Comparison between:
- Xiaomi QIN 2 Pro
- IUNI U2

Brand and model

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

Xiaomi QIN 2 ProIUNI U2
Xiaomi QIN 2 ProIUNI U2
Model aliasQIN2 Pro
QIN AI Assistant Pro
U810

Design

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

Width55.4 mm
5.54 cm
0.182 ft
2.181 in
65 mm
6.5 cm
0.213 ft
2.559 in
Height132.6 mm
13.26 cm
0.435 ft
5.22 in
136.9 mm
13.69 cm
0.449 ft
5.39 in
Thickness8.5 mm
0.85 cm
0.028 ft
0.335 in
10.2 mm
1.02 cm
0.033 ft
0.402 in
Weight105 g
0.23 lbs
3.7 oz
145 g
0.32 lbs
5.11 oz
Volume62.44 cm³
3.79 in³
90.76 cm³
5.51 in³
ColorsBlack
White
Black
Silver
Green
Body materialsPlasticAluminium alloy

SIM card

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

SIM card typeNano-SIMMicro-SIM
Number of SIM cards11

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 (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
W-CDMAW-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 1900 MHz (B2)
W-CDMA 2100 MHz (B1)
W-CDMA 900 MHz
W-CDMA 2100 MHz
LTELTE-FDD 850 MHz (B5)
LTE-FDD 900 MHz (B8)
LTE-FDD 1800 MHz (B3)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-TDD 1900 MHz (B39)
LTE-TDD 2000 MHz (B34)
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+
LTE Cat 7
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 9.0 PieIUNI (Android 4.3 Jelly Bean)

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.

SoCUnisoc SC9863AQualcomm Snapdragon 800 MSM8974AA
Process technology28 nm28 nm
CPU4x 1.6 GHz ARM Cortex-A55, 4x 1.2 GHz ARM Cortex-A55Krait 400
CPU bits64 bit32 bit
Instruction setARMv8-AARMv7
Level 0 cache memory (L0)-4 KB + 4 KB
Level 1 cache memory (L1)-16 KB + 16 KB
Level 2 cache memory (L2)-2048 KB
2 MB
CPU cores84
CPU frequency1600 MHz2200 MHz
GPUPowerVR GE8322Qualcomm Adreno 330
GPU cores-4
GPU frequency-450 MHz
RAM capacity2 GB2 GB
3 GB
RAM type-LPDDR3
RAM channels-Double channel
RAM frequency-800 MHz

Storage

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

Storage32 GB16 GB
32 GB

Display

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

Type/technologyIPSIPS
Diagonal size5.05 in
128.27 mm
12.83 cm
4.7 in
119.38 mm
11.94 cm
Width1.88 in
47.64 mm
4.76 cm
2.3 in
58.53 mm
5.85 cm
Height4.69 in
119.1 mm
11.91 cm
4.1 in
104.05 mm
10.4 cm
Aspect ratio2.5:11.778:1
16:9
Resolution576 x 1440 pixels1080 x 1920 pixels
Pixel density307 ppi
120 ppcm
469 ppi
184 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
Display area77.48 %68.66 %
Other features-Capacitive
Multi-touch
Scratch resistant
-Corning Gorilla Glass 3
LTPS (Low Temperature PolySilicon)

Sensors

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

SensorsProximity
Light
Accelerometer
Proximity
Light
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 model-OmniVision OV16825
Sensor type-CMOS BSI 2
Sensor size-6.24 x 4.67 mm
0.31 in
Pixel size-1.354 µm
0.001354 mm
Crop factor-5.55
ISO-100 - 1600
Aperture-f/2.2
Focal length and 35 mm equivalent-5.45 mm
30.25 mm *(35 mm / full frame)
Flash typeLEDLED
Image resolution3248 x 2448 pixels
7.95 MP
4608 x 3456 pixels
15.93 MP
Video resolution1280 x 720 pixels
0.92 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps60 fps
FeaturesAutofocusAutofocus
Continuous shooting
Digital zoom
Digital image stabilization
Geotagging
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro 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.

Sensor type-CMOS BSI
Sensor size-5.44 x 3.07 mm
0.25 in
Pixel size-2.024 µm
0.002024 mm
Crop factor-6.93
Aperture-f/2
Image resolution-2688 x 1520 pixels
4.09 MP
Video resolution-1920 x 1080 pixels
2.07 MP
Video FPS-30 fps

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece

Radio

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

RadioNoNo

Tracking/Positioning

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

Tracking/PositioningGPS
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-Fi802.11a
802.11b
802.11g
802.11n
Dual band
Wi-Fi Hotspot
802.11b
802.11g
802.11n
802.11ac
Wi-Fi Hotspot

Bluetooth

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

Version4.24.0
Features-A2DP

USB

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

Connector typeUSB Type-CMicro USB
Version2.02.0
FeaturesCharging
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 jackNoYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Infrared
VoLTE
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

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+
MP3
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
MP4
Xvid
3GPP
H.263
H.264
MPEG-4
WMV

Battery

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

Capacity2100 mAh2200 mAh
TypeLi-IonLi-Polymer
2G talk time-9 h
540 min
0.4 days
2G stand-by time-220 h
13200 min
9.2 days
3G talk time-9 h
540 min
0.4 days
3G stand-by time-220 h
13200 min
9.2 days
Charger output power5 V / 1 A-
FeaturesNon-removableNon-removable
 Xiaomi QIN 2 ProIUNI U2