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Compare
Compare 2–4 cars side by side. Every figure is sourced; the best value in each comparable row is marked.
| Specification | Aston Martin2026 Aston Martin DBX707 | BMW2025 BMW X6 M Competition |
|---|---|---|
| Performance | ||
| Top speedHigher is better | 193 mphBestManufacturer claim · Aston Martin | 177 mphManufacturer claim · BMW |
| Power-to-weight ratioHigher is betterCalculated from peak power and curb weight — figures quoted against a different weight basis (e.g. dry or DIN) will differ. | 310.6 hp/tBestCalculated | 249.4 hp/tCalculated |
| Acceleration | ||
| 0–60 mphLower is betterRollout (1ft) handling differs between testers and manufacturers. | 3.10 sBestManufacturer claim · Aston Martin | 3.70 sManufacturer claim · BMW |
| 0–100 km/hLower is better | 3.30 sBestManufacturer claim · Aston Martin | 3.90 sManufacturer claim · BMW |
| 0–200 km/h | — | 13.6 sManufacturer claim · BMW |
| Braking | ||
| 70–0 mph braking distance | 151.0 ftIndependent test · Car and Driver | — |
| 100–0 mph braking distance | 303.0 ftIndependent test · Car and Driver | — |
| Engine & Powertrain | ||
| Peak powerHigher is better | 697 hpBestManufacturer claim · Aston Martin | 617 hpManufacturer claim · BMW |
| Peak torqueHigher is better | 664 lb-ftBestManufacturer claim · Aston Martin | 553 lb-ftManufacturer claim · BMW |
| Engine displacement | 3982.0 ccManufacturer claim · Aston Martin | 4395.0 ccManufacturer claim · BMW |
| Cylinder count | 8Manufacturer claim · Aston Martin | 8Manufacturer claim · BMW |
| Engine layout | V8Manufacturer claim · Aston Martin | V8Manufacturer claim · BMW |
| Engine placement | FrontManufacturer claim · Aston Martin | |
| Dimensions | ||
| Length | 198 inManufacturer claim · Aston Martin | 195 inManufacturer claim · BMW |
| Width | 79 inManufacturer claim · Aston Martin | 80 inManufacturer claim · BMW |
| Height | 66 inManufacturer claim · Aston Martin | 67 inManufacturer claim · BMW |
| Wheelbase | 120 inManufacturer claim · Aston Martin | 117 inManufacturer claim · BMW |
| Ground clearance | 7 inManufacturer claim · Aston Martin | 8 inManufacturer claim · BMW |
| Weight | ||
| Curb weightLower is better | 4949 lbBestManufacturer claim · Aston Martin | 5454 lbManufacturer claim · BMW |
| Fuel Economy | ||
| Fuel economy (combined)Higher is betterLower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 17.0 mpgBestHomologation · US EPA | 15.0 mpgHomologation · US EPA |
| Fuel economy (city)Higher is betterLower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 15.0 mpgBestHomologation · US EPA | 13.0 mpgHomologation · US EPA |
| Fuel economy (highway)Higher is betterLower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 20.0 mpgBestHomologation · US EPA | 18.0 mpgHomologation · US EPA |
| Fuel tank capacity | — | 21.9 galManufacturer claim · BMW |
| Estimated range (combined)Estimated from tank capacity and quoted combined economy — not an instrumented range. | — | |
| Practicality | ||
| Cargo volumeHigher is better | 23 ft³Manufacturer claim · Aston Martin | 27 ft³BestManufacturer claim · BMW |
| Seats | 5Manufacturer claim · Aston Martin | 5Manufacturer claim · BMW |
| Towing capacity (braked) | 5952 lbManufacturer claim · Aston Martin | — |
| Pricing | ||
| Base price (as tested market)Demo prices only; not live FX. | $261,000Independent test · Kelley Blue Book | $132,100Homologation · US EPA |
| Tires & Wheels | ||
| Front tire size | — | 295/35ZR21 (107Y)Manufacturer claim · BMW |
| Rear tire size | — | 315/30ZR22 (107Y)Manufacturer claim · BMW |
Every figure is the car’s preferred, sourced value. “Best” marks the strongest value in a row, judged on the canonical measurement (so a winner is correct whichever unit system you view). Open a car to see each value’s source, original units, and alternates.
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Add a value with its source. An editor verifies every submission against its citation before it appears on the site.
| Induction type | Twin-turboManufacturer claim · Aston Martin | Twin-turboManufacturer claim · BMW |
|---|
| Transmission type | — | Torque-converter automaticManufacturer claim · BMW |
|---|
| Number of gears | 9Manufacturer claim · Aston Martin | 8Manufacturer claim · BMW |
|---|
| Estimated range (highway)Estimated from tank capacity and quoted highway economy — not an instrumented range. | — | 394 miCalculated |
|---|
| Estimated range (city)Estimated from tank capacity and quoted city economy — not an instrumented range. | — | 285 miCalculated |
|---|