Comparison between:
- Sony Xperia go
- Samsung Galaxy A40
- Xiaomi Mi 9T

Brand and model

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

Sony Xperia goSamsung Galaxy A40Xiaomi Mi 9T
Sony Xperia goSamsung Galaxy A40
Prices
Xiaomi Mi 9T
Prices
Model aliasXperia advance
Lotus
ST27a
ST27i
SM-A405FD
A405FD
SM-A405FN
A405FN
-

Design

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

Width60.3 mm
6.03 cm
0.198 ft
2.374 in
69.2 mm
6.92 cm
0.227 ft
2.724 in
74.3 mm
7.43 cm
0.244 ft
2.925 in
Height111 mm
11.1 cm
0.364 ft
4.37 in
144.4 mm
14.44 cm
0.474 ft
5.685 in
156.7 mm
15.67 cm
0.514 ft
6.169 in
Thickness9.8 mm
0.98 cm
0.032 ft
0.386 in
7.9 mm
0.79 cm
0.026 ft
0.311 in
8.8 mm
0.88 cm
0.029 ft
0.346 in
Weight110 g
0.24 lbs
3.88 oz
140 g
0.31 lbs
4.94 oz
191 g
0.42 lbs
6.74 oz
Volume65.59 cm³
3.98 in³
78.94 cm³
4.79 in³
102.46 cm³
6.22 in³
Colors-Black
Blue
White
Coral
Black
Blue
Red
Body materials-PlasticAluminium alloy
Glass
CertificationIP67--

SIM card

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

SIM card typeMini-SIMNano-SIMNano-SIM
Number of SIM cards122
Features-Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)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 (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
W-CDMA--W-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 1700 MHz (B4)
W-CDMA 1900 MHz (B2)
W-CDMA 2100 MHz (B1)
UMTSUMTS 900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
-
LTE-LTE-TDD 2300 MHz (B40)
LTE-TDD 2600 MHz (B38)
LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-FDD 700 MHz (B28)
LTE-FDD 800 MHz (B20)
LTE-FDD 850 MHz (B5)
LTE-FDD 900 MHz (B8)
LTE-FDD 1700 MHz (B4)
LTE-FDD 1800 MHz (B3)
LTE-FDD 1900 MHz (B2)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-TDD 2300 MHz (B40)
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
HSPA+
LTE Cat 12
UMTS
EDGE
GPRS
HSPA+
LTE Cat 15

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 2.3.7 Gingerbread
Android 4.0 Ice Cream Sandwich
Android 4.1 Jelly Bean
Android 9.0 Pie
Andriod 10
MIUI Global 10.3.11 (Android 9.0 Pie)
User interface (UI)-One UI-

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.

SoCST-Ericsson NovaThor U8500Samsung Exynos 7 Octa 7904Qualcomm Snapdragon 730
Process technology45 nm14 nm8 nm
CPUARM Cortex-A92x 1.8 GHz ARM Cortex-A73, 6x 1.6 GHz ARM Cortex-A532x 2.2 GHz Kryo 470, 6x 1.8 GHz Kryo 470
CPU bits32 bit64 bit64 bit
Instruction setARMv7ARMv8-AARMv8
CPU cores288
CPU frequency1000 MHz1800 MHz2200 MHz
GPUARM Mali-400 MP1ARM Mali-G71 MP2Qualcomm Adreno 618
GPU cores12-
RAM capacity512 MB4 GB6 GB
RAM typeLPDDR2LPDDR4XLPDDR4X
RAM channels-Double channelDouble channel
RAM frequency--1866 MHz
--8-layer Graphite Stack Cooling System
Mi Turbo
Game Turbo 2.0

Storage

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

Storage8 GB64 GB64 GB
128 GB
--UFS 2.1

Memory cards

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

TypesmicroSD
microSDHC
microSD
microSDHC
microSDXC
-

Display

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

Type/technologyLCDSuper AMOLEDSuper AMOLED
Diagonal size3.5 in
88.9 mm
8.89 cm
5.9 in
149.86 mm
14.99 cm
6.39 in
162.31 mm
16.23 cm
Width1.94 in
49.31 mm
4.93 cm
2.47 in
62.8 mm
6.28 cm
2.68 in
68.02 mm
6.8 cm
Height2.91 in
73.97 mm
7.4 cm
5.36 in
136.07 mm
13.61 cm
5.8 in
147.37 mm
14.74 cm
Aspect ratio1.5:1
3:2
2.167:12.167:1
Resolution320 x 480 pixels1080 x 2340 pixels1080 x 2340 pixels
Pixel density165 ppi
64 ppcm
437 ppi
171 ppcm
403 ppi
158 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area54.67 %85.79 %86.37 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Capacitive
Multi-touch
Scratch resistant
LED-backlit
Sony Mobile BRAVIA Engine
370 cd/m²
Always-On Display
HDR10
Corning Gorilla Glass 5
2.5D curved glass screen
60000:1 contrast ratio
430 cd/m²
Peak brightness - 600 cd/m²
103.8% NTSC
100% DCI-P3
Always-On Display
DCI-P3
HDR10

Sensors

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

SensorsProximity
Light
Accelerometer
Compass
Barometer
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Hall
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Hall
--In-display fingerprint sensor (7th Gen.)
Step detector
Step counter

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--Sony IMX582 Exmor RS
Sensor type-CMOSCMOS BSI
Sensor format--1/2"
Pixel size--0.8 µm
0.000800 mm
ISO--100 - 3200
Aperture-f/1.7f/1.75
Focal length and 35 mm equivalent-3.92 mm
26 mm *(35 mm / full frame)
4.77 mm
26 mm *(35 mm / full frame)
Field of view--79 °
Number of lenses--6
Flash typeLEDLEDDual LED
Image resolution2592 x 1944 pixels
5.04 MP
4608 x 3456 pixels
15.93 MP
8000 x 6000 pixels
48 MP
Video resolution1280 x 720 pixels
0.92 MP
1920 x 1080 pixels
2.07 MP
3840 x 2160 pixels
8.29 MP
Video FPS30 fps30 fps30 fps
FeaturesAutofocus
Digital zoom
Geotagging
Panorama
Touch focus
Face detection
Self-timer
Autofocus
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
Optical zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro mode
RAW
Phase detection autofocus (PDAF)
Contrast detection autofocus (CDAF)
-Secondary rear camera - 5 MP (ultra-wide angle)
Aperture size - f/2.2 (#2)
Angle of view - 123° (#2)
Pixel size - 1.6 μm (4-in-1 pixel binning)
1080p @ 960 fps
720p @ 960 fps
Secondary rear camera - 8 MP (telephoto)
Sensor model - OmniVision OV8856 (#2)
Sensor type - PureCel (#2)
Sensor size - 3.6783 x 2.76768 mm (#2)
Aperture size - f/2.4 (#2)
5-element lens (#2)
Focal length (35 mm equivalent) - 52 mm (#2)
Angle of view - 44.6° (#2)
2x Optical zoom (#2)
Third rear camera - 13 MP (ultra-wide angle)
Sensor model - Samsung S5K3L6 (#3)
Sensor type - ISOCELL (#3)
Sensor size - 1/3.1" (#3)
Pixel size - 1.12 μm (#3)
Aperture size - f/2.4 (#3)
5-element lens (#3)
Focal length (35 mm equivalent) - 15 mm (#3)
Angle of view - 124.8° (#3)

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.

Pixel size--0.8 µm
0.000800 mm
Aperture-f/2f/2.2
Focal length and 35 mm equivalent-3.75 mm3.52 mm
18 mm *(35 mm / full frame)
Image resolution-5760 x 4312 pixels
24.84 MP
5184 x 3880 pixels
20.11 MP
Video resolution-1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS-30 fps30 fps
--Mechanical pop-up front camera
Sapphire glass cover

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
--Smart PA
Qualcomm WCD9340 audio chip
192 kHz/24 bit audio playback

Radio

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

RadioYesYesYes
RDS--

Tracking/Positioning

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

Tracking/PositioningGPS
A-GPS
GPS
A-GPS
GLONASS
BeiDou
Galileo
GPS
A-GPS
GLONASS
BeiDou
Galileo

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
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display
--2x2 MiMO

Bluetooth

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

Version3.05.05.0
FeaturesA2DP
AVRCP
EDR
HFP
HSP
OPP
PBAP
A2DP
AVRCP
DIP
HFP
HID
HSP
MAP
OPP
PAN
PBAP
HOGP
A2DP
LE
--Qualcomm TrueWireless Stereo Plus

USB

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

Connector typeMicro USBUSB Type-CUSB Type-C
Version2.02.02.0
FeaturesCharging
Mass storage
Charging
Mass storage
On-The-Go
Charging
Host
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
DLNA
Computer sync
OTA sync
Tethering
NFC
VoLTE
ANT+
Computer sync
OTA sync
Tethering
DLNA
NFC
VoLTE

Browser

A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.

BrowserHTML
HTML5
Flash
CSS 3
CSS 2.1
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/codecs3GPP
AAC
AAC+
AMR
eAAC+
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
AMR-WB
eAAC+
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
AAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
LDAC
aptX-adaptive

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
H.263
H.264
MP4
MPEG-4
WMV
Xvid
3GPP
3GPP2
AVI
Flash Video
H.263
H.264
H.265
MKV
MP4
VC-1
VP8
VP9
WebM
WMV
WMV7
WMV8
Xvid
3GPP
AVI
DivX
H.263
H.264
H.265
MKV
MP4
VC-1
Xvid

Battery

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

Capacity1305 mAh3100 mAh4000 mAh
TypeLi-IonLi-PolymerLi-Polymer
2G talk time6 h 30 min
6.5 h
390 min
0.3 days
18 h
1080 min
0.8 days
-
2G stand-by time520 h
31200 min
21.7 days
--
3G talk time5 h 30 min
5.5 h
330 min
0.2 days
18 h
1080 min
0.8 days
-
3G stand-by time460 h
27600 min
19.2 days
--
Charger output power-5 V / 2 A
9 V / 1.67 A
5 V / 3 A
9 V / 2 A
12 V / 1.5 A
Quick charge technology--Qualcomm Quick Charge 4+
FeaturesNon-removableFast charging
Non-removable
Fast charging
Non-removable

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 (EU)-0.49 W/kg1.341 W/kg
Body SAR (EU)-1.34 W/kg1.511 W/kg
Head SAR (USA)--1.19 W/kg
Body SAR (USA)--1.18 W/kg
 Sony Xperia goSamsung Galaxy A40Xiaomi Mi 9T