Product
Vivo Y11 (2019)
Vivo Y11 (2019)
Samsung Z4
Samsung Z4
Battery
Charging 10W wired -
Type 5000 mAh, non-removable Li-Ion 2050 mAh, removable
Body
Build Glass front, plastic back, plastic frame -
Dimensions 159.4 x 76.8 x 8.9 mm (6.28 x 3.02 x 0.35 in) 132.9 x 69.2 x 10.3 mm (5.23 x 2.72 x 0.41 in)
SIM Nano-SIM + Nano-SIM Single SIM (Micro-SIM) or Hybrid Dual SIM (Micro-SIM, dual stand-by)
Weight 190.5 g (6.74 oz) 143 g (5.04 oz)
Comms
Bluetooth 4.0, A2DP, LE 4.0, A2DP, LE
NFC No No
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS
Radio FM radio FM radio
USB microUSB 2.0, OTG microUSB 2.0, OTG
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Resolution 720 x 1544 pixels, 19.3:9 ratio (~268 ppi density) 480 x 800 pixels, 5:3 ratio (~207 ppi density)
Size 6.35 inches, 99.6 cm2 (~81.4% screen-to-body ratio) 4.5 inches, 57.6 cm2 (~62.7% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass Accelerometer, proximity
Launch
Announced 2019, October 18. Released 2019, October 2017, May. Released 2017, June
Status Discontinued Discontinued
Main Camera
Dual 13 MP, f/2.2, PDAF 2 MP, f/2.4, (depth) -
Features LED flash, HDR, panorama Dual-LED flash, panorama, HDR
Single - 5 MP, f/2.2
Video 1080p@30fps 720p@30fps
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (uses shared SIM slot)
Internal 32GB 2GB RAM, 32GB 3GB RAM 8GB 1GB RAM
  eMMC 5.1 -
Misc
Colors Agate Red, Mineral Blue Black, Gold
Models 1906, 1906_20 SM-Z400F, SM-Z400Y
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands HSDPA 850 / 900 / 2100 HSDPA 900 / 2100
4G bands 1, 3, 5, 7, 8, 28, 38, 40, 41 LTE
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Platform
Chipset Qualcomm SDM439 Snapdragon 439 (12 nm) -
CPU Octa-core (4x1.95 GHz Cortex-A53 & 4x1.45 GHz Cortex A53) Quad-core 1.5 GHz
GPU Adreno 505 -
OS Android 9.0 (Pie), Funtouch 9.1 Tizen 3.0
Selfie camera
Features - LED flash
Single 8 MP, f/1.8 5 MP, f/2.2
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes