Sony Xperia XZs vs Vivo Y81i

Screen Size
Screen Size5.2 inches
Screen Size6.22 inches
Screen Size
Display Type
Display TypeIPS LCD capacitive touchscreen
Display TypeIPS LCD capacitive touchscreen
Display Type
Display Resolution
Display Resolution1080 x 1920 pixels
Display Resolution720 x 1520 pixels
Display Resolution
Pixel Density
Pixel Density424 ppi
Pixel Density270 ppi
Pixel Density
Protection
ProtectionCorning Gorilla Glass 5
ProtectionCorning Gorilla Glass
Protection
Screen to Body Ratio
Screen to Body Ratio70.90%
Screen to Body Ratio83.00%
Screen to Body Ratio
Display Type
Display TypeIPS LCD
Display TypeIPS LCD
Display Type
Display Size
Display Size5 inch to 5.25 inch
Display Size6 inch to 6.25 inch
Display Size

RAM
RAM4 GB RAM
RAM2 GB RAM
RAM
GPU
GPUAdreno 530
GPUPowerVR GE8320
GPU
OS
OSAndroid 7.1 (Nougat), upgradable to Android 8.0 (Oreo)
OSAndroid 8.1 (Oreo) Funtouch 4
OS
Chipset GP
Chipset GPQualcomm MSM8996 Snapdragon 820 (14 nm)
Chipset GPMediatek MT6761 Helio A22 (12 nm)
Chipset GP
CPU
CPUQuad-core (2x2.15 GHz Kryo 2x1.6 GHz Kryo)
CPUQuad-core 2.0 GHz Cortex-A53
CPU

Storage
Storage64 GB
Storage16 GB
Storage
RAM/Internal Storage
RAM/Internal Storage32 GB, 4 GB RAM - G8231|64 GB, 4 GB RAM - G8232
RAM/Internal Storage16 GB, 2 GB RAM
RAM/Internal Storage
Expandable Memory
Expandable MemorymicroSD, up to 1 TB (uses shared SIM slot) - dual SIM model only
Expandable MemorymicroSD, up to 256 GB
Expandable Memory

Single Camera
Single Camera19 MP, f/2.0, 25mm (wide), 1/2.3
Single Camera13 MP, f/2.2
Single Camera
Autofocus
Autofocuspredictive PDAF laser AF
AutofocusPDAF
Autofocus
Back Camera Video
Back Camera Video2160p30fps, 1080p30fps (gyro-EIS), 720p960fps, HDR
Back Camera Video1080p30fps
Back Camera Video
Back Camera Features
Back Camera FeaturesLED flash, HDR, panorama
Back Camera FeaturesLED flash, HDR, panorama
Back Camera Features

Single Camera
Single Camera13 MP, f/2.0, 22mm (wide), 1/3, 1.12 micron
Single Camera5 MP, f/2.2
Single Camera
Front Camera Video
Front Camera Video1080p30fps
Front Camera Video
Front Camera Video

HeadPhone Jack
HeadPhone JackYes
HeadPhone JackYes
HeadPhone Jack
Loudspeaker
LoudspeakerYes
LoudspeakerYes
Loudspeaker
Audio Features
Audio Features24-bit/192kHz audio|Active noise cancellation with dedicated mic
Audio FeaturesActive noise cancellation with dedicated mic
Audio Features

Battery Capacity
Battery Capacity2900 mAh
Battery Capacity3260 mAh
Battery Capacity
User Replaceable
User ReplaceableNon-removable
User ReplaceableNon-removable
User Replaceable
Charging
ChargingFast battery charging 18W (Quick Charge 3.0)
Charging
Charging
Battery Capacity
Battery Capacity2800 mAh to 3000 mAh
Battery Capacity3200 mAh to 3400 mAh
Battery Capacity
Battery Type
Battery TypeLi-Ion
Battery TypeLi-Po
Battery Type

WLAN
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot
WLANWi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
WLAN
GPS
GPSYes, with A-GPS, GLONASS, BDS
GPSYes, with A-GPS, GLONASS, BDS
GPS
Radio
RadioNo
RadioFM radio
Radio
USB
USB2.0, Type-C 1.0 reversible connector USB Host
USBmicroUSB 2.0, USB On-The-Go
USB
NFC
NFCYes
NFC
NFC
SIM
SIMSingle SIM (Nano-SIM) - G8231|Hybrid Dual SIM (Nano-SIM, dual stand-by) - G8232
SIMDual SIM (Nano-SIM, dual stand-by)
SIM
Network Support
Network SupportGSM / HSPA / LTE
Network SupportGSM / HSPA / LTE
Network Support

Sensors
SensorsFingerprint (side-mounted, region dependent), accelerometer, gyro, proximity, barometer, compass, color spectrum
SensorsAccelerometer, proximity, compass
Sensors
Water Resistant
Water ResistantIP68 dust/water proof (up to 1.5m for 30 mins)
Water Resistant
Water Resistant

Announced On
Announced On2017, February
Announced On2018, October
Announced On
Status
StatusAvailable. Released 2017, April
StatusAvailable. Released 2018, November
Status