2025 Toyota Crown Signia vs 2026 Acura RDX

$44,090 · Crossover

$45,100 · Crossover

Comparison Overview

Fuel economy represents the most significant disparity between the 2025 Toyota Crown Signia and the 2026 Acura RDX, with the Crown Signia achieving 38 MPG combined versus the RDX's 23 MPG combined—a 15 MPG advantage. Power output also diverges, as the RDX produces 272 hp, exceeding the Crown Signia's 240 hp by 32 horsepower. Pricing places the RDX higher at $45,100 compared to the Crown Signia's $44,090 MSRP, though the RDX requires the more expensive premium unleaded fuel. In terms of physical footprint, the Crown Signia is 6.7 inches longer (194.1 inches vs. 187.4 inches), potentially affecting maneuverability in tight urban settings. Conversely, the RDX offers superior inherent cargo volume at 29.5 cu ft, against the Crown Signia's 25.8 cu ft.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Toyota Crown Signia

The 15 MPG combined efficiency advantage makes the 38 MPG Crown Signia significantly less expensive to operate daily.

👨‍👩‍👧‍👦 Best for Families

2026 Acura RDX

The RDX provides greater usable storage space with 29.5 cu ft of cargo capacity compared to the Crown Signia's 25.8 cu ft.

🏎️ Best for Enthusiasts

2026 Acura RDX

With 272 hp and 280 lb-ft of torque channeled through a 10-speed shiftable automatic transmission, the RDX offers a more performance-oriented mechanical setup.

💰 Best Value

2025 Toyota Crown Signia

The Crown Signia is $1,010 less expensive upfront and operates exclusively on regular unleaded fuel, lowering ownership costs.

Choose the Toyota Crown Signia if...

Maximum fuel efficiency (38 MPG combined) is the top priority for long-distance driving.
Lower operational costs via regular unleaded fuel are desired.
A slightly longer vehicle structure (194.1 inches) is preferred for styling or perceived road presence.

Choose the Acura RDX if...

Accessing 272 horsepower is necessary for brisk acceleration.
Greater utility volume (29.5 cu ft) is needed for hauling cargo.
A traditional 10-speed automatic transmission is favored over a continuously variable transmission.

Key Dimensions

Dimension	Toyota Crown Signia	Acura RDX
Length	194.1"	187.4"
Width	74.0"	74.8"
Height	64.0"	65.7"
Wheelbase	112.2"	108.3"

Features Comparison

Safety

Feature	Toyota	Acura
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	✓	✓

Engine

Feature	Toyota	Acura
Base Engine Displacement	2.5 L	2.0 L
Number of Cylinders	inline 4	inline 4
Base Engine Type	hybrid	gas
Horsepower	240 hp	272 hp @ 6500 rpm
Number of Valves	16	16
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓
Torque	—	280 lb-ft @ 1600 rpm

Drive Train

Feature	Toyota	Acura
Transmission Type	continuously variable-speed automatic	10-speed shiftable automatic
Drivetrain Type	all wheel drive	all wheel drive
[object Object]	—	✓
[object Object]	—	✓

Fuel

Feature	Toyota	Acura
Fuel Type	regular unleaded	premium unleaded (recommended)
EPA Fuel Economy (City/Highway)	39/37 MPG	21/27 MPG
EPA Fuel Economy (Combined)	38 MPG	23 MPG
EPA Driving Range (City/Highway)	565.5/536.5 mi.	359.1/461.7 mi.
Fuel Tank Capacity	14.5 gal.	17.1 gal.

Comfort & Convenience

Feature	Toyota	Acura
Push Button Start	✓	✓
Tilt and Telescopic Steering Wheel	✓	✓
Audio Controls on Steering Wheel	✓	✓
Cruise Control on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Rear View Camera	✓	✓
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	✓	✓
Heated Steering Wheel	✓	—
Dual Zone Climate Control	✓	✓
Rear Ventilation Ducts	✓	✓
Interior Air Filtration	✓	✓
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	✓
Transmission Controls on Steering Wheel	—	✓
Overhead Console with Storage	—	✓

In Car Entertainment

Feature	Toyota	Acura
Infotainment Display	12.3 in	10.2 in
AM/FM Stereo	✓	✓
Speaker System	6	9
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	3 months
Subwoofer Count	—	1
Speed Sensitive Volume Control	—	✓

Power Feature

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

Frontseats

Feature	Toyota	Acura
Front Head Room	39.1 in.	40.0 in.
Front Leg Room	42.1 in.	42.0 in.
Front Shoulder Room	57.0 in.	60.0 in.
Front Hip Room	54.7 in.	55.0 in.
Seat Material: Leather	✓	—
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	8-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	2	—
Passenger Seat Power Adjustments	8-way	8-way
Passenger Seat Height Adjustment	✓	✓
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Driver Seat Ventilation	✓	—
Passenger Seat Ventilation	✓	—
Seat Material: Leatherette	—	✓
Passenger Seat Lumbar Support	—	Power

Rearseats

Feature	Toyota	Acura
Rear Head Room	38.9 in.	38.0 in.
Rear Leg Room	37.1 in.	38.0 in.
Rear Shoulder Room	55.0 in.	57.0 in.
Rear Hip Room	47.7 in.	50.0 in.
Split-Folding Rear Seatback	✓	✓
Folding Center Armrest	✓	✓
Heated Rear Seats (Multi-Level)	✓	—

Tires and Wheels

Feature	Toyota	Acura
Wheel Finish	Painted Alloy	Painted Alloy
Wheel Diameter	19 in	—
Tire Type	All Season	All Season
Tire Size	225/55R19	235/55R19
Wheel Size	—	19 x 8.0 in
Spare Tire Type	—	Temporary
Spare Tire Location	—	Inside Mounted

Suspension

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

Warranty

Feature	Toyota	Acura
Basic Warranty	3 yr./ 36000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	5 yr./ 60000 mi.	6 yr./ 70000 mi.
Hybrid Component Warranty	8 yr./ 100000 mi.	—
Corrosion/Rust Warranty	5 yr./ unlimited mi.	5 yr./ unlimited mi.
Roadside Assistance	2 yr./ unlimited mi.	4 yr./ 50000 mi.
Complimentary Scheduled Maintenance	2 yr./ 25000 mi.	1 yr./ 12000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 Toyota Crown Signia and 2026 Acura RDX.

How does the required fuel type impact the long-term cost difference between these two crossovers?

The 2026 Acura RDX recommends premium unleaded fuel, which typically costs more than the regular unleaded specified for the 2025 Toyota Crown Signia. This fuel price difference compounds the RDX's 15 MPG efficiency deficit.

Which vehicle has a tangible advantage in overall size and external dimensions?

The 2025 Toyota Crown Signia is 6.7 inches longer at 194.1 inches, but the 2026 Acura RDX is negligibly wider (0.8 inches more) and 1.7 inches taller.

Is the RDX's extra horsepower easily noticeable given the differences in gearing?

The RDX possesses 32 more horsepower (272 hp vs. 240 hp) and uses a conventional 10-speed automatic, suggesting potentially sharper shifts compared to the Crown Signia's continuously variable automatic transmission.