Compare the2027 BMW X5 VS 2026 Aston Martin DBX

The X5’s pre-crash front seatbelts will tighten automatically in the event the vehicle detects an impending crash, improving protection against injury significantly. The DBX doesn’t offer pre-crash pretensioners.

The X5 has standard Active Head Restraints, which use a specially designed headrest to protect the driver and front passenger from whiplash. During a rear-end collision, the Active Head Restraints system moves the headrests forward to prevent neck and spine injuries. The DBX doesn’t offer a whiplash protection system.

The X5 has a standard PostCrash iBrake, which automatically applies the brakes in the event of a crash to help prevent secondary collisions and prevent further injuries. The DBX doesn’t offer a post collision braking system: in the event of a collision that triggers the airbags, more collisions are possible without the protection of airbags that may have already deployed.

Over 200 people are killed each year when backed over by motor vehicles. The X5 has a standard Active Park Distance Control that uses rear sensors to monitor for objects to the rear and automatically applies the brakes to prevent a collision. The DBX doesn’t offer automatic braking for stationary objects directly to the rear.

The X5’s driver alert monitor detects an inattentive driver then sounds a warning and suggests a break. According to the NHTSA, drivers who fall asleep cause about 100,000 crashes and 1500 deaths a year. The DBX doesn’t offer a driver alert monitor.

Both the X5 and the DBX have standard driver and passenger frontal airbags, front and rear side-impact airbags, driver and front passenger knee airbags, side-impact head airbags, front seatbelt pretensioners, four-wheel antilock brakes, all-wheel drive, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, daytime running lights, lane departure warning systems, blind spot warning systems, rearview cameras, rear cross-path warning and available around view monitors.

The X5 comes with a full 4-year/50,000-mile basic warranty, which covers the entire truck and includes 24-hour roadside assistance. The DBX’s 3-year basic warranty expires 1 year sooner.

The X5’s corrosion warranty is 2 years longer than the DBX’s (12 vs. 10 years).

BMW pays for scheduled maintenance on the X5 for 3 years and 36,000 miles. BMW will pay for oil changes, air filter replacements, cabin filter replacement, brake fluid replacement, inspections, and any other required maintenance. Aston Martin doesn’t pay scheduled maintenance for the DBX.

There are over 10 times as many BMW dealers as there are Aston Martin dealers, which makes it much easier should you ever need service under the X5’s warranty.

On the EPA test cycle the X5 gets better mileage than the DBX:

			MPG
X5
	AWD	3.0 turbo 6-cyl. Hybrid	24 city/28 hwy
DBX
	AWD	707 4.0 turbo V8	15 city/20 hwy
		S 4.0 turbo V8	14 city/19 hwy

Regenerative brakes improve the X5’s fuel efficiency by converting inertia back into energy instead of wasting it. The DBX doesn’t offer a regenerative braking system.

In its Green Vehicle Guide, the U.S. Environmental Protection Agency (EPA) rates the BMW X5 higher (6 out of 10) than the Aston Martin DBX (4). This means the X5 produces up to 12.1 pounds less smog-producing pollutants than the DBX every 15,000 miles.

For better handling and stability, the track (width between the wheels) on the X5 is .5 inches wider in the front and 2 inches wider in the rear than on the DBX.

The X5 has 1.6 inches more front shoulder room and 3.6 inches more rear shoulder room than the DBX.

For enhanced passenger comfort on long trips the X5’s rear seats recline. The DBX’s rear seats don’t recline.

The X5 has a much larger cargo volume with its rear seat up than the DBX with its rear seat up (27.3 vs. 22.5 cubic feet). The X5 has a much larger cargo volume with its rear seat folded than the DBX with its rear seat folded (67.7 vs. 54 cubic feet).

The X5’s rear cargo window opens separately from the rest of the tailgate door to allow quicker loading of small packages. The DBX’s rear cargo window doesn’t open.

The X5’s standard towing capacity is much higher than the DBX’s (7710 vs. 5940 pounds).

A Condition-Based Service Display is standard on the X5 to save the owner time and money by calculating maintenance intervals for oil changes and vehicle inspections based on actual driving conditions. This takes the guesswork out of keeping your vehicle in top condition and helps it last longer. Aston Martin doesn’t offer a maintenance reminder on the DBX.

The X5 has a standard remote vehicle starting system, so the vehicle can be started from inside the driver's house. This allows the driver to comfortably warm up the engine before going out to the vehicle. The climate system will also automatically heat or cool the interior. The DBX doesn’t offer a remote starting system.

The X5 has a standard heads-up display that projects speed, tachometer, warning, navigation instruction and driver assistance information readouts in front of the driver’s line of sight, allowing drivers to view information without diverting their eyes from the road. The DBX doesn’t offer a heads-up display.

To improve rear visibility by keeping the rear window clear, the X5 has a standard rear wiper. The DBX doesn’t offer a rear wiper.

To help drivers avoid possible obstacles, the X5 has standard cornering lights to illuminate around corners when the turn signals are activated. The DBX doesn’t offer cornering lights. The X5 also has standard adaptive headlights to illuminate around corners automatically by reading vehicle speed and steering wheel angle.

To shield the driver and front passenger’s vision over a larger portion of the windshield and side windows, the X5 has standard extendable sun visors. The DBX doesn’t offer extendable visors.

Manual rear side window sunshades are available in the X5 to help block heat and glare for the rear passengers. The DBX doesn’t offer rear side window sunshades.

The X5 has a standard heated steering wheel to take the chill out of steering on extremely cold winter days before the vehicle heater warms up. A heated steering wheel costs extra on the DBX.

The X5 offers optional massaging front seats in order to maximize comfort and eliminate fatigue on long trips. Massaging seats aren’t available in the DBX.

The BMW X5 has a standard Homelink wireless remote control system for garage door operation and device management, conveniently located on the rear view mirror. Homelink® eliminates the need for separate garage door openers and associated risks of losing, breaking, or having dead batteries. Aston Martin charges extra for Homelink® on the DBX.

Both the BMW X5 and the Aston Martin DBX have a standard Qi wireless phone charging system in the front seat. To easily keep personal devices charged in the rear seat, without cables tangling and wearing out, the X5 also has a standard wireless charging system in the rear seat. The DBX does not.

The X5’s optional Parking Assistant Plus can parallel park or back into a parking spot by itself, starting, stopping and changing direction automatically. The DBX’s automatic parking system requires operating the brakes and transmission to safely park.

The BMW X5 outsold the Aston Martin DBX by almost 114 to one during 2025.