Comparison between:
- Huawei EE Kestrel
- Apple iPhone 4S

Brand and model

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

Huawei EE KestrelApple iPhone 4S
Huawei EE KestrelApple iPhone 4S
Model alias-A1431
A1387
A1387

Design

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

Width65.3 mm
6.53 cm
0.214 ft
2.571 in
58.6 mm
5.86 cm
0.192 ft
2.307 in
Height131 mm
13.1 cm
0.43 ft
5.157 in
115.2 mm
11.52 cm
0.378 ft
4.535 in
Thickness7.85 mm
0.785 cm
0.026 ft
0.309 in
9.3 mm
0.93 cm
0.031 ft
0.366 in
Weight145 g
0.32 lbs
5.11 oz
140 g
0.31 lbs
4.94 oz
Volume67.15 cm³
4.08 in³
62.78 cm³
3.81 in³

SIM card

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

SIM card type-Micro-SIM
Number of SIM cards11

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
CDMA 1900 MHz
CDMA2000-1xEV-DO Rev. A
UMTSUMTS 900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
LTELTE 800 MHz
LTE 1800 MHz
LTE 2600 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
LTE Cat 4
UMTS
EDGE
GPRS
HSPA
EV-DO Rev. A

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 4.3 Jelly BeaniOS 5
iOS 6.1.3
iOS 7.0.4
iOS 8.0.2

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 400 MSM8926Apple A5 APL0498
Process technology28 nm45 nm
CPUARM Cortex-A7ARM Cortex-A9
CPU bits32 bit32 bit
Instruction setARMv7ARMv7
Level 1 cache memory (L1)16 KB + 16 KB32 KB + 32 KB
Level 2 cache memory (L2)1024 KB
1 MB
1024 KB
1 MB
CPU cores42
CPU frequency1200 MHz800 MHz
GPUQualcomm Adreno 305PowerVR SGX543 MP2
GPU cores12
RAM capacity1 GB512 MB
RAM type-LPDDR2
RAM channels-Double channel
RAM frequency-400 MHz

Storage

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

Storage8 GB8 GB
16 GB
32 GB
64 GB

Memory cards

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

TypesmicroSD
microSDHC
microSDXC
-

Display

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

Type/technologyLCDIPS
Diagonal size4.5 in
114.3 mm
11.43 cm
3.5 in
88.9 mm
8.89 cm
Width2.21 in
56.04 mm
5.6 cm
1.94 in
49.31 mm
4.93 cm
Height3.92 in
99.62 mm
9.96 cm
2.91 in
73.97 mm
7.4 cm
Aspect ratio1.778:1
16:9
1.5:1
3:2
Resolution540 x 960 pixels640 x 960 pixels
Pixel density245 ppi
96 ppcm
330 ppi
129 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
Display area65.47 %54.21 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Scratch resistant
-Corning Gorilla Glass
LED-backlit
Oleophobic (lipophobic) coating

Sensors

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

SensorsProximity
Light
Accelerometer
Compass
Proximity
Light
Accelerometer
Compass
Gyroscope

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 model-Sony IMX145 Exmor RS
Sensor type-CMOS
Sensor size-4.54 x 3.42 mm
0.22 in
Pixel size-1.391 µm
0.001391 mm
Crop factor-7.61
ISO-64 - 800
Aperture-f/2.4
Shutter speed-1/15 - 1/30000
Focal length and 35 mm equivalent-4.28 mm
32.58 mm *(35 mm / full frame)
Flash typeLEDLED
Image resolution2592 x 1944 pixels
5.04 MP
3264 x 2448 pixels
7.99 MP
Video resolution1280 x 720 pixels
0.92 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps
FeaturesAutofocus
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Autofocus
Digital image stabilization
Geotagging
Touch focus
Face detection

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.

Image resolution-640 x 480 pixels
0.31 MP
Video resolution640 x 480 pixels
0.31 MP
640 x 480 pixels
0.31 MP
Video FPS-30 fps
1 MP-

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.

RadioYesNo

Tracking/Positioning

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

Tracking/PositioningGPS
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
802.11b
802.11g
802.11n
Wi-Fi Hotspot

Bluetooth

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

Version4.04.0
FeaturesA2DPA2DP
AVCTP
AVDTP
AVRCP
BNEP
GAVDP
HFP
HID
PAN
PBAP
SPP

USB

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

Connector typeMicro USB-
Version2.02.0
FeaturesCharging
Mass storage
On-The-Go
Charging
Proprietary

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
Computer sync
OTA sync
Tethering
TV-Out

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

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
MP3
WMA
WAV
AAC
eAAC+
M4A
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/codecsH.264
MP4
H.264
QuickTime
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.

Capacity2000 mAh1432 mAh
TypeLi-PolymerLi-Polymer
2G talk time-14 h
840 min
0.6 days
2G stand-by time-200 h
12000 min
8.3 days
3G talk time-8 h
480 min
0.3 days
3G stand-by time-200 h
12000 min
8.3 days
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)-0.99 W/kg
Body SAR (EU)-0.99 W/kg
Head SAR (USA)-1.18 W/kg
Body SAR (USA)-1.19 W/kg
 Huawei EE KestrelApple iPhone 4S