Comparison between:
- Geotel Amigo
- Xiaomi Redmi 9A
- Xiaomi Redmi Note 9S

Brand and model

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

Geotel AmigoXiaomi Redmi 9AXiaomi Redmi Note 9S
Geotel Amigo
Prices
Xiaomi Redmi 9A
Prices
Xiaomi Redmi Note 9S
Prices
Model alias-M2006C3LG
M2006C3LI
M2006C3LC
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.

Width75 mm
7.5 cm
0.246 ft
2.953 in
75.9 mm
7.59 cm
0.249 ft
2.988 in
76.68 mm
7.668 cm
0.252 ft
3.019 in
Height150.55 mm
15.055 cm
0.494 ft
5.927 in
164.4 mm
16.44 cm
0.539 ft
6.472 in
165.75 mm
16.575 cm
0.544 ft
6.526 in
Thickness9.8 mm
0.98 cm
0.032 ft
0.386 in
9.1 mm
0.91 cm
0.03 ft
0.358 in
8.8 mm
0.88 cm
0.029 ft
0.346 in
Weight160 g
0.35 lbs
5.64 oz
196 g
0.43 lbs
6.91 oz
209 g
0.46 lbs
7.37 oz
Volume110.65 cm³
6.72 in³
113.55 cm³
6.9 in³
111.85 cm³
6.79 in³
ColorsBlack
Gold
Granite Gray
Peacook Green
Sky Blue
Glacier White
Interstellar Black
Aurora Blue
Body materialsMetal
Polycarbonate
PlasticGlass
Plastic

SIM card

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

SIM card typeMicro-SIMNano-SIMNano-SIM
Number of SIM cards222
FeaturesDual 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)
CDMA--CDMA 800 MHz (BC0)
W-CDMAW-CDMA 900 MHz
W-CDMA 2100 MHz
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)
LTELTE 800 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-FDD 850 MHz (B5)
LTE-FDD 900 MHz (B8)
LTE-FDD 1800 MHz (B3)
LTE-FDD 2100 MHz (B1)
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)

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 4
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4
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 NougatMIUI 12 (Android 10)MIUI V11 (Android 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.

SoCMediaTek MT6753MediaTek Helio G25Qualcomm Snapdragon 720G
Process technology28 nm12 nm8 nm
CPUARM Cortex-A53ARM Cortex-A532x 2.3 GHz Kryo 465, 6x 1.8 GHz Kryo 465
CPU bits64 bit64 bit64 bit
Instruction setARMv8-AARMv8.2-AARMv8.2-A
Level 1 cache memory (L1)32 KB + 32 KB--
Level 2 cache memory (L2)512 KB
0.5 MB
--
CPU cores888
CPU frequency1300 MHz2000 MHz2300 MHz
GPUARM Mali-T720 MP3IMG PowerVR GE8320Qualcomm Adreno 618
GPU cores3--
GPU frequency450 MHz650 MHz750 MHz
RAM capacity3 GB2 GB4 GB
6 GB
RAM typeLPDDR3LPDDR3LPDDR4X
RAM channelsSingle channelSingle channelDouble channel
RAM frequency666 MHz933 MHz2133 MHz

Storage

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

Storage32 GB32 GB64 GB
128 GB
eMMCeMMC 5.1UFS 2.1

Memory cards

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

TypesmicroSD
microSDHC
microSDXC
miniSD
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/technologyIPSIPSIPS
Diagonal size5.2 in
132.08 mm
13.21 cm
6.53 in
165.86 mm
16.59 cm
6.67 in
169.42 mm
16.94 cm
Width2.55 in
64.75 mm
6.48 cm
2.68 in
68.06 mm
6.81 cm
2.74 in
69.52 mm
6.95 cm
Height4.53 in
115.12 mm
11.51 cm
5.95 in
151.25 mm
15.13 cm
6.08 in
154.5 mm
15.45 cm
Aspect ratio1.778:1
16:9
2.222:12.222:1
Resolution720 x 1280 pixels720 x 1600 pixels1080 x 2400 pixels
Pixel density282 ppi
110 ppcm
269 ppi
105 ppcm
395 ppi
155 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area66.23 %82.77 %84.78 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Scratch resistant
Capacitive
Scratch resistant
2.5D curved glass screen2.5D curved glass screen2.5D 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
Fingerprint
Proximity
Light
Accelerometer
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
--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 modelSamsung S5K3L8--
Sensor typeISOCELLCMOSCMOS
Sensor size4.69 x 3.52 mm
0.23 in
--
Sensor format--1/2.25"
Pixel size1.127 µm
0.001127 mm
1.12 µm
0.001120 mm
0.8 µm
0.000800 mm
Crop factor7.38--
Aperturef/2.2f/1.8f/1.79
Focal length and 35 mm equivalent3.5 mm
25.82 mm *(35 mm / full frame)
--
Field of view--79 °
Number of lenses--6
Flash typeDual LEDLEDLED
Image resolution4160 x 3120 pixels
12.98 MP
4160 x 3120 pixels
12.98 MP
8000 x 6000 pixels
48 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
3840 x 2160 pixels
8.29 MP
Video FPS30 fps30 fps30 fps
FeaturesAutofocus
Continuous shooting
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Autofocus
Digital zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene 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)
--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 modelGalaxyCore GC5025--
Sensor typeCMOS BSI--
Sensor size2.92 x 2.2 mm
0.14 in
--
Pixel size1.141 µm
0.001141 mm
-1 µm
0.001000 mm
Crop factor11.84--
Aperturef/2.8f/2.4f/2.48
Focal length and 35 mm equivalent3.5 mm
41.45 mm *(35 mm / full frame)
27 mm *(35 mm / full frame)-
Field of view84 °--
Auxiliary lightDual LED--
Image resolution2560 x 1920 pixels
4.92 MP
1600 x 1200 pixels
1.92 MP
4608 x 3456 pixels
15.93 MP
Video resolution1920 x 1080 pixels
2.07 MP
1280 x 720 pixels
0.92 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps30 fps
Features-Face unlock
HDR
Face unlock
HDR
Face detection

Audio

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

SpeakerLoudspeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
--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.

RadioYesYesYes

Tracking/Positioning

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

Tracking/PositioningGPS
A-GPS
GLONASS
GPS
A-GPS
GLONASS
BeiDou
Galileo
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
802.11ac
Wi-Fi Hotspot
802.11b
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
Wi-Fi Display
--2x2 MU-MIMO

Bluetooth

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

Version4.25.05.0
FeaturesA2DPA2DP
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 typeMicro USBMicro USBUSB Type-C
Version2.02.02.0
FeaturesCharging
Mass storage
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 jackYesYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
Computer sync
OTA sync
Tethering
VoLTE
Computer sync
OTA sync
Infrared
Tethering
VoLTE
ViLTE
VoWiFi

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

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
AAC+
AMR
AMR-WB
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
AVI
MP4
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 mAh
TypeLi-PolymerLi-PolymerLi-Polymer
Charger output power5 V / 1 A5 V / 2 A9 V / 2 A
FeaturesNon-removableFast charging
Non-removable
Fast charging
Non-removable
--22.5W 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)-0.398 W/kg0.72 W/kg
Body SAR (EU)-1.186 W/kg0.98 W/kg
Head SAR (USA)-0.901 W/kg0.96 W/kg
Body SAR (USA)-0.647 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--P2i splash-proof nano-coating
 Geotel AmigoXiaomi Redmi 9AXiaomi Redmi Note 9S