Comparison between:
- Samsung Galaxy S8 Exynos
- Xiaomi Redmi Note 10S
- Xiaomi Redmi Note 9
- Xiaomi Redmi Note 9S

Brand and model

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

Samsung Galaxy S8 ExynosXiaomi Redmi Note 10SXiaomi Redmi Note 9Xiaomi Redmi Note 9S
Samsung Galaxy S8 ExynosXiaomi Redmi Note 10S
Prices
Xiaomi Redmi Note 9
Prices
Xiaomi Redmi Note 9S
Prices
Model aliasSM-G950F
G950F
SM-G950FD
G950FD
Redmi Note10SRedmi Note9
M2003J15SC
M2003J15SS
Redmi Note9S Pro
Red Rice Note 9S
Red Rice Note9S
M2003J6A1G

Design

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

Width68.1 mm
6.81 cm
0.223 ft
2.681 in
74.5 mm
7.45 cm
0.244 ft
2.933 in
77.2 mm
7.72 cm
0.253 ft
3.039 in
76.68 mm
7.668 cm
0.252 ft
3.019 in
Height148.9 mm
14.89 cm
0.489 ft
5.862 in
160.46 mm
16.046 cm
0.526 ft
6.317 in
162.3 mm
16.23 cm
0.532 ft
6.39 in
165.75 mm
16.575 cm
0.544 ft
6.526 in
Thickness8 mm
0.8 cm
0.026 ft
0.315 in
8.29 mm
0.829 cm
0.027 ft
0.326 in
8.9 mm
0.89 cm
0.029 ft
0.35 in
8.8 mm
0.88 cm
0.029 ft
0.346 in
Weight155 g
0.34 lbs
5.47 oz
178 g
0.39 lbs
6.31 oz
199 g
0.44 lbs
7.02 oz
209 g
0.46 lbs
7.37 oz
Volume81.12 cm³
4.93 in³
99.1 cm³
6.02 in³
111.51 cm³
6.77 in³
111.85 cm³
6.79 in³
ColorsBlack
Silver
Gold
Blue
Gray
Pink
Red
Deep Sea Blue
Shadow Black
Frost White
Blue
Black
White
Pink
Red
Green
Glacier White
Interstellar Black
Aurora Blue
Body materialsGlass
Aluminium alloy
PlasticGlass
Plastic
Glass
Plastic
CertificationIP68IP53--

SIM card

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

SIM card typeNano-SIMNano-SIMNano-SIMNano-SIM
Number of SIM cards1222
FeaturesDual SIM optional (A variant of the model with two SIM card slots is available)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)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 (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
GSM 850 MHz (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
GSM 850 MHz (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
CDMA--CDMA 800 MHz (BC0)CDMA 800 MHz (BC0)
W-CDMA-W-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 2100 MHz (B1)
W-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 1900 MHz (B2)
W-CDMA 2100 MHz (B1)
W-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 1900 MHz (B2)
W-CDMA 2100 MHz (B1)
TD-SCDMATD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
---
UMTSUMTS 850 MHz
UMTS 900 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
UMTS 2100 MHz
---
LTELTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE 700 MHz Class 13
LTE 700 MHz Class 17
LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 700 MHz (B12)
LTE 700 MHz (B28)
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 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE-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 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-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 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)

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 16
TD-SCDMA
TD-HSDPA
UMTS
EDGE
GPRS
HSPA+
LTE Cat 12
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
UMTS
EDGE
GPRS
HSPA+
LTE Cat 12
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
UMTS
EDGE
GPRS
HSPA+
LTE Cat 12
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 7.0 Nougat
Android 8.0 Oreo
Android 9.0 Pie
MIUI 12.5 (Android 11)MIUI V11 (Android 10)
MIUI V12 (Android 11)
MIUI V11 (Android 10)
User interface (UI)Experience 8.1---

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.

SoCSamsung Exynos 9 Octa 8895MediaTek Helio G95MediaTek Helio G85Qualcomm Snapdragon 720G
Process technology10 nm12 nm12 nm8 nm
CPU4x 2.3 GHz Exynos M2 Mongoose, 4x 1.7 GHz ARM Cortex-A532x 2.05 GHz Cortex-A76, 6x 2.0 GHz Cortex-A552x 2.0 GHz ARM Cortex-A75, 6x 1.8 GHz ARM Cortex-A552x 2.3 GHz Kryo 465, 6x 1.8 GHz Kryo 465
CPU bits64 bit64 bit64 bit64 bit
Instruction setARMv8-AARMv8.2-AARMv8.2-AARMv8.2-A
CPU cores8888
CPU frequency2300 MHz2050 MHz2000 MHz2300 MHz
GPUARM Mali-G71 MP20ARM Mali-G76 MC4ARM Mali-G52 2EEMC2Qualcomm Adreno 618
GPU cores2042-
GPU frequency546 MHz900 MHz1000 MHz750 MHz
RAM capacity4 GB6 GB3 GB
4 GB
4 GB
6 GB
RAM typeLPDDR4XLPDDR4XLPDDR4XLPDDR4X
RAM channelsDouble channelDouble channelDouble channelDouble channel
RAM frequency1794 MHz1800 MHz1800 MHz2133 MHz

Storage

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

Storage64 GB64 GB
128 GB
64 GB
128 GB
64 GB
128 GB
UFS 2.1UFS 2.2eMMC 5.1UFS 2.1

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/technologySuper AMOLEDSuper AMOLEDIPSIPS
Diagonal size5.8 in
147.32 mm
14.73 cm
6.43 in
163.32 mm
16.33 cm
6.53 in
165.86 mm
16.59 cm
6.67 in
169.42 mm
16.94 cm
Width2.54 in
64.45 mm
6.44 cm
2.64 in
67.02 mm
6.7 cm
2.74 in
69.51 mm
6.95 cm
2.74 in
69.52 mm
6.95 cm
Height5.22 in
132.48 mm
13.25 cm
5.86 in
148.94 mm
14.89 cm
5.93 in
150.6 mm
15.06 cm
6.08 in
154.5 mm
15.45 cm
Aspect ratio2.056:12.222:12.167:12.222:1
Resolution1440 x 2960 pixels1080 x 2400 pixels1080 x 2340 pixels1080 x 2400 pixels
Pixel density568 ppi
223 ppcm
409 ppi
160 ppcm
395 ppi
155 ppcm
395 ppi
155 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area84.47 %83.77 %83.81 %84.78 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Scratch resistant
Capacitive
Scratch resistant
Capacitive
Scratch resistant
Corning Gorilla Glass 5
Dual Edge display
Always-On Display
540 cd/m²
90% DCI-P3
2.5D curved glass screen
Corning Gorilla Glass 3
Low blue light certified by SGS
DotDisplay
Typical brightness - 700 cd/m²
Peak brightness - 1100 cd/m²
4500000:1
Reading mode 3.0
Sunlight mode 2.0
2.5D curved glass screen
Corning Gorilla Glass 5
DotDisplay
Oleophobic coating
TÜV Rheinland Low Blue Light Certification
84% NTSC
1500:1
2.5D curved glass screen
Corning Gorilla Glass 5
Oleophobic coating
TÜV Rheinland Low Blue Light Certification
1500:1 contrast ratio
450 cd/m² typical brightness
84% NTSC

Sensors

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

SensorsProximity
Light
Accelerometer
Compass
Gyroscope
Barometer
Fingerprint
Hall
Heart rate
Iris sensor
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Fingerprint sensor model - Synaptics NamsanSide-mounted fingerprint sensor-Side-mounted fingerprint sensor

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 modelSony IMX333 Exmor RS-Samsung S5KGM1-
Sensor typeCMOSCMOSCMOSCMOS
Sensor format1/2.55"1/1.97"1/2.25"1/2.25"
Pixel size1.4 µm
0.001400 mm
0.7 µm
0.000700 mm
0.8 µm
0.000800 mm
0.8 µm
0.000800 mm
Aperturef/1.7f/1.79f/1.79f/1.79
Focal length and 35 mm equivalent4.2 mm
26 mm *(35 mm / full frame)
26 mm *(35 mm / full frame)--
Field of view77 °--79 °
Number of lenses-666
Flash typeDual LEDLEDLEDLED
Image resolution4032 x 3024 pixels
12.19 MP
9280 x 6920 pixels
64.22 MP
8000 x 6000 pixels
48 MP
8000 x 6000 pixels
48 MP
Video resolution3840 x 2160 pixels
8.29 MP
3840 x 2160 pixels
8.29 MP
3840 x 2160 pixels
8.29 MP
3840 x 2160 pixels
8.29 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesAutofocus
Continuous shooting
Digital zoom
Digital image stabilization
Optical image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
RAW
Phase detection autofocus (PDAF)
Autofocus
Digital zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro mode
Phase detection autofocus (PDAF)
Autofocus
Digital zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro mode
Phase detection autofocus (PDAF)
Autofocus
Digital zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro mode
Phase detection autofocus (PDAF)
Available also with Samsung S5K2L2 (ISOCELL)
Phase detection with Dual Pixel
Object tracking AF
Smart OIS
High CRI LED flash
720p @ 240 fps
Pixel size - 1.6 μm (4-in-1 pixel binning)
Secondary rear camera - 8 MP (ultra-wide)
Sensor size - 1/4" (#2)
Pixel size - 1.12 μm (#2)
Angle of view - 118° (#2)
Third rear camera - 2 MP (depth-sensing)
Aperture size - f/2.4 (#3)
Third rear camera - 2 MP (macro)
Aperture size - f/2.4 (#4)
Sony IMX582 versions also available
Pixel size - 1.6 μm (4-in-1 pixel binning)
Secondary rear camera - 8 MP (ultra-wide)
Sensor model - OmniVision OV8856 (#2)
GalaxyCore GC8034 version also available(#2)
Sensor size - 1/4" (#2)
Pixel size - 1.12 μm (#2)
Aperture size - f/2.2 (#2)
Angle of view - 118° (#2)
Focal length (35 mm equivalent) - 13 mm (#2)
Third rear camera - 2MP (depth-sensing)
Sensor model - GalaxyCore GC02M1 (#3)
Sensor size - 1/5" (#3)
Pixel size - 1.75 μm (#3)
Aperture size - f/2.4 (#3)
Fourth rear camera - 2MP (macro)
Pixel size - 1.12 μm (#4)
2 cm shooting distance (#4)
Pixel size - 1.6 μm (4-in-1 pixel binning)
10x digital zoom
Secondary rear camera - 8 MP (ultra-wide)
Sensor size - 1/4" (#2)
Pixel size - 1.12 μm (#2)
Aperture size - f/2.2 (#2)
Angle of view - 118° (#2)
Focal length (35 mm equivalent) - 13 mm (#2)
Third rear camera - 2MP (depth-sensing)
Sensor size - 1/5" (#3)
Pixel size - 1.75 μm (#3)
Aperture size - f/2.4 (#3)
Fourth rear camera - 5MP (macro)
Pixel size - 1.12 μm (#4)
2 cm shooting distance (#4)

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 modelSony IMX320 Exmor RS-OmniVision OV13B10-
Sensor typeCMOS---
Sensor format1/3.6"1/3.06"--
Pixel size1.22 µm
0.001220 mm
1.12 µm
0.001120 mm
-1 µm
0.001000 mm
Aperturef/1.7f/2.45f/2f/2.48
Focal length and 35 mm equivalent2.95 mm
25 mm *(35 mm / full frame)
---
Field of view80 °---
Image resolution3264 x 2448 pixels
7.99 MP
4160 x 3120 pixels
12.98 MP
4160 x 3120 pixels
12.98 MP
4608 x 3456 pixels
15.93 MP
Video resolution2560 x 1440 pixels
3.69 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps30 fps30 fps
Features-Face unlock
HDR
Face detection
Face unlock
HDR
Face detection
Face unlock
HDR
Face detection
Available also with Samsung S5K3H1
Auto HDR
---

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Stereo speakers
Loudspeaker
Earpiece
Loudspeaker
Earpiece
192 kHz / 32-bit
igh Acoustic Overload Point (AOP) Mic
192 kHz / 24-bit
Hi-Res Audio
Dual microphones with active noise cancellation
Smart PA
Dual microphones with active noise cancellation
1216 linear speaker
Vibration motor
Smart PA
Dual microphones with active noise cancellation
1216 linear speaker
Z-axis linear motor

Radio

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

RadioNoYesYesYes

Tracking/Positioning

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

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

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
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
802.11a
802.11b
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
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display
VHT80 MU-MiMO
1024-QAM
--2x2 MU-MIMO

Bluetooth

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

Version5.05.15.05.0
FeaturesA2DP
AVRCP
DIP
HFP
HID
HSP
LE
MAP
OPP
PAN
PBAP
A2DP
LE
A2DP
EDR
HID
LE
A2DP
EDR
HID
LE

USB

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

Connector typeUSB Type-CUSB Type-CUSB Type-CUSB Type-C
Version3.12.02.02.0
FeaturesCharging
Mass storage
On-The-Go
Charging
Mass storage
On-The-Go
Charging
Mass storage
On-The-Go
Charging
Mass storage
On-The-Go

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
NFC
ANT+
Computer sync
OTA sync
Infrared
Tethering
NFC
VoLTE
ViLTE
VoWiFi
Computer sync
OTA sync
Infrared
Tethering
NFC
VoLTE
ViLTE
VoWiFi
Computer sync
OTA sync
Infrared
Tethering
VoLTE
ViLTE
VoWiFi
-NFC - market dependent--

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
AAC+
AMR
AMR-WB
aptX
eAAC+
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
XMF
AAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
LDAC
AAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
LDAC
AAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
LDAC

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
3GPP2
AVI
DivX
Flash Video
H.263
H.264
MKV
MP4
WebM
WMV
Xvid
ASF
3GPP
AVI
DivX
H.263
H.264
H.265
MKV
MP4
VC-1
Xvid
3GPP
AVI
DivX
H.263
H.264
H.265
MKV
MP4
VC-1
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.

Capacity3000 mAh5000 mAh5020 mAh5020 mAh
TypeLi-IonLi-IonLi-IonLi-Polymer
2G talk time29 h
1740 min
1.2 days
---
3G talk time29 h
1740 min
1.2 days
---
Charger output power5 V / 2 A
9 V / 1.67 A
5 V / 6.6 A5 V / 3 A
9 V / 2.23 A
12 V / 1.67 A
10 V / 2.25 A
9 V / 2 A
FeaturesWireless charging
Fast charging
Non-removable
Fast charging
Non-removable
Fast charging
Non-removable
Fast charging
Non-removable
Qi/PMA wireless charging-9W wired reverse charging22.5W in-box charger

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)0.315 W/kg-0.795 W/kg0.72 W/kg
Body SAR (EU)1.27 W/kg-1.138 W/kg0.98 W/kg
Head SAR (USA)0.37 W/kg-0.84 W/kg0.96 W/kg
Body SAR (USA)0.75 W/kg-0.9 W/kg0.4 W/kg

Additional features

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

Additional features-India - Shadow Black
Frost White
Aqua Green
Global - Onyx Gray
Pebble White
Lake Green
P2i splash-proof nano-coatingP2i splash-proof nano-coating
 Samsung Galaxy S8 ExynosXiaomi Redmi Note 10SXiaomi Redmi Note 9Xiaomi Redmi Note 9S