Colmi i28 smartwatch Ultra (gold)

AMOLED display

The Colmi i28 Ultra is a stylish, functional smartwatch designed for everyday use. Its 1.43-inch AMOLED touchscreen has a resolution of 466 × 466 pixels, delivering crisp images and vivid colors. Choose from available watch-face designs to customize its appearance.

Notifications and Bluetooth calls

The watch displays incoming messages and notifications, so you can check them without reaching for your smartphone. Its built-in speaker and microphone support Bluetooth calls.

Health and wellness features

The i28 Ultra measures heart rate, blood pressure and blood oxygen saturation, and includes sleep monitoring and a menstrual calendar.

Activity and sports tracking

Track steps, calories burned and distance traveled to monitor your activity and progress. A range of sports modes is available, including running, cycling, yoga, Zumba, archery and weightlifting.

Everyday functions

Additional features include a calculator, timer, stopwatch and weather display. The watch can also remotely control the camera and music player on a connected smartphone.

Design and durability

The watch has a minimalist design, a lightweight, ergonomic build and a skin-friendly silicone strap. Its IP68 water-resistance rating means it can be worn in the rain or while washing your hands.

Specifications

• Manufacturer: Colmi
• Model: i28 Ultra
• Color: Gold
• Chipset: JL7013A6S
• Memory: RAM 640 KB, ROM 256 Mb
• Bluetooth: 5.3
• Range: Approximately 10 m
• Display: 1.43-inch AMOLED
• Resolution: 466 × 466 pixels
• Battery type: Li-po
• Battery capacity: 260 mAh
• Charging method: Magnetic charging
• Charging time: Approximately 2 hours
• Operating time: Approximately 5–7 days with normal use; approximately 30 days in standby
• Speaker: Yes
• Microphone: Yes
• Dimensions: 43.5 × 43.5 × 11 mm
• Weight: 51 g
• Strap width: 20 mm
• Case materials: Zinc alloy, ABS and PC
• Strap material: Silicone
• Compatibility: Android 4.4 and later, iOS 8.0 and later, HarmonyOS
• App: COLMI FIT
• Watch languages: English, Chinese, Japanese, Korean, German, French, Spanish, Arabic, Russian, Ukrainian, Italian, Portuguese, Dutch, Polish, Hungarian, Czech, Romanian, Indonesian, Thai, Turkish, Vietnamese and Hindi
• App languages: English, Simplified Chinese, Traditional Chinese, German, French, Arabic, Czech, Greek, Spanish, Japanese, Persian, Italian, Korean, Polish, Portuguese, Russian, Finnish, Swedish, Thai, Hungarian, Slovak, Croatian, Albanian, Turkish and Ukrainian

Included

• Smartwatch
• Magnetic charging cable
• User manual