2023 head-to-head · Subcompact Car

2023 Audi RS vs BMW 4 Series 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
$2,576/ year to fuel
23 MPG
✓ Cheaper to run
$2,194/ year to fuel
27 MPG

The 2023 BMW 4 Series Hybrid 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 $2,576 for the 2023 Audi RS (23 MPG). That's roughly $382 a year, or about $1,908 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

  • Audi RS
  • BMW 4 Series Hybrid

Side by side

Audi RSBMW 4 Series Hybrid
$2,576 Your annual fuel cost $2,194
23 MPG Combined efficiency 27 MPG
20 MPG City 24 MPG
29 MPG Highway 32 MPG
87 cu ft Passenger volume 86 cu ft
8 cu ft Cargo volume 12 cu ft
383 g/mi Tailpipe CO₂ (g/mi) 325 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
2.5L 5-cyl turbo Engine / motor 3.0L 6-cyl turbo
7-speed dual-clutch Transmission 8-speed automatic
AWD 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.

Audi RS vs BMW 4 Series Hybrid across model years

  • Audi RS
  • BMW 4 Series 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 BMW 4 Series Hybrid has more cargo space (12 vs. 8 cu ft).

Among 31 2023 subcompact cars, the Audi RS ranks 21st and the BMW 4 Series Hybrid 11th for lowest fuel cost.

The powertrains differ: the Audi RS is a conventional gas model, while the BMW 4 Series Hybrid is a full hybrid.

Frequently asked questions

Which is more fuel-efficient, the 2023 Audi RS or the 2023 BMW 4 Series Hybrid?

Measured by cost to drive, the BMW 4 Series Hybrid. The Audi RS is rated 23 MPG combined and the BMW 4 Series Hybrid 27 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2023 Audi RS vs. the BMW 4 Series Hybrid per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,576 for the Audi RS and $2,194 for the BMW 4 Series Hybrid.

Which has more cargo space?

The BMW 4 Series Hybrid, with 12 cu ft of luggage volume versus 8 cu ft (EPA interior volume index).

Audi RS vs BMW 4 Series Hybrid in other years

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