2023 head-to-head · Midsize Car

2023 Cadillac CT5 vs Lexus LS Hybrid

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
$2,194/ year to fuel
27 MPG
✓ Cheaper to run
$2,370/ year to fuel
25 MPG

The 2023 Cadillac CT5 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,194 a year to fuel (27 MPG), versus $2,370 for the 2023 Lexus LS Hybrid (25 MPG). That's roughly $176 a year, or about $878 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

  • Cadillac CT5
  • Lexus LS Hybrid

Side by side

Cadillac CT5Lexus LS Hybrid
$2,194 Your annual fuel cost $2,370
27 MPG Combined efficiency 25 MPG
23 MPG City 22 MPG
33 MPG Highway 29 MPG
99 cu ft Passenger volume 99 cu ft
11 cu ft Cargo volume 12 cu ft
333 g/mi Tailpipe CO₂ (g/mi) 358 g/mi
5/10 EPA fuel economy score 5/10
5/10 EPA greenhouse gas score 5/10
Gas Powertrain Hybrid
Premium gasoline Fuel Premium gasoline
2.0L 4-cyl turbo Engine / motor 3.5L 6-cyl
10-speed automatic Transmission CVT
RWD Drivetrain AWD

✓ 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.

Cadillac CT5 vs Lexus LS Hybrid across model years

  • Cadillac CT5
  • Lexus LS Hybrid

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 Lexus LS Hybrid has more cargo space (12 vs. 11 cu ft).

Among 50 2023 midsize cars, the Cadillac CT5 ranks 35th and the Lexus LS Hybrid 38th for lowest fuel cost.

The powertrains differ: the Cadillac CT5 is a conventional gas model, while the Lexus LS Hybrid is a full hybrid.

Frequently asked questions

Which is more fuel-efficient, the 2023 Cadillac CT5 or the 2023 Lexus LS Hybrid?

Measured by cost to drive, the Cadillac CT5. The Cadillac CT5 is rated 27 MPG combined and the Lexus LS Hybrid 25 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2023 Cadillac CT5 vs. the Lexus LS Hybrid per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,194 for the Cadillac CT5 and $2,370 for the Lexus LS Hybrid.

Which has more cargo space?

The Lexus LS Hybrid, with 12 cu ft of luggage volume versus 11 cu ft (EPA interior volume index).

Cadillac CT5 vs Lexus LS Hybrid in other years

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