COLMI C28 smart watch, silver color

COLMI C28 is an ultra-thin smartwatch, only 7 mm thick and weighing 39 g, combining a stylish design with extensive functionality. Thanks to the built-in DaGPT assistant, you can quickly get answers to your questions, find information and much more! The watch has a large 1.93-inch AMOLED HD display with a resolution of 368 × 448, which provides a clear picture and comfortable use in all conditions. It also supports Bluetooth calls directly from the wrist, offers more than 100 sports modes and helps you monitor your health. In addition, the 230 mAh battery allows for up to 5-7 days of use on a single charge.

Artificial Intelligence on your wrist – quick answers and daily support

COLMI C28 is equipped with the AI assistant Da GPT, which is based on ChatGPT and offers AI support directly from the watch. This allows you to quickly get answers to questions, check information or use content creation features without having to touch your phone! It is a useful solution that enhances the functionality of your smartwatch and gives you access to smart tools whenever you need them.

Slim and lightweight design

At just 7mm thick, the C28 is almost invisible on the wrist, and its 39g weight further enhances all-day comfort. The slim body fits comfortably on the wrist, making the smartwatch great for work, exercise or relaxation. It is the ideal solution for those who don't like heavy and bulky watches.

Vibrant 1.933-inch AMOLED display – comfort in every situation

The large 1.933-inch AMOLED display offers a high resolution of 368 × 448 and a wide color gamut, resulting in a clear and detailed image. The display ensures good visibility in both bright daylight and low light, so all information is always easily accessible. The high screen-to-body ratio (90%) further enhances user comfort.

Attractive style and workmanship

The zinc alloy case stands out with an elegant, glossy finish that gives the watch a modern character. The combination of a metallic texture with a smooth surface gives the smartwatch an elegant look in both everyday and more formal situations. The overall look is complemented by a comfortable strap that is pleasant to the touch and fits snugly on the wrist.

Calls via Bluetooth

With the Bluetooth calling function, you can receive and make calls directly from your watch. The built-in speaker and excellent sound quality allow for convenient communication without having to touch your phone. This is especially useful while working, walking or exercising!

Advanced health features

The smartwatch offers 24/7 heart rate monitoring and accurately measures blood oxygen saturation and stress levels. In addition, there is AI-powered sleep analysis that captures different sleep stages and daytime naps, allowing you to better understand the quality of your rest and make thoughtful changes to your daily habits. All this allows you to detect any worrying changes earlier and respond accordingly. In addition, the movement reminder function helps ensure that you stay active throughout the day.

Over 100 sports modes and accurate activity tracking

COLMI C28 offers more than 100 sports modes – you are sure to find something for yourself. Walking, running or maybe cycling or badminton? Practice your favorite sport or try something new! The watch records data from each workout, helping you analyze your progress and better plan your next workouts. It is a practical support for those who want to maintain consistency and control over their activity.

Smart features and notifications on your wrist

The watch lets you receive notifications from popular apps like WhatsApp, Facebook, and TikTok, so you can quickly check your messages without having to take your phone out of your hands. There's also a watch face customization feature that lets you customize the look of the interface to your liking - you can use pre-designed templates or set your own photo.

Everyday durability and long battery life

With 1 ATM water resistance and IP6X dust protection, the smartwatch stands up to everyday use – even during workouts or in the rain. Plus, the 230mAh battery provides up to 5-7 days of battery life, and magnetic charging allows you to fully charge the watch in about 2.5 hours.

Included in the box

• Smart watch
• Magnetic charging cable
• User manual

Warranty: 12 months

The text is machine translated.

Same summary

The COLMI C28 smart watch in silver is suitable primarily for everyday use and for those who want to monitor basic activities, health and receive notifications directly on the wrist. With its neutral design and square shape, it adapts to different styles, and thanks to the battery that lasts up to a week, there is no need to worry about frequent charging. The watch does not have more advanced features such as GPS or highly specialized sports monitoring, so it is less suitable for demanding athletes or users who want advanced features for children.

Recommendation source: Enaa guides and team experience.

User view

Users choose COLMI C28 primarily as an introductory smartwatch that can be worn at school, work or in their free time - also as an alternative to a classic watch. In practice, it is convenient for monitoring steps, notifications and well-being, without unnecessary complexity or too childish appearance. Due to its unisex design and comfortable strap, it is suitable for both younger people and adults who do not need advanced device or application management.

If you're interested in a more detailed comparison of smartwatch options for different usage scenarios, our smartwatch selection guide may be helpful. Users also often appreciate the reliability of the Colmi brand, which focuses on simplicity and a good price-to-usability ratio.

Why buy at Enaa

On Enaa you can find proven smartwatches with carefully described features and useful guides that make it easier to choose according to your habits and needs. In addition to a wide range, you also have the opportunity to compare similar models from different brands in one place, which makes it easier to make a decision before purchasing.

Answers to frequently asked questions

Is the COLMI C28 compatible with both Android phones and iPhones?

COLMI C28 supports both Android and iOS devices, but some features may be slightly limited depending on the operating system and version of the phone.

What does it mean for a watch to have a "unisex" design?

A unisex smartwatch means it is suitable and visually neutral for both women and men, and fits a variety of wrist styles and sizes.

How often does the COLMI C28 need to be charged?

The average battery life in normal use is about 5 to 7 days, depending on the number of notifications and feature usage, meaning the watch is good for a week without worrying about power.

Is the COLMI C28 suitable for children?

Despite its ease of use and affordability, the COLMI C28 is more suited to teens and adults than younger children. For more specific kid-specific requirements (such as GPS or parental controls), we recommend checking out our guide to smartwatches for kids .

Does the watch allow you to record sports activities?

COLMI C28 allows basic tracking of sports activities such as steps, calories burned and movement. For advanced sports functions or route tracking, you need specialized sports watches with built-in GPS.

Description updated: May 2026