Comparison between:
- Geotel Amigo
- Huawei P smart 2019
- Xiaomi Redmi 7A

Brand and model

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

Geotel AmigoHuawei P smart 2019Xiaomi Redmi 7A
Geotel Amigo
Prices
Huawei P smart 2019Xiaomi Redmi 7A
Model alias-P smart (2019)
POT-LX1
POT-LX1AF
POT-LX1RUA
POT-LX2J
POT-LX3
M1903C3EI

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
73.4 mm
7.34 cm
0.241 ft
2.89 in
70.41 mm
7.041 cm
0.231 ft
2.772 in
Height150.55 mm
15.055 cm
0.494 ft
5.927 in
155.2 mm
15.52 cm
0.509 ft
6.11 in
146.3 mm
14.63 cm
0.48 ft
5.76 in
Thickness9.8 mm
0.98 cm
0.032 ft
0.386 in
7.95 mm
0.795 cm
0.026 ft
0.313 in
9.55 mm
0.955 cm
0.031 ft
0.376 in
Weight160 g
0.35 lbs
5.64 oz
160 g
0.35 lbs
5.64 oz
165 g
0.36 lbs
5.82 oz
Volume110.65 cm³
6.72 in³
90.56 cm³
5.5 in³
98.37 cm³
5.97 in³
ColorsBlack
Gold
Blue
Black
Black
Blue
Body materialsMetal
Polycarbonate
PlasticPolycarbonate

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-SIM
Nano-SIM / microSD
Nano-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)

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
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
CDMA--CDMA 800 MHz
W-CDMAW-CDMA 900 MHz
W-CDMA 2100 MHz
-W-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 2100 MHz
TD-SCDMA--TD-SCDMA 1900 MHz
TD-SCDMA 2000 MHz
UMTS-UMTS 850 MHz
UMTS 900 MHz
UMTS 2100 MHz
-
LTELTE 800 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
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)
LTE 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz

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 6
UMTS
EDGE
GPRS
HSPA+
LTE
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 NougatAndroid 9.0 Pie
Android 10
MIUI V10.2 (Android 9.0 Pie)
MIUI V11.0.1 (Android 10)
User interface (UI)-EMUI 9.0
EMUI 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 MT6753Huawei HiSilicon KIRIN 710Qualcomm Snapdragon 439 (SDM439)
Process technology28 nm12 nm12 nm
CPU8x 1.3 GHz ARM Cortex-A534x 2.2 GHz ARM Cortex-A73, 4x 1.7 GHz ARM Cortex-A534x 1.95 GHz ARM Cortex-A53, 4x 1.45 GHz ARM Cortex-A53
CPU bits64 bit64 bit64 bit
Instruction setARMv8-AARMv8-AARMv8-A
Level 1 cache memory (L1)32 KB + 32 KB--
Level 2 cache memory (L2)512 KB
0.5 MB
--
CPU cores888
CPU frequency1300 MHz2200 MHz1950 MHz
GPUARM Mali-T720 MP3ARM Mali-G51 MP4Qualcomm Adreno 505
GPU cores34-
GPU frequency450 MHz1000 MHz650 MHz
RAM capacity3 GB3 GB
4 GB
2 GB
3 GB
RAM typeLPDDR3-LPDDR3
RAM channelsSingle channel-Single channel
RAM frequency666 MHz-800 MHz
-GPU Turbo 2.0-

Storage

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

Storage32 GB32 GB
64 GB
16 GB
32 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

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
6.21 in
157.73 mm
15.77 cm
5.45 in
138.43 mm
13.84 cm
Width2.55 in
64.75 mm
6.48 cm
2.6 in
66.1 mm
6.61 cm
2.44 in
61.91 mm
6.19 cm
Height4.53 in
115.12 mm
11.51 cm
5.64 in
143.22 mm
14.32 cm
4.87 in
123.82 mm
12.38 cm
Aspect ratio1.778:1
16:9
2.167:12:1
2:1 (18:9)
Resolution720 x 1280 pixels1080 x 2340 pixels720 x 1440 pixels
Pixel density282 ppi
110 ppcm
415 ppi
163 ppcm
295 ppi
115 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area66.23 %83.37 %74.65 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
2.5D curved glass screen2.5D curved glass screen
LTPS (Low Temperature PolySilicon)
1300:1 contrast ratio
400 cd/m²
2.5D curved glass screen
1000:1 contrast ratio
70.8% 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
Compass
Gyroscope
Fingerprint
Proximity
Light
Accelerometer
Compass

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-Sony IMX486 Exmor RS
Sensor typeISOCELLCMOS BSICMOS
Sensor size4.69 x 3.52 mm
0.23 in
--
Sensor format--1/2.9"
Pixel size1.127 µm
0.001127 mm
-1.25 µm
0.001250 mm
Crop factor7.38--
Aperturef/2.2f/1.8f/2.2
Focal length and 35 mm equivalent3.5 mm
25.82 mm *(35 mm / full frame)
3.62 mm
26 mm *(35 mm / full frame)
-
Number of lenses-6-
Flash typeDual LEDLEDDual LED
Image resolution4160 x 3120 pixels
12.98 MP
4160 x 3120 pixels
12.98 MP
4160 x 3120 pixels
12.98 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps60 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
Continuous shooting
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Phase detection autofocus (PDAF)
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
Phase detection autofocus (PDAF)
-Secondary rear camera - 2 MP-

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 BSICMOS BSI-
Sensor size2.92 x 2.2 mm
0.14 in
--
Pixel size1.141 µm
0.001141 mm
--
Crop factor11.84--
Aperturef/2.8f/2-
Focal length and 35 mm equivalent3.5 mm
41.45 mm *(35 mm / full frame)
--
Field of view84 °--
Auxiliary lightDual LED--
Image resolution2560 x 1920 pixels
4.92 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
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps30 fps
Features-Face unlockFace unlock
-POT-LX1RUA; POT-LX3 - 16 MP-

Audio

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

SpeakerLoudspeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece

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
GPS
A-GPS
GLONASS
BeiDou

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
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
802.11g
802.11n
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.

Version4.24.24.2
FeaturesA2DPA2DP
EDR
LE
A2DP
LE

USB

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

Connector typeMicro USBMicro USBMicro USB
Version2.02.02.0
FeaturesCharging
Mass storage
Charging
Mass storage
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
Computer sync
OTA sync
Tethering
NFC
VoLTE
Computer sync
OTA sync
Tethering
VoLTE
-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

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
aptX
aptX HD
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AAC+
AMR
AMR-WB
eAAC+
FLAC
MIDI
MP3
OGG
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
AVI
DivX
H.263
H.264
H.265
MP4
VP8
VP9
WebM
WMV
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 mAh3400 mAh4000 mAh
TypeLi-PolymerLi-PolymerLi-Polymer
2G talk time-25 h
1500 min
1 days
25 h
1500 min
1 days
2G stand-by time-800 h
48000 min
33.3 days
-
3G talk time-25 h
1500 min
1 days
25 h
1500 min
1 days
3G stand-by time-800 h
48000 min
33.3 days
-
Charger output power5 V / 1 A5 V / 2 A5 V / 2 A
FeaturesNon-removableNon-removableNon-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)-0.83 W/kg0.577 W/kg
Body SAR (EU)--1.166 W/kg
Head SAR (USA)--1 W/kg
Body SAR (USA)--1.12 W/kg
Head SAR (India)--0.744 W/kg
Body SAR (India)--0.785 W/kg

Additional features

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

Additional features--P2i nano-coating
 Geotel AmigoHuawei P smart 2019Xiaomi Redmi 7A