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0W-20 vs 5W-30

Which is cheaper per quart? Ranked from real, continuously tracked Amazon US prices — not sticker prices.

0W-20 wins on cost per quart

As of July 2026, 0W-20 is cheaper per quart: about $7.19/quart at the median vs $8.33/quart for 5W-30 — across 26 0W-20 and 6 5W-30 deals we track. Prices re-checked continuously.

Per quart0W-205W-30
Median$7.19$8.33
Cheapest$4.27$4.59
Products tracked266

See all of each brand ranked by cost per quart: 0W-20, 5W-30 · or the best motor oil & fluids of 2026.

Cheapest 0W-20 per quart

Cheapest 5W-30 per quart