Technical Specification of Redmi Watch 5 Active Smartwatch

Physical Specifications

• Dimensions: 49.1 x 40.4 x 11.4 mm (1.93 x 1.59 x 0.45 in)

• Weight: 42.2g

• Colors: Midnight Black, Matte Silver

• Build: Matte finish frame

• Water Resistance: 5ATM (suitable for swimming pools and shallow water activities)

Display

• Type: 2.0-inch IPS LCD

• Resolution: 320 x 385 pixels (~250 ppi density)

• Brightness: 500 nits peak

• Screen-to-body ratio: >70%

• Protection: Not specified

• Watch Faces: 200+ customizable options available via Mi Fitness app

Hardware & Performance

• Operating System: HyperOS

• Battery: 470mAh non-removable

• Battery Life:

  • Typical Usage: Up to 18 days

  • Heavy Usage: Up to 12 days

• Storage: Unspecified

• Sensors:

  • Accelerometer

  • Heart rate monitor

  • Blood oxygen (SpO2) sensor

  • Stress monitor

Connectivity

• Bluetooth: Version 5.3 with A2DP, LE

• Calling: Bluetooth calling support with dual-mic noise reduction

• Audio Pickup: 80cm directional audio pickup

• GPS: Not available

• NFC: Not available

• Wi-Fi: Not available

Health & Fitness Features

• Workout Modes: 140+ supported activities

• Auto-Detection: Available for running, walking, cycling, elliptical, rowing, and jumping rope

• Health Monitoring:

  • 24/7 heart rate monitoring

  • All-day blood oxygen monitoring

  • Stress monitoring

  • Sleep tracking with high-precision mode

  • Vitality score tracking

Smart Features

• Flashlight function

• Camera remote control

• Phone calls management

• Task management

• Music control

• Weather information

• Find My Phone feature

• Message notifications

• Alarm support

Battery Usage Specifications

Typical Usage (18 days):

• Factory default settings

• Static watch face

• Heart rate detection every 10 minutes

• 100 messages, 2 calls, and 3 alarms daily

• 200 screen activations per day

• 15 minutes of Bluetooth calls weekly

• 90 minutes of exercise tracking weekly

• Daily app sync

Heavy Usage (12 days):

• Factory default settings

• High-precision sleep monitoring enabled

• Heart rate detection every 11 minutes

• 200 messages, 4 calls, and 4 alarms daily

• 200 screen activations per day

• 30 minutes of Bluetooth calls weekly

• 150 minutes of exercise tracking weekly

• Twice daily app sync