Colmi i28 smartwatch (black)

44 mm, without a SIM card
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Delivered between Fri, 25.9. and Wed, 30.9.
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Product details

The Colmi i28 Ultra Smartwatch is a stylish and functional device that proves to be an indispensable companion in everyday life. With a 1.43-inch AMOLED display, it offers impressive image quality and vibrant colors that enable user-friendly interaction. The smartwatch is equipped with a variety of features, including heart rate monitoring, sleep tracking, and various workout modes, allowing users to effectively track their fitness goals. The battery life of up to 7 days with normal use ensures that the watch remains reliable even with intensive use. Additionally, the i28 Ultra allows for notification display and supports Bluetooth calls, making communication easier without the need to constantly have the smartphone on hand.

  • 1.43-inch AMOLED touchscreen with 466x466p resolution
  • Support for various workout modes for fitness tracking
  • Heart rate monitoring and sleep tracking for health analysis
  • Notifications and Bluetooth calls for easy communication
  • Long battery life of up to 7 days with normal use.

Key specifications

Operating system compatibility
Android, iOS
Smartwatch functions
Timer + stopwatch, Weather
Health functions
Heart rate measurement, Sleep recording
Activities
Cycling, Running, Yoga
Wristband material
Silicone

General information

Item number
46151636
Manufacturer
Colmi
Category
Smartwatches
Manufacturer No.
i28 Ultra Black
Release date
26.5.2024

Colour

Exact colour description
Black

Watch properties

Watch type
Smartwatch
Durability
Water-resistant
Protection type (IP code)
IP68
Language
Arabic, Chinese, Czech, Dutch, English, French, German, Hindi, Hungarian, Indonesian, Italian, Japanese, Korean, Polish, Portuguese, Romanian, Russian, Spanish, Thai, Turkish, Ukrainian
Operating system compatibility
Android, iOS
Integrated components
Microphone, Speakers

Functions

Smartwatch functions
Timer + stopwatch, Weather
Health functions
Heart rate measurement, Sleep recording
Activities
Cycling, Running, Yoga
Sensors
Heart rate sensor

Display properties

Time display
Digital
Display
OLED
Display technology
AMOLED
Display size (inches)
1.43"
Image resolution
466 x 466 Pixels

Wristband properties

Wristband colour
Black
Wristband material
Silicone
Strap width
20 mm
Strap description
Sports bracelet

Case properties

Case colour
Black
Shape of watch
Round
Case diameter
44 mm
Case thickness
11 mm

Connectivity

Connectivity
Bluetooth
Bluetooth version
5.3
Mobile communications standard
without a SIM card

Data storage properties

Storage capacity
0.26 GB

Power supply

Power supply
Rechargeable battery operated
Battery life (without GPS)
5 Days
Standby time
720 h

Battery properties

Battery life
5 Days

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
32.41 kg
Climate contribution
CHF 0.78

Scope of delivery

Scope of delivery
Magnetic Charging Cable, Smartwatch, User Manual

Product dimensions

Weight
51 g

Package dimensions

Length
10.30 cm
Width
9.70 cm
Height
6.70 cm
Weight
183 g

30-day right of return
24 Months Warranty (Bring-in)
1 additional offer

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Smartwatches» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • Colmi
    Not enough data
  • 1.Whoop
    0.5 %
  • 2.Apple
    0.7 %
  • 3.Google
    1.2 %
  • 3.Huawei
    1.2 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Colmi
    Not enough data
  • 1.Accutime
    0 days
  • 1.Denver
    0 days
  • 1.Forever
    0 days
  • 1.Hama
    0 days

Return rate

How often is a product of this brand in the «Smartwatches» category returned?

Source: Digitec Galaxus
  • Colmi
    Not enough data
  • 1.Accutime
    1.9 %
  • 2.Denver
    2.7 %
  • 3.Fitbit
    2.8 %
  • 3.Xiaomi
    2.8 %
Source: Digitec Galaxus