The 2021 Honda Accord uses 0W-20 full-synthetic motor oil. This applies to both the 1.5-liter turbo and the 2.0-liter turbo engines, and you should choose an oil that meets ILSAC GF-6 (or newer) and API SP/SN standards.
In practice, always confirm the exact specification for your model by checking the owner's manual or the oil filler cap, and use a high-quality synthetic oil that is Honda-approved or equivalent to maintain performance and warranty coverage.
Oil specifications for the 2021 Honda Accord
Before listing the requirements, here are the core specifications to guide your selection.
- Viscosity: 0W-20
- Type: Full-synthetic motor oil
- Standards: ILSAC GF-6 (or newer); API SP or SN
- Branding: Honda-approved or equivalent high-quality synthetic oil
Choosing oil that matches these specs ensures proper lubrication, engine protection, and compliance with Honda's maintenance standards.
Where to verify and how to use
Always confirm the exact specification for your exact trim and driving conditions by checking the owner's manual, the engine oil filler cap, or consulting a Honda service advisor. Rely on Honda's maintenance minder or schedule to determine oil-change intervals and ensure you stay within warranty requirements.
Summary
For a 2021 Honda Accord, use 0W-20 full-synthetic motor oil that meets ILSAC GF-6 (or newer) and API SP/SN standards. Choose Honda-approved or equivalent high-quality synthetic oil, and verify the exact requirements in your owner's manual or with a dealer.


