--- title: "2021-2025 Hyundai Elantra Specs: Weight, Fuel Tank, MPG" description: "Fuel tank 12.4 gallons. Curb weight, fuel economy, ground clearance and other key numbers for the 2021-2025 Hyundai Elantra, by engine and drivetrain." url: "https://whichcarparts.com/cars/hyundai/elantra/2021-2025/specs" updated: "2026-08-21" --- # 2021-2025 Hyundai Elantra Specifications Fuel tank 12.4 gallons. Curb weight, fuel economy, ground clearance and other key numbers for the 2021-2025 Hyundai Elantra, by engine and drivetrain. **Quick answer**: The 2021-2025 Hyundai Elantra holds 12.4 gallons of fuel and is rated 33 city / 43 hwy (2.0L auto); 49-54 combined (Hybrid, Blue trim highest); 28 city / 36 hwy (1.6T N Line auto); 22 city / 31 hwy (Elantra N manual), 20/30 (N DCT). ## 2021-2025 Hyundai Elantra key specs | Spec | Value | | --- | --- | | Fuel tank | 12.4 gallons | | Fuel economy | 33 city / 43 hwy (2.0L auto); 49-54 combined (Hybrid, Blue trim highest); 28 city / 36 hwy (1.6T N Line auto); 22 city / 31 hwy (Elantra N manual), 20/30 (N DCT) | | Curb weight | 2,954 lbs | | Key fob battery | CR2032 | ## 2021-2025 Hyundai Elantra engines | Engine | Trims | Power | Fuel | | --- | --- | --- | --- | | 2.0L 4-cylinder MPI (Smartstream) | SE, SEL, SEL Convenience, Limited | 147 hp | Regular 87 octane | | 1.6L Hybrid (Smartstream + 6-speed DCT hybrid transaxle) | Blue, SEL, Limited (Hybrid) | 139 hp | Regular 87 octane | | 1.6L Turbo (Gamma T-GDI, N Line) | N Line | 201 hp | Regular 87 octane (premium recommended for peak output) | | 2.0L Turbo (Elantra N) | N | 276 hp | Premium 91+ octane recommended | ## Which Hyundai Elantra model years does this cover? These specs specifications apply to every Hyundai Elantra built from 2021 through 2025, the CN7 (7th generation), compact sedan. Nothing in this specification changes between those model years. - [2021 Elantra](https://whichcarparts.com/cars/hyundai/elantra/2021) - [2022 Elantra](https://whichcarparts.com/cars/hyundai/elantra/2022) - [2023 Elantra](https://whichcarparts.com/cars/hyundai/elantra/2023) - [2024 Elantra](https://whichcarparts.com/cars/hyundai/elantra/2024) - [2025 Elantra](https://whichcarparts.com/cars/hyundai/elantra/2025) ## What changed during the 2021-2025 Hyundai Elantra | Years | What changed | | --- | --- | | 2021 | CN7 generation launch; 2.0L MPI, Hybrid, and 1.6T N Line all available at launch | | 2022 | Elantra N added (2.0L turbo, 276 hp); manual or 8-speed wet DCT | | 2023-2024 | Facelift with revised front fascia and updated infotainment; N gets minor suspension/software tweaks | | 2025 | Carryover year; Elantra Hybrid continues into the following model year per Hyundai's 2026 lineup | ## 2021-2025 Hyundai Elantra specs: common questions ### How big is the fuel tank on a 2021-2025 Hyundai Elantra? 12.4 gallons. ### What does a 2021-2025 Hyundai Elantra weigh? About 2,954 lbs at the curb, before passengers and cargo. ### What gas mileage does a 2021-2025 Hyundai Elantra get? 33 city / 43 hwy (2.0L auto); 49-54 combined (Hybrid, Blue trim highest); 28 city / 36 hwy (1.6T N Line auto); 22 city / 31 hwy (Elantra N manual), 20/30 (N DCT) on the EPA cycle. ## Sources - [Ontario Hyundai, Elantra oil type & capacity by model year (2021-2026 engines)](https://www.ontariohyundai.com/service/service-and-parts-tips/hyundai-elantra-oil-type/) - [AMSOIL lookup, 2022 Elantra 2.0L Smartstream MPI oil spec/capacity](https://www.amsoil.com/lookup/auto-and-light-truck/2022/hyundai/elantra/2-0l-4-cyl-engine-code-g-g/) - [AMSOIL lookup, 2022 Elantra 1.6L Hybrid oil spec/capacity](https://www.amsoil.com/lookup/auto-and-light-truck/2022/hyundai/elantra/1-6l-4-cyl-engine-code-c-c/) - [AMSOIL lookup, 2022 Elantra N 2.0L Turbo oil spec/capacity](https://www.amsoil.com/lookup/auto-and-light-truck/2022/hyundai/elantra-n/2-0l-4-cyl-engine-code-h-h-turbo/) - [OilShop.ca, 2025 Elantra N oil type, capacity, filter](https://www.oilshop.ca/blog/2025-hyundai-elantra-n-oil-type-oil-filter-oil-change-interval-and-oil-capacity-information) - [Konig Wheels fit check, Elantra N factory wheel/tire fitment (245/35R19, 5x114.3)](https://konigwheels.com/blogs/fit-check/hyundai-elantra-n-fit-check) - [Michelin USA, Elantra N tire sizes and pressures](https://www.michelinman.com/auto/manufacturers/hyundai/elantra-n) - [Paragon/EBay, Elantra N 360mm front brake rotor OE diameter](https://paragonbrakes.com/paragon-2-piece-rotors-front-pair-360x30mm-hyundai-elantra-n/) - [NHTSA recall 22V-123/22V-218/22V-354, seat belt pretensioner explosion risk](https://api.nhtsa.gov/recalls/recallsByVehicle?make=hyundai&model=elantra&modelYear=2022) - [NHTSA recall 24V-879, rearview camera failure](https://api.nhtsa.gov/recalls/recallsByVehicle?make=hyundai&model=elantra&modelYear=2022) - [NHTSA recall 24V-308, EGR valve electrical short](https://api.nhtsa.gov/recalls/recallsByVehicle?make=hyundai&model=elantra&modelYear=2024) - [fueleconomy.gov, 2022 Elantra EPA ratings (all trims incl. Hybrid, N)](https://www.fueleconomy.gov/feg/bymodel/2022_Hyundai_Elantra.shtml) - [Edmunds, 2022 Elantra Hybrid specs (curb weight, fuel tank, mpg)](https://www.edmunds.com/hyundai/elantra/2022/hybrid/features-specs/) - [Cabin air filter 97133-L1000 fitment (2021-2022 Elantra)](https://www.ebay.com/itm/227409746681) ## Other Hyundai Elantra generations - [2017-2020 Hyundai Elantra specs](https://whichcarparts.com/cars/hyundai/elantra/2017-2020/specs) - [2012-2016 Hyundai Elantra specs](https://whichcarparts.com/cars/hyundai/elantra/2012-2016/specs) Or [compare all generations](https://whichcarparts.com/cars/hyundai/elantra/specs). ## More for the 2021-2025 Hyundai Elantra - [Oil & filter](https://whichcarparts.com/cars/hyundai/elantra/2021-2025/oil) - [Battery](https://whichcarparts.com/cars/hyundai/elantra/2021-2025/battery) - [Tires & wheels](https://whichcarparts.com/cars/hyundai/elantra/2021-2025/tires) - [Wiper blades](https://whichcarparts.com/cars/hyundai/elantra/2021-2025/wipers) - [Air & cabin filters](https://whichcarparts.com/cars/hyundai/elantra/2021-2025/filters) - [Bulbs](https://whichcarparts.com/cars/hyundai/elantra/2021-2025/bulbs) - [Brakes](https://whichcarparts.com/cars/hyundai/elantra/2021-2025/brakes) - [Fluids](https://whichcarparts.com/cars/hyundai/elantra/2021-2025/fluids) - [Service schedule](https://whichcarparts.com/cars/hyundai/elantra/2021-2025/service-schedule) - [Problems & reliability](https://whichcarparts.com/cars/hyundai/elantra/2021-2025/common-problems) - [Oil light reset](https://whichcarparts.com/cars/hyundai/elantra/2021-2025/oil-reset) - [Key fob battery](https://whichcarparts.com/cars/hyundai/elantra/2021-2025/key-fob-battery) Specifications vary with engine option, production date, and market.