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By Mobil
Mobil 1 98KG00 0W-40 Synthetic Motor Oil - 1 Quart
4.8 ★ (993 reviews)· 50+ bought in past month
🏆 #527 in Motor Oils
Price shown at time of last analysis. Verify current price on Amazon.
Positive — 9/10 ⓘ
AgreGtr Analysis
Mobil 1 0W-40 Full Synthetic Motor Oil receives overwhelmingly positive feedback from a wide range of customers, including credentialed scientists and experienced enthusiasts who validate its formulation quality and real-world performance. Reviewers consistently praise its cold-start performance, engine cleanliness, and suitability for European and high-performance engines. A minority of technically detailed reviewers note mild preferences for alternative formulations, but no meaningful defects are reported.
Pros & Cons
- Excellent cold-start performance due to 0W low-temperature viscosity, especially beneficial for turbocharged engines
- Meets legitimate European OEM specifications (e.g., VW, BMW, Saab) rather than just 'recommended for'
- Keeps engine internals notably clean over extended intervals, validated by former research chemist
- Widely regarded as great value, especially in multi-quart packs purchased on Amazon
- Trusted long-term brand with a proven additive package refined over decades
- Some technically knowledgeable reviewers prefer alternative synthetic base oils such as Pennzoil PurePlus gas-to-liquid formulation
- 0W-40 weight is not widely stocked in US retail stores, limiting local availability
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