Cadillac CT4 vs Subaru WRX STI
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2021 Subaru WRX STI
Overview
| Spec | Cadillac CT4Luxury | Subaru WRX STISTI |
|---|---|---|
| Selected trim | Luxury | STI |
| Body style | Sedan | Sedan |
| Drivetrain | rear wheel drive | all wheel drive |
| Fuel type | premium unleaded (recommended) | premium unleaded (required) |
| Transmission | 8-speed shiftable automatic | 6-speed manual |
| Engine type | gas | gas |
| Model year | 2026 | 2021 |
Pricing & market
| Spec | Cadillac CT4Luxury | Subaru WRX STISTI |
|---|---|---|
| MSRP | $35,600 (best) | $37,245 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | Cadillac CT4Luxury | Subaru WRX STISTI |
|---|---|---|
| Combined MPG | 26 MPG (best) | 18 MPG |
| City MPG | 22 MPG (best) | 16 MPG |
| Highway MPG | 32 MPG (best) | 22 MPG |
| Fuel tank | 17 gal (best) | 15.9 gal |
Performance
| Spec | Cadillac CT4Luxury | Subaru WRX STISTI |
|---|---|---|
| Horsepower | 237 hp | 310 hp (best) |
| Torque | 258 lb-ft | 290 lb-ft (best) |
| Engine size | 2 L | 2.5 L (best) |
| Cylinders | I4 | flat 4 |
Size & capability
| Spec | Cadillac CT4Luxury | Subaru WRX STISTI |
|---|---|---|
| Seating | 5 seats | 5 seats |
| Doors | 4 | 4 |
| Cargo volume | 10.7 cu ft | 12 cu ft (best) |
| Curb weight | 3,422 lbs (best) | 3,450 lbs |
| Ground clearance | — | 4.9 in (best) |
| Wheelbase | 109 in (best) | 104.3 in |
| Length | 187.2 in (best) | 180.9 in |
| Width | 71.4 in (best) | 70.7 in |
| Height | 56 in | 58.1 in (best) |
Safety & recalls
| Spec | Cadillac CT4Luxury | Subaru WRX STISTI |
|---|---|---|
| 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 | Cadillac CT4 | Subaru WRX STI |
|---|---|---|
| 1 | Luxury $35,600 MSRP(Currently comparing) | STI $37,245 MSRP(Currently comparing) |
| 2 | Premium Luxury $39,900 MSRP | STI Limited $41,945 MSRP |
| 3 | Sport $43,800 MSRP | STI Limited $41,945 MSRP |
| 4 | V $50,000 MSRP | — |
| 5 | V Blackwing $62,700 MSRP | — |