Oppo A3s vs vivo Y91i

Phones Images
Oppo A3s vivo Y91i
PHONES
Phone Names Oppo A3s vivo Y91i
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 3, 5, 8, 38, 40, 411, 3, 5, 8, 28, 38, 40, 41
SpeedHSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 MbpsHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2018, July 13. Released 2018, July2018, November. Released 2018, November
StatusDiscontinuedDiscontinued
Body
BuildGlass front (Gorilla Glass 3), plastic back, plastic frame-
Dimensions156.2 x 75.6 x 8.2 mm (6.15 x 2.98 x 0.32 in)155.1 x 75.1 x 8.3 mm (6.11 x 2.96 x 0.33 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight168 g (5.93 oz)163.5 g (5.78 oz)
Display
ProtectionCorning Gorilla Glass 3-
Resolution720 x 1520 pixels, 19:9 ratio (~271 ppi density)720 x 1520 pixels, 19:9 ratio (~271 ppi density)
Size6.2 inches, 95.9 cm2 (~81.2% screen-to-body ratio)6.2 inches, 95.9 cm2 (~82.4% screen-to-body ratio)
TypeIPS LCDIPS LCD
Platform
CPUOcta-core 1.8 GHz Cortex-A53Octa-core (4x1.95 GHz Cortex-A53 & 4x1.45 GHz Cortex A53)
ChipsetQualcomm SDM450 Snapdragon 450 (14 nm)Qualcomm SDM439 Snapdragon 439 (12 nm)
GPUAdreno 506Adreno 505
OSAndroid 8.1 (Oreo), ColorOS 5.1Android 8.1 (Oreo), Funtouch 4.5
Memory
Card slotmicroSDXC (dedicated slot)microSDXC
Internal16GB 2GB RAM, 32GB 3GB RAM, 64GB 4GB RAM16GB 2GB RAM
 eMMC 5.1eMMC 5.1
Main Camera
Dual13 MP, f/2.2, AF Auxiliary lens13 MP, f/2.2, PDAF Auxiliary lens
FeaturesLED flash, HDR, panoramaLED flash, panorama
Video1080p@30fps1080p@30fps
Selfie camera
Single8 MP, f/2.28 MP, f/2.0
Video1080p@30fps-
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth4.2, A2DP, LE4.2, A2DP, LE
NFCNoNo
PositioningGPSGPS, GLONASS, BDS
RadioFM radioFM radio
USBmicroUSB 2.0, OTGmicroUSB 2.0, OTG
WLANWi-Fi 802.11 b/g/n, Wi-Fi DirectWi-Fi 802.11 b/g/n, Wi-Fi Direct
Features
SensorsAccelerometer, gyro, proximity, compassFingerprint (rear-mounted), accelerometer, proximity, compass
Battery
Charging20W wired-
TypeLi-Ion 4230 mAh, non-removable4030 mAh, non-removable
Misc
ColorsRed, Dark PurpleStarry Black, Ocean Blue, Red
ModelsCPH1803, CPH1853, CPH1805-
PriceAbout 11000 INRAbout 130 EUR