2015 Honda Accord 3.5L V6 Specs
9th gen · Updated Oct 2026
- Horsepower
- 278 hp
- 252 lb-ft
- Curb weight
- 3,554 lb
- Oil capacity
- 4.5 qt
- with filter
- Oil type
- SAE 0W-20
- Tire size
- 215/55R17
- MPG combined
- 25 mpg
Specs #specs
The 2015 Honda Accord 3.5L V6 makes 278 hp at 6,200 rpm and 252 lb-ft of torque at 4,900 rpm. Its curb weight is 3,554 lb.
| Horsepower | 278 hp @ 6,200 rpm |
|---|---|
| Torque | 252 lb-ft @ 4,900 rpm |
| Transmission | 6-speed automatic |
| Drivetrain | FWD |
| Curb weight | 3,554 lb |
| Width | 72.8 in |
| Wheelbase | 109.3 in |
Engine #engine
| Engine | 3.5L V6 |
|---|---|
| Displacement | 3.5 L |
| Cylinders | V6 |
| Aspiration | Naturally aspirated |
| Fuel | Gasoline |
| Compression ratio | 10.5:1 |
| Bore × stroke | 89.0 x 93.0 mm |
Oil capacity & fluids #oil-capacity
The 2015 Honda Accord 3.5L V6 takes 4.5 quarts of SAE 0W-20 oil with a filter change.
| Engine oil (with filter) | 4.5 qt |
|---|---|
| Oil type | SAE 0W-20 |
| Automatic transmission fluid | 3.3 qt Honda ATF DW-1 |
| Engine coolant | 1.7 gal |
| Fuel tank | 17.2 gal |
| Brake fluid | DOT 3 |
Wheels & tires #tire-size
The 2015 Honda Accord 3.5L V6 comes with 215/55R17 tires, inflated to 33 psi.
| Tire size | 215/55R17 |
|---|---|
| Wheel size | 17 x 7.5 in |
| Tire pressure | 33 psi |
Fuel economy #mpg
| City | Highway | Combined | |
|---|---|---|---|
| 6-speed automatic (EX-L V6, Touring) | 21 | 34 | 25 |
Maintenance schedule #maintenance
Honda prints no fixed service schedule for this engine. The Maintenance Minder works out engine oil life from how the car is driven and shows codes (A or B plus sub-items 1–7) on the dash when service is due; the owner's manual lists what each code covers.
| Engine oil, if no Maintenance Minder message | 12 mo |
|---|---|
| Brake fluid, if no Maintenance Minder message | 36 mo |
6 recalls for the 2015 Honda Accord →
FAQ
How much oil does a 2015 Accord V6 take?
The 3.5L V6 takes 4.5 quarts of SAE 0W-20 with a filter change.
How much horsepower does the 2015 Accord V6 have?
278 hp at 6,200 rpm and 252 lb-ft at 4,900 rpm, with a 6-speed automatic in the sedan.
Sources: 2015 Honda Accord Sedan Owner's Manual, 2015 Honda Accord Hybrid Owner's Manual, 2015 Accord Sedan Specifications & Features (Honda News), 2015 Accord Hybrid Specifications & Features (Honda News), EPA fueleconomy.gov, NHTSA recalls. Updated Oct 2026.