Product
Vivo Y81i
Vivo Y81i
Samsung Galaxy F14 4G
Samsung Galaxy F14 4G
Battery
Charging - 25W wired
Type 3260 mAh, non-removable 5000 mAh
Body
Build Glass front (Gorilla Glass), plastic back, plastic frame Glass front, plastic back, plastic frame
Dimensions 155.1 x 75 x 7.8 mm (6.11 x 2.95 x 0.31 in) 168 x 77.8 x 8.8 mm (6.61 x 3.06 x 0.35 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 143 g (5.04 oz) 194 g (6.84 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.1, A2DP, LE
NFC No No
Positioning GPS, GLONASS, BDS GPS, GALILEO, GLONASS, BDS, QZSS
Radio FM radio Unspecified
USB microUSB 2.0, OTG USB Type-C 2.0
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Protection Corning Gorilla Glass -
Resolution 720 x 1520 pixels, 19:9 ratio (~270 ppi density) 1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Size 6.22 inches, 96.6 cm2 (~83.0% screen-to-body ratio) 6.7 inches, 108.4 cm2 (~82.9% screen-to-body ratio)
Type IPS LCD PLS LCD, 90Hz
Features
Sensors Accelerometer, proximity, compass Fingerprint (side-mounted), accelerometer, proximity
Launch
Announced 2018, October. Released 2018, November 2024, August 02
Status Discontinued Available. Released 2024, September 05
Main Camera
Features LED flash, HDR, panorama LED flash, panorama, HDR
Single 13 MP, f/2.2, PDAF -
Triple - 50 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth)
Video 1080p@30fps 1080p@30/60fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 16GB 2GB RAM 64GB 4GB RAM
  eMMC 5.1 -
Misc
Colors Black, Red Moonlight Silver, Peppermint Green
Models 1812, 1812_19 SM-E145F, SM-E145F/DS
SAR - 0.56 W/kg (head)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 7, 8, 38, 40, 41 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA 21.1/5.76 Mbps, LTE (2CA) Cat7 300/150 Mbps HSPA, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Platform
Chipset Mediatek MT6761 Helio A22 (12 nm) Qualcomm SM6225 Snapdragon 680 4G (6 nm)
CPU Quad-core 2.0 GHz Cortex-A53 Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)
GPU PowerVR GE8320 Adreno 610
OS Android 8.1 (Oreo), Funtouch 4 Android 14, up to 2 major Android upgrades, One UI 6.1
Selfie camera
Single 5 MP, f/2.2 13 MP, f/2.0, (wide)
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes