KOSPET Tank T4 REVIEW: A Garmin Killer for Half the Price?

Tech Brothers October 17, 2025
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The new KOSPET Tank T4 smartwatch finally has dual-band GPS and offline maps, making it one of the best sports smartwatch under $200 in 2025! Is it really a competitor to Garmin and other premium sports watches? Let's find out. Buy KOSPET Tank T4: ➨ Official: https://kos.pet/4nMcSIK ➨ Amazon: https://amzn.to/48ulAql ➨ Ebay: https://kos.pet/4hfBs2s Use the code CHT4M4 for 12% off Timecodes: 00:00 - Intro 01:34 - Price 01:59 - Unboxing 03:05 - Power Pocket 03:39 - Leather Straps 04:07 - Design 04:35 - Size and Weight 04:51 - Materials 05:06 - Rugged & Waterproof 05:39 - Strap 06:23 - Display 06:51 - Always-On Display Mode 07:29 - ApexMove OS 07:52 - Watch Faces 08:06 - Notifications 08:11 - Widgets 08:24 - Quick Settings Menu 08:44 - Full Settings Menu 09:34 - App List 10:36 - One-Tap Measurement 10:43 - Compass & Barometric Altimeter 11:01 - Walkie-Talkie 11:19 - Apexmove App 12:52 - Music Storage 13:15 - Connecting Earbuds to the Watch 13:45 - Built-in Speaker Quality 14:41 - Bluetooth Calling 15:37 - Workout Modes 16:07 - GPS Test 17:12 - Offline Maps 18:13 - Battery 19:09 - Conclusion KOSPET Tank T4 Specifications: Hardware MCU + DSP: ATS3089 Memory & Storage: 16MB SRAM + 32GB ROM Design Colors: Black, Silver Dimensions (without sensor base): 48.6 × 48.6 × 13.7mm Weight (without strap): 77g Body Material Bezel: Stainless Steel, Case: Stainless Steel, Back panel: Stainless Steel, Cover glass: Corning Gorilla Glass 3 Buttons: 4 Water-resistance Grade: 10 ATM & IP69K Display Material: AMOLED Size: 1.43″ Resolution: 466 × 466 PPI: 461 Peak Brightness: Up to 1,000 nits Auto-brightness: Support Battery Battery Type: Pure cobalt battery Battery Capacity: 500 mAh (rated value) Charging Method: Magnetic charging base Theoretical Charging Duration: Approx. 2 hours Typical Use Battery Life: Up to 14-15 days Heavy Use Battery Life: Up to 9-10 days AOD Mode Battery Life: Up to 5-6 days GPS Continuous Usage: Up to 21-22 hours Sensors Health: VC9213-4PD sensor (supports blood-oxygen) Movement: 6-axis gyroscope sensor, Geomagnetic sensor, Barometric altimeter, Ambient light sensor, Ambient temperature sensor Positioning: Dual-band, 6 satellite positioning systems Connection: BT V5.3 Other Mic: Support Speaker: Support Motor: Support Strap Material: Liquid silicone Buckle Material: Stainless steel Width: 22mm Min. & Max. Wrist Dimensions: 150-240mm Removable Strap: Support System Requirements: Android 7.0 and above, iOS 14.0 and above Application: Apexmove App Languages English (default), German, Spanish, French, Italian, Portuguese, Russian, Dutch, Czech, Hebrew, Hungarian, Romanian, Finnish, Persian, Swedish, Danish, Greek, Polish, Ukrainian, Norwegian, Croatian, Serbian, Arabic, Turkish, Korean, Japanese, Malaysian, Filipino, Belarusian, Bengali, Indonesian, Thai, Vietnamese, Khmer, Urdu, Simplified Chinese, Traditional Chinese HashTags for searching: #KOSPET #KOSPETTANKT4 #KOSPETTANKM4 #Smartwatch Music credit: 1) Track: MokkaMusic - Fire https://www.youtube.com/watch?v=pXk_kIS1LaU Music provided by MokkaMusic Youtube channel and https://inaudio.org 2) Track: MokkaMusic - Pathfinder https://www.youtube.com/watch?v=EkXZrrIGXII Music provided by MokkaMusic Youtube channel and https://inaudio.org 3) Music from #InAudio: https://inaudio.org/ Sport Trap Energy by Infraction [No Copyright Music] / Propane https://www.youtube.com/watch?v=rNGyeIZ7FFQ 4) Track: MokkaMusic - Digital Kiss https://www.youtube.com/watch?v=5ndR3VXWSm8y MokkaMusic Youtube channel and https://inaudio.org 5) Music from #InAudio: https://inaudio.org/ Sport Stylish Workout by Infraction [No Copyright Music] / Killers In The Jungle https://www.youtube.com/watch?v=AR1CtxW1KD0 6) Music from #InAudio: https://inaudio.org/ Upbeat Creative Future Pop by Infraction [No Copyright Music] / Dance https://www.youtube.com/watch?v=rYHCbC5YUuQ 7) Track: MokkaMusic - Fire https://www.youtube.com/watch?v=pXk_kIS1LaU Music provided by MokkaMusic Youtube channel and https://inaudio.org 8) Music from #InAudio: https://inaudio.org/ Upbeat Retro Pop by Infraction [No Copyright Music] / Show Me https://www.youtube.com/watch?v=W5qZUSwcZI8 9) Music from #InAudio: https://inaudio.org/ Sport Cyberpunk G-House by Infraction [No Copyright Music] / Shock Absorber https://www.youtube.com/watch?v=NUem5L2M0t0 Video credit: Tech Brothers https://www.youtube.com/c/techbrothersreviews/ Follow Tech Brothers: Web: https://TechBrothers.pro/ Twitter: https://twitter.com/TechBrothersPro Facebook: https://www.facebook.com/TechBrothersProduction Instagram: https://www.instagram.com/TechBrothersPro Reddit: https://www.reddit.com/user/TechBrothersPro YouTube: https://www.youtube.com/c/techbrothersreviews/?sub_confirmation=1

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