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Compare 2–4 cars side by side. Every figure is sourced; the best value in each comparable row is marked.
| Specification | Cadillac2026 Cadillac CT4 Premium Luxury 2.7T RWD | BMW2025 BMW 330i xDrive |
|---|---|---|
| Performance | ||
| Top speedHigher is better | 140 mphIndependent test · Car and Driver | 156 mphBestIndependent test · Car and Driver |
| Power-to-weight ratioCalculated from peak power and curb weight — figures quoted against a different weight basis (e.g. dry or DIN) will differ. | — | 151.6 hp/tCalculated |
| Lateral accelerationSkidpad radius and surface affect results. | — | 0.89 gIndependent test · Car and Driver |
| Acceleration | ||
| 0–60 mphLower is betterRollout (1ft) handling differs between testers and manufacturers. | 4.80 sBestManufacturer claim · Cadillac | 5.20 sIndependent test · Car and Driver |
| 0–100 km/hLower is better | 5.40 sTieIndependent test · The Car Guide | 5.50 sTieIndependent test · Wikipedia |
| 0–100 mph | — | 13.90 sIndependent test · Car and Driver |
| Quarter-mile elapsed time | — | 13.90 sIndependent test · Car and Driver |
| Quarter-mile trap speed | — | 100.0 mphIndependent test · Car and Driver |
| Braking | ||
| 70–0 mph braking distance | — | 165.0 ftIndependent test · Car and Driver |
| Engine & Powertrain | ||
| Peak powerHigher is better | 310 hpBestManufacturer claim · Cadillac | 255 hpIndependent test · Car and Driver |
| Peak torqueHigher is better | 350 lb-ftBestManufacturer claim · Cadillac | 295 lb-ftIndependent test · Car and Driver |
| Engine displacement | 2700.0 ccManufacturer claim · Cadillac | 2000.0 ccHomologation · US EPA |
| Cylinder count | 4Manufacturer claim · Cadillac | 4Homologation · US EPA |
| Engine layout | Inline-4Manufacturer claim · Cadillac | Inline-4Independent test · Wikipedia |
| Engine placement | FrontManufacturer claim · Cadillac | |
| Dimensions | ||
| Length | 187 inManufacturer claim · Cadillac | 185 inIndependent test · Wikipedia |
| Width | 78 inManufacturer claim · Cadillac | 72 inIndependent test · Wikipedia |
| Height | 56 inManufacturer claim · Cadillac | 57 inIndependent test · Wikipedia |
| Wheelbase | 109 inManufacturer claim · Cadillac | 112 inIndependent test · Wikipedia |
| Ground clearance | 4 inManufacturer claim · Cadillac | — |
| Weight | ||
| Curb weight | — | 3709 lbIndependent test · Car and Driver |
| Fuel Economy | ||
| Fuel economy (combined)Higher is betterLower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 25.0 mpgHomologation · US EPA | 29.0 mpgBestHomologation · US EPA |
| Fuel economy (city)Higher is betterLower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 21.0 mpgHomologation · US EPA | 26.0 mpgBestHomologation · US EPA |
| Fuel economy (highway)Higher is betterLower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 31.0 mpgHomologation · US EPA | 34.0 mpgBestHomologation · US EPA |
| Fuel tank capacity | — | 15.6 galHomologation · US EPA |
| Estimated range (combined)Estimated from tank capacity and quoted combined economy — not an instrumented range. | ||
| Practicality | ||
| Cargo volume | 11 ft³Manufacturer claim · Cadillac | — |
| Seats | 5Manufacturer claim · Cadillac | 5Independent test · Car and Driver |
| Pricing | ||
| Base price (as tested market)Demo prices only; not live FX. | — | $47,950Homologation · US EPA |
| Tires & Wheels | ||
| Front tire size | — | 225/40R-19Independent test · Car and Driver |
| Rear tire size | — | 255/35R-19Independent test · Car and Driver |
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.
Community index
Add a value with its source. An editor verifies every submission against its citation before it appears on the site.
| FrontIndependent test · Car and Driver |
| Induction type | TurbochargedManufacturer claim · Cadillac | TurbochargedIndependent test · Wikipedia |
|---|
| Transmission type | Torque-converter automaticManufacturer claim · Cadillac | Torque-converter automaticHomologation · US EPA |
|---|
| Number of gears | 10Manufacturer claim · Cadillac | 8Homologation · US EPA |
|---|
| 452 miCalculated |
| Estimated range (highway)Estimated from tank capacity and quoted highway economy — not an instrumented range. | — | 530 miCalculated |
|---|
| Estimated range (city)Estimated from tank capacity and quoted city economy — not an instrumented range. | — | 406 miCalculated |
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