Comparison between:
- Samsung Galaxy S4 Active LTE-A
- Uhans S1
- IUNI U2

Brand and model

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

Samsung Galaxy S4 Active LTE-AUhans S1IUNI U2
Samsung Galaxy S4 Active LTE-AUhans S1IUNI U2
Model aliasSHV-E470S
E470S
-U810

Design

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

Width71.3 mm
7.13 cm
0.234 ft
2.807 in
69.1 mm
6.91 cm
0.227 ft
2.72 in
65 mm
6.5 cm
0.213 ft
2.559 in
Height139.7 mm
13.97 cm
0.458 ft
5.5 in
140 mm
14 cm
0.459 ft
5.512 in
136.9 mm
13.69 cm
0.449 ft
5.39 in
Thickness9.1 mm
0.91 cm
0.03 ft
0.358 in
7.3 mm
0.73 cm
0.024 ft
0.287 in
10.2 mm
1.02 cm
0.033 ft
0.402 in
Weight147 g
0.32 lbs
5.19 oz
153 g
0.34 lbs
5.4 oz
145 g
0.32 lbs
5.11 oz
Volume90.64 cm³
5.5 in³
70.62 cm³
4.29 in³
90.76 cm³
5.51 in³
ColorsPink
Blue
Black
White
Black
Silver
Green
Body materials-Glass
Metal
Aluminium alloy
CertificationIP67--

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 cards121

Networks

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

GSMGSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
W-CDMA-W-CDMA 900 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
W-CDMA 900 MHz
W-CDMA 2100 MHz
UMTSUMTS 850 MHz
UMTS 1900 MHz
UMTS 2100 MHz
--
LTELTE 850 MHz
LTE 1800 MHz
LTE 800 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 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 Class 33
GPRS Class 33
HSPA+
LTE Cat 4
LTE-A
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4
UMTS
EDGE
GPRS
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)Android 4.2.2 Jelly Bean
Android 4.4 KitKat
Android 5.0.1 Lollipop
Freeme 6.1 (Android 6.0 Marshmallow)IUNI (Android 4.3 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 MSM8974MediaTek MT6753Qualcomm Snapdragon 800 MSM8974AA
Process technology28 nm28 nm28 nm
CPUKrait 400ARM Cortex-A53Krait 400
CPU bits32 bit64 bit32 bit
Instruction setARMv7ARMv8-AARMv7
Level 0 cache memory (L0)4 KB + 4 KB-4 KB + 4 KB
Level 1 cache memory (L1)16 KB + 16 KB32 KB + 32 KB16 KB + 16 KB
Level 2 cache memory (L2)2048 KB
2 MB
512 KB
0.5 MB
2048 KB
2 MB
CPU cores484
CPU frequency2300 MHz1300 MHz2200 MHz
GPUQualcomm Adreno 330ARM Mali-T720 MP3Qualcomm Adreno 330
GPU cores434
GPU frequency450 MHz450 MHz450 MHz
RAM capacity2 GB3 GB2 GB
3 GB
RAM typeLPDDR3LPDDR3LPDDR3
RAM channelsDouble channelSingle channelDouble channel
RAM frequency800 MHz666 MHz800 MHz

Storage

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

Storage16 GB
32 GB
32 GB16 GB
32 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/technologyTFTIPSIPS
Diagonal size5 in
127 mm
12.7 cm
5 in
127 mm
12.7 cm
4.7 in
119.38 mm
11.94 cm
Width2.45 in
62.26 mm
6.23 cm
2.45 in
62.26 mm
6.23 cm
2.3 in
58.53 mm
5.85 cm
Height4.36 in
110.69 mm
11.07 cm
4.36 in
110.69 mm
11.07 cm
4.1 in
104.05 mm
10.4 cm
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution1080 x 1920 pixels720 x 1280 pixels1080 x 1920 pixels
Pixel density441 ppi
173 ppcm
294 ppi
115 ppcm
469 ppi
184 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area69.42 %71.47 %68.66 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Corning Gorilla Glass 3
mDNIe technology - mobile Digital Natural Image engine technology
2.5D curved glass screenCorning Gorilla Glass 3
LTPS (Low Temperature PolySilicon)

Sensors

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

SensorsProximity
Accelerometer
Compass
Gyroscope
Barometer
Proximity
Light
Accelerometer
Fingerprint
Proximity
Light
Accelerometer
Compass
Gyroscope
-Fingerprint sensor model - Goodix GF5118M-

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 IMX214 Exmor RSOmniVision OV16825
Sensor typeCMOSCMOSCMOS BSI 2
Sensor size-4.69 x 3.52 mm
0.23 in
6.24 x 4.67 mm
0.31 in
Pixel size-1.127 µm
0.001127 mm
1.354 µm
0.001354 mm
Crop factor-7.385.55
ISO--100 - 1600
Aperture-f/2f/2.2
Focal length and 35 mm equivalent--5.45 mm
30.25 mm *(35 mm / full frame)
Flash typeLEDLEDLED
Image resolution4128 x 3096 pixels
12.78 MP
4160 x 3120 pixels
12.98 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 FPS30 fps30 fps60 fps
FeaturesAutofocus
Digital image stabilization
Geotagging
HDR
Touch focus
Face detection
White balance settings
ISO settings
Scene mode
Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Phase detection autofocus (PDAF)
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

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 type--CMOS BSI
Sensor size--5.44 x 3.07 mm
0.25 in
Pixel size--2.024 µm
0.002024 mm
Crop factor--6.93
Aperture--f/2
Image resolution1920 x 1080 pixels
2.07 MP
2560 x 1920 pixels
4.92 MP
2688 x 1520 pixels
4.09 MP
Video resolution1920 x 1080 pixels
2.07 MP
-1920 x 1080 pixels
2.07 MP
Video FPS30 fps-30 fps

Audio

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

SpeakerLoudspeaker
Earpiece
LoudspeakerLoudspeaker
Earpiece

Radio

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

RadioNoYesNo

Tracking/Positioning

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

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

Wi-Fi

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

Wi-Fi802.11a
802.11b
802.11g
802.11n
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
802.11g
802.11n
802.11ac
Wi-Fi Hotspot

Bluetooth

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

Version4.04.04.0
FeaturesA2DP
EDR
LE
A2DPA2DP

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
Host
Mass storage
On-The-Go
Charging
Mass storage
Charging
Mass storage

HDMI

The High-Definition Multimedia Interface (HDMI) is considered to be the digital alternative of the analog audio/video interface standards.

HDMIMicro USB to HDMI MHL adapter--

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
Infrared
Tethering
DLNA
NFC
Computer sync
OTA sync
Tethering
Computer sync
OTA sync
Tethering

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
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
AAC+
eAAC+
FLAC
MP3
WAV
AAC
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
eAAC+
MP3
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/codecsDivX
H.263
H.264
MP4
WMV
Xvid
3GPP
AVI
MP4
WebM
WMV
Xvid
3GPP
H.263
H.264
MPEG-4
WMV

Battery

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

Capacity2600 mAh2200 mAh2200 mAh
TypeLi-IonLi-IonLi-Polymer
2G talk time--9 h
540 min
0.4 days
2G stand-by time--220 h
13200 min
9.2 days
3G talk time17 h
1020 min
0.7 days
-9 h
540 min
0.4 days
3G stand-by time360 h
21600 min
15 days
-220 h
13200 min
9.2 days
4G stand-by time330 h
19800 min
13.8 days
--
Charger output power-5 V / 1 A-
FeaturesRemovableNon-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)0.521 W/kg--
Body SAR (EU)0.305 W/kg--
Head SAR (USA)1.25 W/kg--
Body SAR (USA)0.74 W/kg--

Additional features

Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.

Additional featuresFlashlight--
 Samsung Galaxy S4 Active LTE-AUhans S1IUNI U2