Comparison between:
- Onda V919 3G Air Z3735
- Onda X20
- Alldocube M5

Brand and model

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

Onda V919 3G Air Z3735Onda X20Alldocube M5
Onda V919 3G Air Z3735Onda X20
Prices
Alldocube M5
Prices
Model alias--T1006

Design

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

Width239 mm
23.9 cm
0.784 ft
9.409 in
251 mm
25.1 cm
0.823 ft
9.882 in
241.3 mm
24.13 cm
0.792 ft
9.5 in
Height169 mm
16.9 cm
0.554 ft
6.654 in
163 mm
16.3 cm
0.535 ft
6.417 in
171.7 mm
17.17 cm
0.563 ft
6.76 in
Thickness8 mm
0.8 cm
0.026 ft
0.315 in
9.2 mm
0.92 cm
0.03 ft
0.362 in
9.3 mm
0.93 cm
0.031 ft
0.366 in
Weight450 g
0.99 lbs
15.87 oz
550 g
1.21 lbs
19.4 oz
540 g
1.19 lbs
19.05 oz
Volume323.13 cm³
19.62 in³
376.4 cm³
22.86 in³
385.31 cm³
23.4 in³
ColorsGoldWhiteSilver
Body materialsMetalAluminium alloy
Plastic
Aluminium alloy

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 cards122
Features-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
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
CDMA-CDMA 800 MHzCDMA 800 MHz
W-CDMAW-CDMA 850 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
W-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
W-CDMA 900 MHz
W-CDMA 2100 MHz
TD-SCDMA-TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
LTE-LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE 1800 MHz
LTE 2100 MHz
LTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)

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 6
TD-SCDMA
TD-HSDPA
UMTS
EDGE
GPRS
HSPA+
LTE Cat 6
EV-DO Rev. A
TD-SCDMA
TD-HSDPA

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 KitKat
Android 5.1 Lollipop
Microsoft Windows 10
Android 7.0 NougatAndroid 8.0 Oreo

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.

SoCIntel Atom Z3735FMediaTek Helio X20 (MT6797)MediaTek Helio X20 (MT6797)
Process technology22 nm20 nm20 nm
CPUIntel Bay Trail2x 2.1 GHz ARM Cortex-A72, 4x 1.85 GHz ARM Cortex-A53, 4x 1.4 GHz ARM Cortex-A532x 2.3 GHz ARM Cortex-A72, 4x 1.85 GHz ARM Cortex-A53, 4x 1.4 GHz ARM Cortex-A53
CPU bits64 bit64 bit64 bit
Instruction setIA-32 (x86), IA-64 (x64)ARMv8-AARMv8-A
Level 1 cache memory (L1)24 KB + 32 KB--
Level 2 cache memory (L2)2048 KB
2 MB
--
CPU cores41010
CPU frequency1830 MHz2100 MHz2300 MHz
GPUIntel HD GraphicsARM Mali-T880 MP4ARM Mali-T880 MP4
GPU cores-44
GPU frequency646 MHz780 MHz780 MHz
RAM capacity2 GB4 GB4 GB
RAM typeLPDDR3L-RSLPDDR3LPDDR3
RAM channelsSingle channelDouble channelDouble channel
RAM frequency1333 MHz800 MHz800 MHz

Storage

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

Storage64 GB64 GB64 GB
eMMC-eMMC

Memory cards

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

TypesmicroSD
microSDHC
microSDXC
microSD
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/technologyIGZOIPSJDI IPS
Diagonal size9.7 in
246.38 mm
24.64 cm
10.1 in
256.54 mm
25.65 cm
10.1 in
256.54 mm
25.65 cm
Width7.76 in
197.1 mm
19.71 cm
8.56 in
217.55 mm
21.75 cm
8.56 in
217.55 mm
21.75 cm
Height5.82 in
147.83 mm
14.78 cm
5.35 in
135.97 mm
13.6 cm
5.35 in
135.97 mm
13.6 cm
Aspect ratio1.333:1
4:3
1.6:1
16:10
1.6:1
16:10
Resolution2048 x 1536 pixels2560 x 1600 pixels2560 x 1600 pixels
Pixel density264 ppi
103 ppcm
299 ppi
117 ppcm
299 ppi
117 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area72.37 %72.53 %71.62 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
Display manufacturer - Sharp-Display manufacturer - Japan Display Inc.

Sensors

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

SensorsAccelerometerAccelerometerProximity
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 BSICMOSCMOS
Flash type--LED
Image resolution1600 x 1200 pixels
1.92 MP
2592 x 1944 pixels
5.04 MP
2592 x 1944 pixels
5.04 MP
Video resolution--1920 x 1080 pixels
2.07 MP
Video FPS--30 fps
FeaturesAutofocusAutofocus
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

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 resolution1600 x 1200 pixels
1.92 MP
1600 x 1200 pixels
1.92 MP
1600 x 1200 pixels
1.92 MP
Video resolution-640 x 480 pixels
0.31 MP
640 x 480 pixels
0.31 MP
Video FPS-30 fps30 fps

Audio

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

SpeakerLoudspeaker
Stereo speakers
LoudspeakerLoudspeaker

Radio

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

RadioNoYesYes

Tracking/Positioning

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

Tracking/Positioning-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 Display
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Display
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot

Bluetooth

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

Version4.04.04.2
FeaturesA2DP
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
Mass storage
On-The-Go
Charging
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 jackYesYesYes

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

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
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
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
Flash Video
H.264
H.265
MKV
QuickTime
MP4
3GPP
AVI
H.263
H.264
H.265
MKV
MP4
WebM
WMV
Xvid
3GPP
AVI
DivX
H.263
H.264
MKV
QuickTime
MP4
VP9
WebM
WMV
Xvid

Battery

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

Capacity7200 mAh6600 mAh6500 mAh
TypeLi-PolymerLi-PolymerLi-Polymer
Charger output power--5 V / 2 A
FeaturesNon-removableNon-removableNon-removable
 Onda V919 3G Air Z3735Onda X20Alldocube M5