Redmi 8A (3GB, 32GB) VS Vivo Y91 (2GB, 32GB) Specification
General information
- Model Number
MZB8457IN
1816/PD1818GF_EX
- Model Name
8A (3GB, 32GB)
Y91
- Also known as
- Series
Redmi 8 Series
Performance
- OS Version
Android v9.0 (Pie)
Android v8.1 (Oreo)
- Custom OS
MIUI v11
- CPU
Snapdragon 439
MediaTek Helio P22
- CPU Core
Octa Core
- GPU
Adreno 505
PowerVR GE8320
- RAM Size
3 GB
2 GB
- RAM Type
LPDDR3
- Internal Storage
32 GB
32 GB
- External Storage
512 GB
256 GB
- SD Card Slot
microSD
microSD
- RAM Extended
0 GB
Display
- Display Size
6.22 inch
6.22 inch
- Dual-Display Size
0 inch
0 inch
- Technology
LCD
LCD
- Features
In-Cell, Multi-Touch, Capacitive Touchscreen
Multi-Touch, Capacitive Touchscreen
- Types Of Notches
Waterdrop Notch Display
- Screen Refresh Rate
0 Hz
0 Hz
- Display Type
Touchscreen
Touchscreen
- Panel
IPS
- Display Resolution
720 x 1520 Pixels
1520 x 720 Pixels
- Front Display Resolution
0 X 0 Pixels
0 X 0 Pixels
- HD Type
HD+
HD+
- Aspect Ratio
19 : 9
19 : 9
- Bezel less mobile
Yes
Yes
- Screen Protectors
Corning Gorilla Glass 5
- Other Features
Design
- Dimensions
156.4 (H) x 75.4 (W) x 9.4 (T) mm
155.11 (H) x 75.09 (W) x 8.28 (T) mm
- Weight
188 gm
163.5 gm
- Device Type
Smartphone
Smartphone
Camera
- Rear Camera Type
Single Camera
Dual Camera
- Rear Flash
LED
LED
- Rear Hardware Features
Exmor-RS CMOS Sensor, Phase Detection Autofocus (PDAF), Sony IMX363
Phase Detection Autofocus (PDAF)
- Rear Zoom Options
Digital Zoom
Digital Zoom
- Rear Software Features
Touch to focus, ISO Control, Exposure Control, Face Recognition, Auto Flash
Touch to focus, ISO Control, Exposure Control, Body and Face Detection, Voice Activation, Face Beauty, Time-Lapse Video, Auto Flash
- Rear Shooting Modes
High Dynamic Range (HDR), Continuos Shooting
High Dynamic Range (HDR), Continuos Shooting, Professional Mode
- Rear Recording Resolution
1920x1080 (1080p HD)
1920x1080 (1080p HD)
- Rear Frame Rate
Full HD (1080p) @ 30fps
- Aperture
f/ 1.8 - f/ 0 Aperture
f/ F - f/ F Aperture
- Pixel Size
1.4 um
- Rear Megapixels
12 MP
13 MP
- Aperture
f/ 2.4 - f/ 0 Aperture
- Rear Megapixels
2 MP
- Front Camera Type
Single Camera
Single Camera
- Front Flash
Screen Flash
- Front Software Features
Face Beauty
- Front Recording Resolution
1920x1080 (1080p HD)
- Front Frame Rate
Full HD (1080p) @ 30fps
- Aperture
f/ 2.0 - f/ 0 Aperture
f/ F - f/ F Aperture
- Front Megapixels
8 MP
8 MP
- Pixel Size
1.12 um
Connectivity
- Wi-Fi features
Mobile Hotspot, WiFi Direct, WiFi Display
Mobile Hotspot, WiFi Direct
- USB features
Mass Storage Device, USB Charging
Mass Storage Device, USB Charging
- Network
4G LTE - 3G - 2G
4G LTE - 3G - 2G
- Data
HSPA, LTE, UMTS
LTE
- Wi-Fi Version
802.11, 802.11, b, 802.11, g, 802.11, n
802.11, b, 802.11, g, 802.11, n
- Bluetooth
v4.2
v5.0
- Connectivity
VoLTE, USB OTG Support, GPRS, EDGE
VoLTE, USB OTG Support, GPRS, EDGE
- Location
GPS, A-GPS (Assisted GPS), Glonass, BeiDou
GPS, Glonass, BeiDou
- Charging connector
USB Type-C
microUSB 2.0
Entertainment
- Jack Connector
3.5 mm
3.5 mm
- Radio FM
Yes
Yes
- Speaker
Loudspeaker
Loudspeaker
Cellular
- SIM card slots
Dual SIM
Dual SIM
- Communication Standard
GSM + GSM
GSM + GSM
- SIM Card1 Size
Nano SIM
Nano SIM
- SIM Card2 Size
Nano SIM
Nano SIM
- GSM
1900 (band 2), 850 (band 5), 1800 (band 3), 900 (band 8)
1900 (band 2), 850 (band 5), 1800 (band 3), 900 (band 8)
- LTE (FDD)
2100 (band 1), 1800 (band 3), 850 (band 5), 900 (band 8)
2100 (band 1), 1800 (band 3), 850 (band 5), 900 (band 8)
- LTE (TDD)
2300 (band 40), 2500 (band 41)
2600 (band 38), 2300 (band 40), 2500 (band 41)
- UMTS and WCDMA
2100 (band 1), 850 (band 5), 900 (band 8), 1900 (band 2)
2100 (band 1), 850 (band 5), 900 (band 8), 1900 (band 2)
Battery
- Battery Type
Lithium Polymer
Lithium-Ion (Li-Ion)
- Battery Capacity
5000 mAh
4030 mAh
- Power Adapter
0 W
0 W
- Removable Battery
No
No
- Quick Charging
Yes
- Reverse Charging
0 W
Sensors
- Sensors
Light Sensor, Proximity Sensor, Accelerometer, E-Compass, Face Unlock
(Back) Fingerprint Sensor, Proximity Sensor, Accelerometer, E-Compass, Gyroscope, Ambient Light Sensor
Unboxing
- In the box
Protective Case, Screen Protector
- Product Warranty
1 Year(s)
1 Year(s)
- Accessories Warranty
6 Months
6 Months
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