Product
Xiaomi Redmi Note 2
Xiaomi Redmi Note 2
Vivo Y12
Vivo Y12
Battery
Charging 10W wired -
Music play Up to 46 h -
Stand-by Up to 144 h (3G) -
Talk time Up to 11 h 30 min (3G) -
Type Li-Po 3060 mAh, removable 5000 mAh, non-removable
Body
Build Glass front, plastic back, plastic frame Glass front, plastic back, plastic frame
Dimensions 152 x 76 x 8.3 mm (5.98 x 2.99 x 0.33 in) 159.4 x 76.8 x 8.9 mm (6.28 x 3.02 x 0.35 in)
SIM Dual SIM (Micro-SIM, dual stand-by) Nano-SIM + Nano-SIM
Weight 160 g (5.64 oz) 190.5 g (6.74 oz)
Comms
Bluetooth 4.0, A2DP, LE 5.0, A2DP, LE
Infrared port Yes -
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO, BDS
Radio Stereo 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 1080 x 1920 pixels, 16:9 ratio (~403 ppi density) 720 x 1544 pixels, 19.3:9 ratio (~268 ppi density)
Size 5.5 inches, 82.6 cm2 (~71.5% 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 2015, August. Released 2015, August 2019, June 20. Released 2019, June
Status Discontinued Discontinued
Main Camera
Features LED flash, HDR, panorama LED flash, HDR, panorama
Single 13 MP, f/2.2, PDAF -
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) - Chinese version only microSDXC (dedicated slot)
Internal 16GB 2GB RAM (Standard), 32GB 2GB RAM (Prime) 32GB 3GB RAM, 32GB 4GB RAM, 64GB 3GB RAM, 64GB 4GB RAM
  eMMC 5.0 eMMC 5.1
Misc
Colors White, blue, yellow, pink, mint green Aqua Blue, Burgundy Red
Models 2015051 1904, 1940
SAR 0.34 W/kg (head)     0.45 W/kg (body)     -
Network
2G bands GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 7, 38, 39, 40, 41 1, 3, 5, 8, 28, 38, 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
  TD-SCDMA -
Our Tests
Audio quality Noise -96.1dB / Crosstalk -94.8dB -
Battery (old) Endurance rating 49h -
Camera Photo / Video -
Display Contrast ratio: 953 (nominal), 2.166 (sunlight) -
Loudspeaker Voice 66dB / Noise 66dB / Ring 76dB -
Performance Basemark OS II 2.0: 1063Basemark X: 8518 -
Platform
Chipset Mediatek MT6795 Helio X10 (28 nm) Mediatek MT6762 Helio P22 (12 nm)
CPU Octa-core 2.0 GHz Cortex-A53 - Redmi Note 2Octa-core 2.2 GHz Cortex-A53 - Redmi Note 2 Prime Octa-core 2.0 GHz Cortex-A53
GPU PowerVR G6200 PowerVR GE8320
OS Android 5.0 (Lollipop), MIUI 7 Android 9.0 (Pie), Funtouch 9
Selfie camera
Single 5 MP, f/2.0 8 MP, f/2.2
Video 720p 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes