Compare Mobile Phones

Get Satisfied Before Buying Mobile Phones

General

NameLenovo K9Samsung Galaxy M21s-
ModelK9Galaxy M21s-
PriceTK. 10,200Tk 25,000-

Network

Network TypeGSM / HSPA / LTEGSM / CDMA / HSPA / EVDO / LTE-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-
Network 3GHSDPA 850 / 900 / 1900 / 2100HSDPA 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)LTE 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 GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeIPS LCD capacitive touchscreen, 16M ColorsSuper AMOLED Display-
Display Size5.7 inches, 83.8 cm2 (~74.8% screen-to-body ratio)6.4 inches, 100.5 cm2 (~84.2% screen-to-body ratio)-
Display Resolution720 x 1440 pixels, 18:9 ratio1080 x 2340 pixels, 19.5:9 ratio-
Display MultitouchYesYes-
Display Density282 ppi density~403 ppi density-
Display Screen Protection-Corning Gorilla Glass 3 420 nits max brightness (advertised)-

Camera

Primary CameraDual: 13 MP, f/2.2, 1/3`, 1.12µm, PDAF 5 MP, f/2.4, 1.12µm, depth sensor48MP
8 MP
5MP
-
Secondary CameraDual: 13 MP, f/2.2, 1/3`, 1.12µm, PDAF 5 MP, f/2.4, 1.12µm, depth sensor20MP-
Camera FeaturesLED FlashHDR-
Video1080p@30fps, 1080p@60fps1920x1080 @ 30 fps-

Body

Body Dimensions153.8 x 72.9 x 8 mm (6.06 x 2.87 x 0.31 in)159 x 75.1 x 8.9 mm (6.26 x 2.96 x 0.35 in)-
Body Weight155 g (5.47 oz)188 g (6.63 oz)-
Body ColorBlack, BlueMidnight Blue, Raven Black-
Body Build-Glass front (Gorilla Glass 3), plastic back, plastic frame-

Launch

Launch AnnouncementOctober, 2018July, 2020-
Launch DateRelease October, 2018Exp July, 2020-

Platform

GPUPowerVR GE8320Mali-G72 MP3-
Operating SystemAndroid 8.1 (Oreo)Android 10.0; One UI 2-
ChipsetMediatek MT6762 Helio P22 (12 nm)Exynos 9611 (10nm)-
CPU-Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)-

Memory

Memory Internal32 GB128GB ROM-
Memory ExternalmicroSD, up to 256 GB (uses SIM 2 slot)microSD, up to 512GB-
Ram3 GB 6GB RAM-

Battery

Battery TypeNon-removable Li-Ion BatteryLi-Ion (Lithium Ion)-
Battery Capacity3000 mAh 6000mAh-

Multimedia

Fm RadioYesYes-

Sound

AudioVibration, MP3, WAV RingtonesVibration, MP3, Ringtones-
LoudspeakerYesYes-
3.5mm JackYes - Active noise cancellation with dedicated micYes-

Connectivity

WiFiWi-Fi 802.11 b/g/n, WiFi Direct, HotspotWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot-
Bluetooth4.1, A2DP, LEA2DP-
USB2.0, Type-C 1.0 reversible connector, USB On-The-G2.0, Type-C 1.0 reversible connector-
GPSYes, with A-GPSYes, with A-GPS, GLONASS, BDS-

Features

SensorsFingerprint /rear-mounted, accelerometer, proximityFingerprint rear-mounted, accelerometer, gyro, proximity, compass-
MessagingSMS(threaded view), MMS, Email, Push Email, IMSMS(threaded view), MMS, Email, IM-
BrowserHTML5HTML5-
JavaNONo-

Other

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