2026 Acura RDX vs 2026 Cadillac XT5

$45,100 · Crossover

$44,300 · Crossover

Comparison Overview

Choosing between the 2026 Acura RDX and the 2026 Cadillac XT5 often comes down to prioritizing sporty performance versus slightly better efficiency in a premium compact crossover package. You’re looking at two very capable options hovering around the $45,000 mark. Power delivery is a clear differentiator: the RDX boasts 272 hp and 280 lb-ft of torque, significantly more muscle than the XT5’s 235 hp and 258 lb-ft, which enthusiasts will certainly notice during merges. While both recommend premium fuel, the XT5 nudges ahead in fuel economy, achieving a combined 24 MPG compared to the RDX’s 23 MPG, translating to tiny savings on the highway (29 MPG vs. 27 MPG). In terms of footprint, the XT5 is slightly larger overall (189.6 inches long versus 187.4 inches) and offers marginally more cargo space at 30 cu ft. However, the RDX uses standard all-wheel drive, whereas the XT5 starts with front-wheel drive configuration.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 Cadillac XT5

The XT5 is marginally more fuel-efficient, netting 24 combined MPG, making it slightly less expensive to run daily.

👨‍👩‍👧‍👦 Best for Families

2026 Cadillac XT5

The XT5 offers a fraction more utility with 30 cu ft of cargo capacity, slightly edging out the RDX’s 29.5 cu ft.

🏎️ Best for Enthusiasts

2026 Acura RDX

The RDX is clearly the performance choice, packing 272 hp and 280 lb-ft of torque, offering a substantial 37 hp advantage over the XT5.

💰 Best Value

2026 Acura RDX

Despite the $800 higher MSRP ($45,100 vs $44,300), the RDX includes standard all-wheel drive, adding inherent value compared to the XT5's standard FWD.

Choose the Acura RDX if...

You prefer responsive acceleration, appreciating the 272 hp available from the RDX.
You live in areas where standard all-wheel drive capability is essential for navigating weather.
You value the 10-speed automatic transmission's capability for snappy shifts.

Choose the Cadillac XT5 if...

Maximizing highway fuel efficiency, even if just by 2 MPG (29 MPG), is a major concern.
You desire the slightly larger cargo volume of 30 cubic feet for gear or groceries.
You prefer the slightly larger overall physical presence of the longer (189.6 inches) XT5.

Key Dimensions

Dimension	Acura RDX	Cadillac XT5
Length	187.4"	189.6"
Width	74.8"	74.9"
Height	65.7"	66.1"
Wheelbase	108.3"	112.0"

Features Comparison

Safety

Feature	Acura	Cadillac
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	2
Rear Height Adjustable Headrests	✓	—
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	—
Engine Immobilizer	✓	✓
Rear Ventilated Disc Brakes	—	✓
Brake Preparation System	—	✓
Headlight Delay-Off	—	✓
Cornering Lights	—	✓

Engine

Feature	Acura	Cadillac
Base Engine Displacement	2.0 L	2.0 L
Number of Cylinders	inline 4	inline 4
Base Engine Type	gas	gas
Horsepower	272 hp @ 6500 rpm	235 hp @ 5000 rpm
Torque	280 lb-ft @ 1600 rpm	258 lb-ft @ 1500 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	Acura	Cadillac
Transmission Type	10-speed shiftable automatic	9-speed shiftable automatic
Drivetrain Type	all wheel drive	front wheel drive
[object Object]	✓	—
[object Object]	✓	—

Fuel

Feature	Acura	Cadillac
Fuel Type	premium unleaded (recommended)	premium unleaded (recommended)
EPA Fuel Economy (City/Highway)	21/27 MPG	22/29 MPG
EPA Fuel Economy (Combined)	23 MPG	24 MPG
EPA Driving Range (City/Highway)	359.1/461.7 mi.	418.0/551.0 mi.
Fuel Tank Capacity	17.1 gal.	19.0 gal.

Comfort & Convenience

Feature	Acura	Cadillac
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	✓	✓
Front Parking Sensors	—	✓
Rear Parking Sensors	—	✓
Cruise Control	—	✓
Leatherette Steering Wheel	—	✓
Sun Sensor	—	✓

In Car Entertainment

Feature	Acura	Cadillac
Infotainment Display	10.2 in	8.0 in
AM/FM Stereo	✓	✓
Speaker System	9	8
Subwoofer Count	1	—
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	3 months
Speed Sensitive Volume Control	✓	✓
Premium Speaker Brand	—	Bose
Auxiliary Audio Input	—	✓

Power Feature

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

Frontseats

Feature	Acura	Cadillac
Front Head Room	40.0 in.	39.7 in.
Front Leg Room	42.0 in.	41.2 in.
Front Shoulder Room	60.0 in.	58.3 in.
Front Hip Room	55.0 in.	56.1 in.
Seat Material: Leatherette	✓	✓
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	8-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	—
Passenger Seat Power Adjustments	8-way	6-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	—
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Passenger Seat Manual Adjustments	—	2-way

Rearseats

Feature	Acura	Cadillac
Rear Head Room	38.0 in.	38.4 in.
Rear Leg Room	38.0 in.	39.0 in.
Rear Shoulder Room	57.0 in.	56.3 in.
Rear Hip Room	50.0 in.	54.8 in.
Split-Folding Rear Seatback	✓	✓
Folding Center Armrest	✓	✓
Reclining Rear Seats	—	✓

Tires and Wheels

Feature	Acura	Cadillac
Wheel Finish	Painted Alloy	Painted Alloy
Wheel Size	19 x 8.0 in	—
Tire Type	All Season	All Season
Tire Size	235/55R19	P235/65R
Spare Tire Type	Temporary	Temporary
Spare Tire Location	Inside Mounted	Inside Mounted
Wheel Diameter	—	18 in

Suspension

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

Warranty

Feature	Acura	Cadillac
Basic Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	6 yr./ 70000 mi.	6 yr./ 70000 mi.
Corrosion/Rust Warranty	5 yr./ unlimited mi.	4 yr./ 50000 mi.
Roadside Assistance	4 yr./ 50000 mi.	6 yr./ 70000 mi.
Complimentary Scheduled Maintenance	1 yr./ 12000 mi.	1 yr./ unlimited mi.

Frequently Asked Questions

Common questions about comparing the 2026 Acura RDX and 2026 Cadillac XT5.

How much power difference is there between the RDX and the XT5?

The 2026 Acura RDX has a noticeable advantage, producing 272 hp, which is 37 horsepower more than the 235 hp generated by the 2026 Cadillac XT5.

Which crossover costs less upfront?

The 2026 Cadillac XT5 has the lower starting price at $44,300, while the 2026 Acura RDX begins at $45,100.

Is one of these vehicles more efficient with fuel?

The Cadillac XT5 wins on fuel economy, achieving 24 combined MPG versus the Acura RDX's 23 combined MPG. This translates to 29 highway MPG for the XT5 compared to 27 for the RDX.

Does drive type significantly affect my choice?

Yes; the RDX comes standard with all-wheel drive, while the base XT5 utilizes front-wheel drive, which is an important consideration for traction needs.

Are these vehicles similar in physical size?

They are very close; the XT5 is slightly longer at 189.6 inches compared to the RDX’s 187.4 inches, and both are nearly identical in width and height.