2021 Toyota GR Supra — Full Specifications
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The 2021 Toyota GR Supra is a coupe offered with 2 engines (2L 4-cyl turbo, 3L 6-cyl turbo). Its most fuel-efficient configuration returns around 34 mpg (UK) / 28 mpg (US EPA) combined, with 30–34 mpg (UK) across all configurations. Owners often keep a Toyota GR Supra workshop manual to hand for servicing and repairs.
Compared with the 2020 Toyota GR Supra: Fuel economy improves from 31 to 34 mpg (UK) combined on the most efficient configuration. EPA lists new engine options for 2021: 2L 4-cyl turbo.
Full Specifications
| Engine (most efficient) | 2L 4-cyl turbo |
|---|---|
| Engine options | 2L 4-cyl turbo · 3L 6-cyl turbo |
| Transmission (most efficient) | Automatic (S8) |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | Rear-Wheel Drive |
| Body Style | Coupe |
| Fuel Economy (UK) | 34 combined / 30 urban / 38 extra-urban mpg |
| Fuel Economy (US EPA) | 28 combined / 25 city / 32 highway mpg |
| CO₂ Emissions | 199 g/km |
| EPA Greenhouse Gas Score | 5 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $2,950 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 2 configurations for the 2021 Toyota GR Supra across 2 engines (2L 4-cyl turbo, 3L 6-cyl turbo). Combined fuel economy ranges from 25 to 28 mpg (US), or 30 to 34 mpg (UK), depending on engine, transmission and drive. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 2L 4-cyl turbo | Automatic (S8) | Rear-Wheel Drive | 34 | 28 (25/32) | 199 | $2,950 |
| 3L 6-cyl turbo | Automatic (S8) | Rear-Wheel Drive | 30 | 25 (22/30) | 218 | $3,300 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
Owner Essentials for the 2021 Toyota GR Supra
Running Costs: 2021 Toyota GR Supra
Covering around 8,000 miles a year in a 2021 Toyota GR Supra at 34 mpg combined, expect roughly 1,070 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $2,950 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Only need this car occasionally? See our buy vs rent comparison.
2021 Toyota GR Supra Safety Ratings (NHTSA)
No NHTSA crash-test rating is on record for this model year. The NHTSA rates only a subset of vehicles each year; you can browse every rated vehicle on our NHTSA Safety Ratings hub.
Recalls & Owner Complaints (NHTSA)
NHTSA lists 5 safety recall campaigns that include the 2021 Toyota GR Supra (as of 6 October 2026). Most affected areas: Electrical system (2), Engine (1), Seat belts (1). 1 campaign carried a “do not drive” or “park outside” advisory. A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Electrical system — campaign 26V056000, reported 30 January 2026. Risk: Fire increases the risk of injury.
- Electrical system — campaign 25V636000, reported 23 September 2025. Risk: A short circuit in the starter relay may increase the risk of a fire.
- Engine — campaign 21V598000, reported 2 August 2021. Risk: Loss of braking assist can increase the risk of a crash.
- Seat belts — campaign 21V554000, reported 21 July 2021. Risk: During a crash, a seat belt retractor that does not function as intended increases the risk of injury.
Showing the 4 most recent of 5 campaigns.
Owners have filed 20 complaints with NHTSA about the 2021 Toyota GR Supra. The most-reported areas are Electrical system (8), Engine (6), Steering (2). Complaints include 1 reported crash.
Used-buyer checklist for the 2021 Toyota GR Supra
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Electrical system (2 recall campaigns · 8 owner complaints) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
- Engine (1 recall campaign · 6 owner complaints) — Listen for unusual noise on a cold start, check for warning lights and ask for the service records.
- Seat belts (1 recall campaign) — Check every belt latches and retracts properly and that any restraint recalls were completed.
- Fuel system (1 recall campaign) — Ask whether any fuel-pump or fuel-system recalls were completed, and watch for hard starting or stalling.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
How does the Toyota GR Supra compare to similar coupes? For context, coupes in our database average around 25 mpg (UK) combined — this model's 34 mpg figure is 9 mpg better than that average. Its 199 g/km CO₂ figure is 79 g/km lower than the 278 g/km average for coupes on this site. This comparison is based on 1072 coupes in our dataset.
At 34 mpg (UK) combined it sits close to the 34 mpg average for Toyota models in our database. Its 199 g/km CO₂ figure is 17 g/km lower than the 216 g/km Toyota average.
Of the 7 Toyota GR Supra model years we cover, the 2021 is the most economical on its best configuration (34 mpg UK combined). See every Toyota GR Supra year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2021 Toyota GR Supra
Frequently Asked Questions
What engine does the 2021 Toyota GR Supra have?
EPA lists 2 engines for the 2021 Toyota GR Supra: 2L 4-cyl turbo, 3L 6-cyl turbo. The most fuel-efficient configuration pairs the 2L 4-cyl turbo with a automatic (s8).
What is the fuel economy of the 2021 Toyota GR Supra?
The most efficient configuration returns around 34 mpg (UK) combined, or 28 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 30 to 34 mpg.
How much does the 2021 Toyota GR Supra cost to fuel per year?
The US EPA estimates about $2,950 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2021 Toyota GR Supra have any recalls?
NHTSA lists 5 safety recall campaigns that include the 2021 Toyota GR Supra (as of 6 October 2026). Most affected areas: Electrical system (2), Engine (1), Seat belts (1). 1 campaign carried a “do not drive” or “park outside” advisory. A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2021 Toyota GR Supra?
Among the 20 owner complaints filed with NHTSA, the most-reported areas are Electrical system (8 complaints), Engine (6 complaints), Steering (2 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
Is the Toyota GR Supra's fuel economy good for a coupe?
Yes — it returns around 34 mpg (UK) combined, against a same-body-style average of roughly 25 mpg among the coupes we track, making it one of the more efficient options in its class.