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General

NameOppo A1Vivo Z1i-
ModelA1Z1i-
PriceTK. 20,990TK. 24,500-

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 / 1900 / 2100-
Network 4GLTELTE band 1(2100), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)-
Network SpeedHSPA 42.2/5.76 Mbps, LTEHSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeS-IPS LCD capacitive touchscreen, 16M ColorsIPS LCD capacitive touchscreen, 16M Colors-
Display Size5.7 inches, 83.8 cm26.26 inches, 97.8 cm2 (~84.1% screen-to-body ratio-
Display Resolution720 x 1440 pixels, 18:9 ratio1080 x 2280 pixels, 19:9 ratio-
Display MultitouchYes - Color OSYes - Funtouch OS 4.0-
Display Density282 ppi density403 ppi density-

Camera

Primary Camera13 MP (f/2.2, 1/3`, 1.12 µm), phase detection autofocus, LED Flash13MP (PDAF) + 2MP (no AF, depth sensor), LED Flash-
Secondary Camera8 MP16MP-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaGeo-tagging, Touch focus, Face detection, HDR, panorama-
Video[email protected][email protected], [email protected]-

Body

Body ColorBlue, Red, WhiteBlack, Red-
Body Dimensions-154.8 x 75.1 x 7.9 mm (6.09 x 2.96 x 0.31 in)-
Body Weight-149.3 g (5.26 oz)-
Body Build-Plastic back-

Launch

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

Platform

Operating SystemAndroid 7.1 NougatAndroid 8.1 Oreo-
CPU-Octa-core 1.8 GHz Kryo 260-
GPU-Adreno 509-
Chipset-Qualcomm SDM636 Snapdragon 636-

Memory

Memory Internal64 GB128GB-
Memory ExternalmicroSD, up to 128 GBmicroSD, up to 256GB (uses SIM 2 slot)-
Ram4 GB 4GB -

Battery

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

Multimedia

Fm RadioYesYes-

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, HotspotYes-
Bluetooth4.2, A2DP, LEYes-
USBmicroUSB 2.0microUSB 2.0, USB On-The-Go-
GPSYes, with A-GPSYes, with A-GPS, BDS-

Features

SensorsAccelerometer, proximityFingerprint -rear-mounted, accelerometer, gyro, 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-