2025 head-to-head · Subcompact Car

2025 Lexus LC vs Porsche 911

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
$3,292/ year to fuel
18 MPG
✓ Cheaper to run
$2,821/ year to fuel
21 MPG

The 2025 Porsche 911 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,821 a year to fuel (21 MPG), versus $3,292 for the 2025 Lexus LC (18 MPG). That's roughly $470 a year, or about $2,351 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

  • Lexus LC
  • Porsche 911

Side by side

Lexus LCPorsche 911
$3,292 Your annual fuel cost $2,821
18 MPG Combined efficiency 21 MPG
15 MPG City 18 MPG
25 MPG Highway 25 MPG
75 cu ft Passenger volume 70 cu ft
3 cu ft Cargo volume 5 cu ft
489 g/mi Tailpipe CO₂ (g/mi) 424 g/mi
4/10 EPA fuel economy score 4/10
4/10 EPA greenhouse gas score 4/10
Gas Powertrain Gas
Premium gasoline Fuel Premium gasoline
5.0L 8-cyl Engine / motor 3.0L 6-cyl turbo
10-speed automatic Transmission 8-speed dual-clutch
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.

Lexus LC vs Porsche 911 across model years

  • Lexus LC
  • Porsche 911

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 LC has more passenger space (75 vs. 70 cu ft); the Porsche 911 has more cargo space (5 vs. 3 cu ft).

Among 30 2025 subcompact cars, the Lexus LC ranks 28th and the Porsche 911 23rd for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2025 Lexus LC or the 2025 Porsche 911?

Measured by cost to drive, the Porsche 911. The Lexus LC is rated 18 MPG combined and the Porsche 911 21 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2025 Lexus LC vs. the Porsche 911 per year?

At 15,000 miles a year with $3.95/gal premium gas, about $3,292 for the Lexus LC and $2,821 for the Porsche 911.

Which has more cargo space?

The Porsche 911, with 5 cu ft of luggage volume versus 3 cu ft (EPA interior volume index).

Lexus LC vs Porsche 911 in other years

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