2026 Acura RDX vs 2026 Mercedes-Benz GLC

$45,100 · Crossover

$49,550 · Crossover

Comparison Overview

Trying to decide between premium performance and budget consciousness in a new luxury crossover? The choice between the 2026 Acura RDX and the 2026 Mercedes-Benz GLC boils down to balancing upfront cost against running efficiency. The RDX offers immediate savings, priced at $45,100 compared to the GLC’s $49,550, a difference of $4,450. Power delivery is different too: the RDX boasts 272 hp against the GLC’s 255 hp, though the Mercedes counters with more pulling power at 295 lb-ft of torque versus the Acura’s 280 lb-ft. Where the GLC truly pulls ahead is efficiency; it achieves 27 MPG combined, significantly better than the RDX's 23 MPG combined. However, the RDX provides more hauling capability, offering 29.5 cu ft of cargo space compared to the GLC's 21.9 cu ft, making those weekly runs easier.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 Mercedes-Benz GLC

Superior fuel economy, netting 27 MPG combined versus the RDX's 23 MPG, saves money over time.

👨‍👩‍👧‍👦 Best for Families

2026 Acura RDX

The RDX offers significantly more practical storage with 29.5 cu ft of cargo capacity against the GLC's 21.9 cu ft.

🏎️ Best for Enthusiasts

2026 Acura RDX

The RDX provides a higher horsepower rating at 272 hp, suggesting a sportier performance edge.

💰 Best Value

2026 Acura RDX

It costs $4,450 less upfront while still providing all-wheel drive and more cargo room.

Choose the Acura RDX if...

Budget is a primary concern and you prefer saving $4,450 on the sticker price.
You frequently carry large items and prioritize maximum utility with 29.5 cu ft of cargo space.
You prefer the default all-wheel drive capability provided by the RDX.

Choose the Mercedes-Benz GLC if...

You value fuel economy, as the GLC achieves 32 MPG on the highway versus the RDX's 27 MPG highway rating.
You prefer a stronger low-end pull, as the GLC generates 295 lb-ft of torque.
Rear-wheel drive dynamics appeal more to your driving preferences.

Key Dimensions

Dimension	Acura RDX	Mercedes-Benz GLC
Length	187.4"	185.7"
Width	74.8"	74.4"
Height	65.7"	64.6"
Wheelbase	108.3"	113.1"

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 Height Adjustable 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	—	✓
Adaptive Headlights	—	✓
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	all wheel drive	rear wheel drive
[object Object]	✓	—
[object Object]	✓	—

Fuel

Feature	Acura	Mercedes-Benz
Fuel Type	premium unleaded (recommended)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	21/27 MPG	24/32 MPG
EPA Fuel Economy (Combined)	23 MPG	27 MPG
EPA Driving Range (City/Highway)	359.1/461.7 mi.	417.6/556.8 mi.
Fuel Tank Capacity	17.1 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	✓	✓
Adaptive Cruise Control	✓	—
Universal Remote Transmitter	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Overhead Console with Storage	✓	✓
Front Seatback Storage	✓	✓
Leather Steering Wheel	✓	✓
Dual Zone Climate Control	✓	✓
Rear Ventilation Ducts	✓	✓
Interior Air Filtration	✓	✓
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	✓
Power Tilt and Telescopic Steering Wheel	—	✓
Front Parking Sensors	—	✓
Rear Parking Sensors	—	✓
Automatic Parking Assist	—	✓
Wireless Charging Pad	—	✓
Cruise Control	—	✓

In Car Entertainment

Feature	Acura	Mercedes-Benz
Infotainment Display	10.2 in	11.9 in
AM/FM Stereo	✓	✓
Speaker System	9	5
Subwoofer Count	1	1
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	6 months
Speed Sensitive Volume Control	✓	—

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	40.0 in.	41.3 in.
Front Leg Room	42.0 in.	40.7 in.
Front Shoulder Room	60.0 in.	57.3 in.
Front Hip Room	55.0 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	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
Driver Seat Thigh Extension	—	✓
Driver Seat Memory Settings	—	3
Passenger Seat Thigh Extension	—	✓
Passenger Seat Memory Settings	—	3

Rearseats

Feature	Acura	Mercedes-Benz
Rear Head Room	38.0 in.	39.7 in.
Rear Leg Room	38.0 in.	37.4 in.
Rear Shoulder Room	57.0 in.	56.6 in.
Rear Hip Room	50.0 in.	—
Split-Folding Rear Seatback	✓	✓
Folding Center Armrest	✓	✓

Tires and Wheels

Feature	Acura	Mercedes-Benz
Wheel Finish	Painted Alloy	—
Wheel Size	19 x 8.0 in	18 x 8.0 in
Tire Type	All Season	All Season
Tire Size	235/55R19	235/60R18
Spare Tire Type	Temporary	Temporary
Spare Tire Location	Inside Mounted	Inside Mounted
Wheel Material	—	Alloy

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 2026 Acura RDX and 2026 Mercedes-Benz GLC.

How much more fuel efficient is the GLC compared to the RDX on the highway?

The 2026 Mercedes-Benz GLC offers a noticeable edge, achieving 32 MPG on the highway, while the 2026 Acura RDX is rated for 27 MPG on the highway.

Does the difference in horsepower mean the RDX is significantly faster?

The RDX technically has more horsepower at 272 hp compared to the GLC's 255 hp. However, the GLC compensates with greater torque at 295 lb-ft, which aids in initial acceleration.

Is the standard drivetrain significantly different between these two crossovers?

Yes, the 2026 Acura RDX comes standard with all-wheel drive, whereas the base 2026 Mercedes-Benz GLC is configured with rear-wheel drive.

How large is the practical difference in cargo space?

The Acura RDX is much better suited for large loads, providing 29.5 cubic feet of space. The Mercedes-Benz GLC offers a tighter 21.9 cubic feet behind the second row.

Is the premium fuel requirement the same for both vehicles?

Both vehicles recommend premium fuel for optimal performance, but the specifications indicate the 2026 Mercedes-Benz GLC actually *requires* premium unleaded, whereas the RDX only recommends it.