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General

NameZTE Blade A31 Xiaomi Mi Band 4-
ModelBlade A31 Mi Band 4-
PriceUpcomingTk 2,400-

Network

Network Type GSM / CDMA / HSPA / EVDO / LTE / 5G No-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2--
Network 3G HSDPA 850 / 900 / 1900 / 2100 --
Network 4G LTE (unspecified) --
Network 5G 1, 3, 41, 78, 79 SA/NSA --
Network Speed HSPA 42.2/5.76 Mbps, LTE-A, 5G --
Network GPRSYes--
Network EDGEYes--

Display

Display Type IPS LCD capacitive touchscreen AMOLED On-cell capacitive touchscreen, 24bit colors depth-
Display Size 6.52 inches 0.95 inches, 2.41 cm-
Display Resolution 720 x 1560 pixels 120 x 240 pixels, (~194 ppi density)-
Display MultitouchYes 120 x 240 pixels, (~194 ppi density)-
Display Density-2.5D tempered glass, Anti-fingerprint coating Single touch button (wake up, go back)-

Camera

Primary Camera16MP
8MP
2MP
No-
Secondary Camera 8MP --
Camera Features panorama, HDR --
Video 1080p @30fps, 1920×1080 pixels --

Body

Body Dimensions- 22.1g-
Body Build- Plastic Polycarbonate-
Body Color Gray, Blue Black-

Launch

Launch Announcement Not announced May, 2019-
Launch Date Exp. December 2021 Released June, 2019-

Platform

Operating System Android 10 Android 4.4 (KitKat)-
Chipset MediaTek MT6853V Dimensity 720 5G (7 nm) --

Memory

Memory Internal128GB 16MB-
Memory External microSDXC No-
Ram6GB 512KB-

Battery

Battery TypeLi-Poly Non-removable Li-Po-
Battery Capacity 5000 mAh 135 mAh battery-

Multimedia

Fm RadioNoNo-

Sound

Audio Vibration, MP3, WAV ringtones Vibration, Ringtones-
LoudspeakerYes No-
3.5mm JackYes--

Connectivity

WiFi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot BT5.0 BLE-
Bluetooth 5.0, A2DP, LE Yes, v5.0-
USB USB Type-C 2.0 No-
GPS Yes, with A-GPS No-

Features

Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass 3-axis accelerometer + 3-axis gyroscope, PPG heart rate sensor, Capacitive proximity sensor-
Messaging SMS(threaded view), MMS, Email, IM SMS-
Browser HTML5 No-
JavaNoNo-

Other

Made ByChinaChina-
Other Features-IP65 Water Resistant, Water Resistance Rating5 ATM, Charging time up to 2 hours, Wrist strap material Thermoplastic polyurethane, Wristband width18mm, Adjustable wrist strap length. Controlling App Mi Fit System requirements Android 4.4, iOS 9.0 or above Voice Recognition, Alarm, proximity sensor, pre-set watch face, customizable watch face, lock scree-