For quick weekday portions, an air fryer is usually the more convenient option. It suits people who want simple controls, fast snacks, crispy sides and minimal washing-up.
For toast, melts and tray-based food, a mini oven is likely to feel more natural. It gives you a flatter cooking surface and often works better for foods that should not be piled into a basket.
For small households, either can work well. Choose based on food shape: basket meals point towards an air fryer, while dishes, trays and bread-based cooking point towards a mini oven.
For families, capacity becomes the deciding factor. A small air fryer may require several batches, while a compact mini oven may still be too small for a full meal. Compare internal dimensions carefully rather than relying on product names such as large, family or compact.
For occasional bakers, a mini oven is usually the more versatile choice, provided the temperature range, shelf positions and tray size suit what you bake. For crisping and reheating leftovers, an air fryer may be the better everyday companion.