--- title: "6 Best 4K Underwater Camera" canonical: "https://gadgetguides.org/best-4k-underwater-camera/" author: "Arian" published: "2026-09-04T11:35:14+00:00" modified: "2026-09-04T11:35:14+00:00" language: "en-US" site: "Gadget Guides" description: "The best best 4K underwater camera for most people is the Underwater Camera 4K 48MP Autofocus Selfie, which packs the most complete starter package for…" categories: "Cameras & Drones" attribution: "Gadget Guides (https://gadgetguides.org/)" --- # 6 Best 4K Underwater Camera The best **best 4K underwater camera** for most people is the Underwater Camera 4K 48MP Autofocus Selfie, which packs the most complete starter package for casual snorkelers and pool users. It combines a dual screen for selfies, a floating strap, a 32GB memory card, and a bright fill light into one easy-to-use body. Want a slightly higher megapixel count and a nearly perfect buyer rating instead? The 4K Underwater Camera 16FT Waterproof 64MP is your alternative, as long as you are okay with the same 16-foot depth limit and a smaller battery. *As an Amazon Associate, I earn from qualifying purchases.* This guide helps you decide between compact dedicated underwater cameras versus action cameras with waterproof housings. If you need professional-grade footage for serious diving or filmmaking, you should skip this category entirely (we cover that later). Everything below comes from current Amazon product data, manufacturer specifications, and each product's verified buyer track record, not hands-on lab testing. ## Quick Answer: The Best 4K Underwater Camera The Underwater Camera 4K 48MP Autofocus Selfie is the most complete all-in-one underwater camera for casual users. - **[Underwater Camera 4K 48MP Autofocus Selfie](https://www.amazon.com/dp/B0D1Y3M26F?tag=gadgetgd-20)** (Best Overall Starter Kit): Complete bundle with dual screen, 32GB card, and floating strap. - **[4K Underwater Camera 16FT Waterproof 64MP](https://www.amazon.com/dp/B0GQMDP49J?tag=gadgetgd-20)** (Best for High Res Stills): 64MP sensor and 4.9-star rating for photo-first users. - **[OM System OLYMPUS Tough TG-7 Red](https://www.amazon.com/dp/B0CH1QCDPS?tag=gadgetgd-20)** (Best for Serious Divers): Professional 50-foot depth rating and macro shooting. - **[AKASO EK7000 Pro 4K30 Action Camera](https://www.amazon.com/dp/B0D9Q79HN5?tag=gadgetgd-20)** (Best for Deep Water Action): 131-foot depth with housing and accessory bundle. - **[4K Underwater Camera 64MP 16FT Compact](https://www.amazon.com/dp/B0HCZBC3XN?tag=gadgetgd-20)** (Best Budget Pick): Cheapest snorkel camera with a 16GB card included. - **[AKASO Brave 4 Action Camera 4K30](https://www.amazon.com/dp/B076DD5JNS?tag=gadgetgd-20)** (Best for Adrenaline Sports): 170-degree field of view and helmet mount kit. Thinking about needing professional underwater footage or a full-frame camera instead? Jump to Who Should NOT Buy below before you spend anything. ## Comparison Table Here's the lineup at a glance: photo, product, who it's built for, and our /10 score. | Photo | Product | Best for | Score | Buy | | --- | --- | --- | --- | --- | | | Underwater Camera 4K 48MP Autofocus Selfie | Complete Starter Kit for Snorkelers | 8.5/10 | Check price → | | | 4K Underwater Camera 16FT Waterproof 64MP | High-Resolution Photo Snorkeling | 8.0/10 | Check price → | | | OM System OLYMPUS Tough TG-7 Red | Dedicated Diving and Macro Photography | 7.2/10 | Check price → | | | AKASO EK7000 Pro 4K30 Action Camera | Deep Water Action and Sports | 8.2/10 | Check price → | | | 4K Underwater Camera 64MP 16FT Compact | Budget-Friendly Pool and Snorkel | 7.8/10 | Check price → | | | AKASO Brave 4 Action Camera 4K30 | Versatile Helmet and Sports Mount | 7.5/10 | Check price → | *Scroll sideways on small screens to see every column.* ## Underwater Camera 4K 48MP Autofocus Selfie: Best Overall Starter Kit for Snorkelers ## Underwater Camera 4K 48MP Autofocus Selfie: Best Overall Starter Kit for Snorkelers #1[![Underwater Camera 4K 48MP Autofocus Selfie](https://m.media-amazon.com/images/I/81d8OxPjNrL._AC_UY218_.jpg)](https://www.amazon.com/dp/B0D1Y3M26F?tag=gadgetgd-20)[Underwater Camera 4K 48MP Autofocus Selfie](https://www.amazon.com/dp/B0D1Y3M26F?tag=gadgetgd-20)UnderwaterFloating Strap Bundle**8.5**OUT OF 10Image Quality8.2Build & Durability8.0Ease of Use9.0Versatility8.8**This is the best underwater camera for anyone who just wants to buy one thing and start snorkeling immediately.** It comes with a 32GB memory card, a floating strap, and a dual screen setup so you can frame selfies underwater. The 48MP sensor and 4K video capture are backed by autofocus, which many budget cameras skip.The built-in fill light is surprisingly useful in murky pool water or cloudy saltwater. The camera is rated to 17 feet, which covers most snorkeling and pool diving. The floating strap means you do not have to worry about dropping it to the bottom of the ocean.**Flaws but not dealbreakers.** The 17-foot depth limit is too shallow for any real scuba diving. The 1250mAh battery is small, so you will want to charge it between outings. Some user reviews mention that the autofocus can be slow in low light.If you need a camera that can go deeper, the [AKASO EK7000 Pro](https://www.amazon.com/dp/B0D9Q79HN5?tag=gadgetgd-20) with its waterproof housing reaches 131 feet.⚠**Care:** Rinse the camera body with fresh water after every saltwater use and dry the seals before opening the battery door.Pros - ✓Comes with 32GB memory card and floating strap included in the box - ✓Dual screen makes it easy to take selfies and group shots underwater - ✓Autofocus and fill light help capture clear images in low visibility - ✓Rated to 17 feet which covers most snorkeling and pool activities Cons - ✕Depth rating of 17 feet is too shallow for scuba diving - ✕Small 1250mAh battery requires charging between sessions - ✕Autofocus can be sluggish in low light according to user reports Depth Rating17 ft / 5.2 mSensor48MP with AutofocusBattery1250mAhScreenDual Screen (Front + Rear)**Best for:** Snorkelers, families, and pool users who want a complete kit with a memory card, strap, and selfie screen out of the box.[Check current price on Amazon →](https://www.amazon.com/dp/B0D1Y3M26F?tag=gadgetgd-20) ## 4K Underwater Camera 16FT Waterproof 64MP: Best for High-Resolution Photo Snorkeling ## 4K Underwater Camera 16FT Waterproof 64MP: Best for High-Resolution Photo Snorkeling #2[![4K Underwater Camera 16FT Waterproof 64MP](https://m.media-amazon.com/images/I/71DseXB5MPL._AC_UY218_.jpg)](https://www.amazon.com/dp/B0GQMDP49J?tag=gadgetgd-20)[4K Underwater Camera 16FT Waterproof 64MP](https://www.amazon.com/dp/B0GQMDP49J?tag=gadgetgd-20)4K64MP Still Images**8.0**OUT OF 10Image Quality8.8Build & Durability7.5Ease of Use8.5Versatility7.2**This is the camera to choose if you want the highest resolution still images from a compact snorkel camera.** The 64MP sensor is the highest megapixel count in this roundup, and the 4.9-star average rating from verified buyers is the best in the lineup. It includes a dual screen, a 32GB card, and a 1250mAh battery.The camera uses a Type-C port for charging, which is convenient if you already carry a USB-C cable for your phone. The floatable design and included strap mean you do not have to chase it to the bottom. Autofocus is standard, and the fill light helps in darker water.**Flaws but not dealbreakers.** The 16-foot depth rating is nearly identical to the first pick, so it is still a snorkel-only camera. The 1250mAh battery is on the smaller side. Some users note that the 64MP resolution is interpolated, meaning the native sensor resolution is lower.For a deeper dive, you would need the [OM System OLYMPUS Tough TG-7](https://www.amazon.com/dp/B0CH1QCDPS?tag=gadgetgd-20), which is rated to 50 feet without a housing.⚠**Care:** Always ensure the battery door is fully latched before submerging. A single grain of sand can break the seal.Pros - ✓Highest megapixel count at 64MP for detailed still photos - ✓Exceptional 4.9-star average rating from nearly 5-star reviews - ✓Type-C port for convenient charging with modern phone cables - ✓Dual screen and 32GB card included for easy selfies and storage Cons - ✕64MP resolution may be interpolated, not native sensor output - ✕16-foot depth rating is still too shallow for scuba diving - ✕Small 1250mAh battery limits recording time per charge Depth Rating16 ft / 4.9 mSensor64MP with AutofocusBattery1250mAhChargingType-C Port**Best for:** Photo-focused snorkelers who want the highest resolution stills and a near-perfect buyer satisfaction record.[Check current price on Amazon →](https://www.amazon.com/dp/B0GQMDP49J?tag=gadgetgd-20) ## OM System OLYMPUS Tough TG-7 Red: Best for Dedicated Diving and Macro Photography ## OM System OLYMPUS Tough TG-7 Red: Best for Dedicated Diving and Macro Photography #3[![OM System OLYMPUS Tough TG-7 Red](https://m.media-amazon.com/images/I/710TQlGhf+L._AC_UY218_.jpg)](https://www.amazon.com/dp/B0CH1QCDPS?tag=gadgetgd-20)[OM System OLYMPUS Tough TG-7 Red](https://www.amazon.com/dp/B0CH1QCDPS?tag=gadgetgd-20)OM50ft Depth + Macro**7.2**OUT OF 10Image Quality9.0Build & Durability9.5Ease of Use6.0Versatility4.3**This is the only camera in this list that is built for actual scuba diving without an external housing.** The OM System OLYMPUS Tough TG-7 is waterproof to 50 feet, freeze-proof, and shockproof. It is the successor to the Olympus TG-6 and offers 4K video and a 44x macro shooting mode for capturing tiny sea creatures.The TG-7 has a proper high-resolution lens system from a legacy camera manufacturer, which means better glass and more consistent image processing than the generic compact cameras. The macro mode is genuinely useful for nudibranchs, coral details, and small fish. It also has a built-in GPS for tagging your dive locations.**Flaws but not dealbreakers.** The price is significantly higher than every other camera here, often by a factor of 3-4x. It does not come with a memory card or floating strap. The interface is more complex, so you will need to read the manual. Some users report that the 4.2-star rating reflects occasional QC issues.If you only snorkel at the surface and want to save a lot of money, the [Underwater Camera 4K 48MP](https://www.amazon.com/dp/B0D1Y3M26F?tag=gadgetgd-20) is a much better value for casual use.⚠**Warranty:** Register your TG-7 with OM System after purchase to activate the full manufacturer warranty. Keep the original box for any returns.Pros - ✓Waterproof to 50 feet without any external housing required - ✓Excellent macro shooting mode with 44x magnification for detail - ✓Built by a legacy camera brand with proper optics and processing - ✓Freeze-proof and shockproof for rugged outdoor use Cons - ✕Significantly more expensive than all other compact options here - ✕Does not include a memory card, strap, or floating accessories - ✕Complex interface requires reading the manual to use fully Depth Rating50 ft / 15 mSensor12MP BSI CMOSMacro44x Microscope ModeGPSBuilt-in Location Tagging**Best for:** Scuba divers, marine biologists, and underwater macro photographers who need a rugged camera that goes deep.[Check current price on Amazon →](https://www.amazon.com/dp/B0CH1QCDPS?tag=gadgetgd-20) ## AKASO EK7000 Pro 4K30 Action Camera: Best for Deep Water Action and Sports ## AKASO EK7000 Pro 4K30 Action Camera: Best for Deep Water Action and Sports #4[![AKASO EK7000 Pro 4K30 Action Camera](https://m.media-amazon.com/images/I/81I0l4Xq+AL._AC_UY218_.jpg)](https://www.amazon.com/dp/B0D9Q79HN5?tag=gadgetgd-20)[AKASO EK7000 Pro 4K30 Action Camera](https://www.amazon.com/dp/B0D9Q79HN5?tag=gadgetgd-20)AKASO131ft Depth Housing**8.2**OUT OF 10Image Quality7.5Build & Durability8.8Ease of Use8.0Versatility8.5**This is the best choice if you need to go deep without spending professional camera money.** The AKASO EK7000 Pro comes with a waterproof housing rated to 131 feet, which is more than 7 times deeper than the compact cameras. It shoots 4K video at 30fps, has a touch screen, and includes Electronic Image Stabilization (EIS) to smooth out shaky footage.The bundle is generous. You get a waterproof floating hand grip, a remote control, a carrying case, and multiple mounts. The 5X digital zoom is a nice bonus, though digital zoom always reduces quality. The touch screen makes it easy to change settings while wearing gloves or in the water.**Flaws but not dealbreakers.** The image quality is not as good as a dedicated camera like the TG-7, especially in low light. The EIS works well on land but can struggle in heavy current. The housing adds bulk, so it is not as pocketable as the compact options.If you want a simpler, all-in-one camera that fits in a pocket and does not need a housing, the [Underwater Camera 4K 48MP](https://www.amazon.com/dp/B0D1Y3M26F?tag=gadgetgd-20) is easier to carry on a snorkel trip.⚠**Care:** Always check the silicone seal on the housing for dirt or hair before closing. A single fiber can cause a leak at depth.Pros - ✓Included housing provides waterproofing to 131 feet for serious diving - ✓Electronic Image Stabilization smooths out handheld footage - ✓Comes with a floating hand grip, remote, case, and multiple mounts - ✓Touch screen interface is easy to navigate and adjust settings Cons - ✕Image quality is not as good as dedicated cameras in low light - ✕Housing adds bulk, making it less pocketable than compact cameras - ✕EIS can struggle in strong water currents according to user reports Depth Rating131 ft / 40 mVideo4K30 with EISScreenTouch ScreenZoom5X Digital Zoom**Best for:** Scuba divers, snorkelers who go deep, and action sports enthusiasts who want a versatile, deep-rated camera bundle.[Check current price on Amazon →](https://www.amazon.com/dp/B0D9Q79HN5?tag=gadgetgd-20) ## 4K Underwater Camera 64MP 16FT Compact: Best Budget Pick for Pool and Snorkel ## 4K Underwater Camera 64MP 16FT Compact: Best Budget Pick for Pool and Snorkel #5[![4K Underwater Camera 64MP 16FT Compact](https://m.media-amazon.com/images/I/81X8uDC-H3L._AC_UY218_.jpg)](https://www.amazon.com/dp/B0HCZBC3XN?tag=gadgetgd-20)[4K Underwater Camera 64MP 16FT Compact](https://www.amazon.com/dp/B0HCZBC3XN?tag=gadgetgd-20)4K16GB Card Included**7.8**OUT OF 10Image Quality7.5Build & Durability7.8Ease of Use8.5Versatility7.5**This is the cheapest way to get a dedicated underwater camera that still shoots 4K video.** The 4K Underwater Camera 64MP 16FT Compact strips away extras to hit a lower price point, but it still includes a 16GB memory card, a floatable design, and a 16X digital zoom. It also has autofocus and a fill light.The 650mAh battery is smaller than the other compact cameras, so you will get less recording time per charge. The 16-foot depth rating is the same as the others, so it is strictly for snorkeling and pool use. Verified buyer reviews give it a 4.9-star average, which is impressive for a budget model.**Flaws but not dealbreakers.** The 650mAh battery is the smallest in this roundup, meaning you might need to recharge mid-day on a long snorkel trip. The 16X digital zoom is not true optical zoom, so it just crops the image. The build quality feels less premium than the first pick.If you want a longer battery life and a larger memory card, the [Underwater Camera 4K 48MP](https://www.amazon.com/dp/B0D1Y3M26F?tag=gadgetgd-20) gives you double the battery and a 32GB card for a small step up in price.⚠**Battery:** The 650mAh battery is small. Plan to charge after every 60-90 minutes of use, or carry a portable power bank with a USB cable.Pros - ✓Lowest price entry point for a dedicated 4K underwater camera - ✓Includes a 16GB memory card, floatable design, and fill light - ✓Excellent 4.9-star average rating from verified buyers - ✓Autofocus helps capture clear shots without manual adjustment Cons - ✕Small 650mAh battery limits recording time to about an hour - ✕16X digital zoom is not optical, just crops the image - ✕Build quality feels less premium compared to the top pick Depth Rating16 ft / 4.9 mSensor64MP with AutofocusBattery650mAhZoom16X Digital Zoom**Best for:** Budget-conscious buyers who want a dedicated underwater camera for occasional pool and snorkel use.[Check current price on Amazon →](https://www.amazon.com/dp/B0HCZBC3XN?tag=gadgetgd-20) ## AKASO Brave 4 Action Camera 4K30: Best for Versatile Helmet and Sports Mount ## AKASO Brave 4 Action Camera 4K30: Best for Versatile Helmet and Sports Mount #6[![AKASO Brave 4 Action Camera 4K30](https://m.media-amazon.com/images/I/71EQ1mfpHmL._AC_UY218_.jpg)](https://www.amazon.com/dp/B076DD5JNS?tag=gadgetgd-20)[AKASO Brave 4 Action Camera 4K30](https://www.amazon.com/dp/B076DD5JNS?tag=gadgetgd-20)AKASO170° Wide FOV**7.5**OUT OF 10Image Quality7.0Build & Durability7.5Ease of Use8.0Versatility7.5**This is the action camera for people who want to mount it on a helmet, bike, or motorcycle and still take it underwater.** The AKASO Brave 4 shoots 4K video at 30fps, has a 170-degree wide field of view, and includes Electronic Image Stabilization. It also has WiFi and a remote control, so you can start and stop recording without touching the camera.The kit includes a bicycle helmet mount, a helmet strap mount, and a waterproof housing. The 20MP sensor is fine for social media and casual use. The 5X digital zoom is a bonus, but again, it is digital not optical. The 4.4-star rating across thousands of reviews is solid.**Flaws but not dealbreakers.** The image quality is noticeably softer than the TG-7 or even the compact cameras in good light. The housing is required for underwater use, and the depth rating is not as deep as the EK7000 Pro. The battery life is average for an action camera.If you want a deeper depth rating and a better bundle, the [AKASO EK7000 Pro](https://www.amazon.com/dp/B0D9Q79HN5?tag=gadgetgd-20) is a step up with a 131-foot housing and a floating hand grip.⚠**Compatibility:** The waterproof housing is specific to the Brave 4 model. Do not use a housing from another AKASO model, as the button alignment will be wrong.Pros - ✓170-degree wide field of view captures more of the scene - ✓Includes helmet and bicycle mounts for action sports use - ✓WiFi and remote control allow hands-free operation - ✓Electronic Image Stabilization helps smooth out shaky footage Cons - ✕Image quality is softer than dedicated compact cameras - ✕Requires housing for underwater use, depth rating is limited - ✕Battery life is average, expect around 60-90 minutes of recording Video4K30 with EISFOV170° Wide AngleSensor20MPConnectivityWiFi + Remote Control**Best for:** Cyclists, motorcyclists, and action sports enthusiasts who want a single camera for both land and underwater use.[Check current price on Amazon →](https://www.amazon.com/dp/B076DD5JNS?tag=gadgetgd-20) ## Buying Guide: Depth Rating, Video Quality, Bundle, and Budget ### How deep do you actually need to go? The single most important spec for an underwater camera is the depth rating. The compact cameras in this list are all rated between 16 and 17 feet. That is plenty for snorkeling, pool swimming, and shallow reef exploration. If you plan to scuba dive to 30, 60, or 100 feet, you need a camera that can handle that pressure. The [AKASO EK7000 Pro](https://www.amazon.com/dp/B0D9Q79HN5?tag=gadgetgd-20) reaches 131 feet with its housing, and the [OM System OLYMPUS Tough TG-7](https://www.amazon.com/dp/B0CH1QCDPS?tag=gadgetgd-20) is rated to 50 feet without any housing. Do not exceed the rated depth even by a few feet, as the seals can fail and destroy the camera. ### 4K video versus still image resolution All six cameras shoot 4K video, which is the standard for modern underwater footage. The difference is in the still image resolution. The 64MP sensors on the budget cameras sound impressive, but the actual sensor quality and lens quality matter more than the megapixel count. The TG-7 has a 12MP sensor but uses a much better lens and image processor from a legacy camera manufacturer. If you want the best still images, the TG-7 is the winner. If you are mostly sharing on social media, any of the 48MP or 64MP cameras will look fine. ### What is included in the box? The bundle matters a lot for underwater cameras. You need a memory card, a strap or float, and sometimes a case. The [Underwater Camera 4K 48MP](https://www.amazon.com/dp/B0D1Y3M26F?tag=gadgetgd-20) includes a 32GB card, a floating strap, and a dual screen for selfies. The budget pick includes a 16GB card. The TG-7 includes nothing extra, so you will need to buy a memory card and strap separately. The action cameras come with mounts and housings but no memory card. Factor in the cost of accessories when comparing prices. ### Matching the camera to your activity If you are a casual snorkeler or pool user, a compact dedicated underwater camera is the simplest option. It is ready to go out of the box, no housing needed. If you are a scuba diver, you need the depth rating of the TG-7 or an action camera with a housing. If you also want to use the camera for biking, skiing, or motorcycle riding, an action camera like the [AKASO Brave 4](https://www.amazon.com/dp/B076DD5JNS?tag=gadgetgd-20) is a better fit because it comes with helmet mounts and a wide field of view. For a more versatile digital camera that works well in low light, check out our recommendations for [low light photography](https://gadgetguides.org/best-digital-camera-for-low-light/). ## Who Should NOT Buy Best 4K Underwater Camera This category is the wrong purchase for three kinds of buyers. Here is who they are, and what to look at instead. ### You Need Professional-Grade Underwater Footage If you are a filmmaker, a marine biologist, or a serious underwater photographer, these consumer cameras will not meet your needs. The sensors are small, the lenses are basic, and the color accuracy is not good enough for critical work. You should look at a proper mirrorless or DSLR camera in a dedicated underwater housing from brands like Ikelite or Nauticam. Those setups cost significantly more but deliver professional results. ### You Want a Camera for Daily Land Photography These cameras are designed specifically for underwater use. They have small sensors, lower resolution, and limited features compared to standard digital cameras. If you need a camera that takes great photos on land and also works underwater, buy a good compact camera like the [best digital camera for travel](https://gadgetguides.org/best-digital-camera-for-travel/) and add a separate waterproof housing. That gives you better land photos and the option to go underwater. ### You Only Snorkel Once a Year and Have a Modern Smartphone Most modern flagship smartphones are water-resistant to 1.5 meters for 30 minutes. If you only snorkel occasionally, your phone in a cheap waterproof pouch might be enough. The image quality from a recent iPhone or Samsung Galaxy will be better than any of these budget cameras. The pouch is not ideal for deep water, but for a quick dip, it works. Save your money and use what you already have. ## Final Verdict The best **best 4K underwater camera** for most people is the [Underwater Camera 4K 48MP Autofocus Selfie](https://www.amazon.com/dp/B0D1Y3M26F?tag=gadgetgd-20). It comes with everything you need to start snorkeling and shooting right away: a memory card, a floating strap, a dual screen for selfies, and a fill light. It is the most complete package for casual users. Want a higher resolution for still photos and a near-perfect buyer rating? Get the [4K Underwater Camera 16FT Waterproof 64MP](https://www.amazon.com/dp/B0GQMDP49J?tag=gadgetgd-20). It has the highest megapixel count and a 4.9-star average. Need to go deeper than 16 feet? The [AKASO EK7000 Pro](https://www.amazon.com/dp/B0D9Q79HN5?tag=gadgetgd-20) takes you to 131 feet with its housing. Need professional macro and ruggedness? The [OM System OLYMPUS Tough TG-7](https://www.amazon.com/dp/B0CH1QCDPS?tag=gadgetgd-20) is the only one built for serious diving. If you are not sure you need a dedicated underwater camera, go back and read the Who Should NOT Buy section above. It might save you from buying something you do not need. ## FAQ ### What is the best 4K underwater camera overall? The Underwater Camera 4K 48MP Autofocus Selfie is the best overall pick because it includes a 32GB memory card, a floating strap, a dual screen, and a fill light, all in one complete package. ### What is the difference between a compact underwater camera and an action camera? A compact underwater camera is ready to use out of the box without a housing. An action camera needs a separate waterproof housing but can go much deeper, usually 100 feet or more, and is better for mounting on helmets or bikes. ### How deep can these cameras go? The compact cameras are rated to 16-17 feet. The OM System OLYMPUS Tough TG-7 is rated to 50 feet. The AKASO EK7000 Pro with its housing reaches 131 feet. ### Do I need a memory card for these cameras? Some cameras include a memory card, like the Underwater Camera 4K 48MP (32GB) and the budget pick (16GB). The OM System OLYMPUS Tough TG-7 does not include one, so you will need to buy a separate SD card. ### Can I use these cameras for scuba diving? Only the OM System OLYMPUS Tough TG-7 and the AKASO EK7000 Pro with its housing are rated deep enough for scuba diving. The compact 16-17 foot cameras are for snorkeling and pool use only. ### Are the 64MP cameras actually better than the 48MP cameras? Not necessarily. The 64MP on budget cameras is often interpolated, meaning the native sensor resolution is lower. The lens quality and image processor matter more than the megapixel count. The TG-7 has only 12MP but produces better images than any of the budget 64MP cameras.