2025 Aston Martin DBX707 vs 2025 Porsche Cayenne Coupe
Comparison Overview
The most significant numerical divergence between the 2025 Aston Martin DBX707 (Car1) and the 2025 Porsche Cayenne Coupe (Car2) is the MSRP, standing apart by $167,200, with the DBX707 commanding $257,000. This price gap is correlated with a massive power imbalance: Car1 produces 697 hp and 663 lb-ft of torque, nearly doubling Car2's 348 hp and 368 lb-ft of torque. While Car2 offers marginally better efficiency with 19 combined MPG compared to Car1's 17 combined MPG, Car1 provides superior outright acceleration potential. Dimensionally, Car1 is slightly longer at 198.4 inches versus 194.0 inches for Car2, though both share the same 66.1-inch height. Car1 also secures a slight advantage in usable storage, offering 22.3 cu ft of cargo space compared to Car2's 20.9 cu ft.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 Porsche Cayenne Coupe
The Porsche Cayenne Coupe is the superior commuter due to its lower MSRP of $89,800 and marginally better fuel economy at 19 combined MPG.
2025 Porsche Cayenne Coupe
The Cayenne Coupe offers a lower barrier to entry price and superior city/highway MPG figures of 17/23, which benefits routine family transport.
2025 Aston Martin DBX707
The Aston Martin DBX707 is the decisive winner for enthusiasts, producing 697 hp and 663 lb-ft of torque versus the Cayenne Coupe's 348 hp.
2025 Porsche Cayenne Coupe
The Porsche Cayenne Coupe presents exponentially greater value, costing $167,200 less while still delivering capable all-wheel-drive performance.
Choose the Aston Martin DBX707 if...
- You require performance defined by 697 horsepower and 663 lb-ft of torque.
- A premium, aspirational brand image is a primary purchasing driver.
- You desire the slightly larger available cargo volume of 22.3 cubic feet.
Choose the Porsche Cayenne Coupe if...
- Budget constraints necessitate an MSRP under $90,000, specifically $89,800.
- Optimized daily running costs via 19 combined MPG are important.
- You prefer the overall smaller exterior footprint with a length of 194.0 inches.
Key Dimensions
| Dimension | Aston Martin DBX707 | Porsche Cayenne Coupe |
|---|---|---|
| Length | 198.4" | 194.0" |
| Width | 78.7" | 78.1" |
| Height | 66.1" | 66.1" |
| Wheelbase | 120.5" | 114.0" |
Features Comparison
Safety
| Feature | Aston Martin | Porsche |
|---|---|---|
| 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 | 2 |
| 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 | — | ✓ |
| Adaptive Headlights | — | ✓ |
| Cornering Lights | — | ✓ |
| Integrated Turn Signal Mirrors | — | ✓ |
Engine
| Feature | Aston Martin | Porsche |
|---|---|---|
| Base Engine Displacement | 4.0 L | 3.0 L |
| Number of Cylinders | V8 | V6 |
| Base Engine Type | gas | gas |
| Horsepower | 697 hp @ 6000 rpm | 348 hp @ 5400 rpm |
| Torque | 663 lb-ft @ 2750 rpm | 368 lb-ft @ 1450 rpm |
| Number of Valves | 32 | 24 |
| 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 | Porsche |
|---|---|---|
| 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 | ✓ | ✓ |
| Center Differential Type | — | Limited Slip |
Fuel
| Feature | Aston Martin | Porsche |
|---|---|---|
| Fuel Type | premium unleaded (recommended) | premium unleaded (required) |
| EPA Fuel Economy (City/Highway) | 15/20 MPG | 17/23 MPG |
| EPA Fuel Economy (Combined) | 17 MPG | 19 MPG |
| EPA Driving Range (City/Highway) | 337.5/450.0 mi. | 402.9/545.1 mi. |
| Fuel Tank Capacity | 22.5 gal. | 23.7 gal. |
Comfort & Convenience
| Feature | Aston Martin | Porsche |
|---|---|---|
| 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 | ✓ | — |
| Automatic Parking Assist | — | ✓ |
| Cruise Control | — | ✓ |
| Universal Remote Transmitter | — | ✓ |
| Front Seatback Storage | — | ✓ |
| Dual Zone Climate Control | — | ✓ |
| Rear Ventilation Ducts | — | ✓ |
| Interior Air Filtration | — | ✓ |
| Turn Signal Indicators in Mirrors | — | ✓ |
| Cooled Storage Compartment | — | ✓ |
In Car Entertainment
| Feature | Aston Martin | Porsche |
|---|---|---|
| Infotainment Display | 10.2 in | — |
| AM/FM Stereo | ✓ | ✓ |
| Stereo Power | 800W | 150W |
| Speaker System | 14 | 10 |
| Apple CarPlay (Wired) | ✓ | ✓ |
| USB Port | ✓ | ✓ |
| USB Port with External Media Control | ✓ | — |
| Memory Card Slot | ✓ | — |
| Android Auto (Wired) | — | ✓ |
| Auxiliary Audio Input | — | ✓ |
| Satellite Radio | — | ✓ |
| Satellite Radio Trial Period | — | 3 months |
Power Feature
| Feature | Aston Martin | Porsche |
|---|---|---|
| Moonroof Type | 1st Row Power Glass Extended | 1st Row Fixed Glass Extended |
| Keyless Entry | ✓ | ✓ |
| Heated Mirrors | ✓ | ✓ |
| One-Touch Power Windows | — | 4 |
Frontseats
| Feature | Aston Martin | Porsche |
|---|---|---|
| Front Head Room | 40.9 in. | — |
| Front Leg Room | 41.7 in. | — |
| Front Shoulder Room | 58.4 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 | 3 |
| Passenger Seat Power Adjustments | 12-way | 8-way |
| Passenger Seat Height Adjustment | ✓ | ✓ |
| Passenger Seat Memory Settings | 3 | — |
| Driver Seat Heating | Multi-level | Multi-level |
| Passenger Seat Heating | Multi-level | Multi-level |
Rearseats
| Feature | Aston Martin | Porsche |
|---|---|---|
| Rear Head Room | 40.0 in. | — |
| Rear Leg Room | 40.9 in. | — |
| Rear Shoulder Room | 54.5 in. | — |
| Split-Folding Rear Seatback | ✓ | ✓ |
| Folding Center Armrest | ✓ | ✓ |
| Heated Rear Seats (Multi-Level) | ✓ | — |
Tires and Wheels
| Feature | Aston Martin | Porsche |
|---|---|---|
| Wheel Finish | Painted Alloy | — |
| Wheel Size | 22 x 11.5 in. | 20 x 10.5 in. |
| Tire Type | Performance | All Season |
| Wheel Diameter | 22 in | — |
| Spare Tire Type | Temporary | Temporary |
| Wheel Material | — | Alloy |
| Tire Size | — | 295/45R20 |
| Spare Tire Location | — | Inside Mounted |
Suspension
| Feature | Aston Martin | Porsche |
|---|---|---|
| Four-Wheel Independent Suspension | ✓ | ✓ |
| Front Stabilizer Bar | ✓ | ✓ |
| Rear Stabilizer Bar | ✓ | ✓ |
Warranty
| Feature | Aston Martin | Porsche |
|---|---|---|
| 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./ 50000 mi. |
| EV Battery Warranty | — | 8 yr./ 100000 mi. |
Frequently Asked Questions
Common questions about comparing the 2025 Aston Martin DBX707 and 2025 Porsche Cayenne Coupe.
What is the horsepower difference between the 2025 DBX707 and the Cayenne Coupe?
The Aston Martin DBX707 offers a substantial advantage with 697 hp compared to the Porsche Cayenne Coupe's 348 hp. This represents a power disparity of 349 horsepower in favor of Car1.
Which vehicle offers better fuel efficiency for highway driving?
The Porsche Cayenne Coupe is more efficient, achieving 23 highway MPG compared to the DBX707's 20 highway MPG. The Cayenne Coupe also wins on the combined rating at 19 MPG versus 17 MPG.
How significant is the difference in starting price between these two crossovers?
The price disparity is severe, with the DBX707 listing for $257,000 and the Cayenne Coupe at $89,800. This results in a $167,200 difference favoring the Porsche on initial acquisition cost.
Do both vehicles utilize the same type of drivetrain?
Yes, both the 2025 Aston Martin DBX707 and the 2025 Porsche Cayenne Coupe are equipped with an all-wheel drive system. However, Car1 uses a 9-speed automatic while Car2 uses an 8-speed automatic.
Which crossover provides more space for cargo when the rear seats are occupied?
The Aston Martin DBX707 has a slight edge in utility, offering 22.3 cubic feet of cargo capacity. The Porsche Cayenne Coupe provides 20.9 cubic feet in the same configuration.
Are both vehicles restricted to premium fuel?
Yes, both vehicles require premium unleaded fuel for operation. The Aston Martin DBX707 recommends it, while the Porsche Cayenne Coupe requires it.
More Luxury SUVs Over $80,000
View allVehicle Details
Compare More Vehicles
Use our interactive comparison tool to compare up to 4 vehicles at once
Open Comparison Tool