The 2021 Honda Civic
has a fuel tank capacity of 12.4 gallons across all trim configurations. However, fuel economy varies, so you may find yourself going to the pumps more frequently depending on your specific model. Budgeting for your car’s expenses is a large part of ownership. Every car is made differently, and certain specs, like gas tank size, can impact your calculations. Knowing the amount of fuel your car can carry makes estimating the price at the pumps much easier.
Whether you’re working on your budget or you're just plain curious, Jerry
—the super app for saving money on car insurance
—is here with the low-down on your 2021 Honda Civic’s gas tank size. Get rewarded for safe driving. Earn points and unlock benefits. Totally free.
Start earning nowHow big is the gas tank on a 2021 Honda Civic?
The 2021 Honda Civic has a standard 12.4-gallon fuel tank capacity across all of its trim configurations for both the sedan and hatchback models.
The Honda Civic is a highly customizable vehicle with 13 trim configurations between the sedan and hatchback styles. Whether you spring for the Sport Touring
hatch with continuously variable transmission (CVT) or a stick with a simple LX
sedan, you can expect your Honda Civic to have the same standard 12.4 gallons of gas tank capacity. Gas tank size vs. fuel economy
While every 2021 Honda Civic has the same fuel tank capacity, the fuel economy varies among trims and engine configurations. That means how long those 12.4 gallons of gas last between fill-ups depends on your individual Civic’s EPA rating:
LX Sedan: 33 mpg combined
LX Hatchback: 34 mpg combined
Sport
Sedan: 32 mpg combinedSport Hatchback: 32 mpg combined
Sport Hatchback (CVT): 32 mpg combined
EX
Sedan: 36 mpg combinedEX Hatchback: 34 mpg combined
EX-L
Sedan: 36 mpg combinedSport Touring Hatchback (CVT): 32 mpg combined
Type R
Hatchback: 25 mpg combinedType R Limited Hatchback: 25 mpg combined
The top-tier Civic Type R hatchback will have you back at the pumps the most often. The mid-tier Civic EX and EX-L sedans are rated to be the most efficient with those 12.4 gallons.
How to check your 2021 Honda Civic’s gas tank size
Don’t just take it from Jerry! There are a few other easy ways to double-check your 2021 Honda Civic’s gas tank size.
Measure the gas tank
Grab your measuring tape and calculator, and measure the gas tank for yourself! You can multiply the width by the length by the height to get your fuel tank capacity in cubic inches. Then divide that number by 231 to get the volume measurement in gallons.
Get rewarded for safe driving. Earn points and unlock benefits. Totally free.
Start earning nowCheck your owner’s manual
Break out your 2021 Honda Civic’s owner’s manual to see the fuel tank size spec straight from the manufacturer. Check an index or flip through the pages looking for “fuel tank capacity” to find Honda’s gas tank measurement.
Drive till empty, then fill it up
It’s a little risky, but if you want to test the fuel capacity you can always drive your Civic to “E” and then see how much gas you use on a full fill-up. You may not be able to get the exact volume, but you’ll at least know what to expect at the pumps when you’re running on fumes.
How to save on fuel costs in a Honda Civic
Opting for the most efficient EX or EX-L Civic sedan will get you the most miles on a full tank of gas on paper. However, the exact efficiency of your 2021 Honda Civic will vary based on your habits and driving practices. Here are a few easy ways to get the most efficiency out of your Civic:
Car maintenance. Stay on top of your Civic’s regularly scheduled maintenance
as laid out in your owner’s manual to avoid wear and tear that could hurt your car’s fuel economy. Careful driving practices. Go easy on your car’s engine by accelerating with ease to use your fuel efficiently.
Avoid idling, especially in cold weather. Running your car’s engine sucks up gas whether you’re moving or not. Bundle up and start your drive as your car warms up to get the most out of your tank.
How to optimize your Civic’s insurance coverage
Budgeting for your Honda Civic’s expenses may not be fun, but Jerry
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