Blackview A90 vs Xiaomi Watch S4 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

Blackview A90 Xiaomi Watch S4
Released · May 2021
Released · Oct 29, 2024
6.4-inch · 720x1560px
1.4-inch · 466x466px
Triple camera
4GB · 64GB
4280 mAh
486 mAh
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Design

Dimensions
6.55 x 3.06 x 0.35 inches
166.3 x 77.6 x 8.8 mm
1.86 x 1.86 x 0.47 inches
47.3 x 47.3 x 12 mm
Weight
6.53 oz / 185.0 g 1.57 oz / 44.5 g
Materials
Frame: Plastic Back: Aluminum
Resistance
50m/5ATM water resistance
Biometrics
Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key
Colors
Black, Blue, Orange, Purple Black, Silver

Display

Size
6.4-inch, 77.51% screen-to-body 1.4-inch
Type
IPS LCD AMOLED, 2200 nits
Resolution
720x1560px, 19.5:9 ratio, 269 PPI 466x466px, 461 PPI

Hardware

System chip
Mediatek Helio P60 MT6771 (12 nm)
Processor
Octa-core
4x2.0GHz Cortex-A73
4x2.0G​Hz Cortex-A53
GPU
Mali-G72 MP3
Memory
4GB/64GB (eMMC 5.1)
Storage expansion
microSDXC
OS
Android (11)

Battery

Type
4280 mAh 486 mAh, Li - Polymer

Camera

Rear
Triple camera
Main camera
12 MP
Aperture size: F1.8
Flash
LED
Video recording
1080p (30 fps)
Front
8 MP

Connectivity & Features

Bluetooth
4.2 5.3
WLAN
Yes
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
USB
Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Heart rate, Blood Oxygen
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Galileo, BeiDou, QZSS
Other
NFC NFC

Multimedia

Headphones
No 3.5mm jack
Speakers
Earpiece, Loudspeaker
Screen mirroring
Wireless screen share
Radio
FM, Stereo, RDS
Additional microphone(s)
Noise cancellation

Cellular

LTE Bands
1, 3, 7, 8, 20
TDD Bands
40
3G Bands
1, 8
Data Speed
LTE, HSDPA+ (4G) 42.2 Mbit/s LTE, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Dual Nano SIM eSIM
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