Comparison of Lenovo Vibe X3 and Lenovo K3 Note smartphones based on their characteristics

Lenovo Vibe X3

Lenovo K3 Note

Manufacturer and Model

Manufacturer

Lenovo

Lenovo

Phone model

Vibe X3

K3 Note

Year of release

2015

2015

Appearance

Case type

Monoblock

Monoblock

Body length

154 mm

153 mm

Body width

77 mm

76 mm

Body thickness

9.3 mm

8 mm

Weight

175 g

150 g

Volume

109.56 cm³

93.03 cm³

Body materials and finishes

• Aluminium alloy
• Plastic

• Plastic

Replaceable panels

Colors

• White

• White
• Yellow

Processor (CPU)

Processor model

• Qualcomm Snapdragon 808 MSM8992

• MediaTek MT6752

CPU clock speed

1800 MHz

1700 MHz

Number of processor cores

6

8

Level 1 cache (L1)

16 + 16 kB

32 + 32 kB

Level 2 cache (L2)

2 MB

512 kB

Processor size

64 bits

64 bits

Instruction set architecture

ARMv8-A

ARMv8-A

Manufacturing process

20 nm

28 nm

Graphics Processor (GPU)

GPU

GPU model

• Adreno 418

• Mali-T760

GPU clock speed

600 MHz

700 MHz

Number of GPU cores

2

Primary storage (RAM)

The amount of RAM

3 GB

2 GB

RAM type

LPDDR3

LPDDR3

RAM frequency

933 MHz

800 MHz

Number of RAM channels

2

1

Internal storage

Built-in memory

• 32 GB

• 16 GB

SD card

Types of Supported Memory Cards

• microSDXC
• microSDHC
• microSD

• microSDXC
• microSDHC
• microSD

Maximum expandable memory

128 GB

32 GB

Hot swappable memory card

Mainboard

Chipset

• Qualcomm Snapdragon 808 MSM8992

• MediaTek MT6752

Operating system

Operating system

Android 5.1

Android 5.0

Battery

Battery capacity

3500

3000

Battery type

Li-Pol

Li-Ion

Removable battery

Charging the battery from USB

Fast battery charging

Fast charging technology

Qualcomm Quick Charge 2.0

Adapter output power

• 5.2 V / 2 A

• 5 V / 2 A

Call duration in GSM networks

31 h

36 h

Standby time in GSM networks

300 h

750 h

Call duration in UMTS (WCDMA) networks

26 h

36 h

Standby time on UMTS (WCDMA) networks

300 h

750 h

Screen

Screen diagonal

5.5 in

5.5 in

Screen resolution

1920 x 1080 pixels

1920 x 1080 pixels

Resolution formats

• Full HD
• HD

• Full HD
• HD

Pixel density

401 ppi

401 ppi

Screen technology

IPS

IPS

Color depth

24 bit

24 bit

Touch screen

Touch screen type

Capacitive

Capacitive

Anti-scratch screen

Aspect ratio

1.778

1.778

Contrast ratio

1500:1

Auto-rotate screen

Ambient light sensor

Proximity sensor

Main photo/video camera

Camera megapixels

21 Mp

13 Mp

Maximum photo resolution

5344 x 4008 pixels

4160 x 3120 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

Dual LED

Dual LED

Photomatrix model

Sony IMX230 Exmor RS

OmniVision OV13850

Photomatrix type

CMOS

PureCel

Photomatrix size

5.99 x 4.5 mm

4.82 x 3.68 mm

Photomatrix pixel size

1.12 μm

1.157 μm

Crop factor

5.78

7.14

Aperture

f/2

f/2

Number of lens elements

6

5

Shooting settings

Autofocus

Phase detection autofocus

Auto exposure

Face 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

• Serial shooting
• Geographic marks
• Panoramic shooting
• Hdr shooting
• Face detection

Video capability

Maximum video resolution

3840 x 2160 pixels

1920 x 1080 pixels

Movie speed

30 fps

30 fps

Movie settings

Movie settings list

• White balance
• Color effects
• Scene selection mode

• White balance
• Color effects
• Hdr
• Scene selection mode

Front photo/video camera

Front camera megapixels

8 Mp

5 Mp

Maximum photo resolution

3771 x 2121 pixels

2981 x 1677 pixels

Shooting resolution formats

• Quad HD
• Full HD
• HD

• Quad HD
• Full HD
• HD

Photomatrix type

CMOS

Aperture

f/2.2

f/2.4

Front camera video

Maximum video resolution

1920 x 1080 pixels

1280 x 720 pixels

SIM card and calls

Number of SIM-cards

2

2

Mode of operation of multiple SIM-cards

Alternating

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

VoIP telephony

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

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

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

LTE support

LTE frequencies

• LTE 800 MHz
• LTE 850 MHz
• LTE 900 MHz
• 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

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

LTE-Advanced support

TDD LTE support

Internet data transmission standards

LTE standards

• LTE Cat 6

• LTE Cat 4

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

Wi-Fi Direct support

Wi-Fi hotspot mode

Dual band Wi-Fi

USB

USB connector

USB connector type

Micro USB

Micro USB

USB standard

2.0

2.0

USB OTG support

USB host support

USB Mass Storage support

Bluetooth

Built-in Bluetooth

Bluetooth standard

4.1

4.0

Bluetooth LE support

A2DP support

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 МГц

87.5 - 108 МГц

Sensors and gauges

Ambient light sensor

Proximity sensor

Accelerometer

Orientation and rotation sensor

Gyroscope

Magnetometer

Connectors and interfaces

USB connector

Micro USB

Micro USB

TRS jack (mini/micro jack)

3.5 mm

3.5 mm

Wireless NFC

Infrared port (IrDA)

Images

Supported image formats

• PNG
• JPG
• EXIF
• GIF

• PNG
• JPG
• EXIF
• GIF

Installed image editor

Geo tags

Video

Installed video player

Supported video formats

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

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

Video resolution formats

• Ultra HD
• Quad HD
• Full HD
• HD

• Full HD
• HD

Streaming video

Geo tags

Audio

Installed audio player

Supported audio formats

• AAC
• eAAC+
• AMR
• AMR-NB
• AWB
• 3GA
• FLAC
• M4A
• MIDI
• MP3
• OGG
• WMA
• WAV

• AAC
• eAAC+
• AMR
• AMR-NB
• FLAC
• MIDI
• 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 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

Security

Fingerprint scanner

Installed antivirus

Installed VPN

Additional features

Standalone mode (flight mode)

SAR level

SAR level

0.51 W/kg