2021 Honda Accord Battery Size
Battery size varies by engine. Values below are catalog-confirmed — engines are not merged.
K20C4
- Group 48H6730 CCA
- Group 51-2500 CCA
- Group H5-AGM680 CCA
| Group | CCA | L × W × H |
|---|
| 48H6 | 730 | 12.06 × 6.875 × 7.56" |
| 51-2 | 500 | — |
| H5-AGM | 680 | 9.5 × 7 × 7.5" |
L15BE Turbo
- Group 48H6730 CCA
- Group 51-2500 CCA
- Group H6-AGM760 CCA
| Group | CCA | L × W × H |
|---|
| 48H6 | 730 | 12.06 × 6.875 × 7.56" |
| 51-2 | 500 | — |
| H6-AGM | 760 | 10.94 × 7.48 × 6.89" |
LFB2
- Group 48H6730 CCA
- Group 51-2500 CCA
- Group H5-AGM680 CCA
| Group | CCA | L × W × H |
|---|
| 48H6 | 730 | 12.06 × 6.875 × 7.56" |
| 51-2 | 500 | — |
| H5-AGM | 680 | 9.5 × 7 × 7.5" |
Catalog dimensions for group 48H6 (inches). Confirm terminal layout before purchase.