Comparison of Lenovo ZUK Z2 and Xiaomi Mi 4 smartphones based on their characteristics

Lenovo ZUK Z2

Xiaomi Mi 4

Manufacturer and Model

Manufacturer

Lenovo

Xiaomi

Phone model

ZUK Z2

Mi 4

Year of release

2016

2014

Appearance

Case type

Monoblock

Monoblock

Body length

142 mm

139 mm

Body width

69 mm

69 mm

Body thickness

8.5 mm

8.9 mm

Weight

149 g

149 g

Volume

82.99 cm³

84.86 cm³

Body materials and finishes

• Aluminium alloy
• Metal

• Stainless steel
• Metal
• Plastic

Replaceable panels

Colors

• Black
• White

• Black

Processor (CPU)

Processor model

• Qualcomm Snapdragon 820 MSM8996

• Qualcomm MSM8974AC Snapdragon 801

CPU clock speed

2150 MHz

2500 MHz

Number of processor cores

4

4

Level 1 cache (L1)

32 + 32 kB

16 + 16 kB

Level 2 cache (L2)

1536 kB

2 MB

Processor size

64 bits

32 bits

Instruction set architecture

ARMv8-A

ARMv7

Manufacturing process

14 nm

28 nm

Graphics Processor (GPU)

GPU

GPU model

• Adreno 530

• Adreno 330

GPU clock speed

624 MHz

578 MHz

Number of GPU cores

4

Primary storage (RAM)

The amount of RAM

4 GB

3 GB

RAM type

LPDDR4

LPDDR3

RAM frequency

1866 MHz

933 MHz

Number of RAM channels

2

2

Internal storage

Built-in memory

• 64 GB

• 64 GB

Mainboard

Chipset

• Qualcomm Snapdragon 820 MSM8996

• Qualcomm Snapdragon 801 MSM8974AC

Operating system

Operating system

Android 6.0

Android 4.4

Battery

Battery capacity

3500

3080

Battery type

Li-Pol

Li-Ion

Charging the battery from USB

Fast battery charging

Fast charging technology

Qualcomm Quick Charge 3.0

Qualcomm Quick Charge 2.0

Adapter output power

• 5.3 V / 2.5 A

Standby time in GSM networks

280 h

Standby time on UMTS (WCDMA) networks

280 h

Screen

Screen diagonal

5 in

5 in

Screen resolution

1920 x 1080 pixels

1920 x 1080 pixels

Resolution formats

• Full HD
• HD

• Full HD
• HD

Pixel density

441 ppi

441 ppi

Screen technology

IPS

IPS

Color depth

24 bit

24 bit

Touch screen

Touch screen type

Capacitive

Capacitive

Anti-scratch screen

Glass screen

Aspect ratio

1.778

1.778

2.5D curved screen

Auto-rotate screen

Ambient light sensor

Proximity sensor

Main photo/video camera

Camera megapixels

13 Mp

13 Mp

Maximum photo resolution

4160 x 3120 pixels

4128 x 3096 pixels

Shooting resolution formats

• Ultra HD
• Quad HD
• Full HD
• HD

• Ultra HD
• Quad HD
• Full HD
• HD

The presence of a flash

Flash type

LED

Dual LED

Photomatrix model

Samsung S5K2M8

Sony IMX214 Exmor RS

Photomatrix type

ISOCELL

CMOS

Photomatrix size

4.69 x 3.52 mm

Photomatrix pixel size

1.115 μm

Crop factor

7.38

Aperture

f/2.2

f/1.8

Number of lens elements

5

6

Shooting settings

Autofocus

Face detector

Smile detector

Panoramic photography

HDR photography

Viewfinder

Continuous photography

Touch focus

Exposure compensation

Self-timer

Digital image stabilization

White balance

ISO setting

Scene selection

Other photo settings

• Serial shooting
• Panoramic shooting
• Hdr shooting
• Face detection

Video capability

Maximum video resolution

3840 x 2160 pixels

3128 x 2160 pixels

Movie speed

30 fps

30 fps

Movie settings

Movie settings list

• White balance
• Color effects
• Scene selection mode

Front photo/video camera

Front camera megapixels

8 Mp

8 Mp

Maximum photo resolution

3771 x 2121 pixels

3771 x 2121 pixels

Shooting resolution formats

• Quad HD
• Full HD
• HD

• Quad HD
• Full HD
• HD

Photomatrix model

OmniVision OV8865

Sony IMX219PQ Exmor R

Photomatrix type

CMOS BSI 2

CMOS BSI

Photomatrix size

4.61 x 3.47 mm

3.6 x 2.7 mm

Photomatrix pixel size

1.414 μm

1.103 μm

Crop factor

7.49

9.61

Aperture

f/2

f/1.8

Number of lens elements

5

Front camera video

Maximum video resolution

1920 x 1080 pixels

1920 x 1080 pixels

SIM card and calls

Number of SIM-cards

2

1

Mode of operation of multiple SIM-cards

Alternating

SIM card type

Nano-SIM

Micro-SIM

MP3 ringtones

Polyphonic ringtones

Vibration mode

Speakerphone

Conference call

Speed dial

Video calls

Second microphone

Noise reduction during a call

Ability to mute the microphone during a call

Extended phone book

Contacts in the phone book

Unlimited

Unlimited

Data exchange between SIM card and internal memory

Mobile communications

Cellular generation

4G

4G

GSM support

GSM frequencies

• GSM 850 MHz
• GSM 900 MHz
• GSM 1800 MHz
• GSM 1900 MHz

• GSM 850 MHz
• GSM 900 MHz
• GSM 1800 MHz
• GSM 1900 MHz

CDMA support

CDMA frequencies

• CDMA 800 MHz
• CDMA 1900 MHz

CDMA2000 support

UMTS support

UMTS frequencies

• UMTS 850 MHz
• UMTS 900 MHz
• UMTS 1900 MHz
• UMTS 2100 MHz

• UMTS 850 MHz
• UMTS 900 MHz
• UMTS 1900 MHz
• UMTS 2100 MHz

TD-SCDMA support

TD-SCDMA frequencies

• TD-SCDMA MHz
• TD-SCDMA MHz
• TD-SCDMA MHz
• TD-SCDMA MHz

LTE support

LTE frequencies

• LTE 1800 MHz
• LTE 2100 MHz
• LTE 2600 MHz
• LTE-TDD 1900 MHz
• LTE-TDD 2300 MHz
• LTE-TDD 2500 MHz
• LTE-TDD 2600 MHz

TDD LTE support

Internet data transmission standards

LTE standards

• LTE Cat 6

CDMA2000 standards

• 1xEV-DO Rev. A

Data transmission standards

• HSPA+
• HSUPA
• HSDPA
• EDGE
• GPRS

• HSPA+
• HSUPA
• HSDPA
• EDGE
• GPRS

Wi-Fi

Built-in Wi-Fi

Wi-Fi standards

• 802.11a
• 802.11b
• 802.11g
• 802.11n
• 802.11n 5GHz
• 802.11ac

• 802.11a
• 802.11b
• 802.11g
• 802.11n
• 802.11n 5GHz
• 802.11ac

Wi-Fi Direct support

Wi-Fi hotspot mode

Dual band Wi-Fi

USB

USB connector

USB connector type

USB Type-C

Micro USB

USB standard

2.0

2.0

USB OTG support

USB host support

USB Mass Storage support

MHL interface

Bluetooth

Built-in Bluetooth

Bluetooth standard

4.1

4.0

Bluetooth LE support

A2DP support

AVRCP support

Other Bluetooth profiles

• A2DP-LE

Navigation and positioning

Built-in GPS

A-GPS support

Installed GLONASS

Built-in digital compass

Radio

Built-in radio receiver

Radio range

87.5 - 108

RDS support

Sensors and gauges

Ambient light sensor

Proximity sensor

Accelerometer

Orientation and rotation sensor

Gyroscope

Magnetometer

Barometer

Hall sensor

Connectors and interfaces

USB connector

USB Type-C

Micro USB

TRS jack (mini/micro jack)

3.5 mm

3.5 mm

Wireless NFC

Images

Supported image formats

• PNG
• JPG
• EXIF
• GIF

Installed image editor

Geo tags

DLNA support

Video

Installed video player

Supported video formats

• MP4
• MPEG-4
• MKV
• AVI
• 3GPP
• 3GPP
• Xvid
• H.263
• H.264
• WMV

• MP4
• MPEG-4
• MKV
• AVI
• Xvid
• H.263
• H.264
• WMV
• WMV9

Video resolution formats

• Ultra HD
• Quad HD
• Full HD
• HD

• Quad HD
• Full HD
• HD

Streaming video

Geo tags

Audio

Installed audio player

Supported audio formats

• AAC
• AAC+
• eAAC+
• AMR
• AMR-NB
• AMR-WB
• FLAC
• MIDI
• MP3
• OGG
• WMA
• WAV

• AAC
• AAC+
• eAAC+
• AMR
• AMR-NB
• AMR-WB
• FLAC
• MP3
• WMA
• WAV

MP3 support

Built-in stereo speakers

Streaming audio

Dictaphone

Voice notes

TRS jack (mini/micro jack)

3.5 mm

3.5 mm

Control elements

Touch input

Multitouch

Pinch zoom

Russified input

Documents and office

Installed Organizer (PIM)

Office document support

Supported document formats

• PDF

• PDF

Email

IMAP4 protocol support

Convert text to speech

Convert speech to text

Connectivity and synchronization

PC connection

Tethering support

Synchronization over the mobile network

OTA sync

Synchronization with services

• Gmail
• Gtalk
• Facebook
• Twitter
• Youtube
• Google search
• Google maps

• Gmail
• Gtalk
• Facebook
• Twitter
• Youtube
• Google Search
• Google Maps

Software features

Installed browser

• HTML
• HTML5
• CSS3
• WAP

• HTML
• HTML5
• CSS3
• WAP

Receiving and sending SMS

SMS messages

SMS T9 support

SMS output in the form of a chat

MMS support

VMS support

Security

Fingerprint scanner

Installed VPN

Additional features

Standalone mode (flight mode)

SAR level

SAR level

1.03 W/kg