2025 Cadillac XT4 Premium Luxury vs 2025 Cadillac XT6 Luxury
$7,900 less and 2 mpg better vs 18.4″ longer. That is the real fork. Key numbers: $7,900 price gap, 235 vs 235 hp, 25 vs 23 MPG.
The XT4 Premium Luxury leads on $7,900 less, 2 MPG better. The XT6 Luxury leads on 18.4″ longer. The spec table compares 4 specifications head to head.
Key Differences at a Glance
What's Actually Different
These two vehicles differ in 4 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 | 2025 Cadillac XT4 Premium Luxury | 2025 Cadillac XT6 Luxury |
|---|---|---|
| Pricing | ||
| MSRP | $43,295 | $51,195 |
| Powertrain | ||
| Engine | 2.0L I4 Turbo | 2.0L I4 Turbo |
| Horsepower | 235 hp | 235 hp |
| Torque | 258 lb-ft | 258 lb-ft |
| Transmission | 9-speed shiftable automatic | 9-speed shiftable automatic |
| Drivetrain | AWD | AWD |
| Fuel Economy | ||
| City MPG | 23 | 21 |
| Highway MPG | 28 | 26 |
| Combined MPG | 25 | 23 |
| Fuel Tank | 16.3 gal | 22.0 gal |
| Annual Fuel Cost (EPA) | $2,300/yr | $2,500/yr |
| Dimensions | ||
| Curb Weight | 3,874 lbs | 4,565 lbs |
| Wheelbase | 109.0" | 113.0" |
| Length | 180.1" | 198.5" |
| Width | 76.7" | 77.3" |
| Height | 64.1" | 69.9" |
| Safety | ||
| NHTSA Overall | 5/5 stars | 5/5 stars |
| Warranty | ||
| Bumper-to-Bumper | 4yr/50k | 4yr/50k |
| Powertrain | 6yr/70k | 6yr/70k |
| Corrosion | 6yr/100k | 6yr/100k |
| Roadside Assistance | 6yr/70k | 6yr/70k |
Frequently Asked Questions
What is the price difference between the 2025 Cadillac XT4 Premium Luxury and 2025 Cadillac XT6 Luxury?
The 2025 Cadillac XT4 Premium Luxury starts at $43,295, $7,900 less than the 2025 Cadillac XT6 Luxury at $51,195. On a 60-month loan that is roughly $140/month. All prices are MSRP before destination and dealer fees.
Who should choose the 2025 Cadillac XT4 Premium Luxury?
The 2025 Cadillac XT4 Premium Luxury is the stronger pick when you want to keep $7,900 in your pocket and the 2025 Cadillac XT4 Premium Luxury covers your needs; lower running costs matter to you, roughly $146/year less on fuel; you prefer a smaller vehicle that is easier to park and maneuver.
Who should choose the 2025 Cadillac XT6 Luxury?
The 2025 Cadillac XT6 Luxury is the stronger pick when you want the larger footprint for passengers or cargo.
Which gets better fuel economy, the 2025 Cadillac XT4 Premium Luxury or 2025 Cadillac XT6 Luxury?
The 2025 Cadillac XT4 Premium Luxury rates 25 combined MPG, 2 MPG ahead.
Which is more powerful, the 2025 Cadillac XT4 Premium Luxury or 2025 Cadillac XT6 Luxury?
Both produce 235 hp.
Is the 2025 Cadillac XT4 Premium Luxury bigger than the 2025 Cadillac XT6 Luxury?
The 2025 Cadillac XT6 Luxury is 18.4″ longer at 198.5″ vs 180.1″. The 2025 Cadillac XT6 Luxury has a 4.0″ longer wheelbase, which typically means more rear-seat legroom.
Explore more: Cadillac trims, Cadillac XT4 trims, Cadillac XT6 trims
The XT4–XT6 Decision
Cross-shopping compact SUVs means weighing interior space, ride quality, and ownership costs. Here is how the XT4 and XT6 compare. The $7,900 gap adds up to $140/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
Both run the same 2.0L I4 Turbo engine. Both produce 235 hp. Both use AWD.
The Ownership Math
The 2025 Cadillac XT4 Premium Luxury saves roughly $146/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $730. The 2025 Cadillac XT4 Premium Luxury wins on both sticker price and running costs, making it the stronger value on paper.
Living With the XT4 vs the XT6
The 2025 Cadillac XT6 Luxury is 18.4″ longer, which translates to more room inside but a larger footprint in parking lots and garages. The 2025 Cadillac XT6 Luxury weighs 691 lbs more. Heavier vehicles tend to feel more planted at highway speed but use more fuel and are harder to stop quickly.
The Decision
Choose the 2025 Cadillac XT4 Premium Luxury when you want to keep $7,900 in your pocket and the 2025 Cadillac XT4 Premium Luxury covers your needs. Choose the 2025 Cadillac XT6 Luxury when you want the larger footprint for passengers or cargo. At $140/month more, the 2025 Cadillac XT6 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 Cadillac or any dealership.