Garmin Descent Mk3i Review - Price vs Performance

The Descent Mk3i is dark, sleek, and sophisticated, boasting an abundance of features that perhaps make it the best dive computer today! In this review, we dive deep into the newest addition to the Descent lineup, the Garmin Mk3i. This first-of-its-kind dive computer introduces diver-to-diver communication using Garmin’s Subwave sonar technology. Connect with up to eight dive buddies to share critical information and send preset messages, including an emergency "help" signal. This Mk3i is outstanding, doubling the depth rating and increasing battery life by 50%. But the diving features are just the beginning. The Mk3i is also a fully functional fitness smartwatch with over 100 sports modes to choose from. Join us as we explore why the Garmin Mk3i is the ultimate tool for both diving and fitness enthusiasts. From its impressive design to its cutting-edge technology, this dive computer and smartwatch truly has it all. ▬ Sign up for the newsletter ▬▬▬▬▬▬▬▬▬▬ https://www.divein.com/newsletter ▬ Where to buy ▬▬▬▬▬▬▬▬▬▬ We found the best shops & the best prices to make it easy for you to buy the gear you want. You support the channel when you buy through those links as we earn a small commission from the web shop. This is at no cost to you. Here you'll find the dive gear we cover in this video: ✅ Garmin MK3i 43mm: https://get.divein.com/Garmin-MK3i-43mm ✅ Garmin MK3i 51mm: https://get.divein.com/Garmin-MK3i-51mm 💙 Use our scuba.com discount code "DIVEIN10" to save 💰💰 🔗 Top Dive Computers for 2025: https://www.divein.com/diving/dive-computer/ 🔗Garmin Mk3i https://www.divein.com/diving/garmin-descent-mk3-mk3i/ ▬ Chapters ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 00:00 Intro 01:06 Competition Reveal 01:30 Diving & User Experience 02:50 Underwater Messaging 04:25 Specs & Features 06:13 51mm vs 43mm 06:53 Test Results 08:19 Sport Features 09:50 Competition Info 10:10 Comparison to other dive computers 10:40 vs Suunto Ocean 11:52 vs Apple Watch Ultra & Oceanic+ 12:38 vs Garmin Descent G1 13:35 vs Shearwater Teric & Perdix 2 14:40 Who should buy the Mk3i? ▬ Related Reviews ▬▬▬▬▬▬▬▬▬▬ Like what you see? Read up on similar dive computers here: 🔗 Shearwater Teric: https://www.divein.com/diving/shearwater-teric-dive-computer/ 🔗 Apple Watch Ultra: https://www.divein.com/diving/garmin-descent-mk2-dive-computer/ ▬ Socials ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 🌎 To learn more about us, our work, and all our reviews on scuba gear, head over to one of our platforms! - Website → https://www.divein.com/ - Instagram → https://www.instagram.com/diveindotcom - Facebook → https://www.facebook.com/diveindotcom ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 💬 Got questions about the Garmin Mk3i? Dive into the comments below—let's get the conversation going!