Comparison between:
- Onda V919 3G Air Z3735
- Onda V919 Air CH
- Onda V919 4G Air
- Onda OBook10 Dual OS

Brand and model

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

Onda V919 3G Air Z3735Onda V919 Air CHOnda V919 4G AirOnda OBook10 Dual OS
Onda V919 3G Air Z3735Onda V919 Air CHOnda V919 4G AirOnda OBook10 Dual OS
Model alias---OBook 10 Dual OS
OBook 10 Dual boot
OBook10 Dual boot

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
240 mm
24 cm
0.787 ft
9.449 in
240 mm
24 cm
0.787 ft
9.449 in
250 mm
25 cm
0.82 ft
9.843 in
Height169 mm
16.9 cm
0.554 ft
6.654 in
170 mm
17 cm
0.558 ft
6.693 in
170 mm
17 cm
0.558 ft
6.693 in
164 mm
16.4 cm
0.538 ft
6.457 in
Thickness8 mm
0.8 cm
0.026 ft
0.315 in
7.9 mm
0.79 cm
0.026 ft
0.311 in
8.4 mm
0.84 cm
0.028 ft
0.331 in
8 mm
0.8 cm
0.026 ft
0.315 in
Weight450 g
0.99 lbs
15.87 oz
450 g
0.99 lbs
15.87 oz
518 g
1.14 lbs
18.27 oz
575 g
1.27 lbs
20.28 oz
Volume323.13 cm³
19.62 in³
322.32 cm³
19.57 in³
342.72 cm³
20.81 in³
328 cm³
19.92 in³
ColorsGoldGoldWhiteGold
Body materialsMetalMetalMetalPlastic

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-Micro-SIM-
Number of SIM cards1-1-

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
-
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
-
TD-SCDMA--TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
-
LTE--LTE 700 MHz Class 17
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)
-

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
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
Microsoft Windows 10Android 4.4 KitKatAndroid 5.1 Lollipop
Microsoft Windows 10

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 Z3735FIntel Atom x5-Z8300MediaTek MT8752Intel Atom x5-Z8300
Process technology22 nm14 nm28 nm14 nm
CPUIntel Bay TrailIntel Cherry TrailARM Cortex-A53Intel Cherry Trail
CPU bits64 bit64 bit64 bit64 bit
Instruction setIA-32 (x86), IA-64 (x64)IA-32 (x86), IA-64 (x64)ARMv8IA-32 (x86), IA-64 (x64)
Level 1 cache memory (L1)24 KB + 32 KB24 KB + 32 KB32 KB + 32 KB24 KB + 32 KB
Level 2 cache memory (L2)2048 KB
2 MB
2048 KB
2 MB
1024 KB
1 MB
2048 KB
2 MB
CPU cores4484
CPU frequency1830 MHz1840 MHz1700 MHz1840 MHz
GPUIntel HD GraphicsIntel HD GraphicsARM Mali-T760 MP2Intel HD Graphics
GPU cores--2-
GPU frequency646 MHz500 MHz700 MHz500 MHz
RAM capacity2 GB4 GB2 GB4 GB
RAM typeLPDDR3L-RSLPDDR3L-RSLPDDR3LPDDR3L-RS
RAM channelsSingle channelSingle channel-Single channel
RAM frequency1333 MHz1600 MHz-1600 MHz

Storage

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

Storage64 GB64 GB32 GB64 GB
eMMCeMMCeMMCeMMC

Memory cards

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

TypesmicroSD
microSDHC
microSDXC
microSD
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/technologyIGZOIPSIPSIPS
Diagonal size9.7 in
246.38 mm
24.64 cm
9.7 in
246.38 mm
24.64 cm
9.7 in
246.38 mm
24.64 cm
10.1 in
256.54 mm
25.65 cm
Width7.76 in
197.1 mm
19.71 cm
7.76 in
197.1 mm
19.71 cm
7.76 in
197.1 mm
19.71 cm
8.56 in
217.55 mm
21.75 cm
Height5.82 in
147.83 mm
14.78 cm
5.82 in
147.83 mm
14.78 cm
5.82 in
147.83 mm
14.78 cm
5.35 in
135.97 mm
13.6 cm
Aspect ratio1.333:1
4:3
1.333:1
4:3
1.333:1
4:3
1.6:1
16:10
Resolution2048 x 1536 pixels2048 x 1536 pixels2048 x 1536 pixels1280 x 800 pixels
Pixel density264 ppi
103 ppcm
264 ppi
103 ppcm
264 ppi
103 ppcm
149 ppi
58 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area72.37 %71.65 %71.65 %72.38 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
Display manufacturer - SharpViewing angle - 178°--

Sensors

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

SensorsAccelerometerAccelerometerLight
Accelerometer
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 BSI-
Image resolution1600 x 1200 pixels
1.92 MP
2592 x 1944 pixels
5.04 MP
2592 x 1944 pixels
5.04 MP
-
FeaturesAutofocusAutofocus
Digital zoom
Touch focus
Face detection
Self-timer
Scene mode
Autofocus
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.

Image resolution1600 x 1200 pixels
1.92 MP
1600 x 1200 pixels
1.92 MP
1600 x 1200 pixels
1.92 MP
1600 x 1200 pixels
1.92 MP

Audio

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

SpeakerLoudspeaker
Stereo speakers
LoudspeakerLoudspeakerLoudspeaker

Radio

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

RadioNoNoNoNo

Tracking/Positioning

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

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

Bluetooth

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

Version4.04.04.04.0
FeaturesA2DP
LE
A2DPA2DPA2DP

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

HDMI

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

HDMI---Micro HDMI (Type D)

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
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
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
eAAC+
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
AAC
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
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
MKV
MP4
Xvid
3GPP
DivX
H.264
H.265
VP9
WMV
Xvid
3GPP
AVI
H.263
H.264
H.265
MP4
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 mAh8000 mAh8000 mAh6000 mAh
TypeLi-PolymerLi-PolymerLi-PolymerLi-Polymer
Charger output power---5 V / 2.5 A
FeaturesNon-removableNon-removableNon-removableNon-removable

Additional features

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

Additional features---Docking connector
 Onda V919 3G Air Z3735Onda V919 Air CHOnda V919 4G AirOnda OBook10 Dual OS