Lenovo HX03 Cardio

Scoring parameters
How is the score calculated?

This is a relative score calculated on the basis of the following specifications:

  • Performance
  • Smart features (Voice calling, fingerprint sensor)
  • Camera
  • Storage
  • Display

Each fitness bandss has been benchmarked against ~31,000 other phones to calculate the score.

For personalized scores based on your preference, you can visit fitness bands Recommender to check scores of the recommended fitness bandss for you.

Last updated: 18 September 2025
This product is currently not available in any online store

Lenovo Hx03 Cardio Full Specifications

Key Specs

  • Syncing

    Bluetooth
  • Battery

    85 mAh, Li-Polymer | Upto 10 Days battery
  • Features

    Water Resistant
  • Activity Tracking

    Steps | Heart Rate | Active Minutes

Activity Tracker

  • Heart Rate

    Yes
  • Active Minutes

    Yes
  • Sleep Quality

    Yes
  • Calories Intake/ Burned

    Yes
  • Steps

    Yes

Additional Features

  • Reminders

    Yes

Battery

  • Battery Life

    Up to 10 Days
  • Capacity/type

    85 mAh, Li-Po

Compatibility

  • Compatible OS

    Android v4.4, iOS

Design

  • Changeable Straps

    Yes
  • Colours

    Black
  • Weight

    20 grams
  • Clock Face

    Digital
  • Shape & Surface

    Rectangular, Flat
  • Strap Material

    Silicon

Display

  • Display Technology

    OLED
  • Pixel Density (sharpness)

    137 ppi
  • Screen Resolution

    32 x 128 pixels
  • Screen Size

    0.96 Inch

General

  • Brand

    Lenovo
  • Box Contents

    Fitness Band, Charging Unit, User Manual, Warranty Card
  • Model

    HX03 Cardio

Notifications

  • Timer

    Yes
  • Facebook

    Yes
  • Incoming Call

    Yes
  • Twitter

    Yes
  • Other Notifications

    We Chat
  • Text Message

    Yes
  • Alarm

    Yes

Ruggedness

  • Water Resistance

    Yes, IP Certified IP68

Sensors

  • Gyro

    Yes
  • Pedometer

    Yes

Smartphone Remote Features

  • Location Tag

    Yes

Syncing

  • USB Connectivity

    No
  • Bluetooth

    Yes, v4.2

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