2025 Aston Martin DBX707 vs 2026 Audi RS Q8

$257,000 · Crossover

$138,300 · Crossover

Comparison Overview

The 2025 Aston Martin DBX707 bursts onto the scene with a commanding 697 hp, promising visceral thrills that befit its imposing $257,000 MSRP. Contrastingly, the 2026 Audi RS Q8 delivers stupendous performance with 631 hp, presenting a value proposition with a sticker price nearly $119,000 lower. The Aston relies on a 9-speed automatic to harness its extra 66 hp, while the Audi utilizes an 8-speed unit. Both premium performance crossovers sip fuel, returning a combined 17 MPG for the DBX707 versus 16 MPG for the RS Q8. While both offer AWD mastery, the DBX707 offers 22.3 cu ft of cargo space, significantly less than the RS Q8's generous 33 cu ft. The choice here boils down to unadulterated, bespoke British power versus brilliant, high-tech German efficiency.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 Audi RS Q8

The RS Q8 wins for commuters due to its significantly lower $138,300 MSRP compared to the DBX707's $257,000 entry point.

👨‍👩‍👧‍👦 Best for Families

2026 Audi RS Q8

The 2026 Audi RS Q8 is the superior choice for families, offering 33 cu ft of cargo capacity, substantially more than the DBX707's 22.3 cu ft.

🏎️ Best for Enthusiasts

2025 Aston Martin DBX707

The 2025 Aston Martin DBX707 is the winner here, boasting 697 hp and 663 lb-ft of torque for the ultimate driving thrill.

💰 Best Value

2026 Audi RS Q8

The Audi RS Q8 offers immense performance capability for a price difference exceeding $118,700, representing superior overall value.

Choose the Aston Martin DBX707 if...

You demand the absolute pinnacle of performance, evidenced by its class-leading 697 hp output.
Brand exclusivity and supreme luxury feel are non-negotiable, justifying the $257,000 MSRP.
You prefer the slightly greater efficiency of 15/20 MPG city/highway figures.

Choose the Audi RS Q8 if...

Budget sensitivity is key, saving you a substantial $118,700 compared to the Aston Martin.
Maximum utility is required, as its 33 cu ft of cargo space easily surpasses the DBX707.
You seek potent speed with 631 hp without the upkeep of the ultra-premium brand.

Key Dimensions

Dimension	Aston Martin DBX707	Audi RS Q8
Length	198.4"	197.7"
Width	78.7"	79.0"
Height	66.1"	67.5"
Wheelbase	120.5"	117.9"

Features Comparison

Safety

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

Engine

Feature	Aston Martin	Audi
Base Engine Displacement	4.0 L	4.0 L
Number of Cylinders	V8	V8
Base Engine Type	gas	mild hybrid
Horsepower	697 hp @ 6000 rpm	631 hp @ 6000 rpm
Torque	663 lb-ft @ 2750 rpm	627 lb-ft @ 2300 rpm
Number of Valves	32	32
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Cylinder Deactivation	✓	—
Fuel Injection Type	—	✓

Drive Train

Feature	Aston Martin	Audi
Transmission Type	9-speed shiftable automatic	8-speed shiftable automatic
Drivetrain Type	all wheel drive	all wheel drive
[object Object]	✓	—
[object Object]	✓	—
Hill Descent Control	✓	✓
[object Object]	—	✓
[object Object]	—	✓

Fuel

Feature	Aston Martin	Audi
Fuel Type	premium unleaded (recommended)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	15/20 MPG	14/20 MPG
EPA Fuel Economy (Combined)	17 MPG	16 MPG
EPA Driving Range (City/Highway)	337.5/450.0 mi.	315.0/450.0 mi.
Fuel Tank Capacity	22.5 gal.	22.5 gal.

Comfort & Convenience

Feature	Aston Martin	Audi
Push Button Start	✓	✓
Power Tilt and Telescopic Steering Wheel	✓	✓
Transmission Controls on Steering Wheel	✓	✓
Cruise Control on Steering Wheel	✓	—
Audio Controls on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Front View Camera	✓	✓
Side View Camera	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	—
Wireless Charging Pad	✓	✓
Adaptive Cruise Control	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Leather Steering Wheel	✓	✓
Three Zone Climate Control	✓	—
Rear Ventilation Ducts with Fan Control	✓	✓
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Cargo Floor Mats	✓	—
Rear Parking Sensors with Side Sensing	—	✓
Universal Remote Transmitter	—	✓
Front Seatback Storage	—	✓
Heated Steering Wheel	—	✓
Four Zone Climate Control	—	✓
Interior Air Filtration	—	✓
Turn Signal Indicators in Mirrors	—	✓

In Car Entertainment

Feature	Aston Martin	Audi
Infotainment Display	10.2 in	10.1 in
AM/FM Stereo	✓	✓
Stereo Power	800W	730W
Speaker System	14	17
Apple CarPlay (Wired)	✓	—
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Memory Card Slot	✓	—
Premium Brand Speakers	—	Bang & Olufsen
Subwoofer Count	—	1
Surround Audio	—	Discrete
Android Auto (Wireless)	—	✓
Apple CarPlay (Wireless)	—	✓
Satellite Radio	—	✓
Satellite Radio Trial Period	—	3 months

Power Feature

Feature	Aston Martin	Audi
Moonroof Type	1st Row Power Glass Extended	1st Row Power Glass Extended
Keyless Entry	✓	✓
Heated Mirrors	✓	✓
One-Touch Power Windows	—	4

Frontseats

Feature	Aston Martin	Audi
Front Head Room	40.9 in.	37.1 in.
Front Leg Room	41.7 in.	41.3 in.
Front Shoulder Room	58.4 in.	59.5 in.
Seat Material: Leather	✓	—
Front Seat Type: Sport	✓	✓
Driver Seat Power Adjustments	12-way	8-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Memory Settings	3	2
Passenger Seat Power Adjustments	12-way	8-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Memory Settings	3	2
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Seat Material: Premium Leather	—	✓
Driver Seat Lumbar Support	—	Power
Passenger Seat Lumbar Support	—	Power
Driver Seat Ventilation	—	✓
Passenger Seat Ventilation	—	✓

Rearseats

Feature	Aston Martin	Audi
Rear Head Room	40.0 in.	38.1 in.
Rear Leg Room	40.9 in.	40.2 in.
Rear Shoulder Room	54.5 in.	58.4 in.
Split-Folding Rear Seatback	✓	✓
Folding Center Armrest	✓	✓
Heated Rear Seats (Multi-Level)	✓	—
Reclining Rear Seats	—	✓

Tires and Wheels

Feature	Aston Martin	Audi
Wheel Finish	Painted Alloy	—
Wheel Size	22 x 11.5 in.	—
Tire Type	Performance	Performance
Wheel Diameter	22 in	22 in
Spare Tire Type	Temporary	—
Wheel Material	—	Alloy
Tire Size	—	295/40R22

Suspension

Feature	Aston Martin	Audi
Four-Wheel Independent Suspension	✓	✓
Front Stabilizer Bar	✓	✓
Rear Stabilizer Bar	✓	✓

Warranty

Feature	Aston Martin	Audi
Basic Warranty	3 yr./ unlimited mi.	4 yr./ 50000 mi.
Drivetrain Warranty	3 yr./ unlimited mi.	4 yr./ 50000 mi.
Corrosion/Rust Warranty	10 yr./ unlimited mi.	12 yr./ unlimited mi.
Roadside Assistance	3 yr./ unlimited mi.	4 yr./ unlimited mi.
Complimentary Scheduled Maintenance	—	3 yr./ 30000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 Aston Martin DBX707 and 2026 Audi RS Q8.

How significant is the performance gap between the DBX707 and the RS Q8?

The Aston Martin DBX707 holds a clear advantage with 697 hp versus the Audi’s 631 hp, resulting in 66 more horsepower available when pressing the accelerator. Both are powerful, but the DBX707 is built to be the faster vehicle outright.

Which crossover is more practical for daily family use regarding storage?

The 2026 Audi RS Q8 is significantly more practical, boasting 33 cu ft of cargo capacity. The 2025 Aston Martin DBX707 offers only 22.3 cu ft, making the Audi better suited for hauling family gear.

Is the substantial price difference worth the extra power in the Aston Martin?

That depends on priorities; the $118,700 price gap is massive. If maximizing raw power (697 hp vs 631 hp) is worth a near doubling of the initial investment, the DBX707 satisfies that extreme desire.

How do the fuel economy ratings compare for these two AWD performance SUVs?

Both vehicles require premium fuel and show similar consumption, though the DBX707 edges out slightly with a combined 17 MPG rating versus the RS Q8's combined 16 MPG. Highway cruising is identical at 20 MPG for both.

Does the difference in transmission affect the driving experience?

The Aston Martin utilizes a 9-speed shiftable automatic transmission, potentially offering smoother shifts and better power management across its range, whereas the RS Q8 uses an 8-speed unit.

Are the physical dimensions drastically different for parking and maneuvering?

The dimensions are nearly identical; the Audi RS Q8 is slightly taller at 67.5 inches versus the DBX707’s 66.1 inches, but the Aston Martin is slightly longer at 198.4 inches.