Comparison between:
- Sigma Mobile X-treme PQ51
- Sigma Mobile X-treme PQ52

Brand and model

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

Sigma Mobile X-treme PQ51Sigma Mobile X-treme PQ52
Sigma Mobile X-treme PQ51Sigma Mobile X-treme PQ52
Model aliasPQ51PQ52

Design

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

Width76 mm
7.6 cm
0.249 ft
2.992 in
74 mm
7.4 cm
0.243 ft
2.913 in
Height148 mm
14.8 cm
0.486 ft
5.827 in
144 mm
14.4 cm
0.472 ft
5.669 in
Thickness12 mm
1.2 cm
0.039 ft
0.472 in
10 mm
1 cm
0.033 ft
0.394 in
Weight214 g
0.47 lbs
7.55 oz
178 g
0.39 lbs
6.28 oz
Volume134.98 cm³
8.2 in³
106.56 cm³
6.47 in³
ColorsBlack
Red
Black
Red
Body materialsPlastic
Rubber
Rubber
Plastic
CertificationIP68IP68

SIM card

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

SIM card typeNano-SIMNano-SIM
Number of SIM cards22
FeaturesDual SIM stand-by (Both cards are active. When one is busy, the other is not active)Dual 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
UMTSUMTS 900 MHz
UMTS 2100 MHz
UMTS 900 MHz
UMTS 2100 MHz
LTELTE 800 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 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
GPRS
HSPA+
LTE Cat 4
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4

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 7.0 NougatAndroid 7.0 Nougat

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 MT6737MediaTek MT6737T
Process technology28 nm28 nm
CPUARM Cortex-A53ARM Cortex-A53
CPU bits64 bit64 bit
Instruction setARMv8-AARMv8-A
Level 1 cache memory (L1)32 KB + 32 KB32 KB + 32 KB
Level 2 cache memory (L2)512 KB
0.5 MB
512 KB
0.5 MB
CPU cores44
CPU frequency1300 MHz1500 MHz
GPUARM Mali-T720 MP1ARM Mali-T720 MP2
GPU cores12
GPU frequency600 MHz600 MHz
RAM capacity2 GB3 GB
RAM typeLPDDR3LPDDR3
RAM channelsSingle channelSingle channel
RAM frequency640 MHz733 MHz

Storage

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

Storage16 GB32 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 size5.2 in
132.08 mm
13.21 cm
5 in
127 mm
12.7 cm
Width2.55 in
64.75 mm
6.48 cm
2.45 in
62.26 mm
6.23 cm
Height4.53 in
115.12 mm
11.51 cm
4.36 in
110.69 mm
11.07 cm
Aspect ratio1.778:1
16:9
1.778:1
16:9
Resolution720 x 1280 pixels720 x 1280 pixels
Pixel density282 ppi
110 ppcm
294 ppi
115 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
Display area66.49 %64.89 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Corning Gorilla Glass 3Corning Gorilla Glass 3

Sensors

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

SensorsProximity
Light
Accelerometer
Magnetometer
Fingerprint
Proximity
Light
Accelerometer
Magnetometer

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-Samsung S5K3L8
Sensor typeCMOSISOCELL
Sensor size-4.69 x 3.52 mm
0.23 in
Pixel size-1.127 µm
0.001127 mm
Crop factor-7.38
Flash typeLEDLED
Image resolution4160 x 3120 pixels
12.98 MP
4160 x 3120 pixels
12.98 MP
Video resolution1280 x 720 pixels
0.92 MP
1280 x 720 pixels
0.92 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
Secondary rear camera - 0.3 MP-

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.

Auxiliary light-LED
Image resolution2560 x 1920 pixels
4.92 MP
2560 x 1920 pixels
4.92 MP
Video resolution640 x 480 pixels
0.31 MP
640 x 480 pixels
0.31 MP
Video FPS30 fps30 fps
Secondary front camera - 0.3 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.

RadioYesYes

Tracking/Positioning

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

Tracking/PositioningGPS
A-GPS
GLONASS
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
Wi-Fi Hotspot
Wi-Fi Direct
802.11a
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.

Version4.04.0
FeaturesA2DP
EDR
LE
A2DP
EDR
LE

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
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 jackYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer 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

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+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
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
MKV
QuickTime
MP4
WebM
Xvid
3GPP
AVI
MKV
QuickTime
MP4
WebM
Xvid

Battery

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

Capacity3700 mAh3000 mAh
TypeLi-PolymerLi-Polymer
Charger output power5 V / 2 A-
Quick charge technologyMediaTek Pump Express-
FeaturesFast charging
Non-removable
Non-removable
 Sigma Mobile X-treme PQ51Sigma Mobile X-treme PQ52