2015 Hyundai Sonata MPG and Fuel Cost

The 2015 Hyundai Sonata gets up to 31 mpg combined with a gas engine and up to 37 mpg as a hybrid, across 6 EPA-tested versions.

EPA fuel economy

2015 Hyundai Sonata · 6 EPA-tested versions

Best gas version

31MPG combined

28 city 36 highway

$2,150 a year to fuel

Fuel economy score8/10

1.6L turbo 4-cyl · FWD · 7-speed automated manual

Best hybrid version

37MPG combined

35 city 38 highway

$1,800 a year to fuel

Fuel economy score9/10

2.4L 4-cyl hybrid · FWD · 6-speed automated manual

Best version saves $3,000 in fuel over 5 years vs the average new vehicle (EPA)

Fuel cost: 15,000 miles a year at EPA's $4.47 a gallon (regular gas).

Data: US EPA, fueleconomy.govUpdated Sep 30, 2026

At EPA's price assumptions, fuel costs $1,800 to $2,800 a year. Compared with 2014, the best gas version is up 4 mpg.

One of the Sonata years to avoid

The 2015 drew 203 owner complaints in its first three years, against about 92 for a typical Sonata year: 2.2 times as many.

Years to avoid: 2011 to 2013 and 2015; best year: 2019. Based on owner complaints, not adjusted for sales.

Every Sonata year ranked The 2015 Sonata's recalls and problems

Every 2015 Sonata version

EPA's ratings for each version it tested. Fuel cost is EPA's estimate for 15,000 miles a year at its current prices.

Version	Combined	City / Hwy	Fuel / year
Hybrid
2.4L 4-cyl hybrid · FWD · 6-speed automated manual Best EPA listing: Sonata Hybrid (also Sonata Hybrid Limited)	37 mpg	35 / 38	$1,800
Gas
1.6L turbo 4-cyl · FWD · 7-speed automated manual EPA listing: Sonata	31 mpg	28 / 36	$2,150
2.4L 4-cyl · FWD · 6-speed automatic EPA listing: Sonata	28 mpg	24 / 36	$2,400
2.4L 4-cyl · FWD · 6-speed automatic · Sport Limited EPA listing: Sonata Sport Limited	27 mpg	24 / 34	$2,500
2.0L turbo 4-cyl · FWD · 6-speed automatic EPA listing: Sonata	26 mpg	22 / 31	$2,600
2.0L turbo 4-cyl · FWD · 6-speed automatic · Limited EPA listing: Sonata Limited	24 mpg	21 / 30	$2,800

Fuel cost at your prices

EPA's annual cost uses 15,000 miles a year, 55% city driving and its current prices: $4.47 a gallon for regular gas. Change the numbers to match your driving.

Version	Per year	Per month	5 years
2.4L 4-cyl hybrid · FWD · 6-speed automated manual	$1,812	$151	$9,061
1.6L turbo 4-cyl · FWD · 7-speed automated manual	$2,163	$180	$10,815
2.4L 4-cyl · FWD · 6-speed automatic	$2,395	$200	$11,973
2.4L 4-cyl · FWD · 6-speed automatic · Sport Limited	$2,483	$207	$12,417
2.0L turbo 4-cyl · FWD · 6-speed automatic	$2,579	$215	$12,894
2.0L turbo 4-cyl · FWD · 6-speed automatic · Limited	$2,794	$233	$13,969

At the default settings the results match EPA's annual cost before EPA rounds it to the nearest $50.

Does the hybrid pay for itself? See the payback for every model sold both ways.

Hyundai Sonata MPG by model year

The best-rated version in each model year; the highlighted year is this page. Gas: 25 to 32 mpg (every year from 2010 to 2026); highest in 2020. Hybrid: 36 to 52 mpg (2011 to 2026); highest in 2020.

Best gas version
Best hybrid version

2015: gas 31 mpg · hybrid 37 mpg

Show as a table

Hyundai Sonata best combined mpg by model year
Model year	Best gas version	Best hybrid version
2010	25	–
2011	27	36
2012	27	36
2013	27	37
2014	27	37
2015	31	37
2016	31	41
2017	31	42
2018	31	42
2019	31	42
2020	32	52
2021	32	52
2022	32	52
2023	32	52
2024	29	47
2025	32	47
2026	32	51

Every Sonata year's ratings in one table

How the 2015 Sonata compares

2015 midsize sedans covered on this site, ranked by their best combined rating. Fuel cost is for each model's cheapest version to run, at EPA's prices.

2015 model	Best combined	Best gas	Fuel / year
Honda Accord Best: hybrid	47 mpg	30 mpg	$1,450
Toyota Camry Best: hybrid	40 mpg	28 mpg	$1,700
Hyundai Sonata This page Best: hybrid	37 mpg	31 mpg	$1,800
Kia Optima Best: hybrid	37 mpg	26 mpg	$1,800
Nissan Altima Best: gas	31 mpg	31 mpg	$2,150
Chevrolet Malibu Best: gas	29 mpg	29 mpg	$2,300

Hyundai Sonata vs Toyota CamryMPG, fuel cost, recalls and crash tests side by side

2015 Sonata recalls and complaints

NHTSA lists 12 safety recalls and 1,197 owner complaints for the 2015 Sonata.

Owners most often describe stalling (204 complaints, 17%), then the check engine light (181). NHTSA's overall crash rating: 5 stars.

See the 2015 Sonata recalls and problems

Questions

How much fuel does the 2015 Sonata hybrid save?

Comparing two-wheel-drive versions at EPA's assumptions (15,000 miles a year, $4.47 a gallon), the hybrid costs $1,800 a year to fuel against $2,150 for the gas model: $350 a year, or $1,750 over five years.

Does the 2015 Hyundai Sonata need premium gas?

No. EPA lists every 2015 Hyundai Sonata version on regular gasoline.

How does the 2015 Sonata's MPG compare with the 2014?

For 2015, the best gas version is rated 31 mpg, up 4 from 27 and the best hybrid version is rated 37 mpg, the same as the year before.

Sources and method

US EPA and Department of Energy fuel economy data (fueleconomy.gov), file dated Sep 29, 2026.
EPA fuel price assumptions: regular $4.47, midgrade $5.07, premium $5.48, diesel $6.38 a gallon; electricity $0.15 per kWh.
Recall and complaint counts: NHTSA recall file dated Oct 2, 2026 and complaint file dated Oct 2, 2026.

Ratings are EPA estimates. Real-world mileage depends on how, where and in what weather you drive. How we build these pages. Spotted an error? Tell us.