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QMobile Noir Quatro Z3 vs Vivo Y19s

2G Network 850/900/1800/1900 MHz SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900  
3G Network 900/2100 MHz HSDPA 850 / 900 / 2100  
4G Network LTE band 1(2100), 5(850), 8(900), 40(2300)  
Available Available. Released 2013, September
Dimensions 165.8 x 76.1 x 8.1 mm  
Sim Type Single Sim Dual Sim, Dual Standby (Nano-SIM)  
Weight 135g 198 g  
Display Type AMOLED + 16.7M colors IPS LCD Capacitive Touchscreen, 16M Colors   90Hz, 1000 nits (HBM)  
Display Size 4.8? 1280 × 720 HD 306 PPI 6.68 Inches   720 x 1612 Pixels (~264 PPI)  
Memory 16 GB internal, NO microSD 128GB Built-in, 6GB RAM, eMMC 5.1  
Card slot microSDXC (dedicated slot)  
RAM 1GB
GPRS Yes, class 12 Yes
EDGE Yes, class 12
3G Yes
WLAN Wifi-802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band  
BlueTooth Yes v5.2 with A2DP, LE  
USB Yes, microUSB v2.0 USB Type-C 2.0, OTG  
NFC No  
GPS Yes, with A-GPS support Yes + A-GPS support & Glonass, BDS, GALILEO, QZSS  
Main Camera 8.0 Mega AF, Auto focus, LED flash Dual Camera: 50 MP, f/1.8, (wide), 1/1.95", PDAF + Auxiliary lens, Ring-LED flash   Panorama, Video (1080p@30fps)  
Front Camera 5 Mega Pixels, FHD for images. 5 MP, f/2.2  
OS Android OS, v4.2 Jelly bean Android 14 OS  
Chipset Unisoc Tiger T612 (12 nm)  
Processor Quad core 1.5 GHz Cortex A7 Octa-core (2 x 1.8 GHz Cortex-A75 + 6 x 1.8 GHz Cortex-A55)  
GPU Mali-G57  
Sensors Accelerometer, Compass, Fingerprint (side-mounted), Proximity  
Browser HTML5 HTML5  
Radio FM Radio
Sound 3.5mm HeadJack, Loud Speaker, DTS 3D Surround Sound 3.5mm Audio Jack, Dual Speaker  
Colors Yellow, Black, White Pearl Silver, Glossy Black, Glacier Blue  
Battery 2000mAh (Non-removable) (Li-ion Non removable), 5500 mAh   - Battery charging 15W wired, Reverse wired  
StandBy Time Not Disclosed
TalkTime 10 hrs/ 3G 5 hrs
Misc SMS(threaded view), MMS, Email, Push Mail, IM   Glass front, plastic back, plastic frame, IP64, dust and water resistant, MIL-STD-810H compliant*, * does not guarantee ruggedness or use in extreme conditions, Document viewer, Photo/video editor