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Castrol cost per quart

As of July 24, 2026, Castrol motor oil cost $4.79–$7.73 per quart across the 7 live listings we track, with a median of $5.98. That is 17% cheaper than the $7.19 per quart median across all 46 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 24, 2026, Castrol motor oil run $4.79–$7.73 per quart across the 7 live listings we track, with a median of $5.98 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 $5.98 per quart median, Castrol is about 17% cheaper than the $7.19 per quart median across all 46 motor oil listings we track. The cheapest motor oil we've found from any brand is $4.27 per quart.