2022 head-to-head · Midsize Car

2022 BMW 5 Series vs Cadillac CT5

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
$2,194/ year to fuel
27 MPG

The 2022 BMW 5 Series is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,116 a year to fuel (28 MPG), versus $2,194 for the 2022 Cadillac CT5 (27 MPG). That's roughly $78 a year, or about $392 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 5 Series
  • Cadillac CT5

Side by side

BMW 5 SeriesCadillac CT5
$2,116 Your annual fuel cost $2,194
28 MPG Combined efficiency 27 MPG
25 MPG City 23 MPG
33 MPG Highway 33 MPG
99 cu ft Passenger volume 99 cu ft
14 cu ft Cargo volume 11 cu ft
313 g/mi Tailpipe CO₂ (g/mi) 333 g/mi
6/10 EPA fuel economy score 6/10
6/10 EPA greenhouse gas score 6/10
Gas Powertrain Gas
Premium gasoline Fuel Premium gasoline
2.0L 4-cyl turbo Engine / motor 2.0L 4-cyl turbo
8-speed automatic Transmission 10-speed automatic
RWD Drivetrain RWD

✓ 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 5 Series vs Cadillac CT5 across model years

  • BMW 5 Series
  • Cadillac CT5

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

Per EPA interior volume figures, the BMW 5 Series has more cargo space (14 vs. 11 cu ft).

Among 54 2022 midsize cars, the BMW 5 Series ranks 33rd and the Cadillac CT5 38th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2022 BMW 5 Series or the 2022 Cadillac CT5?

Measured by cost to drive, the BMW 5 Series. The BMW 5 Series is rated 28 MPG combined and the Cadillac CT5 27 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2022 BMW 5 Series vs. the Cadillac CT5 per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,116 for the BMW 5 Series and $2,194 for the Cadillac CT5.

Which has more cargo space?

The BMW 5 Series, with 14 cu ft of luggage volume versus 11 cu ft (EPA interior volume index).

BMW 5 Series vs Cadillac CT5 in other years

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