<human>:  What is the difference between a smartphone and a tablet?
<bot>: The main difference between a smartphone and a tablet is the size. Smartphones are typically smaller than tablets and have a more compact design. Smartphones also usually have cellular connectivity, whereas most tablets only have Wi-Fi. Smartphones also typically have a physical keyboard, though some models do include touchscreen keyboards and voice-input, whereas tablets are completely touchscreen-based and often do not include a physical keyboard. Lastly, smartphones are designed mainly for communication, while tablets are designed for consuming content such as watching movies and playing games.