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General

NameXiaomi Redmi S2 (Redmi Y2)Oppo A11-
ModelRedmi S2 (Redmi Y2) A11, PCHM10-
PriceTK. 14,990Tk. 20,000-

Network

Network TypeGSM / CDMA / HSPA / LTE GSM / HSPA / LTE-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - ChinaGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-
Network 3GHSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100-
Network 4GLTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300)LTE-
Network SpeedHSPA, LTEHSPA, LTE-A-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeIPS LCD capacitive touchscreen, 16M Colors IPS LCD capacitive touchscreen, 16M Colors -
Display Size5.99 inches, 92.6 cm2 (~74.5% screen-to-body ratio 6.5 inches, 102.0 cm2 (~82.7% screen-to-body ratio)-
Display Resolution720 x 1440 pixels, 18:9 ratio 720 x 1600 pixels, 20:9 ratio-
Display MultitouchYes - MIUI 9.5Yes-
Display Density269 ppi density 270 ppi density-

Camera

Primary CameraDual: 12 MP (f/2.2, 1.25μm, PDAF) + 5 MP, gyro-EIS, phase detection autofocus, LED Flash Quad: 48 MP
8 MP, (ultrawide)
2 MP
2 MP, Depth sensor
-
Secondary Camera16 MP, HDR, LED Flash 16MP-
Camera FeaturesGeo-tagging, Touch focus, Face detection, Panorama, HDRLED Flash, HDR, Panorama-
Video[email protected] [email protected], [email protected]-

Body

Body Dimensions160.7 x 77.3 x 8.1 mm (6.33 x 3.04 x 0.32 in)163.6 x 75.4 x 9.1 mm (6.44 x 2.97 x 0.36 in)-
Body Weight170 g (6.00 oz) 195 g-
Body BuildFront glass, plastic bodyInfo not available-
Body ColorGray, Gold, Rose Gold Purple, Lake Green, Cloud White-

Launch

Launch AnnouncementMay, 2018October, 2019-
Launch DateReleased May, 2018Release October, 2019-

Platform

Operating SystemAndroid 8.1 (Oreo) Android 9.0 (Pie)-
CPUOcta-core 2.0 GHz Cortex-A53 Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)-
GPUAdreno 506 Adreno 610-
ChipsetQualcomm MSM8953 Snapdragon 625 Qualcomm SDM665 Snapdragon 665-

Memory

Memory Internal32 GB, 64 GB 128GB-
Memory ExternalmicroSD, up to 256 GB (dedicated slot) microSD, up to 256GB (dedicated slot)-
Ram3 GB, 4 GB 4GB-

Battery

Battery TypeNon-removable Li-Po Battery Non-removable Li-Po Battery -
Battery Capacity3080 mAh 5000 mAh-
Battery Charging- Power Bank/Reverse Charging-

Multimedia

Fm RadioYesYes-

Sound

AudioVibration, MP3, WAV RingtonesYes-
LoudspeakerYes Yes with Stereo Speakers-
3.5mm JackYes - Active noise cancellation with dedicated micYes - 24-bit/192kHz audio - Active noise cancellation with dedicated mic - Dolby Atmos Sound-

Connectivity

WiFiWi-Fi 802.11 b/g/n, WiFi Direct, Hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Hotspot-
Bluetooth4.2, A2DP, LE 5.0, A2DP, LE-
USBmicroUSB 2.0 microUSB 2.0, USB On-The-Go-
GPSYes, with A-GPS, GLONASS, BDS Yes, with A-GPS-

Features

SensorsFingerprint-rear-mounted, accelerometer, gyro, proximity, compass Fingerprint -rear-mounted, accelerometer, gyro, proximity, compass-
MessagingSMS(threaded view), MMS, Email, Push Email, IM SMS(threaded view), MMS, Email-
BrowserHTML5HTML5-
JavaNoNo-

Other

Made ByChinaChina-
Other FeaturesMP4/H.265 player, MP3/WAV/eAAC+/FLAC player, Photo/video editor Document viewer 5V/2A 10W chargingPower bank/Reverse charging Battery charging 10W-