R18
Tire Type	✓	—
Wheel Material	—	Alloy
Wheel Size	—	18 x 8.5 in
Run Flat Tires	—	✓

Suspension

Feature	Cadillac	Mercedes-Benz
Four-Wheel Independent Suspension	✓	✓
Front Stabilizer Bar	✓	✓
Rear Stabilizer Bar	✓	✓

Warranty

Feature	Cadillac	Mercedes-Benz
Basic Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	6 yr./ 70000 mi.	4 yr./ 50000 mi.
Corrosion/Rust Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Roadside Assistance	6 yr./ 70000 mi.	4 yr./ 50000 mi.
Complimentary Scheduled Maintenance	1 yr./ unlimited mi.	—
Hybrid Component Warranty	—	6 yr./ 62000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 Cadillac CT4 and 2025 Mercedes-Benz C-Class.

How much more powerful is the Mercedes C-Class compared to the Cadillac CT4?

The 2025 Mercedes-Benz C-Class boasts 255 horsepower and 295 lb-ft of torque, giving it a noticeable advantage over the CT4's 237 hp and 258 lb-ft of torque.

Is the higher price of the C-Class justified by fuel economy gains?

The C-Class offers better efficiency at 29 combined MPG (25/35 City/Highway) compared to the CT4's 26 combined MPG (22/32 City/Highway), which may offset some of the $13,455 MSRP gap over many years of ownership.

Which vehicle has a better transmission setup?

The Mercedes C-Class features a 9-speed automatic transmission, which provides an extra gear for potentially smoother cruising and efficiency gains over the Cadillac CT4's 8-speed automatic.

How significant is the difference in size between the two sedans?

Dimensionally, the vehicles are very similar, but the C-Class is slightly wider at 74.4 inches compared to the CT4's 71.4 inches, and offers a fraction more cargo space at 11.6 cu ft versus 10.7 cu ft.

Do both cars require premium gasoline?

Yes, both the 2025 Cadillac CT4 recommends premium unleaded fuel, and the 2025 Mercedes-Benz C-Class requires it for its performance figures.

Are the driving dynamics fundamentally different due to the RWD layout?

Both vehicles utilize a rear-wheel-drive platform, suggesting a similar focus on balanced handling; however, the CT4's smaller exterior dimensions (187.2 inches length) might contribute to a perceived nimbleness relative to the slightly broader C-Class.