Deep fryers generally cook crunchy food faster than air fryers. 2. Air-fried food has fewer calories and is considered to be “healthier” than deep-fried foods. 3. Traditional deep fryers require plenty of cooking oil to cook the food, while air fryers can cook food with minimal use of oil. 4. Cooking food in an air fryer is easier and more convenient than in a deep fryer. 5. Deep-fried food often has a thicker crust and more consistent crispiness than air-fried food. 6. You can use different cooking methods with an air fryer; however, a deep fryer is only for deep-fried food. 7. Air fryers are much easier to clean after use than deep fryers. 8. Air fryers are more expensive than deep fryers. 9. Cooking with a sealed air fryer is relatively safer than boiling lots of cooking oil openly with a deep fryer.