11th gen fitment
2023 Honda Accord Battery Size
1.5T models usually use Group H6 (48); Hybrid 2.0L models usually use Group H6 (48). Always confirm against the installed battery label, owner's manual, or a VIN-based retailer lookup before ordering.
This page is the year-specific shortcut for the full Honda Accord battery size chart. It narrows the fitment to the 2023 model year, then points you to the correct group size, CCA range, chemistry, and next step.
| Engine / trim | Group size | CCA | Type | Notes | Shop |
|---|---|---|---|---|---|
| 1.5T | H6 (48) | ~760 | AGM | 11th-gen cars use DIN/H-series sizing; verify the installed label before ordering. | Shop ▸ |
| Hybrid 2.0L | H6 (48) | ~760 | AGM | The hybrid 12V auxiliary battery is separate from the high-voltage pack and should remain AGM. | Shop ▸ |
What to check before buying
- Group size: this controls physical fit, hold-down, and terminal position.
- Terminal direction: 51R has reversed terminals; 51 and 51R are not interchangeable.
- CCA: match or exceed the factory rating in the same group size.
- Chemistry: keep AGM if your Accord came with AGM, especially on hybrid or start/stop trims.
Next steps
Frequently asked questions
What size battery does a 2023 Honda Accord take?
A 2023 Honda Accord battery depends on engine and trim. 1.5T models usually use Group H6 (48); Hybrid 2.0L models usually use Group H6 (48). Confirm the exact group size on the label of your current battery or with a VIN-based retailer lookup before buying.
How many CCA does a 2023 Honda Accord battery need?
Match or exceed the factory rating. For this year, common fitments range from H6 (48) at ~760 CCA and H6 (48) at ~760 CCA. Higher CCA in the same group size is fine; the wrong physical group size is not.
Should a 2023 Honda Accord use AGM or flooded?
Use the chemistry your car was designed for. Older gas Accords can often use flooded or AGM in the correct group size, while newer start/stop, Touring, and hybrid trims should stay AGM if they came with AGM.
Check another Accord year