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Smartwatches and Wearables

Colmi i28 Ultra Smartwatch

Brand: Colmi · Model: i28

Updated

Colmi Smartwatches and Wearables

Specifications

Other

Strap Magnetic, Silicon
Model i28
App Support Yes | COLMI Fit
Sweat & Water Resistance Yes | IP68
Other Features Watch: 43.5 x 43.4 x 11mm | Strap width: 20mm
Q1 Does it support making calls?Yes. The Colmi i28 Ultra allows Bluetooth calling — you can answer or make calls directly from the watch once it’s paired with your phone.
Q3 How accurate are the health sensors?It includes heart-rate, SpO₂, and sleep tracking sensors. Accuracy is generally suitable for everyday fitness monitoring, but not for medical purposes.
Q4 Can I change watch faces?Yes. You can change and download new watch faces through the COLMI Fit app. You can also use a custom photo as a background.
Q5 How long does the battery last?On average, you get 5–7 days of regular use and about 2 hours of charging time for a full charge.
Q6 Which phones are compatible?Compatible with Android 4.4 and above, iOS 8.0 and above, and HarmonyOS devices. Make sure the COLMI Fit app is installed and updated.

Build

Color Black, Silver

Network

Bluetooth Version 5.3

Battery

Charging time Approximately 2 hours
Battery Life Battery capacity: 260mAh | 5 to 7 days

Display

Display 1.43 inches | AMOLED | Resolution: 466×466 pixel
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Prices seen in Bangladesh

SellerPriceSeen on
T-TECH Shop ৳4,000 November 1, 2026
Apple Gadgets Shop ৳4,600 October 30, 2026

Prices as published by each seller on the date shown. They change often; confirm with the seller before you buy.

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