Comparison between:
- BLU Advance 4.0M
- ZTE Compel
- ZTE Obsidian
- ZTE Zinger

Brand and model

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

BLU Advance 4.0MZTE CompelZTE ObsidianZTE Zinger
BLU Advance 4.0MZTE CompelZTE ObsidianZTE Zinger
Model aliasAdvance 4.0 M
A090L
A090U
Z830--

Design

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

Width61.5 mm
6.15 cm
0.202 ft
2.421 in
65 mm
6.5 cm
0.213 ft
2.559 in
68.6 mm
6.86 cm
0.225 ft
2.701 in
62 mm
6.2 cm
0.203 ft
2.441 in
Height123.6 mm
12.36 cm
0.406 ft
4.866 in
124.9 mm
12.49 cm
0.41 ft
4.917 in
137.4 mm
13.74 cm
0.451 ft
5.409 in
117.6 mm
11.76 cm
0.386 ft
4.63 in
Thickness10.3 mm
1.03 cm
0.034 ft
0.406 in
11.4 mm
1.14 cm
0.037 ft
0.449 in
10.16 mm
1.016 cm
0.033 ft
0.4 in
12.2 mm
1.22 cm
0.04 ft
0.48 in
Weight123 g
0.27 lbs
4.34 oz
145 g
0.32 lbs
5.13 oz
132 g
0.29 lbs
4.66 oz
110 g
0.24 lbs
3.88 oz
Volume78.29 cm³
4.75 in³
92.55 cm³
5.62 in³
95.76 cm³
5.82 in³
88.95 cm³
5.4 in³
ColorsWhite
Black
Blue
BlackBlackBlue
Body materialsPlasticPlasticPlasticPlastic

SIM card

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

SIM card typeMicro-SIM
Mini-SIM
-Micro-SIM-
Number of SIM cards2111

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 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 1900 MHz
UMTSUMTS 850 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 1900 MHz
UMTS 850 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
UMTS 850 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
LTE-LTE 850 MHz
LTE 1900 MHz
LTE 700 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 700 MHz (B12)
-

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+
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 6.0 MarshmallowAndroid 4.4.2 KitKatAndroid 5.1 LollipopAndroid 4.4 KitKat

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.

SoCSpreadtrum SC7731GQualcomm Snapdragon 400 MSM8926MediaTek MT6735MQualcomm Snapdragon 200 MSM8210
Process technology28 nm28 nm28 nm28 nm
CPUARM Cortex-A7ARM Cortex-A7ARM Cortex-A53ARM Cortex-A7
CPU bits32 bit32 bit64 bit32 bit
Instruction setARMv7ARMv7ARMv8-AARMv7
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
512 KB
0.5 MB
1024 KB
1 MB
CPU cores4442
CPU frequency1200 MHz1200 MHz1000 MHz1200 MHz
GPUARM Mali-400 MP2Qualcomm Adreno 305ARM Mali-T720 MP1Qualcomm Adreno 302
GPU cores211-
GPU frequency400 MHz-500 MHz-
RAM capacity512 MB1 GB1 GB512 MB
RAM type--LPDDR3LPDDR2
RAM channels--Single channel-
RAM frequency--533 MHz-

Storage

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

Storage4 GB4 GB4 GB4 GB

Memory cards

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

TypesmicroSD
microSDHC
microSDXC
microSD
microSDHC
microSD
microSDHC
microSDXC
microSD
microSDHC

Display

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

Type/technologyTFTTFTTFTTFT
Diagonal size4 in
101.6 mm
10.16 cm
4 in
101.6 mm
10.16 cm
4.5 in
114.3 mm
11.43 cm
3.5 in
88.9 mm
8.89 cm
Width2.06 in
52.27 mm
5.23 cm
2.06 in
52.27 mm
5.23 cm
2.2 in
56 mm
5.6 cm
1.94 in
49.31 mm
4.93 cm
Height3.43 in
87.12 mm
8.71 cm
3.43 in
87.12 mm
8.71 cm
3.92 in
99.64 mm
9.96 cm
2.91 in
73.97 mm
7.4 cm
Aspect ratio1.667:1
5:3
1.667:1
5:3
1.779:11.5:1
3:2
Resolution480 x 800 pixels480 x 800 pixels480 x 854 pixels320 x 480 pixels
Pixel density233 ppi
91 ppcm
233 ppi
91 ppcm
218 ppi
85 ppcm
165 ppi
64 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area60.1 %56.28 %59.39 %50.19 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch

Sensors

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

SensorsAccelerometerProximity
Accelerometer
Proximity
Light
Accelerometer
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 typeCMOS-CMOS-
Flash typeDual LEDLEDLED-
Image resolution1600 x 1200 pixels
1.92 MP
2592 x 1944 pixels
5.04 MP
2560 x 1920 pixels
4.92 MP
1600 x 1200 pixels
1.92 MP
Video resolution1280 x 720 pixels
0.92 MP
1280 x 720 pixels
0.92 MP
1280 x 720 pixels
0.92 MP
-
Video FPS30 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
Digital zoom
Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Scene mode
Digital zoom
Geotagging

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 lightLED---
Image resolution640 x 480 pixels
0.31 MP
-1600 x 1200 pixels
1.92 MP
640 x 480 pixels
0.31 MP
Video resolution640 x 480 pixels
0.31 MP
--640 x 480 pixels
0.31 MP
Video FPS30 fps---

Audio

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

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

Radio

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

RadioYesYesYesNo

Tracking/Positioning

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

Tracking/PositioningGPS
A-GPS
GPS
A-GPS
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
802.11b
802.11g
802.11n
Wi-Fi Hotspot
802.11b
802.11g
802.11n
Wi-Fi Hotspot
802.11b
802.11g
802.11n
Wi-Fi Direct

Bluetooth

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

Version4.04.04.04.0
FeaturesA2DPA2DP
LE
A2DP
AVRCP
HID
MAP
OPP
PBAP
A2DP

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
Charging
Mass storage
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
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
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+
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
eAAC+
MIDI
MP3
WMA
WAV
AAC
AAC+
AMR
M4A
MIDI
MP3
OGG
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
MP4
Xvid
3GPP
MP4
3GPP
AVI
MP4
WMV
Xvid
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.

Capacity1300 mAh1820 mAh1980 mAh1500 mAh
TypeLi-IonLi-IonLi-IonLi-Ion
2G talk time4 h
240 min
0.2 days
4 h 30 min
4.5 h
270 min
0.2 days
6 h
360 min
0.3 days
6 h
360 min
0.3 days
2G stand-by time130 h
7800 min
5.4 days
360 h
21600 min
15 days
250 h
15000 min
10.4 days
192 h
11520 min
8 days
3G talk time4 h
240 min
0.2 days
4 h 30 min
4.5 h
270 min
0.2 days
6 h
360 min
0.3 days
6 h
360 min
0.3 days
3G stand-by time130 h
7800 min
5.4 days
360 h
21600 min
15 days
250 h
15000 min
10.4 days
192 h
11520 min
8 days
FeaturesRemovableRemovableRemovableRemovable

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 (USA)1.107 W/kg-1.08 W/kg1.34 W/kg
Body SAR (USA)1.165 W/kg-0.77 W/kg1.44 W/kg
 BLU Advance 4.0MZTE CompelZTE ObsidianZTE Zinger