2022 Mazda CX-9 Gas Tank Size & Fuel Capacity
Fuel tank capacity
19.5gal · 74 L
The 2022 Mazda CX-9 has a fuel tank capacity of 19.5 gallons (74 liters) on every trim.
A full tank is good for roughly 507 highway miles or 390 miles around town, going by the EPA ratings.
19.5 gal · Bigger than 65% of 2022 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Pump & gauge parts
- FAQ
2022 Mazda CX-9 fuel tank capacity by trim
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| Carbon Edition 4dr SUV AWD 2.5L 4cyl Turbo 6A · AWD MPG 20 / 26Range 390 / 507 mi | 2.5L 4cyl Turbo 6A | AWD | 19.5 gal74 L | 20 / 26 | 390 / 507 mi | |
| Grand Touring 4dr SUV AWD 2.5L 4cyl Turbo 6A · AWD MPG 20 / 26Range 390 / 507 mi | 2.5L 4cyl Turbo 6A | AWD | 19.5 gal74 L | 20 / 26 | 390 / 507 mi | |
| Signature 4dr SUV AWD 2.5L 4cyl Turbo 6A · AWD MPG 20 / 26Range 390 / 507 mi | 2.5L 4cyl Turbo 6A | AWD | 19.5 gal74 L | 20 / 26 | 390 / 507 mi | |
| Sport 4dr SUV AWD 2.5L 4cyl Turbo 6A · AWD MPG 20 / 26Range 390 / 507 mi | 2.5L 4cyl Turbo 6A | AWD | 19.5 gal74 L | 20 / 26 | 390 / 507 mi | |
| Touring 4dr SUV AWD 2.5L 4cyl Turbo 6A · AWD MPG 20 / 26Range 390 / 507 mi | 2.5L 4cyl Turbo 6A | AWD | 19.5 gal74 L | 20 / 26 | 390 / 507 mi | |
| Touring Plus 4dr SUV AWD 2.5L 4cyl Turbo 6A · AWD MPG 20 / 26Range 390 / 507 mi | 2.5L 4cyl Turbo 6A | AWD | 19.5 gal74 L | 20 / 26 | 390 / 507 mi | |
| No trim matches all of these filters. | ||||||
Tank figures are the manufacturer's rated capacity, sorted smallest tank first. Range is tank size times EPA city or highway MPG.
How far a 2022 Mazda CX-9 goes on a tank
Gallons left and the distance they cover at each mark on the fuel gauge, at EPA city and highway mileage. At the combined rating of 23 MPG, a full 19.5-gallon tank covers about 449 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 19.5 | 507 | 390 |
| 3/4 | 14.6 | 380 | 293 |
| 1/2 | 9.8 | 254 | 195 |
| 1/4 | 4.9 | 127 | 98 |
| 1/8 | 2.4 | 63 | 49 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 652 gallons, roughly 33 full tanks.
Fuel gauges aren't perfectly linear and the low-fuel light comes on with a few gallons still in the tank, so plan your stop before the last eighth.
- EPA combined
- 23 MPG
- Tailpipe CO2
- 392 g/mi
- EPA greenhouse score
- 5 of 10
- Source
- EPA ratings
What it costs to fill up a 2022 Mazda CX-9
$102.96 to fill the 19.5-gallon tank from empty with premium, at this week's US average of $5.28 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 19.5 gal | Premium | $5.28 | $102.96 | $77.22 |
By region, 19.5-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $96.13 |
| Midwest | $5.37 | $104.72 |
| Gulf CoastLowest | $4.57 | $89.12 |
| Rocky Mountain | $5.12 | $99.84 |
| West Coast | $6.08 | $118.56 |
| CaliforniaHighest | $6.36 | $124.02 |
Prices: U.S. Energy Information Administration retail averages for the week of October 26, 2026. This week's prices by state and city.
Your own price
- 19.5-gallon tank$102.96
- A year of driving (15,000 mi)$3,443
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
CX-9 tank size in other years
The tank changed for 2022: 19.5 gal, up from 19.0–19.5 gal on the 2021 CX-9.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2023 CX-9 | 19.5 gal | 507 mi |
| 2022 CX-9 | 19.5 gal | 507 mi |
| 2021 CX-9 | 19.0–19.5 gal | 532 mi |
| 2020 CX-9 | 19.0–19.5 gal | 532 mi |
| 2019 CX-9 | 19.0–19.5 gal | 532 mi |
| 2018 CX-9 | 19.0–19.5 gal | 532 mi |
| 2017 CX-9 | 19.0–19.5 gal | 532 mi |
2022 Mazda CX-9 vs similar 2022 SUVs
At 19.5 gallons, the CX-9's largest tank ranks second of the six 2022 SUVs compared here. The Chevrolet Blazer carries the most (21.7 gal) and the Nissan Pathfinder the least (18.5 gal).
| 2022 model | Tank | Longest highway range |
|---|---|---|
| Chevrolet Blazer | 19.4–21.7 gal | 586 mi |
| Mazda CX-9 | 19.5 gal | 507 mi |
| Honda Pilot | 19.5 gal | 527 mi |
| Kia Telluride | 18.8 gal | 489 mi |
| Volkswagen Atlas | 18.6 gal | 465 mi |
| Nissan Pathfinder | 18.5 gal | 500 mi |
Other 2022 SUVs of a similar size, one model per brand.
2022 Mazda CX-9 fuel pump and gauge parts
These are the part numbers the makers list for the 2022 Mazda CX-9. Check the fuel system recalls first: recall repairs are free.
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Frequently asked questions
What is the fuel tank capacity of the 2022 Mazda CX-9?
The 2022 Mazda CX-9 holds 19.5 gallons (74 liters) on every trim we list.
How many gallons and liters does the 2022 Mazda CX-9 gas tank hold?
The 2022 Mazda CX-9 tank holds 74 liters, or 19.5 gallons in US gallons.
How far can a 2022 Mazda CX-9 go on a full tank?
About 507 miles on the highway and 390 miles in town, going from full to empty at its EPA ratings. Expect less in practice, since nobody runs the tank dry.
How many miles can a 2022 Mazda CX-9 go on a quarter tank?
About 127 highway miles or 98 in town from the 19.5-gallon tank, which has roughly 4.9 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2022 Mazda CX-9 take?
Premium unleaded (recommended). The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2022 Mazda CX-9?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 19.5-gallon tank from empty costs $102.96. It ranges from $89.12 in the Gulf Coast to $124.02 in California.
How much does a full tank of gas weigh in a 2022 Mazda CX-9?
About 121 pounds for the 19.5-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2022 Mazda CX-9 have a bigger gas tank than the Volkswagen Atlas?
Yes. The 2022 Mazda CX-9 holds up to 19.5 gallons; the 2022 Volkswagen Atlas holds up to 18.6.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. Updated October 2026.
- MPG and range: EPA ratings (fueleconomy.gov). Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026 (this week's prices).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.