BMW 430i Gran Coupe vs Cadillac CT4
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2026 Cadillac CT4
Overview
| Spec | BMW 430i Gran Coupe430i | Cadillac CT4Luxury |
|---|---|---|
| Selected trim | 430i | Luxury |
| Body style | Sedan | Sedan |
| Drivetrain | rear wheel drive | rear wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (recommended) |
| Transmission | 8-speed shiftable automatic | 8-speed shiftable automatic |
| Engine type | mild hybrid | gas |
| Model year | 2027 | 2026 |
Pricing & market
| Spec | BMW 430i Gran Coupe430i | Cadillac CT4Luxury |
|---|---|---|
| MSRP | $51,200 | $36,000 (best) |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | BMW 430i Gran Coupe430i | Cadillac CT4Luxury |
|---|---|---|
| Combined MPG | 30 MPG (best) | 26 MPG |
| City MPG | 27 MPG (best) | 22 MPG |
| Highway MPG | 35 MPG (best) | 32 MPG |
| Fuel tank | 15.6 gal | 17 gal (best) |
Performance
| Spec | BMW 430i Gran Coupe430i | Cadillac CT4Luxury |
|---|---|---|
| Horsepower | 255 hp (best) | 237 hp |
| Torque | 295 lb-ft (best) | 258 lb-ft |
| Engine size | 2 L | 2 L |
| Cylinders | I4 | I4 |
Size & capability
| Spec | BMW 430i Gran Coupe430i | Cadillac CT4Luxury |
|---|---|---|
| Seating | 5 seats | 5 seats |
| Doors | 4 | 4 |
| Cargo volume | 45.6 cu ft (best) | 10.7 cu ft |
| Curb weight | 3,898 lbs | 3,422 lbs (best) |
| Ground clearance | 5.5 in (best) | — |
| Wheelbase | 112.4 in (best) | 109 in |
| Length | 188.5 in (best) | 187.2 in |
| Width | 72.9 in (best) | 71.4 in |
| Height | 56.8 in (best) | 56 in |
Safety & recalls
| Spec | BMW 430i Gran Coupe430i | Cadillac CT4Luxury |
|---|---|---|
| NHTSA overall | — | Not Rated |
| Frontal crash (driver) | — | Not Rated |
| Frontal crash (passenger) | — | Not Rated |
| Side crash (driver) | — | Not Rated |
| Side crash (passenger) | — | Not Rated |
| Side pole | — | Not Rated |
| Rollover | — | Not Rated |
| Open recalls (YMM scope) | None reported | None reported |
Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.
Trim overview
All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.
| Trim | BMW 430i Gran Coupe | Cadillac CT4 |
|---|---|---|
| 1 | 430i $51,200 MSRP(Currently comparing) | Luxury $36,000 MSRP(Currently comparing) |
| 2 | — | Premium Luxury $40,400 MSRP |
| 3 | — | Sport $44,400 MSRP |
| 4 | — | V $50,600 MSRP |
| 5 | — | V Blackwing $63,600 MSRP |
BMW 430i Gran Coupe vs Cadillac CT4 FAQ
- Which is better: 2027 BMW 430i Gran Coupe or 2026 Cadillac CT4?
- It depends on priorities. OpenDealer compares 2027 BMW 430i Gran Coupe vs 2026 Cadillac CT4 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2027 BMW 430i Gran Coupe or 2026 Cadillac CT4?
- Based on starting MSRP, the 2026 Cadillac CT4 starts lower at $36,000.
- Which has better startingMsrp: 2027 BMW 430i Gran Coupe or 2026 Cadillac CT4?
- The 2026 Cadillac CT4 leads on startingMsrp in this comparison (36,000).
- Which has better combinedMpg: 2027 BMW 430i Gran Coupe or 2026 Cadillac CT4?
- The 2027 BMW 430i Gran Coupe leads on combinedMpg in this comparison (30).
- Which has better horsepower: 2027 BMW 430i Gran Coupe or 2026 Cadillac CT4?
- The 2026 Cadillac CT4 leads on horsepower in this comparison (472).
- How do the NHTSA safety ratings compare for 2027 BMW 430i Gran Coupe vs 2026 Cadillac CT4?
- NHTSA overall crash-test ratings in this comparison: Cadillac CT4 (Not Rated/5 NHTSA overall).