One of the most popular features of the Samsung Galaxy S9 is its camera. With a 12-megapixel rear camera and an 8-megapixel front camera, the S9 allows users to capture stunning photos and videos. The camera also features a variable aperture, which means it can adjust to different lighting conditions for better low-light photography. Additionally, the S9 offers various camera modes and effects, such as Super Slow-Mo, which allows you to capture moments in 960 frames per second, and AR Emoji, which lets you create personalized emojis based on your facial expressions.