2018 Honda Civic 2Dr — Full Specifications
As an Amazon Associate and CJ Affiliate and AWIN publisher we earn from qualifying purchases. Links below are affiliate links.
Running gear matters most — before anything else, UK: check tyre prices at TirendoUS: check wheel & tyre prices at WheelHero for this car's fitment.
The 2018 Honda Civic 2Dr is a coupe offered with 2 engines (1.5L 4-cyl turbo, 2L 4-cyl). Its most fuel-efficient configuration returns around 42 mpg (UK) / 35 mpg (US EPA) combined, with 38–42 mpg (UK) across all configurations. Owners often keep a Honda Civic 2Dr workshop manual to hand for servicing and repairs.
Related listing: see also the 2018 Honda Civic page for the base Civic listing, which may cover additional engines and body styles.
Compared with the 2017 Honda Civic 2Dr: Fuel economy is essentially unchanged at around 42 mpg (UK) combined. The engine line-up listed by EPA is unchanged. It carries the same 5★ overall NHTSA rating.
Full Specifications
| Engine (most efficient) | 1.5L 4-cyl turbo |
|---|---|
| Engine options | 1.5L 4-cyl turbo · 2L 4-cyl |
| Transmission (most efficient) | Automatic (variable gear ratios) |
| Fuel Type | Regular Gasoline |
| Powertrain | Conventional |
| Drive | Front-Wheel Drive |
| Body Style | Coupe |
| Passenger Volume (EPA) | 91 cu ft (2,577 L) |
| Luggage Volume (EPA) | 12 cu ft (340 L) |
| Fuel Economy (UK) | 42 combined / 37 urban / 48 extra-urban mpg |
| Fuel Economy (US EPA) | 35 combined / 31 city / 40 highway mpg |
| CO₂ Emissions | 159 g/km |
| EPA Greenhouse Gas Score | 8 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $1,900 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 4 configurations for the 2018 Honda Civic 2Dr across 2 engines (1.5L 4-cyl turbo, 2L 4-cyl). Combined fuel economy ranges from 32 to 35 mpg (US), or 38 to 42 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 |
|---|---|---|---|---|---|---|
| 1.5L 4-cyl turbo | Automatic (variable gear ratios) | Front-Wheel Drive | 42 | 35 (31/40) | 159 | $1,900 |
| 1.5L 4-cyl turbo | Manual 6-spd | Front-Wheel Drive | 42 | 35 (30/41) | 160 | $1,900 |
| 2L 4-cyl | Automatic (variable gear ratios) | Front-Wheel Drive | 41 | 34 (30/39) | 163 | $1,950 |
| 2L 4-cyl | Manual 6-spd | Front-Wheel Drive | 38 | 32 (28/39) | 173 | $2,100 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
EPA measures interior passenger volume at 91 cubic feet (about 2,577 litres) and luggage volume at 12 cubic feet (about 340 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2018 Honda Civic 2Dr
Running Costs: 2018 Honda Civic 2Dr
Covering around 8,000 miles a year in a 2018 Honda Civic 2Dr at 42 mpg combined, expect roughly 866 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $1,900 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.
2018 Honda Civic 2Dr Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 6 safety recall campaigns that include the 2018 Honda Civic 2Dr (as of 6 October 2026). Most affected areas: Fuel system (2), Equipment (2), Air bags (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Air bags — campaign 26V332000, reported 21 May 2026. Risk: Air bags that deploy unintentionally during a crash increase the risk of injury.
- Fuel system — campaign 23V858000, reported 18 December 2023. Risk: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
- Fuel system — campaign 20V314000, reported 28 May 2020. Risk: If the fuel pump fails, the engine can stall while driving, increasing the risk of a crash.
- Equipment — campaign 18V817000, reported 16 November 2018. Risk: If the information is missing or improper, it can increase the risk of injury or a crash.
Showing the 4 most recent of 6 campaigns.
Owners have filed 601 complaints with NHTSA about the 2018 Honda Civic 2Dr. The most-reported areas are Steering (225), Unspecified (106), Fuel system (89). Complaints include 26 reported crashes, 4 reported fires, 21 reported injuries, 1 reported death. That is close to the median of 601 complaints across the 5 Honda Civic 2Dr model years in our data.
Used-buyer checklist for the 2018 Honda Civic 2Dr
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Steering (1 recall campaign · 225 owner complaints) — Check for play, noise or heavy steering, and ask whether any steering recall work was done.
- Fuel system (2 recall campaigns · 159 owner complaints) — Ask whether any fuel-pump or fuel-system recalls were completed, and watch for hard starting or stalling.
- Air bags (1 recall campaign) — Confirm any air bag inflator or module recalls were completed — enter the VIN at nhtsa.gov/recalls.
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 Honda Civic 2Dr compare to similar coupes? For context, coupes in our database average around 25 mpg (UK) combined — this model's 42 mpg figure is 17 mpg better than that average. Its 159 g/km CO₂ figure is 119 g/km lower than the 278 g/km average for coupes on this site. This comparison is based on 1072 coupes in our dataset.
Honda models in our database average about 35 mpg (UK) combined on their most efficient configuration; the 2018 Honda Civic 2Dr's 42 mpg is 7 mpg above that make average. Its 159 g/km CO₂ figure is 38 g/km lower than the 197 g/km Honda average.
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 2018 Honda Civic 2Dr
Frequently Asked Questions
What engine does the 2018 Honda Civic 2Dr have?
EPA lists 2 engines for the 2018 Honda Civic 2Dr: 1.5L 4-cyl turbo, 2L 4-cyl. The most fuel-efficient configuration pairs the 1.5L 4-cyl turbo with a automatic (variable gear ratios).
What is the fuel economy of the 2018 Honda Civic 2Dr?
The most efficient configuration returns around 42 mpg (UK) combined, or 35 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 38 to 42 mpg.
How much does the 2018 Honda Civic 2Dr cost to fuel per year?
The US EPA estimates about $1,900 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 2018 Honda Civic 2Dr have a good safety rating?
It holds an overall NHTSA rating of 5 stars, with 4 stars for frontal crash protection.
Does the 2018 Honda Civic 2Dr have any recalls?
NHTSA lists 6 safety recall campaigns that include the 2018 Honda Civic 2Dr (as of 6 October 2026). Most affected areas: Fuel system (2), Equipment (2), Air bags (1). 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 2018 Honda Civic 2Dr?
Among the 601 owner complaints filed with NHTSA, the most-reported areas are Steering (225 complaints), Unspecified (106 complaints), Fuel system (89 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
How much interior and luggage space does the 2018 Honda Civic 2Dr have?
EPA measures interior passenger volume at 91 cubic feet (about 2,577 litres) and luggage volume at 12 cubic feet (about 340 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.
Is the Honda Civic 2Dr's fuel economy good for a coupe?
Yes — it returns around 42 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.