I tested the Huawei Watch GT 2 Pro against a scientific EEG device, and tested the heart rate and step counting accuracy. Subscribe to my weekly Newsletter(!) on www.robterhorst.com Instagram: https://www.instagram.com/quantified_scientist/ Twitter: @QuantifiedRob 👇Amazon Affiliate* (paid) links. Supports the channel, doesn't cost you any more!👇 Huawei GT2 Pro Classic: https://geni.us/iCgX Huawei GT2 Pro Nebula Grey: https://geni.us/yD7ew9V Huawei GT2: https://geni.us/xpAWsr Huawei GT2e: https://geni.us/aYVruh Fitbit Charge 4: https://geni.us/wjAfjU Fitbit Sense: https://geni.us/CSfYQE8 Fitbit Inspire 2: https://geni.us/iZHlb *My opinions are completely my own. However, I do earn a small commission if you purchase any of these devices via my affiliate links. It does not cost you any more money if you use these links. The EEG tracker I used is called the Hypnodyne ZMax: http://hypnodynecorp.com/ from @HypnoDyne Corp 📹Fitbit Videos📹 Fitbit Charge 3/4 Sleep: https://youtu.be/NYRq4ahPJ2c Fitbit Charge 4 Heart Rate: https://youtu.be/xAv6dyPd9ns Fitbit Sense First look review and test: https://youtu.be/w6D_uUDUP2k Fitbit Sense Heart rate: https://youtu.be/7-u8VTmeDF0 📹Apple watch videos📹 Sleep Cycle App: https://youtu.be/fjPng54_CtE Steps: https://youtu.be/YbstQVHEVz4 Test: https://youtu.be/0Ub7qmZz9ec 📹First Garmin Venu Sq Video📹 https://youtu.be/LiwX2TxYpQo 📹Oura Ring videos📹 Sleep Test: https://youtu.be/atWcp6FmnbE HRV Test: https://youtu.be/AK47cav1i28 Temperature Test: https://youtu.be/VIfvRzP79Bs 📹Withings Scanwatch videos📹 Unboxing and first review: https://youtu.be/swQLhrdxEkk Sleep test: https://youtu.be/lWPxpdUjLBI Heart rate test: https://youtu.be/KjemOE2eHcY Q&A with Withings: https://youtu.be/KtRh-_9kXgM ⏱️This comparison is part of a larger project where I spend over 11 hours a week tracking everything in my life. If you'd like to know more: https://youtu.be/8iPWu0Cbq14 ⏱️ Timestamps: 00:00 General intro 01:22 GT 2 Pro Most Important Info 02:29 Results: Sleep Test Setup 04:04 Results: Sleep Test Comparison 08:04 Results: Sleep Test Overview 10:04 Results: Sleep GT2 Pro vs Fitbit 10:59 Results: Heart Rate Test 15:06 Results: Step Test 16:35 Conclusions 17:41 Should You Buy The GT 2 Pro? 18:20 Test Limitations 🎵Music🎵 (1) Not Without the Rest by Twin Musicom is licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/by/4.0/) Artist: http://www.twinmusicom.org/ (2) Wonders by JVNA (3) Can’t Sleep (YouTube Audio Library) (4) Classique (YouTube Audio Library) (5) Blurry Vision (YouTube Audio Library)