The main difference between a mini freezer, an upright freezer, and a refrigerator is their size and purpose.
A mini freezer is a compact unit designed to fit on a countertop or in a small space and is typically used to store a small number of frozen foods.
An upright freezer is larger than a mini freezer and is designed to stand upright, with shelves and compartments for easy organization of frozen foods.
On the other hand, a refrigerator is designed primarily for storing perishable food items such as fruits, vegetables, and dairy products at a temperature above freezing.
Check out the Best Mini Freezers, Best Upright Freezers, and Best Refrigerators for more reference!