Product
Vivo Y91 (Mediatek)
Vivo Y91 (Mediatek)
Samsung Galaxy On7 Pro
Samsung Galaxy On7 Pro
Battery
Type 4030 mAh, non-removable Li-Ion 3000 mAh, removable
Body
Build - Glass front, plastic back, plastic frame
Dimensions 155.1 x 75.1 x 8.3 mm (6.11 x 2.96 x 0.33 in) 152 x 78 x 8 mm (5.98 x 3.07 x 0.31 in)
SIM Nano-SIMNano-SIM + Nano-SIM Hybrid Dual SIM (Micro-SIM, dual stand-by)
Weight 163.5 g (5.78 oz) 172 g (6.07 oz)
Comms
Bluetooth 5.0, A2DP, LE 4.1, A2DP
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS/ BDS (region dependent)
Radio FM radio FM radio
USB microUSB 2.0, OTG microUSB 2.0
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Resolution 720 x 1520 pixels, 19:9 ratio (~270 ppi density) 720 x 1280 pixels, 16:9 ratio (~267 ppi density)
Size 6.22 inches, 96.6 cm2 (~82.9% screen-to-body ratio) 5.5 inches, 83.4 cm2 (~70.3% screen-to-body ratio)
Type IPS LCD TFT
Features
Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass Accelerometer, proximity
Launch
Announced 2019, January. Released 2019, January 2016, July. Released 2016, July
Status Discontinued Discontinued
Main Camera
Dual 13 MP, f/2.2, PDAF 2 MP, f/2.4, (depth) -
Features LED flash, panorama LED flash
Single - 13 MP, f/2.1, AF
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC microSDXC (uses shared SIM slot)
Internal 64GB 3GB RAM 16GB 2GB RAM
  eMMC 5.1 eMMC 4.5
Misc
Colors Starry Black, Ocean Blue White, Black, Gold
Models - SM-G600FY
SAR - 0.79 W/kg (head)     0.90 W/kg (body)    
SAR EU - 0.38 W/kg (head)     0.54 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - G600FY
4G bands 1, 3, 5, 7, 8, 38, 40, 41 LTE - G600FY
Speed HSPA 42.2/5.76 Mbps, LTE Cat5 150/75 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Platform
Chipset Mediatek MT6762 Helio P22 (12 nm) Qualcomm MSM8916 Snapdragon 410 (28 nm)
CPU Octa-core 2.0 GHz Cortex-A53 Quad-core 1.2 GHz Cortex-A53
GPU PowerVR GE8320 Adreno 306
OS Android 8.1 (Oreo), Funtouch 4.5 Android 6.0.1 (Marshmallow)
Selfie camera
Single 8 MP, f/1.8 5 MP, f/2.2
Video
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes