2025 Acura TLX vs 2026 Mercedes-Benz C-Class

$45,400 · Sedan

$49,650 · Sedan

Comparison Overview

The 2025 Acura TLX pulses with aggressive intent, boasting a spirited 272 horsepower from its turbocharged engine, appealing to drivers who crave immediate, accessible performance right off the line. Conversely, the 2026 Mercedes-Benz C-Class charms with refined elegance and superior efficiency, achieving a 29 MPG combined rating compared to the TLX's 25 MPG combined. The Acura is longer at 194.6 inches, offering slightly more space, while the Mercedes wins on outright efficiency, delivering 35 MPG highway versus the TLX's 31 MPG highway, making the C-Class the frugal choice for long hauls. Despite the C-Class offering more torque at 295 lb-ft versus the TLX's 280 lb-ft, the TLX leads in horsepower, making it the snappier performer overall for the driver who prioritizes power density. Finally, the TLX undercuts the C-Class by a significant $4,250 MSRP difference.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 Mercedes-Benz C-Class

The 2026 Mercedes-Benz C-Class is the superior commuter due to its excellent 29 MPG combined efficiency versus the TLX's 25 MPG.

👨‍👩‍👧‍👦 Best for Families

2025 Acura TLX

The 2025 Acura TLX provides more utilitarian space, offering 13.5 cubic feet of cargo capacity compared to the C-Class's 11.6 cubic feet.

🏎️ Best for Enthusiasts

2025 Acura TLX

The 2025 Acura TLX excites with a higher horsepower rating of 272 hp compared to the C-Class's 255 hp.

💰 Best Value

2025 Acura TLX

The Acura TLX is the clear value winner, starting at an MSRP of $45,400, which is $4,250 less than the Mercedes-Benz C-Class.

Choose the Acura TLX if...

You prioritize outright power, as the TLX delivers 272 horsepower versus the C-Class's 255 horsepower.
You need maximum trunk space, where the TLX offers a larger 13.5 cubic feet of cargo capacity.
You want to save $4,250 upfront, as the TLX has a significantly lower starting MSRP of $45,400.

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

Fuel economy is paramount, given the C-Class achieves 35 MPG highway versus the TLX's 31 MPG highway.
You prefer the traditional handling dynamics afforded by the Rear Wheel Drive (RWD) layout.
You desire the highest torque output, as the C-Class provides 295 lb-ft compared to the TLX's 280 lb-ft.

Key Dimensions

Dimension	Acura TLX	Mercedes-Benz C-Class
Length	194.6"	187.0"
Width	75.2"	74.4"
Height	56.4"	56.6"
Wheelbase	113.0"	112.8"

Features Comparison

Safety

Feature	Acura	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	✓	✓
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 Solid Disc Brakes	✓	—
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
LED Headlights	✓	✓
Daytime Running Lights	✓	✓
Integrated Turn Signal Mirrors	✓	✓
Front Headrests	2	2
Front Fixed Headrests	✓	—
Rear Headrests	3	3
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Driver Attention Alert	—	✓
Brake Drying	—	✓
Rear Ventilated Disc Brakes	—	✓
Brake Preparation System	—	✓
Headlight Delay-Off	—	✓
Front Power Adjustable Headrests	—	✓

Engine

Feature	Acura	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	272 hp @ 6500 rpm	255 hp @ 5800 rpm
Torque	280 lb-ft @ 1600 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	✓	✓

Drive Train

Feature	Acura	Mercedes-Benz
Transmission Type	10-speed shiftable automatic	9-speed shiftable automatic
Drivetrain Type	front wheel drive	rear wheel drive

Fuel

Feature	Acura	Mercedes-Benz
Fuel Type	premium unleaded (recommended)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	22/31 MPG	25/35 MPG
EPA Fuel Economy (Combined)	25 MPG	29 MPG
EPA Driving Range (City/Highway)	349.8/492.9 mi.	435.0/609.0 mi.
Fuel Tank Capacity	15.9 gal.	17.4 gal.

Comfort & Convenience

Feature	Acura	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	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	✓
Wireless Charging Pad	✓	✓
Adaptive Cruise Control	✓	—
Universal Remote Transmitter	✓	✓
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	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	✓
Power Tilt and Telescopic Steering Wheel	—	✓
Automatic Parking Assist	—	✓
Cruise Control	—	✓

In Car Entertainment

Feature	Acura	Mercedes-Benz
Infotainment Display	12.3 in	11.9 in
AM/FM Stereo	✓	✓
ELS Studio Speakers	✓	—
Speaker System	13	5
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
Auxiliary Audio Input	✓	—
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Speed Sensitive Volume Control	✓	—
Subwoofer Count	—	1
Satellite Radio Trial Period	—	6 months

Power Feature

Feature	Acura	Mercedes-Benz
One-Touch Power Windows	4	4
Moonroof Type	1st Row Power Glass	1st Row Power Glass
Keyless Entry	✓	✓
Reverse Tilt Passenger Mirror	✓	—
Heated Mirrors	✓	✓

Frontseats

Feature	Acura	Mercedes-Benz
Front Head Room	37.2 in.	40.0 in.
Front Leg Room	42.5 in.	41.7 in.
Front Shoulder Room	58.2 in.	56.3 in.
Front Hip Room	55.8 in.	—
Seat Material: Premium Leather	✓	—
Front Seat Type: Sport	✓	—
Driver Seat Power Adjustments	8-way	10-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	2	3
Passenger Seat Power Adjustments	8-way	10-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	Power
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Seat Material: Leatherette	—	✓
Front Seat Type: Bucket	—	✓
Driver Seat Thigh Extension	—	✓
Passenger Seat Memory Settings	—	3

Rearseats

Feature	Acura	Mercedes-Benz
Rear Head Room	36.3 in.	37.5 in.
Rear Leg Room	34.9 in.	36.0 in.
Rear Shoulder Room	55.0 in.	55.6 in.
Rear Hip Room	54.6 in.	—
Split-Folding Rear Seatback	✓	✓
Folding Center Armrest	—	✓

Tires and Wheels

Feature	Acura	Mercedes-Benz
Wheel Finish	Painted Alloy	—
Wheel Size	19 x 8.5 in	18 x 8.5 in
Tire Type	All Season	—
Tire Size	P255/40R	245/40R18
Wheel Material	—	Alloy
Run Flat Tires	—	✓

Suspension

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

Warranty

Feature	Acura	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	5 yr./ unlimited mi.	4 yr./ 50000 mi.
Roadside Assistance	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Complimentary Scheduled Maintenance	1 yr./ 12000 mi.	—
Hybrid Component Warranty	—	6 yr./ 62000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 Acura TLX and 2026 Mercedes-Benz C-Class.

Which sedan offers better daily driving efficiency for my commute?

The 2026 Mercedes-Benz C-Class wins the efficiency battle comfortably, posting a combined 29 MPG versus the 2025 Acura TLX's 25 MPG combined. This 4 MPG advantage translates to fewer stops at the pump over the course of a year.

How significant is the difference in performance between these two sedans?

While the C-Class has a torque edge (295 lb-ft vs. 280 lb-ft), the Acura TLX outputs more peak horsepower at 272 hp, suggesting a slightly livelier top-end feel compared to the Benz’s 255 hp.

Is the extra cost of the Mercedes-Benz C-Class justified by its size or features?

The C-Class has a starting MSRP of $49,650, making it $4,250 more expensive than the TLX. However, the TLX is physically larger at 194.6 inches long and offers superior cargo capacity at 13.5 cu ft.

What impact does the drivetrain (FWD vs. RWD) have on the driving experience?

The 2025 Acura TLX utilizes Front Wheel Drive (FWD), typically emphasizing stability, whereas the 2026 Mercedes-Benz C-Class uses Rear Wheel Drive (RWD), which enthusiasts often prefer for balanced handling characteristics.

Are there major differences in the fuel requirements?

Both premium unleaded fuels are recommended or required, but the TLX specifies its 272 hp engine runs on recommended premium, while the C-Class requires premium fuel for its 255 hp output.

If cargo space is tight, which sedan should I choose?

If maximizing cargo volume is key, the 2025 Acura TLX is the better fit, providing 13.5 cubic feet for luggage. The 2026 Mercedes-Benz C-Class offers significantly less, with only 11.6 cubic feet in its trunk.