Comparison between:
- IUNI U2
- Gionee Elife E7 32GB
- Allview X1 Xtreme

Brand and model

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

IUNI U2Gionee Elife E7 32GBAllview X1 Xtreme
IUNI U2Gionee Elife E7 32GBAllview X1 Xtreme
Model aliasU810--

Design

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

Width65 mm
6.5 cm
0.213 ft
2.559 in
75 mm
7.5 cm
0.246 ft
2.953 in
75 mm
7.5 cm
0.246 ft
2.953 in
Height136.9 mm
13.69 cm
0.449 ft
5.39 in
150.6 mm
15.06 cm
0.494 ft
5.929 in
150.6 mm
15.06 cm
0.494 ft
5.929 in
Thickness10.2 mm
1.02 cm
0.033 ft
0.402 in
9.5 mm
0.95 cm
0.031 ft
0.374 in
9.7 mm
0.97 cm
0.032 ft
0.382 in
Weight145 g
0.32 lbs
5.11 oz
150 g
0.33 lbs
5.29 oz
150 g
0.33 lbs
5.31 oz
Volume90.76 cm³
5.51 in³
107.3 cm³
6.52 in³
109.56 cm³
6.65 in³
ColorsBlack
Silver
Green
Black
White
Yellow
Orange
Red
Green
Blue
Black
Body materialsAluminium alloy--

SIM card

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

SIM card typeMicro-SIMMicro-SIMMicro-SIM
Number of SIM cards111

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
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
W-CDMAW-CDMA 900 MHz
W-CDMA 2100 MHz
--
UMTS-UMTS 900 MHz
UMTS 2100 MHz
UMTS 900 MHz
UMTS 2100 MHz

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+
UMTS
EDGE
GPRS Class 12
HSPA+
UMTS
EDGE Class 10
GPRS Class 12
HSPA+

Operating system

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

Operating system (OS)IUNI (Android 4.3 Jelly Bean)Android 4.2.2 Jelly Bean
Android 4.4 KitKat
Android 4.2.2 Jelly Bean

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.

SoCQualcomm Snapdragon 800 MSM8974AAQualcomm Snapdragon 800 MSM8974AAQualcomm Snapdragon 800 MSM8274
Process technology28 nm28 nm28 nm
CPUKrait 400Krait 400Krait 400
CPU bits32 bit32 bit32 bit
Instruction setARMv7ARMv7ARMv7
Level 0 cache memory (L0)4 KB + 4 KB4 KB + 4 KB4 KB + 4 KB
Level 1 cache memory (L1)16 KB + 16 KB16 KB + 16 KB16 KB + 16 KB
Level 2 cache memory (L2)2048 KB
2 MB
2048 KB
2 MB
2048 KB
2 MB
CPU cores444
CPU frequency2200 MHz2200 MHz2150 MHz
GPUQualcomm Adreno 330Qualcomm Adreno 330qualcomm adreno 330
GPU cores444
GPU frequency450 MHz450 MHz450 MHz
RAM capacity2 GB
3 GB
3 GB3 GB
RAM typeLPDDR3LPDDR3LPDDR3
RAM channelsDouble channelDouble channelDouble channel
RAM frequency800 MHz800 MHz800 MHz

Storage

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

Storage16 GB
32 GB
32 GB32 GB

Display

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

Type/technologyIPSLCDIPS
Diagonal size4.7 in
119.38 mm
11.94 cm
5.5 in
139.7 mm
13.97 cm
5.5 in
139.7 mm
13.97 cm
Width2.3 in
58.53 mm
5.85 cm
2.7 in
68.49 mm
6.85 cm
2.7 in
68.49 mm
6.85 cm
Height4.1 in
104.05 mm
10.4 cm
4.79 in
121.76 mm
12.18 cm
4.79 in
121.76 mm
12.18 cm
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution1080 x 1920 pixels1080 x 1920 pixels1080 x 1920 pixels
Pixel density469 ppi
184 ppcm
401 ppi
157 ppcm
401 ppi
157 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area68.66 %74.07 %74.07 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Corning Gorilla Glass 3
LTPS (Low Temperature PolySilicon)
Corning Gorilla Glass 3
LTPS (Low Temperature PolySilicon)
Corning Gorilla Glass 3

Sensors

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

SensorsProximity
Light
Accelerometer
Compass
Gyroscope
Proximity
Light
Accelerometer
Compass
Gyroscope
Proximity
Light
Accelerometer
Compass

Rear camera

The primary camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.

Sensor modelOmniVision OV16825OmniVision OV16825OmniVision OV16825
Sensor typeCMOS BSI 2CMOS BSI 2CMOS BSI 2
Sensor size6.24 x 4.67 mm
0.31 in
6.24 x 4.67 mm
0.31 in
6.24 x 4.67 mm
0.31 in
Pixel size1.354 µm
0.001354 mm
1.354 µm
0.001354 mm
1.354 µm
0.001354 mm
Crop factor5.555.555.55
ISO100 - 1600100 - 1600-
Aperturef/2.2f/2.1-
Focal length and 35 mm equivalent5.45 mm
30.25 mm *(35 mm / full frame)
--
Number of lenses--8
Flash typeLEDLEDLED
Image resolution4608 x 3456 pixels
15.93 MP
4608 x 3456 pixels
15.93 MP
4608 x 3456 pixels
15.93 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS60 fps30 fps30 fps
FeaturesAutofocus
Continuous shooting
Digital zoom
Digital image stabilization
Geotagging
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro mode
Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Geotagging
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro mode
Autofocus
Continuous shooting
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Scene mode
-Largan M8 lens
Sapphire glass
-

Front camera

Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc.

Sensor model--OmniVision OV8835
Sensor typeCMOS BSI-CMOS BSI
Sensor size5.44 x 3.07 mm
0.25 in
-4.59 x 3.45 mm
0.23 in
Pixel size2.024 µm
0.002024 mm
-1.407 µm
0.001407 mm
Crop factor6.93-7.53
Aperturef/2--
Image resolution2688 x 1520 pixels
4.09 MP
3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps-

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
--DTS

Radio

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

RadioNoYesYes
-FM recording-

Tracking/Positioning

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

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

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
802.11ac
Wi-Fi Hotspot
802.11a
802.11b
802.11g
802.11n
802.11ac
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display

Bluetooth

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

Version4.04.04.0
FeaturesA2DPA2DPA2DP
EDR

USB

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

Connector typeMicro USBMicro USBMicro USB
Version2.02.02.0
FeaturesCharging
Mass storage
Charging
Mass storage
On-The-Go
Charging
Mass storage
On-The-Go

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 jackYesYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
Computer sync
OTA sync
Tethering
DLNA
NFC
Computer sync
OTA sync
Tethering
NFC

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
HTML
HTML5

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
eAAC+
MP3
WMA
WAV
AAC
MIDI
MP3
WAV
AAC
MP3
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
H.263
H.264
MPEG-4
WMV
H.263
H.264
MP4
WMV
H.263
H.264
MPEG-4

Battery

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

Capacity2200 mAh2500 mAh2500 mAh
TypeLi-PolymerLi-PolymerLi-Polymer
2G talk time9 h
540 min
0.4 days
27 h
1620 min
1.1 days
8 h 20 min
8.3 h
499.8 min
0.3 days
2G stand-by time220 h
13200 min
9.2 days
-250 h
15000 min
10.4 days
3G talk time9 h
540 min
0.4 days
22 h
1320 min
0.9 days
8 h 20 min
8.3 h
499.8 min
0.3 days
3G stand-by time220 h
13200 min
9.2 days
-250 h
15000 min
10.4 days
FeaturesNon-removableNon-removableRemovable

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)--1.43 W/kg
Body SAR (EU)--0.889 W/kg
Head SAR (USA)-1.43 W/kg-
Body SAR (USA)-0.889 W/kg-
 IUNI U2Gionee Elife E7 32GBAllview X1 Xtreme