KOSPET TANK M4 Smart Watch
Original price was: 18,990เงณ.15,990เงณCurrent price is: 15,990เงณ.
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KOSPET TANK M4 Smart Watch
The KOSPET TANK M4 is a premium, square-faced rugged smartwatch built for those who push their limits in extreme environments. Featuring a high-strength Inox 360 stainless steel design and SGS-certified MIL-STD-810H military-grade toughness, this watch is engineered to survive everything from deep-sea dives to high-altitude treks. Its expansive 1.96-inch AMOLED display is protected by 3rd generation Corning Gorilla Glass, offering 1000 nits of peak brightness for perfect visibility under the midday sun.
Equipped with 10 ATM and IP69K water resistance, the TANK M4 is a specialized tool for underwater athletes, supporting freediving, scuba, and gauge modes down to 45 meters. For land adventurers, it features dual-band GNSS with offline maps, a built-in walkie-talkie for remote communication, and a massive 500mAh battery that lasts up to 15 days. Whether you're tracking your vitals with the advanced 4PD health sensor or using it as a rugged hands-free device, the TANK M4 is built to be the "Ultimate Ultra" companion for the toughest missions.
Gallery
Key Features
SGS-certified to pass 20 U.S. military-grade tests, resistant to extreme temperatures (-58ยฐF to 158ยฐF), shock, and dust.
Features a crisp 410ร502 resolution with Always-On Display (AOD) and auto-brightness for constant glanceability.
Engineered for deep-water reliability with specialized modes for freediving and scuba up to 45 meters.
Ultra-precise tracking using six satellite systems with the ability to download maps and plan routes directly on the watch.
Stay in touch with fellow TANK M4 users instantly without cellular service, with limited range designed for outdoor safety.
Utilizes a state-of-the-art 4PD health sensor for accurate heart rate, SpO2, stress, and sleep monitoring.
Includes 23 ApexMotion pro modes and 160 freestyle modes with a built-in 6-axis gyroscope for movement analysis.
Up to 15 days of typical use, 9 days of heavy use, or 22 hours of continuous GPS tracking.
32GB internal storage for music and maps, Bluetooth calling, and compatibility with Apple Health and Strava via the Apexmove App.
Specifications
| Brand | KOSPET |
| Model | TANK M4 |
| Display | 1.96โณ AMOLED, 410ร502px, 331 PPI, Corning Gorilla Glass 3 |
| Body Material | Inox 360 Stainless Steel / Case Back: Stainless Steel |
| Memory / Storage | 16MB SRAM / 32GB ROM |
| Battery | 500mAh Pure Cobalt Battery |
| Charging Time | ~2 Hours (Magnetic Charging) |
| Water Resistance | 10 ATM & IP69K (45m Dive Capability) |
| Connectivity | Bluetooth 5.3, Dual-Band GNSS (L1+L5) |
| Sensors | VC9213-4PD Health, 6-Axis Gyroscope, Altimeter, Geomagnetic, Temperature |
| Sports Modes | 180+ (23 ApexMotion Pro + 160 Freestyle) |
| Dimensions | 50.5 ร 42.5 ร 13mm |
| Weight | 80g (Without Strap) |
| Certification | SGS-Certified MIL-STD-810H |
* Specifications are provided by the manufacturer and may vary slightly. Health tracking features are for personal reference only and are not intended for medical use.
TANK M4 vs TANK M4C
How the dive-rated M4 compares to the crew-focused TANK M4C.
| TANK M4 โ This Model | TANK M4C โ | |
|---|---|---|
| Display | 410ร502, 331 PPI, Always-On Display | 410ร502, AMOLED, No AOD Listed |
| Water Resistance | 10 ATM & IP69K (45m Dive Capable) | 5 ATM & IP69K |
| Body Material | Full Inox 360 Stainless Steel, MIL-STD-810H | Stainless Steel Bezel + Zinc Alloy |
| Walkie-Talkie | 40m Range, Up to 4 People | 40m Range, Up to 4 People |
| LED Flashlight | 5-Level Brightness | 5-Level Brightness |
| GPS & Maps | Dual-Band GNSS (L1+L5) + Offline Maps | 6-System GNSS, No Offline Maps Listed |
| Sports Modes | 180+ (23 ApexMotion Pro + 160 Freestyle) | 170+ |
| Storage | 16MB SRAM + 32GB ROM | Not Specified |
| Battery Life | Up to 15 Days | Up to 16 Days |
| Weight | 80g | 65.5g (Lighter) |
| Warranty | 2 Years | 1 Year |
| Best For | Divers and extreme explorers needing offline maps and deeper water rating | Budget-friendly pick with the same walkie-talkie and flashlight tools, lighter everyday wear |
Frequently Asked Questions
How deep can I actually dive with the 10 ATM rating?
Water ResistanceThe TANK M4 supports freediving, scuba, and gauge diving modes down to 45 meters, backed by a 10 ATM & IP69K certification. It is one of the few smartwatches at this price point specifically engineered and tested for underwater sports rather than just splash resistance.
Do I need my phone for GPS navigation?
NavigationNo โ the TANK M4 features dual-band GNSS (L1+L5) with the ability to download offline maps directly onto the watch. You can plan routes and navigate unfamiliar trails without carrying a smartphone or needing cellular signal.
What military-grade certifications does this watch carry?
DurabilityThe TANK M4 is SGS-certified to MIL-STD-810H standards, having passed 20 U.S. military-grade tests for resistance to extreme temperatures (-58ยฐF to 158ยฐF), shock, and dust โ built with a high-strength Inox 360 stainless steel design throughout.
How does the integrated walkie-talkie work?
CommunicationThe walkie-talkie feature lets you stay in touch with fellow TANK M4 users instantly without needing cellular service, using a limited range designed for outdoor safety scenarios like hiking groups or remote job sites.
Should I choose the TANK M4 or the TANK M4C?
ComparisonBoth models share the same 40-meter walkie-talkie (up to 4 people) and 5-level LED flashlight built into the watch body. Choose the TANK M4 if you need a deeper 10 ATM dive rating, offline maps, Always-On Display, MIL-STD-810H certification, and a 2-year warranty. Choose the TANK M4C if you want the same core toolset in a lighter, more affordable package with a 1-year warranty.
Where can I buy the KOSPET TANK M4 in Bangladesh?
Where to BuyYou can buy the KOSPET TANK M4 online at best price from umrelo.com.bd. For more smartwatches and mobile accessories, visit the Umrelo Motalib Plaza Store โ Shop 461, Level 03, Motalib Plaza, Hatirpool.
KOSPET Smartwatch Price in Bangladesh
KOSPET is a smartwatch brand, founded in 2018, known for rugged outdoor watches. Its TANK series is built to military-grade standards with models such as the TANK T3, T3 Ultra 2, T4, T4C, M3, M3 Ultra, M4 and M4C, while the ORB, PULSE and MAGIC series cover affordable, lightweight and stylish everyday watches. Learn more on the brand's official website.
In Bangladesh, KOSPET suits hikers, cyclists, swimmers and anyone who wants a tougher alternative to a slim lifestyle watch. You can get KOSPET smartwatches and authentic KOSPET products with official brand warranty from Umrelo. Availability changes, so check the brand page for the models in stock. Prices change with stock and offers, so check the current KOSPET price on each product page.
Where to buy authentic KOSPET in Bangladesh: Umrelo sells original products with official brand warranty at the best price, online with delivery across Bangladesh and at our showroom in Dhaka. Shop all KOSPET products โ
Why Buy Original KOSPET Smartwatches from Umrelo
- Original KOSPET smartwatches with official brand warranty, at the best price. We source from trusted distributors and keep our prices competitive across the range.
- Purchase KOSPET products from our shop. Enjoy a hassle-free shopping experience at our Motalib Plaza store in Hatirpool, Dhaka, where our team helps you pick the right watch. We're open 11 AM to 9 PM every day except Tuesday.
- Home delivery and cash on delivery. Order online and we deliver to Dhaka, Chattogram and every other district: Dhaka in 1 to 2 days, other districts in 2 to 3 days, with cash on delivery inside Dhaka.
- Clear product details and easy support. Every product page lists the model and specifications, our team is on WhatsApp for questions, and our return policy is stated clearly.
KOSPET Models Compared
| Model | Best for | Key features |
|---|---|---|
| TANK T3 | Rugged daily wear | 5ATM + IP69K; no built-in GPS |
| TANK T3 Ultra 2 | Hiking, trail runs, route tracking | Dual-band GPS with Route Back, 1.43" AMOLED, 5ATM + IP69K, Bluetooth calling, up to 15 days battery |
| TANK T4 | Diving, swimming and outdoor sports | 1.43" AMOLED, 10ATM + IP69K with 45m dive modes, built-in GPS with offline maps, 180+ sports modes, up to 15 days battery |
| TANK T4C | Work sites and outdoor use | 1.5" AMOLED, dual-band GPS, built-in LED flashlight, walkie-talkie, 5ATM |
| TANK M3 | Daily health tracking | 1.96" AMOLED, 5ATM + IP69K, long battery life |
| TANK M3 Ultra | Swimmers and outdoor beginners | Dual-band GPS, 170+ sports modes, 5ATM + IP69K, up to 15 days battery |
| TANK M4 | Diving and big-screen outdoor use | 1.96" AMOLED, 10ATM + IP69K with 45m dive modes, built-in GPS with offline maps, 180+ sports modes, up to 15 days battery, stainless steel |
| TANK M4C | Job sites and outdoor work | 1.96" AMOLED, dual-band GPS, LED flashlight, walkie-talkie, 5ATM + IP69K, up to 16 days battery |
| ORB 2 | Affordable military-style watch | Long battery life at a lower price |
| PULSE 2 | Lightweight everyday watch | Affordable and lightweight design |
| MAGIC P10 | Stylish daily wear | Stainless steel, 5ATM |
Specifications are taken from KOSPET and retailer listings and can differ by version. Check each product page for the models and features in stock.
How to Choose the Right KOSPET Smartwatch
- Hiking, trekking and cycling. Choose a model with dual-band GPS, such as the TANK T3 Ultra 2, M3 Ultra, T4C or M4C, for phone-free route tracking. The TANK T4 and M4 add offline maps.
- Swimming and water sports. Most TANK models are rated 5ATM with IP69K for pool swimming, and the TANK T4 and M4 step up to 10ATM with 45m dive modes.
- Job sites and outdoor work. The TANK T4C and M4C add a built-in LED flashlight and walkie-talkie.
- Daily health tracking on a budget. The TANK M3, ORB 2 and PULSE 2 are the more affordable ways into a rugged-style watch.
- Everyday style. The MAGIC series, such as the MAGIC P10, has a stainless steel look for office and casual wear.
KOSPET FAQs
Where can I buy authentic KOSPET smartwatches in Bangladesh?
Umrelo sells authentic KOSPET smartwatches in Bangladesh at the best price. Order online at umrelo.com.bd with delivery to Dhaka, Chattogram and other districts, or visit our shop at Shop 461, Level 03, Motalib Plaza, Hatirpool, Dhaka. See all KOSPET products.
Are KOSPET smartwatches at Umrelo original?
Yes. Umrelo sells original products sourced from trusted distributors, and all KOSPET products come with official brand warranty. Each product page lists the exact model and specifications, and our team can answer any question on WhatsApp. You can get popular KOSPET watches at the Umrelo shop at Motalib Plaza, Dhaka.
Is KOSPET available in Bangladesh?
Yes. KOSPET smartwatches are available in Bangladesh, and you can get KOSPET products at Umrelo, online or at our Dhaka shop.
Does Umrelo sell KOSPET in Bangladesh?
Yes. Umrelo sells KOSPET in Bangladesh, online at umrelo.com.bd with delivery across the country and at our shop at Motalib Plaza, Dhaka. See all KOSPET products.
Do KOSPET smartwatches come with warranty in Bangladesh?
Yes. All KOSPET smartwatches at Umrelo come with official brand warranty. If you have a question about it, message our team on WhatsApp.
What is the KOSPET smartwatch price in Bangladesh?
The KOSPET price in BD depends on the model, GPS and battery features, and it changes with stock and offers. The current price is always shown on each product page, and Umrelo keeps its prices competitive.
Which KOSPET smartwatch is best for hiking and outdoor use?
The TANK T3 Ultra 2 and TANK M3 Ultra have dual-band GPS for phone-free route tracking, and the T3 Ultra 2 adds Route Back to retrace a recorded path. Both are rugged and rated 5ATM with IP69K. The newer TANK T4 and M4 add offline maps.
Which KOSPET watch is best for swimming?
Most TANK models are rated 5ATM with IP69K, which suits pool swimming, and the TANK T4 and TANK M4 are rated 10ATM with 45m dive modes for more demanding water use. Check the rating on the product page.
Does a KOSPET smartwatch have GPS?
The Ultra models, such as the TANK T3 Ultra 2 and TANK M3 Ultra, and the newer TANK T4, T4C, M4 and M4C all have built-in GPS. The standard TANK T3 does not.
Which KOSPET watch has a flashlight and walkie-talkie?
The TANK T4C and TANK M4C have a built-in LED flashlight and walkie-talkie, which suits job sites and outdoor work.
Does a KOSPET watch work with iPhone and Android?
KOSPET watches pair with both Android phones and iPhones through the KOSPET companion app. Features can vary by model, so check the product page.
What is the difference between KOSPET TANK, ORB and PULSE?
TANK is the rugged flagship line with military-grade durability and GPS on selected models. ORB 2 is an affordable military-style watch with long battery life, and PULSE 2 is an affordable lightweight watch.
Can I order online and pay cash on delivery?
Delivery inside Dhaka city costs เงณ60 and takes 1 to 2 days. Gazipur, Savar and Narayanganj cost เงณ100 (1 to 2 days). Other districts cost เงณ120 and take 2 to 3 days, with the delivery charge paid in advance. You can pay by cash on delivery (inside Dhaka), mobile banking or card.
Can I buy from your showroom at Motalib Plaza?
Yes, you can buy from our showroom at Shop 461, Level 03, Motalib Plaza, Hatirpool, Dhaka. However, not every product listed on our website is always available at the showroom, so please contact us on WhatsApp at +880 1940-166001 before you visit. We are open every day from 11 AM to 9 PM, except Tuesday.
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KOSPET TANK M4 Smart Watch
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What is the price of the KOSPET TANK M4 Smart Watch in Bangladesh?
The latest price of KOSPET TANK M4 Smart Watch is 15,990เงณ. Shop genuine KOSPET TANK M4 Smart Watch online at Umrelo.com.bd or visit our Motalib Plaza Experience Center in Dhaka today.
- Fast Delivery Dhaka in 24โ48h
- Secure Payment COD / MFS / Cards
- 100% Authentic Genuine Warranty
- 24/7 Support Expert Assistance
