Comparison between:
- E&L W9
- Xiaomi Redmi 4X

Brand and model

Information about the brand, model and model alias (if any) of a specific device.

E&L W9Xiaomi Redmi 4X
E&L W9
Prices
Xiaomi Redmi 4X
Prices
Model alias-Hongmi 4X
Red Rise 4X

Design

Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.

Width88.2 mm
8.82 cm
0.29 ft
3.47 in
69.96 mm
7 cm
0.23 ft
2.75 in
Height176.4 mm
17.64 cm
0.58 ft
6.94 in
139.24 mm
13.92 cm
0.46 ft
5.48 in
Thickness12.2 mm
1.22 cm
0.04 ft
0.48 in
8.65 mm
0.87 cm
0.03 ft
0.34 in
Weight285 g
0.63 lbs
10.05 oz
150 g
0.33 lbs
5.29 oz
Volume189.81 cm³
11.53 in³
84.26 cm³
5.12 in³
ColorsYellow
Black
Black
Pink
Champagne
Body materials-Metal
CertificationIP68
MIL-STD-810G
-

SIM card

The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.

SIM card typeNano-SIMMicro-SIM
Nano-SIM / microSD
Number of SIM cards22
FeaturesDual SIM stand-by (Both cards are active. When one is busy, the other is not active)-

Networks

A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.

GSMGSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
CDMA-CDMA 800 MHz
W-CDMAW-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
W-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
TD-SCDMA-TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
LTELTE 700 MHz Class 17
LTE 800 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)

Mobile network technologies and bandwidth

Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.

Mobile network technologiesUMTS
EDGE
GPRS
HSPA+
LTE Cat 4
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4
EV-DO Rev. A
TD-SCDMA
TD-HSDPA

Operating system

Operating system is the system software, which manages and controls the functioning of the hardware components of the device.

Operating system (OS)Android 6.0 MarshmallowMIUI V8 (Android 6.0.1 Marshmallow)
MIUI V8.2 (Android 7.1.1 Nougat)
MIUI V10

System on Chip (SoC)

A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.

SoCMediaTek MT6753Qualcomm Snapdragon 435 MSM8940
Process technology28 nm28 nm
CPUARM Cortex-A534x 1.4 GHz ARM Cortex-A53, 4x 1.1 GHz ARM Cortex-A53
CPU bits64 bit64 bit
Instruction setARMv8-AARMv8
Level 1 cache memory (L1)32 KB + 32 KB-
Level 2 cache memory (L2)512 KB
0.5 MB
-
CPU cores88
CPU frequency1300 MHz1400 MHz
GPUARM Mali-T720 MP3Qualcomm Adreno 505
GPU cores3-
GPU frequency450 MHz-
RAM capacity2 GB2 GB
3 GB
RAM typeLPDDR3LPDDR3
RAM channelsSingle channelSingle channel
RAM frequency666 MHz800 MHz

Storage

Every mobile device has a built-in storage (internal memory) with a fixed capacity.

Storage16 GB16 GB
32 GB
64 GB

Memory cards

Memory cards are used in mobile devices for expanding their external storage capacity.

TypesmicroSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC

Display

The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.

Type/technologyIPSIPS
Diagonal size6 in
152.4 mm
15.24 cm
5 in
127 mm
12.7 cm
Width2.94 in
74.72 mm
7.47 cm
2.45 in
62.26 mm
6.23 cm
Height5.23 in
132.83 mm
13.28 cm
4.36 in
110.69 mm
11.07 cm
Aspect ratio1.778:1
16:9
1.778:1
16:9
Resolution1080 x 1920 pixels720 x 1280 pixels
Pixel density367 ppi
144 ppcm
294 ppi
115 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
Display area63.99 %70.98 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Display manufacturer - AU Optronics
Corning Gorilla Glass 3
2.5D curved glass screen
1000:1 contrast ratio
450 cd/m²
72% NTSC

Sensors

Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.

SensorsProximity
Light
Accelerometer
Compass
Proximity
Light
Accelerometer
Gyroscope
Fingerprint
-Fingerprint sensor model - Fingerprint Cards FPC1035

Primary camera

The primary camera of the mobile device is usually placed at its back and is used for taking photos and recording videos.

Sensor typeCMOSCMOS
Aperture-f/2
Focal length-3.57 mm
Flash typeLEDLED
Image resolution3264 x 2448 pixels
7.99 MP
4160 x 3120 pixels
12.98 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps
FeaturesAutofocus
Continuous shooting
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Autofocus
Continuous shooting
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
-Phase detection
5-element lens

Secondary camera

Secondary cameras are placed above the screen of the device and are usually used for video calls, gesture recognition, etc.

Sensor type-CMOS
Aperture-f/2.2
Focal length-2.64 mm
Image resolution2560 x 1920 pixels
4.92 MP
2592 x 1944 pixels
5.04 MP
Video resolution-1280 x 720 pixels
0.92 MP
Video FPS-30 fps

Audio

Information about the type of speakers and the audio technologies supported by the device.

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece

Radio

The radio in a mobile device is a built-in FM radio receiver.

RadioYesYes

Tracking/Positioning

Information about the positioning and navigation technologies supported by the device.

Tracking/PositioningGPS
A-GPS
GPS
A-GPS
GLONASS
BeiDou

Wi-Fi

Wi-Fi is a technology that provides wireless data connections between various devices within a short range.

Wi-Fi802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct

Bluetooth

Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.

Version4.04.2
FeaturesA2DPA2DP
HID

USB

The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.

Connector typeMicro USBMicro USB
Version2.02.0
FeaturesCharging
Mass storage
Charging
Mass storage

Headphone jack

The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.

Headphone jackYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
Computer sync
OTA sync
Infrared
Tethering
VoLTE

Browser

A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.

BrowserHTML
HTML5
CSS 3
HTML
HTML5
CSS 3

Audio file formats/codecs

Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.

Audio file formats/codecsAAC
AMR
AMR-WB
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AC3
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV

Video file formats/codecs

Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.

Video file formats/codecs3GPP
AVI
H.263
H.264
MKV
MP4
Xvid
3GPP
AVI
H.263
H.264
MKV
MP4
VC-1
VP8
Xvid

Battery

The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.

Capacity4000 mAh4100 mAh
TypeLi-PolymerLi-Polymer
2G talk time-36 h
2160 min
1.5 days
2G stand-by time-432 h
25920 min
18 days
3G talk time-18 h
1080 min
0.8 days
3G stand-by time-432 h
25920 min
18 days
4G stand-by time-432 h
25920 min
18 days
Charger output power-5 V / 2 A
FeaturesNon-removableNon-removable

Specific Absorption Rate (SAR)

The SAR rating shows the amount of electromagnetic radiation absorbed by the human body when using a mobile device, expressed in W/kg.

Head SAR (EU)-0.583 W/kg
Body SAR (EU)-1.5 W/kg
Head SAR (USA)-0.75 W/kg
Body SAR (USA)-0.612 W/kg
 E&L W9Xiaomi Redmi 4X