The cheapest 5W-20 oil we track costs $5.19/quart, with a median of $5.99/quart across 3 tracked products, as of July 2026. Because this is scoped to 5W-20, the price is right for what you actually need — not skewed by a different viscosity. Prices re-checked continuously.
The cheapest 5W-20 oil we track costs $5.19/quart, with a median of $5.99/quart across 3 tracked products, as of July 2026. Because this is scoped to 5W-20, the price is right for what you actually need — not skewed by a different viscosity. Prices re-checked continuously.
Why rank 5W-20 oil separately?
A viscosity you can't use isn't a deal. Comparing only 5W-20 keeps the cost per quart honest — a cheap price on a different viscosity tells you nothing about what your 5W-20 oil should cost.
