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Combined MPG
29–30 MPG
55% city / 45% highway weighted
City Driving Rating
25–26 MPG
Stop-and-go urban cycle
Highway Driving Rating
35–36 MPG
Sustained open-highway test
Annual Fuel Cost
$2,550–2,600
EPA estimate @ 15,000 miles/yr
Laboratory Fuel Economy Certification

Executive Efficiency Findings

The 2018 Fiat 124 Spider delivers an EPA-certified 29–30 MPG combined across 2 configurations. Estimated annual fuel costs range from $2,550 to $2,600.

EPA Testing Standards: Ratings derived from official dynamometer laboratory tests under 40 CFR Part 600. Real-world fuel economy varies based on driving style, ambient temperature, cargo payload, and terrain.
Certified Powertrain Attributes
  • • Certified Configurations: 2 trim and powertrain permutation(s).
  • • Combined Rating Range: 29–30 MPG.
  • • Annual Energy Cost: $2,550–2,600 (15k mi/yr).
Certified Ratings Matrix

Official EPA Fuel Economy Ratings by Configuration (2)

Laboratory certification test values across engine, transmission, and drivetrain permutations

Configuration / Model Powertrain Drivetrain Transmission City Highway Combined Annual Fuel Cost CO2 (g/mi)
124 Spider Premium 1.4L 4-Cyl Gas Rear-Wheel Drive Manual 6-spd 26 MPG 35 MPG 30 MPG $2,550 —
124 Spider Premium 1.4L 4-Cyl Gas Rear-Wheel Drive Automatic 6-spd 25 MPG 36 MPG 29 MPG $2,600 —
Operating Cost Economics

Standardized Energy Cost & Consumption Benchmarks

Standardized annual energy consumption and operating cost metrics based on 15,000 annual miles

ENERGY UNIT 25 MI

Fuel Cost per 25 Miles

$2.92–$3.02

Based on $3.50 per gallon regular gasoline

ANNUAL TOTAL 15K MI

Annual Fuel Consumption

500–517 Gal

Estimated annual energy units needed for 15,000 miles

5-YEAR VALUE SAVINGS

5-Year Fuel Cost vs Avg Vehicle

EPA Benchmark

Compared to the average new vehicle over 5 years

Related Workstations

Related Official Reports for 2018 Fiat 124 Spider

Cross-reference safety ratings, owner defect complaints, and recall campaigns

← 2018 Fiat 124 Spider Overview

Vehicle summary, specifications, and primary KPI metrics.

2018 Fiat 124 Spider Safety Ratings →

NHTSA 5-Star NCAP crash tests, rollover risk, and active driver assistance.

2018 Fiat 124 Spider Owner Complaints (16) →

NHTSA consumer defect complaint filings by affected component.

2018 Fiat 124 Spider Safety Recalls (1) →

Official safety recall notices, defects, and free repair instructions.
Search Intelligence

Quick Answers: EPA Fuel Economy, Electric Range & Energy Costs for the 2018 Fiat 124 Spider

Direct, deterministic answers synthesized from verified United States government databases for the 2018 Fiat 124 Spider

What gas mileage (MPG) does the 2018 Fiat 124 Spider get?

The 2018 Fiat 124 Spider achieves an EPA-certified rating of 29 to 30 MPG combined across 2 certified configuration(s).

City ratings range from 25 to 26 MPG, and highway ratings range from 35 to 36 MPG.

Source: EPA FuelEconomy.gov (40 CFR Part 600)

What is the estimated annual fuel or energy cost for the 2018 Fiat 124 Spider?

Using AutoUtility's standardized operating cost model, estimated annual fueling and energy costs range between $2,550 and $2,600 for the 2018 Fiat 124 Spider.

Calculated under AutoUtility's standardized methodology (15,000 miles per year, 55% city / 45% highway driving, $3.50/gallon regular gasoline, $0.16/kWh electricity) using official EPA dynamometer consumption ratings.

Source: AutoUtility Operating Cost Model (EPA-Certified Baseline)
Official US Government Data Provenance

Fuel economy ratings, electric range figures, and energy cost estimates on this page are retrieved directly from the United States Environmental Protection Agency (EPA) and U.S. Department of Energy (FuelEconomy.gov) certified vehicle database under 40 CFR Part 600.

Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.