--- title: "Hyundai Sonata Specs: Weight, Fuel Tank, MPG" description: "How the Hyundai Sonata specs specification changed from 2011 to 2025, compared generation by generation. Fuel tank 15.9 gallons. Curb weight, fuel economy, ground clearance and other key numbers for the Hyundai Sonata, by engine and drivetrain." url: "https://whichcarparts.com/cars/hyundai/sonata/specs" updated: "2026-08-21" --- # Hyundai Sonata Specifications The specification is not the same across every year we cover, the table below shows exactly where it changes. ## Has the Hyundai Sonata specs specification changed by year? | Model years | Max towing | Fuel tank | Curb weight | EPA mpg | | --- | --- | --- | --- | --- | | [2020-2025](https://whichcarparts.com/cars/hyundai/sonata/2020-2025/specs) | N/A | 15.9 gal | N/A | 28 city / 38 hwy (2.5L); ~27/36 (1.6T); ~23/33 (2.5T N Line); ~45/51 (Hybrid, varies by trim) | | [2015-2019](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/specs) | N/A | 18.5 gal | N/A | 24 city / 35 hwy (2.4L); 28/38 (Eco 1.6T); 24/32 (2.0T); ~39/43 (Hybrid); ~40 combined + electric range (PHEV) | | [2011-2014](https://whichcarparts.com/cars/hyundai/sonata/2011-2014/specs) | N/A | 18.5 gal | N/A | 24 city / 35 hwy (2.4L auto); ~22/33 (2.0T); ~35/40 (Hybrid) | ## Full specifications by generation The specs on a Hyundai Sonata is set by its generation, not its model year, so each generation has one page carrying the complete figures, part numbers and fitment notes for every year it covers. - [2020-2025 Hyundai Sonata Specs](https://whichcarparts.com/cars/hyundai/sonata/2020-2025/specs) - [2015-2019 Hyundai Sonata Specs](https://whichcarparts.com/cars/hyundai/sonata/2015-2019/specs) - [2011-2014 Hyundai Sonata Specs](https://whichcarparts.com/cars/hyundai/sonata/2011-2014/specs) ## Hyundai Sonata specs: common questions ### How big is the fuel tank on a Hyundai Sonata? 15.9 gallons. ### What gas mileage does a Hyundai Sonata get? 28 city / 38 hwy (2.5L); ~27/36 (1.6T); ~23/33 (2.5T N Line); ~45/51 (Hybrid, varies by trim) on the EPA cycle. ## Sources - [Wikipedia, Hyundai Smartstream engine family (G1.6T, G1.6T Hybrid, displacement/output data)](https://en.wikipedia.org/wiki/Hyundai_Smartstream_engine) - [AMSoil lookup, 2022 Sonata 2.5L oil viscosity/capacity](https://www.amsoil.com/lookup/auto-and-light-truck/2022/hyundai/sonata/2-5l-4-cyl-engine-code-a-a/) - [Costa Oils, 2023 Sonata 2.5L Turbo (N Line) oil guide](https://costaoils.com/2023-hyundai-sonata-2-5l-turbo-oil-change-guide-2/) - [Hyundai Forums, N Line owner's manual 0W-30 vs. 0W-20 cap discussion](https://www.hyundai-forums.com/threads/0w-20-oil-only-one-listed.671641/) - [Goodyear, 2024 Sonata factory tire fitments by trim](https://www.goodyear.com/en-us/vehicles/Hyundai/Sonata/2024) - [Headquarter Hyundai, 2020 Sonata fuel tank capacity and EPA mpg](https://www.headquarterhyundai.com/research/2020-hyundai-sonata-mpg/) - [US News, 2021 Sonata Limited 1.6T engine specs](https://cars.usnews.com/cars-trucks/hyundai/sonata/2021/specs/sonata-limited-1-6t-416162) - [Go-Parts, 2021-2024 Hyundai/Kia 2.5L Smartstream (G4KN) oil dilution/piston-ring notes](https://www.go-parts.com/garage/engine-complete-assembly-kia-sorento-hyundai-santa-fe-hyundai-sonata-2021-2024) ## Find your exact Sonata - [2025](https://whichcarparts.com/cars/hyundai/sonata/2025) - [2024](https://whichcarparts.com/cars/hyundai/sonata/2024) - [2023](https://whichcarparts.com/cars/hyundai/sonata/2023) - [2022](https://whichcarparts.com/cars/hyundai/sonata/2022) - [2021](https://whichcarparts.com/cars/hyundai/sonata/2021) - [2020](https://whichcarparts.com/cars/hyundai/sonata/2020) - [2019](https://whichcarparts.com/cars/hyundai/sonata/2019) - [2018](https://whichcarparts.com/cars/hyundai/sonata/2018) - [2017](https://whichcarparts.com/cars/hyundai/sonata/2017) - [2016](https://whichcarparts.com/cars/hyundai/sonata/2016) - [2015](https://whichcarparts.com/cars/hyundai/sonata/2015) - [2014](https://whichcarparts.com/cars/hyundai/sonata/2014) - [2013](https://whichcarparts.com/cars/hyundai/sonata/2013) - [2012](https://whichcarparts.com/cars/hyundai/sonata/2012) - [2011](https://whichcarparts.com/cars/hyundai/sonata/2011) More Hyundai Sonata guides: - [Oil & filter](https://whichcarparts.com/cars/hyundai/sonata/oil) - [Battery](https://whichcarparts.com/cars/hyundai/sonata/battery) - [Tires & wheels](https://whichcarparts.com/cars/hyundai/sonata/tires) - [Wiper blades](https://whichcarparts.com/cars/hyundai/sonata/wipers) - [Air & cabin filters](https://whichcarparts.com/cars/hyundai/sonata/filters) - [Bulbs](https://whichcarparts.com/cars/hyundai/sonata/bulbs) - [Brakes](https://whichcarparts.com/cars/hyundai/sonata/brakes) - [Fluids](https://whichcarparts.com/cars/hyundai/sonata/fluids) - [Service schedule](https://whichcarparts.com/cars/hyundai/sonata/service-schedule) - [Problems & reliability](https://whichcarparts.com/cars/hyundai/sonata/common-problems) - [Oil light reset](https://whichcarparts.com/cars/hyundai/sonata/oil-reset) - [Key fob battery](https://whichcarparts.com/cars/hyundai/sonata/key-fob-battery) Specifications vary with engine option, production date, and market.