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General

NameOppo A1Xiaomi Redmi K20-
ModelA1Redmi K20-
PriceTK. 20,990Tk 25,000-

Network

Network TypeGSM / HSPA / LTE GSM / HSPA / LTE-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-
Network 3GHSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100-
Network 4GLTELTE-
Network SpeedHSPA 42.2/5.76 Mbps, LTEHSPA, LTE-A-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeS-IPS LCD capacitive touchscreen, 16M Colors AMOLED capacitive touchscreen, 16M Colors -
Display Size5.7 inches, 83.8 cm2 6.39 inches, 100.2 cm2 (~86.1% screen-to-body ratio)-
Display Resolution720 x 1440 pixels, 18:9 ratio 1080 x 2340 pixels, 19.5:9 ratio-
Display MultitouchYes - Color OS Yes-
Display Density282 ppi density 403 ppi density-
Display Screen Protection- Corning Gorilla Glass 5-

Camera

Primary Camera13 MP (f/2.2, 1/3`, 1.12 µm), phase detection autofocus, LED Flash Triple: 48MP
13MP
8MP
-
Secondary Camera8 MP Motorized pop-up 20MP-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaDual-LED Flash, HDR, Panorama-
Video[email protected] [email protected], [email protected]/120/240fps, [email protected]-

Body

Body ColorBlue, Red, White Carbon Black, Flame Red, Glacier Blue-
Body Dimensions-156.7 x 74.3 x 8.8 mm (6.17 x 2.93 x 0.35 in)-
Body Weight- 191 g-
Body Build-Info.not available-

Launch

Launch AnnouncementMarch, 2018May, 2019-
Launch DateRelease April 1st, 2018Released June, 2019-

Platform

Operating SystemAndroid 7.1 Nougat Android 9.0 (Pie)-
CPU- Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)-
GPU- Adreno 618-
Chipset- Qualcomm SDM730 Snapdragon 730-

Memory

Memory Internal64 GB 64GB, 128GB, 256GB-
Memory ExternalmicroSD, up to 128 GB No-
Ram4 GB 6GB, 8GB-

Battery

Battery TypeNon-removable Li-Ion Battery Non-removable Li-Po Battery -
Battery Capacity3180 mAh 4000 mAh Battery-

Multimedia

Fm RadioYesYes-

Sound

AudioVibration, MP3, WAV Ringtones Vibration, MP3, WAV Ringtones-
LoudspeakerYes Yes-
3.5mm JackYes - Active noise cancellation with dedicated micYes - Active noise cancellation with dedicated mic - 24-bit/192kHz audio-

Connectivity

WiFiWi-Fi 802.11 b/g/n, Wi-Fi 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, aptX HD-
USBmicroUSB 2.0 2.0, Type-C 1.0 reversible connector, USB On-The-G-
GPSYes, with A-GPS Yes, with A-GPS, GLONASS, GALILEO, BDS-

Features

SensorsAccelerometer, proximity Fingerprint -under display, accelerometer, gyro, proximity, compass-
MessagingSMS(threaded view), MMS, Email, Push Email SMS(threaded view), MMS, Email-
BrowserHTML5 HTML5-
JavaNoNo-

Other

Other FeaturesMP4/H.264/FLAC player, MP3/eAAC+/WAV player, Document viewer, Photo viewer/editor Fast battery charging 18W-
Made By- China-