---
product_id: 639285021
title: "TOZO S4 AcuFit One Smart Watch Large AMOLED Screen for Men Women, Bluetooth Call Dial Fitness Tracker, Heart Rate and Blood Oxygen, Sleep Monitor, IP68 Waterproof, Workout for iOS Android (Rose Gold)"
brand: "tozo"
price: "221 kr"
currency: DKK
in_stock: true
reviews_count: 10
category: "Tozo"
url: https://www.desertcart.dk/products/639285021-tozo-s4-acufit-one-smart-watch-large-amoled-screen-men
store_origin: DK
region: Denmark
---

# IP68 Waterproof for daily use 1.78" AMOLED HD Display 368x448 7-day battery life, 2h fast charge TOZO S4 AcuFit One Smart Watch Large AMOLED Screen for Men Women, Bluetooth Call Dial Fitness Tracker, Heart Rate and Blood Oxygen, Sleep Monitor, IP68 Waterproof, Workout for iOS Android (Rose Gold)

**Brand:** tozo
**Price:** 221 kr
**Availability:** ✅ In Stock

## Summary

> ⌚ Elevate your lifestyle with TOZO S4 — where style meets unstoppable performance!

## Quick Answers

- **What is this?** TOZO S4 AcuFit One Smart Watch Large AMOLED Screen for Men Women, Bluetooth Call Dial Fitness Tracker, Heart Rate and Blood Oxygen, Sleep Monitor, IP68 Waterproof, Workout for iOS Android (Rose Gold) by tozo
- **How much does it cost?** 221 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/639285021-tozo-s4-acufit-one-smart-watch-large-amoled-screen-men)

## Best For

- tozo enthusiasts

## Why This Product

- Trusted tozo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Vivid AMOLED Display:** Experience ultra-clear visuals with 25% faster response and vibrant colors that pop in any light.
- • **Ultimate Fitness Companion:** Track 100+ sports modes with real-time data to optimize every workout and elevate your fitness game.
- • **All-Day Power & Fast Recharge:** Stay unplugged for a full week and recharge fully in just 2 hours—perfect for busy professionals on the move.
- • **Comprehensive Health Insights:** Monitor heart rate, blood oxygen, stress, and sleep quality with precision sensors for smarter wellness decisions.
- • **Seamless Connectivity & Style:** Make calls, receive notifications, and customize your look with magnetic charging and DIY watch faces.

## Overview

The TOZO S4 AcuFit One Smart Watch features a large 1.78-inch AMOLED HD display with 368x448 resolution, delivering crisp visuals and 25% faster responsiveness. It boasts a robust 300mAh battery offering up to 7 days of use and 30 days standby, with quick 2-hour charging. Designed for active lifestyles, it supports over 100 sports modes and provides advanced health monitoring including heart rate, blood oxygen, stress, and sleep tracking. IP68 waterproof rating ensures durability, while Bluetooth connectivity enables calls, notifications, and app sync with iOS and Android devices. Stylish and customizable with magnetic charging and multiple dial options, the TOZO S4 blends fashion with cutting-edge functionality.

## Description

Free delivery and returns on eligible orders. Buy TOZO S4 AcuFit One Smart Watch Large AMOLED Screen for Men Women, Bluetooth Call Dial Fitness Tracker, Heart Rate and Blood Oxygen, Sleep Monitor, IP68 Waterproof, Workout for iOS Android (Rose Gold) at desertcart UK.

Review: Great Watch, Amazing Battery Life! - The TOZO S4 Smartwatch has quickly become a favourite of mine, seamlessly blending style and functionality in a way that feels perfect for everyday use. Design and Display The first thing that caught my eye was the watch's sleek design. It has a modern, minimalist look that’s both stylish and versatile, making it easy to wear with anything. The display is crisp and clear, with colours that really pop, making it easy to read in any light. Whether I'm glancing at notifications or checking the time, everything just looks sharp and vibrant. Everyday Convenience One of the features I love most is the Bluetooth calling. I can take calls and see messages directly on my wrist, which is incredibly handy when I’m busy or my phone is out of reach. It’s a small thing, but it’s made a big difference in staying connected without having to pull out my phone constantly. Health and Fitness Tracking I’ve also been impressed with the health tracking features. The TOZO S4 gives me a real-time look at my heart rate, stress levels, and even sleep patterns. I’ve started paying more attention to how well I sleep, thanks to the detailed insights the watch provides. It’s motivating to see how my sleep habits are improving, and it’s a great reminder to stay on top of my health. Fitness Partner As someone who likes to stay active, the S4’s fitness tracking is a big plus. It covers more activities than I knew existed! Whether I’m running, doing yoga, or trying something new, the watch tracks it all. The feedback it gives has helped me tweak my workouts and stay on track with my fitness goals. Battery Life and Durability Another thing I appreciate is the battery life. It lasts a full week on a single charge, so I never have to worry about it dying on me. Plus, it’s waterproof, which is great for outdoor activities or just not having to worry about it getting wet. Comfort and Style Comfort-wise, it’s a winner. The strap feels soft and light, and the watch itself doesn’t feel bulky or heavy. I also love that I can change the watch face to suit my mood or outfit—it’s a fun way to personalize it. Final Thoughts Overall, the TOZO S4 Smartwatch has been a fantastic addition to my daily routine. It’s stylish, packed with useful features, and incredibly user-friendly. Whether you’re looking to stay on top of your health, keep connected, or want a great-looking watch, the S4 is definitely worth considering.
Review: Stylish Affordable Smart Watch Packed Full of Features - As my Smart Watch had ‘expired’ and I’d already purchased the Tozo headphones the previous year, I decided that I would try this Tozo Smartwatch. It was a good price, the reviews were very good and I was already au fait and impressed with the brand. I’ve only been wearing it for the past few weeks but so far its ticking all the boxes. It’s easy to set up (I’m a late version ‘baby boomer’ so some ‘techy’ things’ can be a challenge for me but this was a breeze). It looks very stylish and feels robust with a nice thick strap and a big screen with very clear sharp bright imaging (there are LOTS of watch faces FOC to choose from!). It works perfectly with the App and syncs seamlessly via Bluetooth. It’s very intuitive to use and has all the features you would expect of any fitness smart watch- numerous fitness programmes to choose from (max 10 on the watch) messages, music, phone, all health information etc and all working very accurately. Also, it was a week before it needed charging – excellent!. A cracking stylish watch at a very affordable price. I was also impressed that there is an 18 month warranty. You do have to register for this. I was a little concerned that It hadn’t been accepted as I was directed to the desertcart US website – which it naturally didn’t like and therefore I didn’t get confirmation that the warranty had been accepted. However, I contacted Customer Service, who couldn’t have been more helpful – confirming that the warranty had been accepted and to contact them should I need any more assistance. Very quick and friendly response. So important nowadays. All in all, so far, I’m highly delighted with my first Tozo Smart Watch.

## Features

- HD display and responsive: TOZO S4 smartwatch has an improved 1.78 inch ultra-clear AMOLED HD display with a resolution of 368 x 448. It offers a 25% faster response speed than the previous model, a wider viewing area, lower energy consumption, a wider colour gamut and higher contrast. Enjoy an unparalleled crystal clear viewing experience
- Long battery life and waterproof: the women's smart watch is equipped with a high-performance 300 mAh battery, which ensures a service life of up to 7 days on a single charge, an ultra-long standby mode of 30 days and a full charge in just about 2 hours. The activity tracker meets your requirements for a long battery life on business trips or travel. Men's fitness watch with IP68 waterproof, meets daily water resistance
- Multi-functional and fitness tracking: TOZO S4 smartwatch offers over 100 different sports modes such as running, cycling, yoga, rope skipping and badminton. It is the ideal choice for sports enthusiasts and helps you optimise your training intensity through real-time data adjustment. In addition, the smart watch has useful functions such as pedometer, stopwatch, timer, music and camera control, weather forecast, sedentary reminder, calendar, alarm clock, mobile phone search and torch
- Comprehensive health monitoring: smart watches for men and women are equipped with high-precision sensors that accurately measure your heart rate and blood oxygen values and perform real-time stress analysis. Besides, the watch monitors and analyses your sleep quality to improve your sleep
- STYLISH LOOKING AND DIY DIALS The high-strength aluminum case provides solid protection, while the skin-friendly bracelet is designed to fit your wrist better and provide you with a comfortable wearing experience. At the same time, the S4 smart watch has a practical magnetic charging function and offers a variety of personalised dial options that allow you to show your personal style as you like
- Bluetooth connection and compatibility: download the "TOZO Health" app on your smartphone and connect the smart watch to the app via Bluetooth. The women's watch can be seamlessly synchronised with iOS 11.0+ and Android 9.0+ devices. You can make or answer calls and receive SMS and app notifications. Set the vibration reminder to avoid missing important information

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CMTCWZH6 |
| Best Sellers Rank | 39,643 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 1,373 in Smartwatches |
| Guaranteed software updates until | unknown |
| Item model number | S4 |
| Product Dimensions | 16.4 x 11.4 x 1.9 cm; 39 g |

## Product Details

- **Battery capacity:** 300 Amp Hours
- **Battery cell composition:** Lithium Ion
- **Connectivity technology:** Bluetooth
- **GPS:** Built-in GPS
- **Memory storage capacity:** 128 MB
- **Operating system:** Wear OS
- **Screen size:** 1.78 Inches
- **Shape:** Rectangular
- **Special feature:** Heart Rate Monitor, Notifications, Sleep Monitor
- **Wireless communication standard:** Bluetooth

## Images

![TOZO S4 AcuFit One Smart Watch Large AMOLED Screen for Men Women, Bluetooth Call Dial Fitness Tracker, Heart Rate and Blood Oxygen, Sleep Monitor, IP68 Waterproof, Workout for iOS Android (Rose Gold) - Image 1](https://m.media-amazon.com/images/I/711qA7XRtaL.jpg)
![TOZO S4 AcuFit One Smart Watch Large AMOLED Screen for Men Women, Bluetooth Call Dial Fitness Tracker, Heart Rate and Blood Oxygen, Sleep Monitor, IP68 Waterproof, Workout for iOS Android (Rose Gold) - Image 2](https://m.media-amazon.com/images/I/714oTHhpunL.jpg)
![TOZO S4 AcuFit One Smart Watch Large AMOLED Screen for Men Women, Bluetooth Call Dial Fitness Tracker, Heart Rate and Blood Oxygen, Sleep Monitor, IP68 Waterproof, Workout for iOS Android (Rose Gold) - Image 3](https://m.media-amazon.com/images/I/71Lf+gAEvKL.jpg)
![TOZO S4 AcuFit One Smart Watch Large AMOLED Screen for Men Women, Bluetooth Call Dial Fitness Tracker, Heart Rate and Blood Oxygen, Sleep Monitor, IP68 Waterproof, Workout for iOS Android (Rose Gold) - Image 4](https://m.media-amazon.com/images/I/71quQbOloDL.jpg)
![TOZO S4 AcuFit One Smart Watch Large AMOLED Screen for Men Women, Bluetooth Call Dial Fitness Tracker, Heart Rate and Blood Oxygen, Sleep Monitor, IP68 Waterproof, Workout for iOS Android (Rose Gold) - Image 5](https://m.media-amazon.com/images/I/71sPVj8XyZL.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great Watch, Amazing Battery Life!
*by P***L on 27 August 2024*

The TOZO S4 Smartwatch has quickly become a favourite of mine, seamlessly blending style and functionality in a way that feels perfect for everyday use. Design and Display The first thing that caught my eye was the watch's sleek design. It has a modern, minimalist look that’s both stylish and versatile, making it easy to wear with anything. The display is crisp and clear, with colours that really pop, making it easy to read in any light. Whether I'm glancing at notifications or checking the time, everything just looks sharp and vibrant. Everyday Convenience One of the features I love most is the Bluetooth calling. I can take calls and see messages directly on my wrist, which is incredibly handy when I’m busy or my phone is out of reach. It’s a small thing, but it’s made a big difference in staying connected without having to pull out my phone constantly. Health and Fitness Tracking I’ve also been impressed with the health tracking features. The TOZO S4 gives me a real-time look at my heart rate, stress levels, and even sleep patterns. I’ve started paying more attention to how well I sleep, thanks to the detailed insights the watch provides. It’s motivating to see how my sleep habits are improving, and it’s a great reminder to stay on top of my health. Fitness Partner As someone who likes to stay active, the S4’s fitness tracking is a big plus. It covers more activities than I knew existed! Whether I’m running, doing yoga, or trying something new, the watch tracks it all. The feedback it gives has helped me tweak my workouts and stay on track with my fitness goals. Battery Life and Durability Another thing I appreciate is the battery life. It lasts a full week on a single charge, so I never have to worry about it dying on me. Plus, it’s waterproof, which is great for outdoor activities or just not having to worry about it getting wet. Comfort and Style Comfort-wise, it’s a winner. The strap feels soft and light, and the watch itself doesn’t feel bulky or heavy. I also love that I can change the watch face to suit my mood or outfit—it’s a fun way to personalize it. Final Thoughts Overall, the TOZO S4 Smartwatch has been a fantastic addition to my daily routine. It’s stylish, packed with useful features, and incredibly user-friendly. Whether you’re looking to stay on top of your health, keep connected, or want a great-looking watch, the S4 is definitely worth considering.

### ⭐⭐⭐⭐⭐ Stylish Affordable Smart Watch Packed Full of Features
*by M***R on 2 December 2024*

As my Smart Watch had ‘expired’ and I’d already purchased the Tozo headphones the previous year, I decided that I would try this Tozo Smartwatch. It was a good price, the reviews were very good and I was already au fait and impressed with the brand. I’ve only been wearing it for the past few weeks but so far its ticking all the boxes. It’s easy to set up (I’m a late version ‘baby boomer’ so some ‘techy’ things’ can be a challenge for me but this was a breeze). It looks very stylish and feels robust with a nice thick strap and a big screen with very clear sharp bright imaging (there are LOTS of watch faces FOC to choose from!). It works perfectly with the App and syncs seamlessly via Bluetooth. It’s very intuitive to use and has all the features you would expect of any fitness smart watch- numerous fitness programmes to choose from (max 10 on the watch) messages, music, phone, all health information etc and all working very accurately. Also, it was a week before it needed charging – excellent!. A cracking stylish watch at a very affordable price. I was also impressed that there is an 18 month warranty. You do have to register for this. I was a little concerned that It hadn’t been accepted as I was directed to the Amazon US website – which it naturally didn’t like and therefore I didn’t get confirmation that the warranty had been accepted. However, I contacted Customer Service, who couldn’t have been more helpful – confirming that the warranty had been accepted and to contact them should I need any more assistance. Very quick and friendly response. So important nowadays. All in all, so far, I’m highly delighted with my first Tozo Smart Watch.

### ⭐⭐⭐⭐ Interesting very interesting
*by T***Z on 23 December 2025*

Basic smart watch. Nice app. Heart rate is questionable. I think the watch is guessing my heart rate. It has decided to work intermittently so I decided to keep it for another time.

## Frequently Bought Together

- TOZO AMOLED S4 AcuFit One Smart Watch 1.78" Ultra-Clear Screen for Men Women, Call/Answer Fitness Tracker,Sleep Monitor IP68 Waterproof for iOS 11.0+ Android 9.0+ Rose Gold
- smaate 3D Screen Protector Compatible with TOZO S4 AcuFit One 1.78” Smart Watch
- MIHENCE Screen Protector Compatible for TOZO S4 Smart Watch, HD Full Coverage TPU Protective Film Compatible for TOZO S4 1.78-inch Smartwatch (6PCS)

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*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-02-20*