Comparison between:
- Xiaomi Mi Pad Mi515
- Sony Xperia Tablet Z LTE
- iBall Brace-X1 4G
- Asus VivoTab Note 8

Brand and model

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

Xiaomi Mi Pad Mi515Sony Xperia Tablet Z LTEiBall Brace-X1 4GAsus VivoTab Note 8
Xiaomi Mi Pad Mi515
Prices
Sony Xperia Tablet Z LTE
Prices
iBall Brace-X1 4GAsus VivoTab Note 8
Model aliasMiPadPollux Gina
SGP321
SO-03E
Brace X1 LTEM80TA

Design

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

Width202.1 mm
20.21 cm
0.663 ft
7.957 in
266 mm
26.6 cm
0.873 ft
10.472 in
-220.9 mm
22.09 cm
0.725 ft
8.697 in
Height135.4 mm
13.54 cm
0.444 ft
5.331 in
172 mm
17.2 cm
0.564 ft
6.772 in
-133.8 mm
13.38 cm
0.439 ft
5.268 in
Thickness8.5 mm
0.85 cm
0.028 ft
0.335 in
6.9 mm
0.69 cm
0.023 ft
0.272 in
-10.95 mm
1.095 cm
0.036 ft
0.431 in
Weight360 g
0.79 lbs
12.7 oz
495 g
1.09 lbs
17.46 oz
-380 g
0.84 lbs
13.4 oz
Volume232.6 cm³
14.13 in³
315.69 cm³
19.17 in³
-323.64 cm³
19.65 in³
ColorsWhite
Yellow
Blue
Green
Pink
-GoldBlack
Body materialsPlastic---
Certification-IP55
IP57
--

SIM card

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

SIM card type-Micro-SIMMicro-SIM-
Number of SIM cards-11-

Networks

A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.

GSM-GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
--
W-CDMA--W-CDMA 900 MHz
W-CDMA 2100 MHz
-
UMTS-UMTS 850 MHz
UMTS 900 MHz
UMTS 2100 MHz
--
LTE-LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 850 MHz
LTE 1800 MHz
LTE-TDD 2300 MHz (B40)
-

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 technologies-UMTS
EDGE Class 33
GPRS Class 33
HSPA+
LTE Cat 3
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)MIUI V4.7 (Android 4.4.2 KitKat)
MIUI V7.2 (Android 4.4.4 KitKat)
MIUI V9
Android 4.1.2 Jelly Bean
Android 4.3 Jelly Bean
Android 4.4.4 KitKat
Android 5.1.1 Lollipop
Android 6.0 MarshmallowMicrosoft Windows 8.1 Pro

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.

SoCNvidia Tegra K1-32Qualcomm Snapdragon S4 Pro APQ8064-Intel Atom Z3740
Process technology28 nm28 nm-22 nm
CPUARM Cortex-A15KraitARM Cortex-A53Intel Silvermont
CPU bits32 bit32 bit64 bit64 bit
Instruction setARMv7ARMv7-IA-32 (x86), IA-64 (x64)
Level 0 cache memory (L0)-4 KB + 4 KB--
Level 1 cache memory (L1)-16 KB + 16 KB-24 KB + 32 KB
Level 2 cache memory (L2)-2048 KB
2 MB
-2048 KB
2 MB
CPU cores5484
CPU frequency2200 MHz1500 MHz1300 MHz1860 MHz
GPUNvidia KeplerQualcomm Adreno 320ARM Mali-T720Intel Gen 7
GPU cores1924--
GPU frequency950 MHz400 MHz-667 MHz
RAM capacity2 GB2 GB2 GB2 GB
RAM typeDDR3L-1866LPDDR2LPDDR3LPDDR3-1066
RAM channels-Double channel-Double channel
RAM frequency-533 MHz--
-Qualcomm Snapdragon S4 Pro APQ8064 + MDM9215M--

Storage

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

Storage16 GB
64 GB
16 GB16 GB32 GB
64 GB
---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
microSD
microSDHC
microSDXC

Display

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

Type/technologyIPSTFTIPSIPS
Diagonal size7.9 in
200.66 mm
20.07 cm
10.1 in
256.54 mm
25.65 cm
10.1 in
256.54 mm
25.65 cm
8 in
203.2 mm
20.32 cm
Width6.32 in
160.53 mm
16.05 cm
8.56 in
217.55 mm
21.75 cm
8.56 in
217.55 mm
21.75 cm
6.78 in
172.31 mm
17.23 cm
Height4.74 in
120.4 mm
12.04 cm
5.35 in
135.97 mm
13.6 cm
5.35 in
135.97 mm
13.6 cm
4.24 in
107.7 mm
10.77 cm
Aspect ratio1.333:1
4:3
1.6:1
16:10
1.6:1
16:10
1.6:1
16:10
Resolution2048 x 1536 pixels1920 x 1200 pixels1280 x 800 pixels1280 x 800 pixels
Pixel density324 ppi
127 ppcm
224 ppi
88 ppcm
149 ppi
58 ppcm
189 ppi
74 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area70.86 %64.86 %-62.99 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Capacitive
Multi-touch
Corning Gorilla Glass 3
OGS (One Glass Solution)
Shatter-proof sheet on scratch-resistant glass
LED-backlit
Sony Mobile BRAVIA Engine 2
-LED-backlit

Sensors

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

SensorsLight
Accelerometer
Compass
Gyroscope
Light
Accelerometer
Compass
Gyroscope
AccelerometerLight
Accelerometer
Compass
Gyroscope

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 BSI-CMOS-
Aperturef/2---
Flash type--LED-
Image resolution3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
2592 x 1944 pixels
5.04 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1280 x 720 pixels
0.92 MP
1280 x 720 pixels
0.92 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesAutofocus
Digital zoom
Geotagging
Panorama
Touch focus
Face detection
Autofocus
Continuous shooting
Digital zoom
Geotagging
Panorama
HDR
Face detection
Autofocus
Continuous shooting
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
-
-Self-timer--

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 resolution2560 x 1920 pixels
4.92 MP
-2560 x 1920 pixels
4.92 MP
-
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
640 x 480 pixels
0.31 MP
1280 x 720 pixels
0.92 MP
Video FPS30 fps-30 fps-
-2.2 MP-1.26 MP

Audio

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

SpeakerLoudspeaker
Stereo speakers
Loudspeaker
Earpiece
Stereo speakers
Loudspeaker
Stereo speakers
Loudspeaker
Earpiece
Stereo speakers

Radio

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

Radio-YesYesNo

Tracking/Positioning

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

Tracking/Positioning-GPS
A-GPS
GLONASS
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
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
Dual band
Wi-Fi Hotspot
802.11a
802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
MiMO---

Bluetooth

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

Version4.04.04.04.0
FeaturesA2DP
HID
A2DPA2DP-

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
Host
Mass storage
On-The-Go
Charging
Mass storage
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 USB to HDMI MHL adapter--

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
Infrared
Tethering
DLNA
NFC
Computer sync
OTA sync
Tethering
VoLTE
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
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
AAC+
eAAC+
MIDI
MP3
OGG
WMA
WAV
AAC
FLAC
MIDI
MP3
WMA
WAV
AAC
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
eAAC+
MP3
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
H.263
H.264
MP4
AVI
H.263
H.264
MKV
MPEG-4
WMV
Xvid
3GPP
AVI
MP4
Xvid
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.

Capacity6700 mAh6000 mAh7800 mAh3950 mAh
TypeLi-PolymerLi-PolymerLi-IonLi-Polymer
2G talk time-10 h
600 min
0.4 days
--
2G stand-by time-1230 h
73800 min
51.3 days
--
3G talk time-10 h
600 min
0.4 days
--
3G stand-by time-1270 h
76200 min
52.9 days
--
FeaturesNon-removableNon-removableNon-removableNon-removable
Stand by time - up to 11 h--Battery life - up to 8 h

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.

Body SAR (EU)---0.459 W/kg
Body SAR (USA)---1.15 W/kg

Additional features

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

Additional features---Wacom stylus pen
 Xiaomi Mi Pad Mi515Sony Xperia Tablet Z LTEiBall Brace-X1 4GAsus VivoTab Note 8