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BlackBerry 8520 Curve vs Vivo Y19s

2G Network GSM 850 / 900 / 1800 / 1900 SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900  
3G Network No HSDPA 850 / 900 / 2100  
4G Network LTE band 1(2100), 5(850), 8(900), 40(2300)  
Available
Dimensions 165.8 x 76.1 x 8.1 mm  
Sim Type Dual Sim, Dual Standby (Nano-SIM)  
Weight 106 g 198 g  
Display Type TFT, 65K colors IPS LCD Capacitive Touchscreen, 16M Colors   90Hz, 1000 nits (HBM)  
Display Size 320 x 240 pixels, 2.46 inches - QWERTY keyboard - Touch-sensitive optical trackpad 6.68 Inches   720 x 1612 Pixels (~264 PPI)  
Memory 128GB Built-in, 6GB RAM, eMMC 5.1  
Card slot microSDXC (dedicated slot)  
GPRS Class 10 (4+1/3+2 slots), 32 - 48 kbps Yes
EDGE Class 10, 236.8 kbps
3G
WLAN Wi-Fi 802.11b/g Wi-Fi 802.11 a/b/g/n/ac, dual-band  
Infrared No
BlueTooth Yes, v2.0 with A2DP v5.2 with A2DP, LE  
USB Yes, microUSB USB Type-C 2.0, OTG  
NFC No  
GPS No Yes + A-GPS support & Glonass, BDS, GALILEO, QZSS  
Main Camera Dual Camera: 50 MP, f/1.8, (wide), 1/1.95", PDAF + Auxiliary lens, Ring-LED flash   Panorama, Video (1080p@30fps)  
Front Camera 5 MP, f/2.2  
OS Android 14 OS  
Chipset Unisoc Tiger T612 (12 nm)  
Processor 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 HTML HTML5  
Radio No
Sound 3.5mm Audio Jack, Dual Speaker  
Colors Black Pearl Silver, Glossy Black, Glacier Blue  
Battery Standard battery, Li-Ion 1150 mAh (Li-ion Non removable), 5500 mAh   - Battery charging 15W wired, Reverse wired  
StandBy Time Up to 408 h
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