2025 Cadillac XT4 Premium Luxury vs 2025 Cadillac XT6 Premium Luxury
$14,100 less and 5 mpg better vs 75 more hp and 18.4″ longer. That is the real fork. Key numbers: $14,100 price gap, 235 vs 310 hp, 25 vs 20 MPG.
The XT4 Premium Luxury leads on $14,100 less, 5 MPG better. The XT6 Premium Luxury leads on 75 more hp, 18.4″ longer. The spec table compares 7 specifications head to head.
Key Differences at a Glance
What's Actually Different
These two vehicles differ in 7 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 Premium Luxury |
|---|---|---|
| Pricing | ||
| MSRP | $43,295 | $57,395 |
| Powertrain | ||
| Engine | 2.0L I4 Turbo | 3.6L V6 |
| Horsepower | 235 hp | 310 hp |
| Torque | 258 lb-ft | 271 lb-ft |
| Transmission | 9-speed shiftable automatic | 9-speed shiftable automatic |
| Drivetrain | AWD | AWD |
| Fuel Economy | ||
| City MPG | 23 | 18 |
| Highway MPG | 28 | 25 |
| Combined MPG | 25 | 20 |
| Fuel Tank | 16.3 gal | 22.0 gal |
| Annual Fuel Cost (EPA) | $2,300/yr | $2,200/yr |
| Dimensions | ||
| Curb Weight | 3,874 lbs | 4,644 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 Premium Luxury?
The 2025 Cadillac XT4 Premium Luxury starts at $43,295, $14,100 less than the 2025 Cadillac XT6 Premium Luxury at $57,395. On a 60-month loan that is roughly $249/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 $14,100 in your pocket and the 2025 Cadillac XT4 Premium Luxury covers your needs; lower running costs matter to you, roughly $420/year less on fuel; you prefer a smaller vehicle that is easier to park and maneuver.
Who should choose the 2025 Cadillac XT6 Premium Luxury?
The 2025 Cadillac XT6 Premium Luxury is the stronger pick when the extra 75 hp matters for your commute or driving style; you want the larger footprint for passengers or cargo.
Which gets better fuel economy, the 2025 Cadillac XT4 Premium Luxury or 2025 Cadillac XT6 Premium Luxury?
The 2025 Cadillac XT4 Premium Luxury rates 25 combined MPG, 5 MPG ahead.
Which is more powerful, the 2025 Cadillac XT4 Premium Luxury or 2025 Cadillac XT6 Premium Luxury?
The 2025 Cadillac XT6 Premium Luxury produces 310 hp, 75 more than the 2025 Cadillac XT4 Premium Luxury at 235 hp. The 2025 Cadillac XT6 Premium Luxury also leads in torque at 271 lb-ft vs 258 lb-ft. The 2025 Cadillac XT4 Premium Luxury runs a 2.0L I4 Turbo; the 2025 Cadillac XT6 Premium Luxury uses a 3.6L V6.
Is the 2025 Cadillac XT4 Premium Luxury bigger than the 2025 Cadillac XT6 Premium Luxury?
The 2025 Cadillac XT6 Premium Luxury is 18.4″ longer at 198.5″ vs 180.1″. The 2025 Cadillac XT6 Premium Luxury has a 4.0″ longer wheelbase, which typically means more rear-seat legroom.
Explore more: Cadillac trims, Cadillac XT4 trims, Cadillac XT6 trims
XT4 vs XT6: What This Matchup Is Really About
The 2025 Cadillac XT4 Premium Luxury and 2025 Cadillac XT6 Premium Luxury sit in the compact SUV class, where cargo room, ride comfort, and family-friendly features define the competitive landscape. The $14,100 gap adds up to $249/month on a 60-month loan. That is real money, so the pricier option needs to earn it with capabilities you will actually use.
Under the Hood
The 2025 Cadillac XT4 Premium Luxury runs a 2.0L I4 Turbo; the 2025 Cadillac XT6 Premium Luxury uses a 3.6L V6. The 2025 Cadillac XT6 Premium Luxury has 75 more hp (310 vs 235). You will feel the difference merging, passing, and driving with a full car. Both use AWD.
Running Costs: XT4 vs XT6
The 2025 Cadillac XT4 Premium Luxury saves roughly $420/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $2,100. The 2025 Cadillac XT4 Premium Luxury wins on both sticker price and running costs, making it the stronger value on paper.
How Each One Fits Your Daily Life
The 2025 Cadillac XT6 Premium Luxury is 18.4″ longer, which translates to more room inside but a larger footprint in parking lots and garages. The 2025 Cadillac XT6 Premium Luxury weighs 770 lbs more. Heavier vehicles tend to feel more planted at highway speed but use more fuel and are harder to stop quickly.
Bottom Line
Choose the 2025 Cadillac XT4 Premium Luxury when you want to keep $14,100 in your pocket and the 2025 Cadillac XT4 Premium Luxury covers your needs. Choose the 2025 Cadillac XT6 Premium Luxury when the extra 75 hp matters for your commute or driving style. At $249/month more, the 2025 Cadillac XT6 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 Cadillac or any dealership.