2023 Porsche 911 Sport ClassicFuel Economy & MPG Ratings

Gasoline Minicompact CarsRear-Wheel Drive
City
15
MPG
Highway
21
MPG
Combined
17
MPG

Trim Comparison

Manual 7-spd
Premium
City
15
Hwy
21
Comb
17
Fuel cost: $4,800/yr
Annual Fuel Cost
$4,800

Based on gasoline at $3.67/gal, 15,000 miles/year

5-Year Fuel Savings
$-12,000

vs. average new vehicle

EPA Fuel Economy Score: 3/10
GHG Score: 3/10

Environment

CO₂ Tailpipe Emissions
516 g/mile
Annual Petroleum Consumption
17.5 barrels

Specifications

Engine
3.7L 6-cyl
Transmission
7-speed Manual
Drivetrain
RWD
Body Style
Sedan
GVWR
Class 1 (≤6,000 lbs)

Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.

Engine & Efficiency Details

Source: EPA fueleconomy.gov

Engine Size
3.7L, 6-cylinder
Induction Type
Direct Injection
Efficiency Tech
Auto Start-Stop
Fuel Type
Premium Gasoline

Recall History

Source: NHTSA

No recalls reported for this vehicle.

Owner-Reported Problems2 complaints

Source: NHTSA

NHTSA has received 2 owner complaints for the 2023 Porsche 911 Sport Classic. Top reported issues include electrical system, fuel system and engine. The data below is sourced from consumer complaints filed directly with NHTSA.

Problems by System / Component

Electrical System
1
Fuel System
1
Engine
1

2023 Porsche 911 Sport Classic problems by category: Electrical System: 1 complaints, Fuel System: 1 complaints, Engine: 1 complaints.

Sample Owner Complaints

Other / UnknownFiled: 12/07/2025ODI#11703552
The center lock bolts to the wheels increase in tightness when driven even a short distance. All four of my bolts have consistently tightened to over 800 ft/lbs of torque after being installed at Pors…
Electrical SystemFiled: 10/20/2023ODI#11551052
Check engine lights, engine control module, erratic idle, P0089 check engine light code. Maybe unsafe to operate & stall?

Complaint data is sourced from the NHTSA Complaints Database. Reports are filed by vehicle owners and may not reflect confirmed defects. Last updated via NHTSA API.

Related

Porsche 911 Sport Classic MPG History
See how this model's fuel economy changed by year

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