Comparison between:
- Digma Citi ATL 4G
- Xiaomi Redmi Note 8 Pro

Brand and model

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

Digma Citi ATL 4GXiaomi Redmi Note 8 Pro
Digma Citi ATL 4GXiaomi Redmi Note 8 Pro
Prices
Model aliasCS5029MLRedmi Note8 Pro
Red Rice Note 8 Pro
Red Rice Note8 Pro
G7
2015105
M1906G7G
M1906G7I
M1906G7E
M1906G7T

Design

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

Width72.5 mm
7.25 cm
0.238 ft
2.854 in
76.4 mm
7.64 cm
0.251 ft
3.008 in
Height143.5 mm
14.35 cm
0.471 ft
5.65 in
161.35 mm
16.135 cm
0.529 ft
6.352 in
Thickness10 mm
1 cm
0.033 ft
0.394 in
8.79 mm
0.879 cm
0.029 ft
0.346 in
Weight168 g
0.37 lbs
5.93 oz
199 g
0.44 lbs
7.05 oz
Volume104.04 cm³
6.32 in³
108.36 cm³
6.58 in³
ColorsBlack
White
Mineral Grey
Pearl White
Forest Green
Body materialsPlasticGlass
Plastic
Certification-IP52

SIM card

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

SIM card typeMicro-SIM
Nano-SIM
Nano-SIM
Nano-SIM / microSD
Number of SIM cards22
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 (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
CDMA-CDMA 800 MHz (BC0)
W-CDMA-W-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 2100 MHz (B1)
TD-SCDMA-TD-SCDMA 1900 MHz
TD-SCDMA 2000 MHz
UMTSUMTS 900 MHz
UMTS 2100 MHz
-
LTELTE 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-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 4
UMTS
EDGE
GPRS
HSPA+
LTE Cat 12
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
-3CA
256-QAM
4x4 MIMO

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 V10 (Android 9.0 Pie)

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 MT6737MediaTek Helio G90T (MT6785T)
Process technology28 nm12 nm
CPUARM Cortex-A532x 2.05 GHz Cortex-A76, 6x 2.0 GHz Cortex-A55
CPU bits64 bit64 bit
Instruction setARMv8-AARMv8.2-A
Level 1 cache memory (L1)32 KB + 32 KB-
Level 2 cache memory (L2)512 KB
0.5 MB
-
CPU cores48
CPU frequency1250 MHz2050 MHz
GPUARM Mali-T720 MP1ARM Mali-G76 3EEMC4
GPU cores14
GPU frequency600 MHz800 MHz
RAM capacity3 GB6 GB
8 GB
RAM typeLPDDR3LPDDR4X
RAM channelsSingle channelDouble channel
RAM frequency640 MHz2133 MHz
-MediaTek HyperEngine
Mi Turbo
Game Turbo 2.0
Liquid cooling system

Storage

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

Storage32 GB64 GB
128 GB
-UFS 2.1

Memory cards

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

TypesmicroSD
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/technologyIPSIPS
Diagonal size5 in
127 mm
12.7 cm
6.53 in
165.86 mm
16.59 cm
Width2.45 in
62.26 mm
6.23 cm
2.74 in
69.51 mm
6.95 cm
Height4.36 in
110.69 mm
11.07 cm
5.93 in
150.6 mm
15.06 cm
Aspect ratio1.778:1
16:9
2.167:1
Resolution720 x 1280 pixels1080 x 2340 pixels
Pixel density294 ppi
115 ppcm
395 ppi
155 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
Display area66.46 %85.19 %
Other featuresCapacitive
Multi-touch
Capacitive
Scratch resistant
2.5D curved glass screen2.5D curved glass screen
Corning Gorilla Glass 5
Oleophobic coating
TÜV Rheinland certification for low blue light emissions
Chip-on-foil (COF) IC packaging technology
1500:1 contrast ratio
500 cd/m² typical brightness
420 cd/m² minimum brightness
84% NTSC
HDR

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
Fingerprint

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-Samsung S5KGW1
Sensor typeCMOSISOCELL
Sensor format-1/1.72"
Pixel size-0.8 µm
0.000800 mm
Aperture-f/1.89
Field of view-79 °
Number of lenses-6
Flash typeLEDDual LED
Image resolution4160 x 3120 pixels
12.98 MP
9248 x 6936 pixels
64.14 MP
Video resolution1280 x 720 pixels
0.92 MP
3840 x 2160 pixels
8.29 MP
Video 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
Macro mode
Phase detection autofocus (PDAF)
-Pixel size - 1.6 μm (4-in-1 pixel binning)
Sensor type - ISOCELL PLUS
Super Phase Detection
1080p @ 120 fps
720p @ 960 fps
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 - 120° (#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 - 2MP (macro)
Sensor size - 1/5" (#4)
Pixel size - 1.75 μm (#4)
Aperture size - f/2.4 (#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 model-Samsung S5K3T1
Sensor type-ISOCELL
Sensor format-1/3.1"
Pixel size-0.9 µm
0.000900 mm
Aperture-f/2
Auxiliary lightLED-
Image resolution2560 x 1920 pixels
4.92 MP
5184 x 3880 pixels
20.11 MP
Video resolution640 x 480 pixels
0.31 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps
Features-Face unlock
-Pixel size - 1.8 μm (4-in-1 pixel binning)
HDR

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
-Smart PA 10V Boost
1217 super-linear speaker
Active noise cancellation with a dedicated microphone

Radio

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

RadioYesYes

Tracking/Positioning

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

Tracking/PositioningGPS
A-GPS
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-Fi802.11b
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

Bluetooth

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

Version4.05.0
FeaturesA2DPA2DP
EDR
HID
LE

USB

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

Connector typeMicro USBUSB Type-C
Version2.02.0
FeaturesCharging
Mass storage
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 jackYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
Computer sync
OTA sync
Infrared
Tethering
NFC
VoLTE
ViLTE
-NXP-SN100T chip for NFC

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
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

Battery

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

Capacity3800 mAh4500 mAh
TypeLi-IonLi-Ion
Charger output power-5 V / 3 A
9 V / 2 A
12 V / 1.5 A
Quick charge technology-MediaTek Pump Express 4.0, Qualcomm Quick Charge 3.0, Quick Charge 4+, USB Power Delivery 3.0
FeaturesNon-removableFast 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)-0.997 W/kg
Body SAR (EU)-1.446 W/kg
Head SAR (USA)-1.15 W/kg
Body SAR (USA)-1.18 W/kg

Additional features

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

Additional features-Anti-splash coating
 Digma Citi ATL 4GXiaomi Redmi Note 8 Pro