Avocado Oil vs Olive Oil: What’s the Difference and Which Should You Use?

Avocado oil and olive oil are both unsaturated cooking oils, but they differ in flavor, heat tolerance, and the strength of evidence behind their health claims.

The short version: use extra virgin olive oil when flavor, antioxidants, and long-term heart-health evidence matter most. Use avocado oil when you need a neutral oil that handles very high heat.

Quick Comparison

What Is Each Oil?

Avocado oil comes from the flesh of the fruit. Most supermarket versions are refined, which strips out flavor and produces a neutral, heat-stable oil. Cold-pressed or “extra virgin” avocado oil does exist—the American Oil Chemists’ Society outlines its composition and processing—but it’s less common on shelves.

Olive oil is made by mechanically pressing whole olives. Virgin olive oils skip solvent extraction entirely, and extra virgin must meet strict chemical and sensory benchmarks set by the International Olive Council and reflected in USDA grading standards.

Price and Availability

Both oils are easy to find in U.S. grocery stores.

Olive oil benefits from decades of international standardization. Labels correspond to defined grades under frameworks such as the International Olive Council standard, and prices range from budget blends to premium single-origin bottles.

Avocado oil lacks that same global framework. Many products are high quality, but the market is less regulated—which matters, as we’ll see below.

Taste

Refined avocado oil tastes like almost nothing. That’s useful when you don’t want the oil competing with other flavors—baked goods, heavily spiced stir-fries, mayonnaise.

Extra virgin olive oil brings fruitiness, bitterness, and pepper. Those flavors come from polyphenols, the same compounds linked to its antioxidant activity in scientific reviews of extra virgin olive oil bioactives. In a salad or drizzled over roasted vegetables, that taste is the point.

Cooking Performance and Smoke Point

Avocado oil generally handles very high heat better. Cold-pressed versions can reach smoke points at or above 250°C (around 482°F), as discussed in technical guidance on avocado oil properties, and refined avocado oil is a common choice for searing and high-heat stir-frying.

Olive oil performs well at typical home-cooking temperatures. Controlled frying tests show it resists degradation at domestic frying temps around 170°C (338°F), demonstrated in controlled studies of olive oil stability during frying.

One nuance: smoke point doesn’t tell the whole story. It’s influenced by free fatty acid content and doesn’t fully capture oxidative stability, as explained in technical discussions of oil refining and stability. A comparative heating analysis found avocado oil and olive oil performed similarly at 180°C in controlled heating experiments.

For everyday sautéing and roasting, both work fine. For extreme heat—searing a steak, using a wok, running an air fryer at max—avocado oil gives you more margin.

Which Is Healthier?

Cardiovascular evidence favors extra virgin olive oil. Large randomized and observational studies have linked olive oil consumption to fewer major cardiovascular events and lower mortality risk in long-term human outcome research and prospective cohort analyses. Comparable long-term outcome data for avocado oil don’t yet exist.

Extra virgin olive oil has polyphenols. These antioxidant and anti-inflammatory compounds are largely absent in refined oils—including most supermarket avocado oil—as summarized in reviews of extra virgin olive oil bioactive compounds. Avocado oil can also contain beneficial compounds, particularly in less-refined forms, but most supermarket versions are refined and therefore contain fewer of these bioactive components.

Avocado oil is still a reasonable choice, but the direct evidence base is thinner. Most avocado oil research remains preclinical or indirect rather than large-scale human outcome studies, as noted in scientific reviews of avocado oil composition and health effects.

For Keto, Weight Loss, and Cholesterol

Both oils fit low-carb and keto diets—they’re pure fat with zero carbs.

Calorie counts are nearly identical (around 120 calories per tablespoon). Neither oil will help you lose weight on its own; what matters is your overall diet.

For cholesterol, the evidence again tilts toward extra virgin olive oil because of its polyphenols and the long-term cardiovascular data discussed above.

Quality Variability in Retail Oils

Quality issues can affect any edible oil, olive oil included. But avocado oil has a specific, documented problem in the U.S. market.

Independent testing has found widespread purity issues in some products labeled as avocado oil—adulteration with cheaper oils and rancidity in bottles sold as fresh—in retail sampling investigations. Peer-reviewed studies have confirmed these findings in laboratory assessments of commercial avocado oils and follow-up quality analyses.

That doesn’t mean all avocado oil is bad. It means brand reputation and sourcing matter more here than with olive oil, where longstanding grading standards provide at least some guardrails.

Skin and Beauty Use

Evidence for applying either oil directly to skin is mixed.

In controlled testing, topical olive oil has been associated with weakened skin barrier function and mild redness in adults, as shown in clinical research on olive oil and skin barrier integrity. Pilot studies in newborns showed increased hydration but advised caution pending further research in early-life skincare trials involving plant oils.

For avocado oil, most supportive findings come from preclinical work rather than robust human trials.

Current evidence doesn’t clearly establish either oil as superior for routine facial skincare.

The Bottom Line

Choose extra virgin olive oil if you want one versatile oil for salads, finishing, everyday cooking, and the strongest long-term health evidence.

Choose avocado oil as a neutral complement for very high heat—but buy from a reputable source, because quality varies.

For most home cooks, extra virgin olive oil is the better default. Avocado oil earns its place when you need a flavorless oil that won’t smoke at extreme temperatures.

Disclaimer: This article is for informational purposes only and does not constitute medical, nutritional, or dietary advice. Consult a qualified healthcare provider before making changes to your diet, especially if you have existing health conditions or concerns.