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Lenovo A3690 vs Vivo Y19s

2G Network SIM1: GSM 900 / 1800 / 1900 SIM2: GSM 900 / 1800 / 1900 SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900  
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100  
4G Network LTE 1800 / 2100 / 2600 LTE band 1(2100), 5(850), 8(900), 40(2300)  
Dimensions 141.2 x 71.2 x 8.8 mm 165.8 x 76.1 x 8.1 mm  
Sim Type Dual Sim, Dual Standby (Nano-SIM)  
Weight 140 g 198 g  
Display Type IPS LCD capacitive touchscreen, 16M colors IPS LCD Capacitive Touchscreen, 16M Colors   90Hz, 1000 nits (HBM)  
Display Size 5.0 inches, 720 x 1280 pixels (~294 ppi pixel density) 6.68 Inches   720 x 1612 Pixels (~264 PPI)  
Multitouch Yes
Memory 8GB built-in 128GB Built-in, 6GB RAM, eMMC 5.1  
Card slot microSD card(supports uo to 32 GB) microSDXC (dedicated slot)  
RAM 1GB RAM
GPRS Yes Yes
WLAN WLAN (Wi-Fi 802.11 a/b/g/n Wi-Fi 802.11 a/b/g/n/ac, dual-band  
BlueTooth Bluetooth v4.0 with A2DP v5.2 with A2DP, LE  
USB USB (microUSB v2.0) USB Type-C 2.0, OTG  
NFC No  
GPS Yes Yes + A-GPS support & Glonass, BDS, GALILEO, QZSS  
Main Camera 8 MP, 3264 x 2448 pixels, autofocus, LED flash, Video, Dual Camera: 50 MP, f/1.8, (wide), 1/1.95", PDAF + Auxiliary lens, Ring-LED flash   Panorama, Video (1080p@30fps)  
Front Camera 2 MP 5 MP, f/2.2  
OS Android OS, v5.1 (Lollipop) Android 14 OS  
Chipset Mediatek MT6735P Unisoc Tiger T612 (12 nm)  
Processor 1.0 GHz Quad-Core Cortex-A53 Octa-core (2 x 1.8 GHz Cortex-A75 + 6 x 1.8 GHz Cortex-A55)  
GPU GPU: Mali-T720MP2 Mali-G57  
Sensors Accelerometer, proximity Accelerometer, Compass, Fingerprint (side-mounted), Proximity  
Browser HTML5 HTML5  
Sound FM radio, 3.5mm Jack, MP3/WAV/WMA/eAAC+ player, MP4/H.264 player, SNS integration, Google talk 3.5mm Audio Jack, Dual Speaker  
Colors Black, White Pearl Silver, Glossy Black, Glacier Blue  
Battery 2300 mAh (Li-ion Non removable), 5500 mAh   - Battery charging 15W wired, Reverse wired  
Misc GPS + A-GPS support, Photo video/editor, Document viewer, Dual SIM + Micro-SIM, dual stand-by), Google Search, Maps, Gmail, YouTube, Calendar, Google Talk 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