Product
Xiaomi Redmi Note 4G
Xiaomi Redmi Note 4G
Vivo Y17
Vivo Y17
Battery
Charging - 18W wired
Music play Up to 60 h -
Stand-by Up to 775 h (3G) -
Talk time Up to 38 h (3G) -
Type Li-Po 3100 mAh, removable 5000 mAh, non-removable
Body
Build - Glass front, plastic back, plastic frame
Dimensions 154 x 78.7 x 9.5 mm (6.06 x 3.10 x 0.37 in) 159.4 x 76.8 x 8.9 mm (6.28 x 3.02 x 0.35 in)
SIM Mini-SIM Nano-SIMNano-SIM + Nano-SIM
Weight 185 g (6.53 oz) 190.5 g (6.74 oz)
Comms
Bluetooth 4.0, A2DP, LE 5.0, A2DP, LE
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO, BDS
Radio FM radio FM radio
USB microUSB 2.0, OTG microUSB 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Resolution 720 x 1280 pixels, 16:9 ratio (~267 ppi density) 720 x 1544 pixels, 19.3:9 ratio (~268 ppi density)
Size 5.5 inches, 83.4 cm2 (~68.8% screen-to-body ratio) 6.35 inches, 99.6 cm2 (~81.4% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Accelerometer, gyro, proximity, compass Fingerprint (rear-mounted), accelerometer, proximity, compass
Launch
Announced 2014, August. Released 2014, August 2019, April. Released 2019, April
Status Discontinued Discontinued
Main Camera
Features LED flash, HDR LED flash, HDR, panorama
Single 13 MP, f/2.2, 28mm (wide), AF -
Triple - 13 MP, f/2.2, PDAF 8 MP, f/2.2, 16mm (ultrawide) 2 MP, f/2.4, (depth)
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 8GB 2GB RAM 64GB 4GB RAM, 128GB 4GB RAM
  eMMC 4.5 eMMC 5.1
Misc
Colors Black/White Mineral Blue, Mystic Purple, Peach Pink, Peacock Blue
Models - 1902, V1901A, V1901, 1901, 1902_19
SAR - 1.01 W/kg (head)     0.75 W/kg (body)    
Network
2G bands GSM 900 / 1800 - India GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 900 / 2100 - India HSDPA 850 / 900 / 2100
4G bands 3, 40 - India 1, 3, 5, 8, 40, 41
Speed HSPA, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  1, 2, 3, 4, 7 - Malaysia, Singapore 1, 3, 5, 8, 34, 38, 39, 40, 41 - China
Platform
Chipset Qualcomm MSM8928 Snapdragon 400 (28 nm) Mediatek MT6765 Helio P35 (12 nm)
CPU Quad-core 1.6 GHz Cortex-A7 Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU Adreno 305 PowerVR GE8320
OS Android 4.2 (Jelly Bean), upgradable to 4.4.2 (KitKat), MIUI 5 Android 9.0 (Pie), Funtouch 9
Selfie camera
Single 5 MP 20 MP, f/2.0, (wide), 1/2.8", 1.0µm - Global 16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm - China
Video 720p 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes