2026 Aston Martin DBX S Review
A fact-led guide to 2026 Aston Martin DBX S, focused on powertrain and weight.
How this review was built: Vehicle facts come from the records listed below. Instrumented figures are presented as results from the listed source.
Overview
2026 Aston Martin DBX S appears in the published record as a vehicle for the US market. The most relevant evidence concerns powertrain and weight.
Powertrain
Published reporting states 717 horsepower and 664 pound-feet from the DBX S's twin-turbo 4.0-liter V-8, with a $274,500 base price.
Weight
Published reporting attributes to Aston Martin up to 104 pounds of optional weight reduction from a carbon-fiber roof, lighter grille and diffuser, and magnesium wheels.
What the Evidence Adds
Taken as a configuration-specific record, powertrain and weight provide the useful detail that a whole-line vehicle page cannot show on its own.
Review Scope
This review centers on the configuration and market identified above. The full vehicle page remains the reference for complete trim pricing and official specifications.
Buyer Context
The evidence applies to the configuration identified by the source. Confirm trim, drivetrain, equipment, and test conditions before comparing alternatives.
Evidence Summary
2026 Aston Martin DBX S can be compared most reliably through powertrain and weight. Check the exact configuration behind each published figure.
source-checked · as of Jul 21, 2026
Discussion entries
This discussion combines editorially generated viewpoints with comments submitted by readers.