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General

NameOppo A1Vivo Y81-
ModelA1Y81-
PriceTK. 20,990TK. 14,990-

Network

Network TypeGSM / HSPA / LTEGSM / CDMA / HSPA / LTE-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA-
Network 3GHSDPA 850 / 900 / 1900 / 2100HSDPA 850 / 900 / 2100-
Network 4GLTELTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)-
Network SpeedHSPA 42.2/5.76 Mbps, LTEHSPA, LTE-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeS-IPS LCD capacitive touchscreen, 16M ColorsIPS LCD capacitive touchscreen, 16M Colors-
Display Size5.7 inches, 83.8 cm26.22 inches, 96.6 cm2 (~83.0% screen-to-body ratio-
Display Resolution720 x 1440 pixels, 18:9 ratio720 x 1520 pixels, 19:9 ratio-
Display MultitouchYes - Color OSYes-
Display Density282 ppi density270 ppi density-
Display Screen Protection-Corning Gorilla Glass (unspecified version) - Funtouch OS 4.0-

Camera

Primary Camera13 MP (f/2.2, 1/3`, 1.12 µm), phase detection autofocus, LED Flash13MP (f/2.2), phase detection autofocus, LED Flash-
Secondary Camera8 MP5MP (f/2.2)-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaGeo-tagging, Touch focus, Face detection, HDR, panorama-
Video[email protected][email protected]-

Body

Body ColorBlue, Red, WhiteBlack-
Body Dimensions-155.1 x 75 x 7.8 mm (6.11 x 2.95 x 0.31 in)-
Body Weight-146.5 g (5.15 oz)-
Body Build-Front glass, plastic body-

Launch

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

Platform

Operating SystemAndroid 7.1 NougatAndroid 8.1 Oreo-
CPU-Octa-core 2.0 GHz Cortex-A53-
GPU-PowerVR GE8320-
Chipset-Mediatek MT6762 Helio P22-

Memory

Memory Internal64 GB32GB-
Memory ExternalmicroSD, up to 128 GBmicroSD, up to 256GB-
Ram4 GB 3GB -

Battery

Battery TypeNon-removable Li-Ion BatteryNon-removable Li-Po Battery-
Battery Capacity3180 mAh 3260 mAh -

Multimedia

Fm RadioYesNo-

Sound

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

Connectivity

WiFiWi-Fi 802.11 b/g/n, Wi-Fi Direct, HotspotWi-Fi 802.11 b/g/n, Wi-Fi Direct, Hotspot-
Bluetooth4.2, A2DP, LE5.0, A2DP, LE-
USBmicroUSB 2.0microUSB 2.0-
GPSYes, with A-GPSYes, with A-GPS, GLONASS, BDS-

Features

SensorsAccelerometer, proximityAccelerometer, proximity, compass-
MessagingSMS(threaded view), MMS, Email, Push EmailSMS(threaded view), MMS, Email, Push Email-
BrowserHTML5HTML5-
JavaNoNo-

Other

Other FeaturesMP4/H.264/FLAC player, MP3/eAAC+/WAV player, Document viewer, Photo viewer/editorMP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editor-
Made By-China-