2025 head-to-head · Small SUV

2025 BMW X2 vs Cadillac XT6

MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.

Swap sides
✓ Cheaper to run
$2,116/ year to fuel
28 MPG
✓ Cheaper to run
$2,214/ year to fuel
21 MPG

The 2025 BMW X2 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas and $3.10/gal regular gas, it costs about $2,116 a year to fuel (28 MPG), versus $2,214 for the 2025 Cadillac XT6 (21 MPG). That's roughly $98 a year, or about $491 over five years.

Your numbers

Change these to match your driving and local prices. Every figure and chart on this page updates.

Fuel cost over 10 years

  • BMW X2
  • Cadillac XT6

Side by side

BMW X2Cadillac XT6
$2,116 Your annual fuel cost $2,214
28 MPG Combined efficiency 21 MPG
24 MPG City 19 MPG
33 MPG Highway 26 MPG
— Passenger volume 137 cu ft
— Cargo volume 13 cu ft
318 g/mi Tailpipe CO₂ (g/mi) 418 g/mi
6/10 EPA fuel economy score 4/10
6/10 EPA greenhouse gas score 4/10
Gas Powertrain Gas
Premium gasoline Fuel Regular gasoline
2.0L 4-cyl turbo Engine / motor 3.6L 6-cyl
7-speed dual-clutch Transmission 9-speed automatic
AWD Drivetrain FWD

✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.

BMW X2 vs Cadillac XT6 across model years

  • BMW X2
  • Cadillac XT6

Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.

How they differ

Among 133 2025 small SUVs, the BMW X2 ranks 101st and the Cadillac XT6 108th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2025 BMW X2 or the 2025 Cadillac XT6?

Measured by cost to drive, the BMW X2. The BMW X2 is rated 28 MPG combined and the Cadillac XT6 21 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2025 BMW X2 vs. the Cadillac XT6 per year?

At 15,000 miles a year with $3.95/gal premium gas and $3.10/gal regular gas, about $2,116 for the BMW X2 and $2,214 for the Cadillac XT6.

BMW X2 vs Cadillac XT6 in other years

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