Product
Vivo S1 Pro
Vivo S1 Pro
Samsung Galaxy On7 Pro
Samsung Galaxy On7 Pro
Battery
Charging 18W wired -
Type 4500 mAh, non-removable Li-Ion 3000 mAh, removable
Body
Build Glass front, glass back, aluminum frame Glass front, plastic back, plastic frame
Dimensions 159.3 x 75.2 x 8.7 mm (6.27 x 2.96 x 0.34 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 186.7 g (6.60 oz) 172 g (6.07 oz)
Comms
Bluetooth 5.0, A2DP, LE 4.1, A2DP
NFC No No
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS/ BDS (region dependent)
Radio FM radio FM radio
USB USB Type-C 2.0, OTG microUSB 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~404 ppi density) 720 x 1280 pixels, 16:9 ratio (~267 ppi density)
Size 6.38 inches, 99.9 cm2 (~83.4% screen-to-body ratio) 5.5 inches, 83.4 cm2 (~70.3% screen-to-body ratio)
Type Super AMOLED TFT
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Accelerometer, proximity
Launch
Announced 2019, November 19. Released 2019, November 2016, July. Released 2016, July
Status Discontinued Discontinued
Main Camera
Features LED flash, HDR, panorama LED flash
Quad 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) -
Single - 13 MP, f/2.1, AF
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (uses shared SIM slot)
Internal 128GB 8GB RAM 16GB 2GB RAM
  - eMMC 4.5
Misc
Colors Knight Black, Fancy Sky White, Black, Gold
Models 1920, PD1945F_EX, 1920_20 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, 28, 38, 40, 41 LTE - G600FY
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Platform
Chipset Qualcomm SDM665 Snapdragon 665 (11 nm) Qualcomm MSM8916 Snapdragon 410 (28 nm)
CPU Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) Quad-core 1.2 GHz Cortex-A53
GPU Adreno 610 Adreno 306
OS Android 9.0 (Pie), Funtouch 9.2 Android 6.0.1 (Marshmallow)
Selfie camera
Features HDR -
Single 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm 5 MP, f/2.2
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes