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Vivo Z1X vs Vivo X21

Key Feature Comparison

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At a Glance

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Octa core (2.3 GHz, Dual core, Kryo 360 + 1.7 GHz, Hexa Core, Kryo 360)

Qualcomm Snapdragon 712, Adreno 616

Octa core (2.2 GHz, Quad core, Kryo 260 + 1.84 GHz, Quad core, Kryo 260)

Qualcomm Snapdragon 660, Adreno 512

4500 mAh

Li-ion, Flash, 22.5W

3200 mAh

Li-ion, Fast

6.38 inches

404 ppi, FHD

6.28 inches

402 ppi, FHD

Triple, 48MP + 8MP + 2MP

3840x2160 @ 30 fps

Dual, 12MP + 5MP

3840x2160 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.38 inches
6.28 inches

Screen Type

Super AMOLED
Super AMOLED

Screen Resolution

1080 x 2340 pixels
1080 x 2280 pixels

Pixel Density

404 ppi
402 ppi

Aspect Ratio

19.5:9
-

Screen to Body Ratio

90%
84.93%

Screen Design

Waterdrop notch
-

Screen Quality

FHD
FHD

Screen Protection

-
Gorilla Glass 3

Phone Variants

6GB 64GB, 8GB 128GB, 6GB 128GB, 4GB 128GB
6GB 128GB

Expandable Storage

No
Yes

RAM Type

LPDDR4X
-

Storage Type

UFS 2.1
-

OTG Support

Yes
Yes

Expandable Storage Capacity

-
Yes, 256 GB

Sensors

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Operating System

Android v9.0 (Pie)
Android v8.1 (Oreo)

GPU

Adreno 616
Adreno 512

Chipset

Qualcomm Snapdragon 712
Qualcomm Snapdragon 660

CPU

Octa core (2.3 GHz, Dual core, Kryo 360 + 1.7 GHz, Hexa Core, Kryo 360)
Octa core (2.2 GHz, Quad core, Kryo 260 + 1.84 GHz, Quad core, Kryo 260)

Custom User Interface

Funtouch OS
Funtouch OS

Clock Speed

2.3 GHz
2.2 GHz

Architecture

64 bit
64 bit

Process Technology

10 nm
-

Battery Capacity

4500 mAh
3200 mAh

Battery Removable

No
No

Battery Type

Li-ion
Li-ion

Charger Type

Flash, 22.5W
Fast

USB Type-C

Yes
No

Fast Charging

Yes
Yes

Charging Time

50 % in 30 minutes
-

Announced On

5-Sep-19
5-Mar-18

Market Status

Available
Available

Brand

Vivo
Vivo

Price Status

Confirmed
Confirmed

Price

Rs. 20,000
Rs. 36,990

GPS

Yes A-GPS, Glonass
Yes A-GPS, Glonass

Audio Features

Active noise cancellation with dedicated mic
32-bit/192kHz audioActive noise cancellation with dedicated mic

NFC

No
-

Network Support

4G
4G

Bluetooth

Yes
Yes

FM Radio

No
Yes

3.5mm Audio Jack

Yes
Yes

SIM Size

SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano (Hybrid)

Wi-Fi

Yes, Wi-Fi 802.11, b/g/n
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz

Bluetooth Type

v5.0
v5.0

Audio Jack

3.5 mm
3.5 mm

SIM Slot(s)

Dual SIM, GSM+GSM
Dual SIM, GSM+GSM

eSIM

No
No

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot

VoLTE

Yes
Yes

SIM 1 Bands

4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

SIM 2 Bands

4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

Front Video Recording

1920x1080 @ 30 fps
1080p30fps

Front Camera Features

HDR
-

Front Camera Setup

Single, 32MP
Single, 12MP

Front Camera 1 Resolution

32 MP
12 MP

Front Camera 1 Type

f/2.0 Primary Camera
f/2.0 Primary Camera

Front Camera 1 Lens

26 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size
-

Front Aperture

f/2.0
f/2.0

Front Flash

Yes, Screen flash
Yes, Screen flash

Front Sensor

-
CMOS

Weight

189.6 grams
156.2 grams

Colors

Phantom Purple, Fusion Blue
Black

Build

Back: Plastic
Front glass, aluminum body

Dimensions

159.3 x 75.2 x 8.1 mm
154.4 x 74.7 x 7.3 mm

SAR Value

Head: 1.030 W/kg, Body: 0.549 W/kg
Head: 1.180 W/kg, Body: 0.573 W/kg

Rear Flash

Yes, LED Flash
Yes, LED Flash

Rear Video Recording

3840x2160 @ 30 fps
3840x2160 @ 30 fps

Rear Camera Features

Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Triple, 48MP + 8MP + 2MP
Dual, 12MP + 5MP

Rear Camera 1 Resolution

48 MP
12 MP

Rear Camera 1 Type

f/1.79, Wide Angle Primary Camera
f/1.8 Primary Camera

Rear Camera 1 Lens

2" sensor size, 0.8 micrometre pixel size
2.55" sensor size, 1.4 micrometre pixel size

Rear Camera 2 Resolution

8 MP
5 MP

Rear Camera 2 Type

f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.4, Depth Camera

Rear Camera 2 Lens

13 mm focal length
-

Rear Camera 3 Resolution

2 MP
-

Rear Camera 3 Type

f/2.4, Depth Camera
-

Rear Sensor

Exmor-RS CMOS Sensor
ISO-CELL

Rear Aperture

f/1.79
f/1.8

Fingerprint Scanner

Yes
Yes

Fingerprint Scanner Position

On-Screen
On-Screen

Fingerprint Scanner Type

Optical
Optical

Face Unlock

Yes
Yes

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