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General

NameLenovo K9Xiaomi Mi Band 4-
ModelK9Mi Band 4-
PriceTK. 10,200Tk 2,400-

Network

Network TypeGSM / HSPA / LTENo-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2--
Network 3GHSDPA 850 / 900 / 1900 / 2100--
Network 4GLTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)--
Network SpeedHSPA 42.2/5.76 Mbps, LTE-A Cat6 300/50 Mbps--
Network GPRSYes--
Network EDGEYes--

Display

Display TypeIPS LCD capacitive touchscreen, 16M Colors AMOLED On-cell capacitive touchscreen, 24bit colors depth-
Display Size5.7 inches, 83.8 cm2 (~74.8% screen-to-body ratio) 0.95 inches, 2.41 cm-
Display Resolution720 x 1440 pixels, 18:9 ratio 120 x 240 pixels, (~194 ppi density)-
Display MultitouchYes 120 x 240 pixels, (~194 ppi density)-
Display Density282 ppi density2.5D tempered glass, Anti-fingerprint coating Single touch button (wake up, go back)-

Camera

Primary CameraDual: 13 MP, f/2.2, 1/3`, 1.12µm, PDAF 5 MP, f/2.4, 1.12µm, depth sensorNo-
Secondary CameraDual: 13 MP, f/2.2, 1/3`, 1.12µm, PDAF 5 MP, f/2.4, 1.12µm, depth sensor--
Camera FeaturesLED Flash--
Video1080p@30fps, 1080p@60fps--

Body

Body Dimensions153.8 x 72.9 x 8 mm (6.06 x 2.87 x 0.31 in) 22.1g-
Body Weight155 g (5.47 oz)--
Body ColorBlack, BlueBlack-
Body Build- Plastic Polycarbonate-

Launch

Launch AnnouncementOctober, 2018 May, 2019-
Launch DateRelease October, 2018Released June, 2019-

Platform

GPUPowerVR GE8320--
Operating SystemAndroid 8.1 (Oreo) Android 4.4 (KitKat)-
ChipsetMediatek MT6762 Helio P22 (12 nm)--

Memory

Memory Internal32 GB 16MB-
Memory ExternalmicroSD, up to 256 GB (uses SIM 2 slot)No-
Ram3 GB 512KB-

Battery

Battery TypeNon-removable Li-Ion Battery Non-removable Li-Po-
Battery Capacity3000 mAh 135 mAh battery-

Multimedia

Fm RadioYesNo-

Sound

AudioVibration, MP3, WAV Ringtones Vibration, Ringtones-
LoudspeakerYes No-
3.5mm JackYes - Active noise cancellation with dedicated mic--

Connectivity

WiFiWi-Fi 802.11 b/g/n, WiFi Direct, Hotspot BT5.0 BLE-
Bluetooth4.1, A2DP, LE Yes, v5.0-
USB2.0, Type-C 1.0 reversible connector, USB On-The-GNo-
GPSYes, with A-GPSNo-

Features

SensorsFingerprint /rear-mounted, accelerometer, proximity 3-axis accelerometer + 3-axis gyroscope, PPG heart rate sensor, Capacitive proximity sensor-
MessagingSMS(threaded view), MMS, Email, Push Email, IMSMS-
BrowserHTML5 No-
JavaNONo-

Other

Other FeaturesFast battery charging 2A/5V 10W, MP4/H.264 player, MP3/WAV/eAAC+/Flac player, Photo/video editor, Document viewerIP65 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-
Made By-China-