DieHard
DieHard Platinum AGM H6
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Best Car Batteries · head-to-head
A sourced, side-by-side comparison. ACDelco 48AGM Professional AGM is cheaper at $183.99. Every spec and price links to its source.
DieHard
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ACDelco
$183.99
The DieHard Platinum AGM H6 wins 1 of the 1 specs we compare head to head; the other wins 0.
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✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | | |
|---|---|---|
| US price | — | $183.99 |
| Brand | DieHard | ACDelco |
| Released | — | — |
| Battery type | AGM | AGM |
| Bci group size | 48/H6 | 48 |
| Cold cranking amps | 760 | 760 |
| Cranking amps ca | 950 | 880 |
| Reserve capacity min | 120 | 120 |
| Capacity ah | 70 | 70 |
| Terminal type | top-post | top-post |
| Weight (lb) | 43.48 | 46.88 |
| Warranty months | 48 | 36 |
| Maintenance free | Yes | Yes |
| Dimensions inches | 11 x 6.9375 x 7.5 | 10.9 x 6.9 x 7.5 |
Sources — DieHard Platinum AGM H6: shop.advanceautoparts.com (verified 2026-07-13). ACDelco 48AGM Professional AGM: scwholesalebatteries.com (verified 2026-07-13).
Where the two actually differ on the specs we track (5 of 11). Matching specs are omitted.