Manufacturer and Model

Manufacturer
Philips
Xiaomi
Phone model
S307
Redmi 2
Year of release
2015
2014

Appearance

Case type
Monoblock
Monoblock
Body length
125 mm
134 mm
Body width
63 mm
67 mm
Body thickness
11.6 mm
9.2 mm
Weight
124 g
132 g
Volume
92.22 cm³
82.84 cm³
Body materials and finishes
  • Plastic
  • Plastic
Colors

Processor (CPU)

Processor model
  • Spreadtrum SC7731
  • Qualcomm Snapdragon 410
CPU clock speed
1300 MHz
1200 MHz
Number of processor cores
4
4
Level 1 cache (L1)
32 + 32 kB
16 + 16 kB
Level 2 cache (L2)
512 kB
2 MB
Processor size
32 bits
64 bits
Instruction set architecture
ARMv7
ARMv8
Manufacturing process
28 nm
28 nm

Graphics Processor (GPU)

GPU
GPU model
  • Mali-400 MP2
  • Adreno 306
GPU clock speed
400 MHz
400 MHz
Number of GPU cores
2

Primary storage (RAM)

The amount of RAM
512 MB
1 GB
RAM type
LPDDR3
RAM frequency
533 MHz
Number of RAM channels
1

Internal storage

Built-in memory
  • 4 GB
  • 8 GB

SD card

Types of Supported Memory Cards
  • microSDHC
  • microSD
  • microSDXC
  • microSDHC
  • microSD
Maximum expandable memory
32 GB
32 GB

Mainboard

Chipset
  • Spreadtrum SC7731G
  • Qualcomm Snapdragon 410 MSM8916

Operating system

Operating system
Android 4.4
Android 4.4

Battery

Battery capacity
1630
2200
Battery type
Li-Ion
Li-Ion
Removable battery
Charging the battery from USB
Fast battery charging
Fast charging technology
Qualcomm Quick Charge 1.0
Call duration in GSM networks
5 h 30 min
Standby time in GSM networks
355 h
Call duration in UMTS (WCDMA) networks
5 h 30 min
Standby time on UMTS (WCDMA) networks
355 h

Screen

Screen diagonal
4 in
4.7 in
Screen resolution
800 x 480 pixels
1280 x 720 pixels
Resolution formats
  • HD
Pixel density
233 ppi
312 ppi
Screen technology
TFT
IPS
Color depth
24 bit
24 bit
Touch screen
Touch screen type
Capacitive
Capacitive
Anti-scratch screen
Aspect ratio
1.667
1.778
Auto-rotate screen
Ambient light sensor
Proximity sensor

Main photo/video camera

Camera megapixels
2 Mp
8 Mp
Maximum photo resolution
1600 x 1200 pixels
3264 x 2448 pixels
Shooting resolution formats
  • Quad HD
  • Full HD
  • HD
The presence of a flash
Flash type
LED
LED
Photomatrix model
OmniVision OV8825
Photomatrix type
CMOS
CMOS BSI
Photomatrix size
4.61 x 3.44 mm
Photomatrix pixel size
1.414 μm
Crop factor
7.51
Aperture
f/2.8
f/2.2
Number of lens elements
5
Shooting settings
Autofocus
Auto exposure
Face detector
Panoramic photography
HDR photography
Viewfinder
Continuous photography
Touch focus
Exposure compensation
Digital image stabilization
White balance
ISO setting
Scene selection
Other photo settings
  • Digital zoom
  • Panoramic shooting
  • Scene selection mode
  • Serial shooting
  • Panoramic shooting
  • Hdr shooting
  • Face detection
Video capability
Maximum video resolution
1280 x 720 pixels
1920 x 1080 pixels
Movie speed
30 fps
30 fps
Movie settings
Movie settings list
  • White balance
  • Color effects
  • White balance
  • Color effects
  • Hdr
  • Scene selection mode

Front photo/video camera

Front camera megapixels
0.3 Mp
2 Mp
Maximum photo resolution
730 x 411 pixels
1886 x 1061 pixels
Aperture
f/2.6
Front camera video
Maximum video resolution
640 x 480 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
Default + micro 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
3.5G
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
CDMA2000 support
UMTS support
UMTS frequencies
  • UMTS 900 MHz
  • UMTS 2100 MHz
  • UMTS 850 MHz
  • UMTS 900 MHz
  • UMTS 1900 MHz
  • UMTS 2100 MHz
TD-SCDMA support
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
LTE-Advanced support
TDD LTE support

Internet data transmission standards

LTE standards
  • LTE Cat 4
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
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11b
  • 802.11g
  • 802.11n
Wi-Fi Direct support
Wi-Fi hotspot mode

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
4.0
4.0
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

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
  • AVI
  • 3GPP
  • 3GPP
  • Xvid
  • WMV
  • MP4
  • MPEG-4
  • AVI
  • 3GPP
  • 3GPP
  • H.263
  • H.264
  • WMV
Video resolution formats
  • HD
  • Full HD
  • HD
Streaming video
Geo tags

Audio

Installed audio player
Supported audio formats
  • AAC
  • eAAC+
  • AMR
  • AMR-NB
  • MIDI
  • MP3
  • WMA
  • WAV
  • AAC
  • eAAC+
  • AMR
  • AMR-NB
  • MIDI
  • MP3
  • WMA
  • WAV
MP3 support
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

Installed VPN

Additional features

Standalone mode (flight mode)
Built-in walkie-talkie

SAR level

SAR level
0.7 W/kg