2026 Subaru WRX Base vs 2026 Cadillac CT5 Premium Luxury
$16,105 less and 34 more hp vs 4 MPG better and 10.0″ longer. That is the real fork. Key numbers: $16,105 price gap, 271 vs 237 hp, 22 vs 26 MPG.
The WRX Base leads on $16,105 less, 34 more hp. The CT5 Premium Luxury leads on 4 MPG better, 10.0″ longer. The spec table compares 6 specifications head to head.
Key Differences at a Glance
What's Actually Different
These two vehicles differ in 6 specifications.
Full Specification Comparison
Specifications and pricing reflect available data as of early 2026 and may not match current manufacturer figures. Always confirm details with an authorized dealer before making a purchase decision.
| Spec | 2026 Subaru WRX Base | 2026 Cadillac CT5 Premium Luxury |
|---|---|---|
| Pricing | ||
| MSRP | $32,495 | $48,600 |
| Powertrain | ||
| Engine | 2.4L flat 4 Turbo | 2.0L I4 Turbo |
| Horsepower | 271 hp | 237 hp |
| Torque | 258 lb-ft | 258 lb-ft |
| Transmission | 6-speed manual | 10-speed shiftable automatic |
| Drivetrain | AWD | RWD |
| Fuel Economy | ||
| City MPG | 19 | 22 |
| Highway MPG | 26 | 31 |
| Combined MPG | 22 | 26 |
| Fuel Tank | 16.6 gal | 17.0 gal |
| Annual Fuel Cost (EPA) | $2,650/yr | $2,250/yr |
| Dimensions | ||
| Curb Weight | No published data | 3,663 lbs |
| Wheelbase | 105.2" | 116.0" |
| Length | 183.8" | 193.8" |
| Width | 71.9" | 74.1" |
| Height | 57.8" | 57.2" |
| Safety | ||
| NHTSA Overall | 5/5 stars | 5/5 stars |
| Warranty | ||
| Bumper-to-Bumper | 3yr/36k | 4yr/50k |
| Powertrain | 5yr/60k | 6yr/70k |
| Corrosion | 5yr/unlimited | 6yr/100k |
| Roadside Assistance | 3yr/36k | 6yr/70k |
Frequently Asked Questions
What is the price difference between the 2026 Subaru WRX Base and 2026 Cadillac CT5 Premium Luxury?
The 2026 Subaru WRX Base starts at $32,495, $16,105 less than the 2026 Cadillac CT5 Premium Luxury at $48,600. On a 60-month loan that is roughly $284/month. All prices are MSRP before destination and dealer fees.
Who should choose the 2026 Subaru WRX Base?
The 2026 Subaru WRX Base is the stronger pick when you want to keep $16,105 in your pocket and the 2026 Subaru WRX Base covers your needs; the extra 34 hp matters for your commute or driving style; you drive in snow, rain, or unpaved roads where AWD keeps you planted.
Who should choose the 2026 Cadillac CT5 Premium Luxury?
The 2026 Cadillac CT5 Premium Luxury is the stronger pick when lower running costs matter to you, roughly $294/year less on fuel; you want the larger footprint for passengers or cargo.
Which gets better fuel economy, the 2026 Subaru WRX Base or 2026 Cadillac CT5 Premium Luxury?
The 2026 Cadillac CT5 Premium Luxury rates 26 combined MPG, 4 MPG ahead.
Which is more powerful, the 2026 Subaru WRX Base or 2026 Cadillac CT5 Premium Luxury?
The 2026 Subaru WRX Base produces 271 hp, 34 more than the 2026 Cadillac CT5 Premium Luxury at 237 hp. The 2026 Subaru WRX Base runs a 2.4L flat 4 Turbo; the 2026 Cadillac CT5 Premium Luxury uses a 2.0L I4 Turbo. Drivetrains differ too: AWD on the 2026 Subaru WRX Base, RWD on the 2026 Cadillac CT5 Premium Luxury.
Is the 2026 Subaru WRX Base bigger than the 2026 Cadillac CT5 Premium Luxury?
The 2026 Cadillac CT5 Premium Luxury is 10.0″ longer at 193.8″ vs 183.8″. The 2026 Cadillac CT5 Premium Luxury has a 10.8″ longer wheelbase, which typically means more rear-seat legroom.
Do the 2026 Subaru WRX Base and 2026 Cadillac CT5 Premium Luxury have the same drivetrain?
No. The 2026 Subaru WRX Base comes with AWD, while the 2026 Cadillac CT5 Premium Luxury uses RWD. If you drive in snow, heavy rain, or on unpaved roads, the all-wheel or four-wheel drive option provides better traction. If you mostly drive on dry pavement, the two-wheel drive option saves fuel.
How do the warranties compare?
The Subaru WRX comes with 3yr/36k bumper-to-bumper and 5yr/60k powertrain. The Cadillac CT5 offers 4yr/50k bumper-to-bumper and 6yr/70k powertrain. Longer warranty coverage can offset higher maintenance costs over time.
Explore more: Subaru trims, Subaru WRX trims, Cadillac trims, Cadillac CT5 trims
The WRX–CT5 Decision
Shopping compact cars means the WRX and CT5 will likely end up on the same test-drive day. Here is what the numbers say before you get behind the wheel. The $16,105 gap adds up to $284/month on a 60-month loan. That is real money, so the pricier option needs to earn it with capabilities you will actually use.
What Powers Each Vehicle
The 2026 Subaru WRX Base runs a 2.4L flat 4 Turbo; the 2026 Cadillac CT5 Premium Luxury uses a 2.0L I4 Turbo. The 2026 Subaru WRX Base has 34 more hp (271 vs 237), enough to notice on highway on-ramps and when passing. The 2026 Subaru WRX Base comes with AWD; the 2026 Cadillac CT5 Premium Luxury uses RWD. If you deal with snow, rain, or gravel roads, that traction advantage matters.
The Ownership Math
The 2026 Cadillac CT5 Premium Luxury saves roughly $294/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $1,470.
Living With the WRX vs the CT5
The 2026 Cadillac CT5 Premium Luxury is 10.0″ longer, which translates to more room inside but a larger footprint in parking lots and garages. The 2026 Cadillac CT5 Premium Luxury has a 10.8″ longer wheelbase, typically meaning a smoother ride and more rear-seat legroom.
The Decision
Choose the 2026 Subaru WRX Base when you want to keep $16,105 in your pocket and the 2026 Subaru WRX Base covers your needs. Choose the 2026 Cadillac CT5 Premium Luxury when lower running costs matter to you, roughly $294/year less on fuel. At $284/month more, the 2026 Cadillac CT5 Premium Luxury needs to earn that gap with something you use weekly.
Specifications shown combine licensed third-party automotive data with official manufacturer, EPA, and NHTSA source material. Actual pricing, features, and availability may vary by region and dealer. Always confirm details with an authorized dealer before making a purchase decision. TrimAtlas is not affiliated with Subaru or Cadillac or any dealership.