Comparison between:
- Cat B15Q
- Cat S50
- Cat B15
- Cat B100

Brand and model

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

Cat B15QCat S50Cat B15Cat B100
Cat B15QCat S50Cat B15Cat B100

Design

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

Width69.5 mm
6.95 cm
0.228 ft
2.736 in
77 mm
7.7 cm
0.253 ft
3.031 in
69.5 mm
6.95 cm
0.228 ft
2.736 in
56 mm
5.6 cm
0.184 ft
2.205 in
Height125 mm
12.5 cm
0.41 ft
4.921 in
144.5 mm
14.45 cm
0.474 ft
5.689 in
125 mm
12.5 cm
0.41 ft
4.921 in
123 mm
12.3 cm
0.404 ft
4.843 in
Thickness14.95 mm
1.495 cm
0.049 ft
0.589 in
12.7 mm
1.27 cm
0.042 ft
0.5 in
14.95 mm
1.495 cm
0.049 ft
0.589 in
17.5 mm
1.75 cm
0.057 ft
0.689 in
Weight170 g
0.37 lbs
6 oz
185 g
0.41 lbs
6.53 oz
170 g
0.37 lbs
6 oz
136 g
0.3 lbs
4.8 oz
Volume129.88 cm³
7.89 in³
141.31 cm³
8.58 in³
129.88 cm³
7.89 in³
120.54 cm³
7.32 in³
ColorsBlackBlack
White
BlackBlack
Body materialsAluminium alloy---
CertificationIP67
MIL-STD-810G
IP67
MIL-STD-810G
IP67IP67
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 typeMini-SIMMicro-SIMMini-SIMMini-SIM
Number of SIM cards1111
FeaturesDual SIM optional (A variant of the model with two SIM card slots is available)-Dual SIM optional (A variant of the model with two SIM card slots is available)-

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 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
UMTSUMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 900 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 1900 MHz
LTE-LTE 800 MHz
LTE 850 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+
UMTS
EDGE
GPRS
HSPA
LTE Cat 4
UMTS
EDGE
GPRS
HSPA
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 4.4.2 KitKatAndroid 4.4.2 KitKatAndroid 4.1.2 Jelly BeanNucleus 2.1

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 MT6582MQualcomm Snapdragon 400 (MSM8926)MediaTek MT6577MediaTek MT6276W
Process technology28 nm28 nm40 nm-
CPU4x 1.3 GHz ARM Cortex-A74x 1.2 GHz ARM Cortex-A72x 1.0 GHz ARM Cortex-A9-
CPU bits32 bit32 bit32 bit-
Instruction setARMv7-AARMv7-AARMv7-A-
Level 1 cache memory (L1)32 KB + 32 KB16 KB + 16 KB32 KB + 32 KB-
Level 2 cache memory (L2)512 KB
0.5 MB
1024 KB
1 MB
1024 KB
1 MB
-
CPU cores4421
CPU frequency1300 MHz1200 MHz1000 MHz-
GPUARM Mali-400 MP2Qualcomm Adreno 305IMG PowerVR SGX531 Ultra-
GPU cores21--
GPU frequency400 MHz450 MHz522 MHz-
RAM capacity1 GB2 GB512 MB64 MB
RAM typeLPDDR2/LPDDR3LPDDR2/LPDDR3LPDDR2-
RAM channelsSingle channelSingle channelSingle channel-
RAM frequency533 MHz533 MHz533 MHz-

Storage

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

Storage4 GB8 GB4 GB128 MB

Memory cards

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

TypesmicroSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC
microSD
microSDHC
microSD
microSDHC

Display

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

Type/technologyLCDLCDLCDTFT
Diagonal size4 in
101.6 mm
10.16 cm
4.7 in
119.38 mm
11.94 cm
4 in
101.6 mm
10.16 cm
2.2 in
55.88 mm
5.59 cm
Width2.06 in
52.27 mm
5.23 cm
2.3 in
58.53 mm
5.85 cm
2.06 in
52.27 mm
5.23 cm
1.32 in
33.53 mm
3.35 cm
Height3.43 in
87.12 mm
8.71 cm
4.1 in
104.05 mm
10.4 cm
3.43 in
87.12 mm
8.71 cm
1.76 in
44.7 mm
4.47 cm
Aspect ratio1.667:1
5:3
1.778:1
16:9
1.667:1
5:3
1.333:1
4:3
Resolution480 x 800 pixels720 x 1280 pixels480 x 800 pixels240 x 320 pixels
Pixel density233 ppi
91 ppcm
312 ppi
122 ppcm
233 ppi
91 ppcm
182 ppi
71 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
--
Display area52.59 %54.91 %52.59 %21.83 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
-
Corning Gorilla GlassCorning Gorilla Glass 3Corning Gorilla Glass
Wet finger tracking
-

Sensors

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

SensorsProximity
Light
Accelerometer
Proximity
Light
Accelerometer
Compass
Proximity
Light
Accelerometer
-

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 type-CMOS--
Aperturef/2.4---
Flash typeLEDLED--
Image resolution2560 x 1920 pixels
4.92 MP
3200 x 2400 pixels
7.68 MP
2592 x 1944 pixels
5.04 MP
2048 x 1536 pixels
3.15 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1280 x 720 pixels
0.92 MP
320 x 240 pixels
0.08 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesAutofocus
Continuous shooting
Digital zoom
Digital image stabilization
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Autofocus
Digital zoom
White balance settings
ISO settings
Exposure compensation
Autofocus
Continuous shooting
Geotagging
Face detection
Digital zoom
Exposure compensation

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.

Aperturef/2.8---
Image resolution556 x 417 pixels
0.23 MP
640 x 480 pixels
0.31 MP
--
Video resolution-640 x 480 pixels
0.31 MP
640 x 480 pixels
0.31 MP
-
--0.3 MP-

Audio

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

SpeakerLoudspeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
-HAC (M4/T4) - Hearing Aid CompatibilityHAC (M3/T3) - Hearing Aid CompatibilityHAC (M3/T3) - Hearing Aid Compatibility

Radio

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

Radio-YesYesYes

Tracking/Positioning

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

Tracking/PositioningGPS
A-GPS
GPS
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-Fi802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
802.11g
802.11n
802.11n 5GHz
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
802.11g
802.11n
-

Bluetooth

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

Version4.04.03.02.0
FeaturesA2DPA2DPA2DP
HS
A2DP
AVRCP
DUN
EDR
FTP
SPP

USB

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

Connector typeMicro USBMicro USBMicro USBMicro USB
Version2.02.02.02.0
FeaturesCharging
Mass storage
Charging
Mass storage
On-The-Go
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 jackYesYesYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
Computer sync
OTA sync
Tethering
NFC
Computer sync
OTA sync
-

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
WAP 2.0

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
MIDI
MP3
WAV
Vorbis
AAC
AMR
AMR-WB
MIDI
MP3
WMA
WAV
AAC
AMR
AMR-WB
eAAC+
MIDI
MP3
WAV
AAC
AAC+
AMR
AMR-WB
MIDI
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.263
H.264
MPEG-4
VP8
3GPP
H.263
H.264
MPEG-4
VP8
H.263
H.264
MPEG-4
VP8
3GPP
H.263
H.264
MP4

Battery

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

Capacity2000 mAh2630 mAh2000 mAh1150 mAh
TypeLi-IonLi-IonLi-IonLi-Ion
2G talk time16 h
960 min
0.7 days
16 h
960 min
0.7 days
16 h 30 min
16.5 h
990 min
0.7 days
10 h
600 min
0.4 days
2G stand-by time624 h
37440 min
26 days
-456 h
27360 min
19 days
550 h
33000 min
22.9 days
3G talk time16 h
960 min
0.7 days
16 h
960 min
0.7 days
16 h 30 min
16.5 h
990 min
0.7 days
10 h
600 min
0.4 days
3G stand-by time456 h
27360 min
19 days
-456 h
27360 min
19 days
550 h
33000 min
22.9 days
FeaturesRemovableWireless charging
Non-removable
RemovableRemovable
Battery model: B10-2Qi wireless charging--

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)0.51 W/kg0.4 W/kg0.9 W/kg0.951 W/kg
Body SAR (EU)0.554 W/kg0.417 W/kg0.79 W/kg0.562 W/kg
Head SAR (USA)0.74 W/kg0.76 W/kg0.74 W/kg1.13 W/kg
Body SAR (USA)0.9 W/kg1.13 W/kg0.93 W/kg0.87 W/kg
 Cat B15QCat S50Cat B15Cat B100