Xolo Black vs Xolo Zx

Key Specs

Battery
Battery	3200 mAh	3260 mAh
Display
Display	5.5 inches (13.97 cm)	6.22 inches (15.8 cm)
Front Camera
Front Camera	5 MP	16 MP
Processor
Processor	Qualcomm Snapdragon 615 MSM8939	MediaTek Helio P22
RAM
RAM	-	4 GB
Rear Camera
Rear Camera	13 MP + 2 MP	13 MP + 5 MP

Battery

Capacity
Capacity	3200 mAh	3260 mAh
Quick Charging
Quick Charging	Yes, Quick	-
Removable
Removable	No	No
Standby time
Standby Time	Up to 698 Hours(3G) / Up to 735 Hours(2G)	Up to 338 Hours(2G)
TalkTime
TalkTime	Up to 23.5 Hours(3G) / Up to 36 Hours(2G)	Up to 21.5 Hours(4G) / Up to 21.1 Hours(3G)
Type
Type	Li-Polymer	Li-Polymer
USB Type-C
USB Type-C	-	No

Camera

Autofocus
Autofocus	Yes	-
Camera Features
Camera Features	Digital Zoom Optical Zoom Auto Flash Digital image stabilization Face detection Touch to focus	-
Camera Setup
Camera Setup	Single	-
Flash
Flash	Yes, LED Flash	-
Image Resolution
Image Resolution	4128 x 3096 Pixels	-
Resolution
Resolution	5 MP f/2.0, Primary Camera	-
Sensor
Sensor	BSI Sensor	-
Settings
Settings	Exposure compensation, ISO control	-
Shooting Modes
Shooting Modes	Continuous Shooting High Dynamic Range mode (HDR)	-
Video Recording
Video Recording	1920x1080 @ 30 fps	-

Design

Colours
Colours	Black	Electric Blue, Midnight Blue
Height
Height	155.5 mm	157.8 mm
Thickness
Thickness	7.3 mm	7.7 mm
Weight
Weight	139 grams	160 grams
Width
Width	76.6 mm	75.1 mm

Display

Aspect Ratio
Aspect Ratio	-	19:9
Bezel-less display
Bezel-less display	-	Yes with notch
Display Type
Display Type	IPS LCD	IPS LCD
Pixel Density
Pixel Density	401 ppi	270 ppi
Resolution
Resolution	-	720x1520 px (HD+)
Screen Protection
Screen Protection	Corning Gorilla Glass v3, Oleophobic coating	Corning Gorilla Glass v3
Screen Size
Screen Size	5.5 inches (13.97 cm)	6.22 inches (15.8 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	69.97 %	81.08 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

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Front Camera

Camera Setup
Camera Setup	-	Single
Flash
Flash	-	Yes, Screen flash
Resolution
Resolution	-	16 MP f/2.0, Primary Camera

General

Brand
Brand	XOLO	XOLO
Custom UI
Custom UI	Hive UI	-
Launch Date
Launch Date	July 13, 2015 (Official)	April 25, 2019 (Official)
Operating System
Operating System	Android v5.0 (Lollipop)	Android v9.0 (Pie)

Main Camera

Autofocus
Autofocus	-	Yes
Camera Features
Camera Features	-	Auto Flash Face detection Touch to focus
Camera Setup
Camera Setup	-	Dual
Flash
Flash	-	Yes, Dual-color LED Flash
Image Resolution
Image Resolution	-	4128 x 3096 Pixels
Resolution
Resolution	-	13 MP f/2.0, Primary Camera(1.12µm pixel size)5 MP, Depth Camera
Sensor
Sensor	-	CMOS image sensor
Settings
Settings	-	ISO control
Shooting Modes
Shooting Modes	-	Continuous Shooting High Dynamic Range mode (HDR)

Multimedia

Audio Jack
Audio Jack	3.5 mm	3.5 mm
FM Radio
FM Radio	Yes	Yes
Fm Radio
FM Radio	Yes	-
Loudspeaker
Loudspeaker	Yes	Yes

Network & Connectivity

Bluetooth
Bluetooth	Yes, v4.0	Yes, v4.1
GPS
GPS	Yes with A-GPS, Glonass	Yes with A-GPS
Network Support
Network Support	5G Not Supported in India, 4G Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SIM 1
SIM 1	4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz 4G Speed: 50 Mbit/s ↑ 150 Mbit/s ↓ (LTE category 4) 3G Speed: HSDPA 42.2 Mbit/s ↓, HSUPA 11.5 Mbit/s ↑ GPRS: Available EDGE: Available	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 900 MHz GPRS: Available EDGE: Available
SIM 2
SIM 2	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 900 MHz 2G Bands: GSM 1800 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM Size	SIM1: Micro, SIM2: Nano (Hybrid)	SIM1: Nano, SIM2: Nano
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM, Dual VoLTE
USB Connectivity
USB Connectivity	microUSB 2.0	Mass storage device, USB charging, microUSB 2.0
VoLTE
VoLTE	-	Yes
Wi-Fi
Wi-Fi	Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Calling
Wi-Fi Calling	-	Yes
Wi-Fi Features
Wi-Fi Features	Mobile Hotspot	Mobile Hotspot

Performance

Architecture
Architecture	64 bit	64 bit
CPU
CPU	Octa core, 1.5 GHz, Cortex A53	Octa core, 2 GHz, Cortex A53
Chipset
Chipset	Qualcomm Snapdragon 615 MSM8939	MediaTek Helio P22
Graphics
Graphics	Adreno 405	PowerVR GE8320
RAM type
RAM Type	LPDDR3	LPDDR4X
Ram
RAM	2 GB	-

Sensors

Fingerprint Sensor
Fingerprint Sensor	-	Yes
Fingerprint Sensor Position
Fingerprint Sensor Position	-	Rear
Other Sensors
Other Sensors	Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope	Light sensor, Proximity sensor, Accelerometer

Storage

Expandable Memory
Expandable Memory	Yes, Up to 32 GB	Yes, Up to 256 GB
Internal Memory
Internal Memory	16 GB	64 GB
USB OTG
USB OTG	Yes	-