The Olympus Tough TG-6 is a top choice for underwater photography enthusiasts, offering a rugged design and high-performance features at an affordable price. With its 12MP image sensor, 4x optical zoom, and f/2.0 high-speed lens, the TG-6 captures stunning underwater images with excellent detail and clarity. The camera is waterproof up to 50 feet, shockproof, crushproof, and freezeproof, making it perfect for diving and other extreme conditions. The TG-6 also features a variety of underwater shooting modes, including Underwater Snapshot, Underwater Wide, and Underwater Macro, allowing you to capture the perfect shot in any situation. One downside to the Olympus Tough TG-6 is its limited video resolution, which maxes out at 4K 30fps. However, this should be sufficient for most underwater adventures, and the camera's overall performance and durability make it a great choice for those looking to capture high-quality images in challenging environments.

The Panasonic Lumix LX10 is a compact and powerful camera that is perfect for underwater photography. With its 20.1-megapixel sensor, fast f/1.4-2.8 Leica lens, and 4K video capabilities, it delivers stunning image quality in a small package. The camera's 3-inch touchscreen LCD makes it easy to navigate settings and review your shots, while the built-in Wi-Fi allows for easy sharing and remote control. The LX10 is also compatible with a variety of underwater housings, making it a versatile choice for divers and snorkelers alike. However, the Lumix LX10 does not have a built-in viewfinder, which may be a drawback for some users. Additionally, its battery life is not as long as some competitors, so it's essential to carry spare batteries for extended underwater adventures. Overall, the Panasonic Lumix LX10 is an excellent choice for those looking for a compact and feature-packed camera for underwater photography.

The Canon PowerShot G7 X Mark II is an excellent choice for underwater photography enthusiasts looking for a versatile and user-friendly camera. With its 20.1-megapixel 1-inch CMOS sensor and DIGIC 7 image processor, it delivers high-quality images with excellent detail and low noise, even in low-light conditions. The camera's 4.2x optical zoom lens allows you to capture a wide range of subjects, from wide-angle shots to close-ups of underwater creatures. The G7 X Mark II also features a 3-inch tilting touchscreen LCD, making it easy to compose and review your shots, even underwater. Its built-in Wi-Fi and NFC capabilities allow you to share your images and videos quickly and easily. While the camera itself is not waterproof, it can be paired with an underwater housing (sold separately) to withstand depths of up to 130 feet. One downside to the Canon PowerShot G7 X Mark II is its lack of 4K video recording, but it does offer Full HD 1080p video at up to 60fps. Overall, this camera is a great option for those looking for a versatile and user-friendly underwater camera at an affordable price.

The GoPro HERO9 Black is a popular choice for underwater adventurers, thanks to its rugged design, impressive image quality, and ease of use. With a waterproof rating of up to 33 feet (10 meters) without a housing, this action camera is perfect for snorkeling, diving, and other water-based activities. The 20MP sensor and 5K video resolution ensure stunning image quality, while the HyperSmooth 3.0 stabilization technology provides smooth and stable footage even in challenging conditions. The HERO9 Black also features a front-facing display, making it easy to frame your shots and vlog underwater. The camera's user-friendly interface and voice control capabilities make it simple to operate, even when wearing gloves or a diving mask. However, for deeper dives, you'll need to invest in a separate waterproof housing, and the battery life may not be sufficient for extended underwater excursions. Overall, the GoPro HERO9 Black is a versatile and reliable option for capturing your underwater adventures.