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Castrol cost per quart

As of July 22, 2026, Castrol motor oil cost $4.79–$7.35 per quart across the 7 live listings we track, with a median of $5.19. That is 26% cheaper than the $6.99 per quart median across all 48 motor oil we track. Prices re-checked continuously.

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Every Castrol motor oil we track, cheapest per quart first

Frequently asked

How much does Castrol cost per quart?▾

As of July 22, 2026, Castrol motor oil run $4.79–$7.35 per quart across the 7 live listings we track, with a median of $5.19 per quart. The cheapest right now is Castrol EDGE High Mileage 0W-20 Advanced Full Synthetic Motor… at $4.79 per quart.

Is Castrol good value for motor oil?▾

Yes — at a $5.19 per quart median, Castrol is about 26% cheaper than the $6.99 per quart median across all 48 motor oil listings we track. The cheapest motor oil we've found from any brand is $4.00 per quart.