Comparison between:
- Xiaomi Redmi 8
- Realme C3
- Vivo Y90
- Xiaomi Redmi 8A

Brand and model

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

Xiaomi Redmi 8Realme C3Vivo Y90Xiaomi Redmi 8A
Xiaomi Redmi 8
Prices
Realme C3
Prices
Vivo Y90
Prices
Xiaomi Redmi 8A
Model aliasRedmi8
Red Rice 8
Red Rice8
M1908C3IC
MZB8257IN; M1908C3II
M1908C3IG
M1908C3IH
C3i-Redmi8A
Red Rice 8A
Red Rice8A
MZB8298IN
M1908C3KG
M1908C3KH

Design

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

Width75.41 mm
7.541 cm
0.247 ft
2.969 in
75 mm
7.5 cm
0.246 ft
2.953 in
75.09 mm
7.509 cm
0.246 ft
2.956 in
75.41 mm
7.541 cm
0.247 ft
2.969 in
Height156.48 mm
15.648 cm
0.513 ft
6.161 in
164.4 mm
16.44 cm
0.539 ft
6.472 in
155.11 mm
15.511 cm
0.509 ft
6.107 in
156.48 mm
15.648 cm
0.513 ft
6.161 in
Thickness9.4 mm
0.94 cm
0.031 ft
0.37 in
8.95 mm
0.895 cm
0.029 ft
0.352 in
8.28 mm
0.828 cm
0.027 ft
0.326 in
9.4 mm
0.94 cm
0.031 ft
0.37 in
Weight188 g
0.41 lbs
6.63 oz
195 g
0.43 lbs
6.88 oz
163 g
0.36 lbs
5.77 oz
188 g
0.41 lbs
6.63 oz
Volume110.92 cm³
6.74 in³
110.35 cm³
6.7 in³
96.44 cm³
5.86 in³
110.92 cm³
6.74 in³
ColorsOnyx Black
Ruby Red
Sapphire Blue
Blazing Red
Frozen Blue
Black
Gold
Midnight Black
Ocean Blue
Sunset Red
Body materialsPlasticPlasticAluminium alloy
Plastic
Plastic

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 cards2222
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)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 (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
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)
CDMACDMA 800 MHz (BC0)
CDMA 1900 MHz (BC1)
---
W-CDMAW-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 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 2000 MHz---
UMTS--UMTS 850 MHz
UMTS 900 MHz
UMTS 2100 MHz
-
LTELTE-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-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 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
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-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
UMTS
EDGE
GPRS
HSPA+
LTE
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4
UMTS
EDGE
GPRS
HSPA+
LTE
EV-DO Rev. A

Operating system

Operating system is the system software, which manages and controls the functioning of the hardware components of the device.

Operating system (OS)MIUI 10 (Android 9.0 Pie)Android 10Funtouch 4.5 OS (Android 8.1 Oreo)MIUI 10 (Android 9.0 Pie)
User interface (UI)-realme UI 1.0--

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.

SoCQualcomm Snapdragon 439MediaTek Helio G70MediaTek Helio A22 (MT6761)Qualcomm Snapdragon 439
Process technology12 nm12 nm12 nm12 nm
CPU4x 1.95 GHz ARM Cortex-A53, 4x 1.45 GHz ARM Cortex-A532x 2.0 GHz Cortex-A75, 6x 1.7 GHz Cortex-A55ARM Cortex-A534x 1.95 GHz ARM Cortex-A53, 4x 1.45 GHz ARM Cortex-A53
CPU bits64 bit64 bit64 bit64 bit
Instruction setARMv8ARMv8-AARMv8-AARMv8
CPU cores8848
CPU frequency1950 MHz2000 MHz2000 MHz1950 MHz
GPUQualcomm Adreno 505ARM Mali-G52 2EEMC2PowerVR GE8300Qualcomm Adreno 505
GPU frequency650 MHz820 MHz-650 MHz
RAM capacity3 GB
4 GB
3 GB
4 GB
2 GB2 GB
3 GB
RAM typeLPDDR3LPDDR3LPDDR3LPDDR3
RAM channelsSingle channelSingle channelSingle channelSingle channel
RAM frequency933 MHz933 MHz933 MHz933 MHz

Storage

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

Storage32 GB
64 GB
32 GB
64 GB
16 GB32 GB
eMMC 5.1eMMC 5.1eMMC 5.1eMMC 5.1

Memory cards

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

TypesmicroSD
microSDHC
microSDXC
miniSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC

Display

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

Type/technologyIPSIPSIPSIPS
Diagonal size6.22 in
157.99 mm
15.8 cm
6.52 in
165.61 mm
16.56 cm
6.22 in
157.99 mm
15.8 cm
6.22 in
157.91 mm
15.79 cm
Width2.66 in
67.63 mm
6.76 cm
2.68 in
67.96 mm
6.8 cm
2.66 in
67.63 mm
6.76 cm
2.66 in
67.6 mm
6.76 cm
Height5.62 in
142.78 mm
14.28 cm
5.95 in
151.02 mm
15.1 cm
5.62 in
142.78 mm
14.28 cm
5.62 in
142.71 mm
14.27 cm
Aspect ratio2.111:12.222:12.111:12.111:1
Resolution720 x 1520 pixels720 x 1600 pixels720 x 1520 pixels720 x 1520 pixels
Pixel density270 ppi
106 ppcm
269 ppi
105 ppcm
270 ppi
106 ppcm
271 ppi
106 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area82.1 %83.51 %83.18 %82.02 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Capacitive
Multi-touch
Scratch resistant
In-cell
2.5D curved glass screen
Corning Gorilla Glass 5
1500:1
70.8% NTSC
Corning Gorilla Glass
2.5D curved glass screen
480 cd/m²
-In-cell
2.5D curved glass screen
1500:1
70.8% NTSC

Sensors

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

SensorsProximity
Light
Accelerometer
Compass
Fingerprint
Proximity
Light
Accelerometer
Compass
Proximity
Light
Accelerometer
Compass
Gyroscope
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 modelSony IMX363 Exmor RS--Sony IMX363 Exmor RS
Sensor typeCMOSCMOSCMOSCMOS
Sensor format1/2.55"--1/2.55"
Pixel size1.4 µm
0.001400 mm
1.25 µm
0.001250 mm
-1.4 µm
0.001400 mm
Aperturef/1.8f/1.8f/1.8f/1.8
Focal length and 35 mm equivalent-3.95 mm--
Number of lenses65-6
Flash typeDual LEDDual LEDLEDDual LED
Image resolution4032 x 3024 pixels
12.19 MP
4032 x 3096 pixels
12.48 MP
3264 x 2448 pixels
7.99 MP
4032 x 3024 pixels
12.19 MP
Video resolution1920 x 1080 pixels
2.07 MP
3840 x 2160 pixels
8.29 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesAutofocus
Continuous shooting
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)
Chroma Boost
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
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Phase detection autofocus (PDAF)
Phase detection with Dual Pixel
Secondary rear camera - 2 MP (depth-sensing)
4x digital zoom
Secondary rear camera - 2 MP (depth-sensing)
Aperture size - f/2.4 (#4)
-Phase detection with Dual Pixel

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 type---CMOS
Pixel size1.12 µm
0.001120 mm
1.12 µm
0.001120 mm
-1.12 µm
0.001120 mm
Aperturef/2f/2.4f/2f/2
Number of lenses-5--
Image resolution3264 x 2448 pixels
7.99 MP
2560 x 1920 pixels
4.92 MP
2592 x 1944 pixels
5.04 MP
3264 x 2448 pixels
7.99 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1280 x 720 pixels
0.92 MP
Video FPS30 fps30 fps30 fps-
FeaturesFace unlockFace unlock
HDR
Face unlockFace unlock

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
Smart PA--Smart PA
0.82 CC acoustic chamber

Radio

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

RadioYesYesNoYes

Tracking/Positioning

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

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

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
Wi-Fi Direct
802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display
802.11a
802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
802.11g
802.11n
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.

Version4.25.04.24.2
FeaturesA2DP
LE
A2DP
EDR
HID
LE
A2DPA2DP
LE

USB

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

Connector typeUSB Type-CMicro USBMicro USBUSB Type-C
Version2.02.02.02.0
FeaturesCharging
Host
Mass storage
On-The-Go
Charging
Mass storage
On-The-Go
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 jackYesYesYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Infrared
Tethering
VoLTE
Computer sync
OTA sync
Tethering
VoLTE
Computer sync
OTA sync
Tethering
DLNA
VoLTE
Computer sync
OTA sync
Tethering
VoLTE

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
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
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
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
MKV
MP4
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.

Capacity5000 mAh5000 mAh4030 mAh5000 mAh
TypeLi-PolymerLi-PolymerLi-PolymerLi-Polymer
3G talk time-43 h 54 min
43.9 h
2634 min
1.8 days
--
3G stand-by time-727 h 42 min
727.7 h
43662 min
30.3 days
--
Charger output power5 V / 2 A
9 V / 2 A
5 V / 2 A5 V / 2 A5 V / 2 A
9 V / 2 A
Quick charge technology---Qualcomm Quick Charge 3.0
FeaturesFast charging
Non-removable
Fast charging
Non-removable
Fast charging
Non-removable
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)0.231 W/kg--0.231 W/kg
Body SAR (EU)1.48 W/kg--1.48 W/kg
Head SAR (USA)0.478 W/kg--0.478 W/kg
Body SAR (USA)1.074 W/kg--1.074 W/kg

Additional features

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

Additional featuresM1908C3II - SAR (Specific Absorption Rate) India: head - 0.339 W/kg; body - 1.000 W/kg
P2i nano-coating
Splash resistantSAR (Specific Absorption Rate) India: head - 1.283 W/kg; body - 0.609 W/kgMZB8298IN - SAR (Specific Absorption Rate) India: head - 0.339 W/kg; body - 1.000 W/kg
P2i nano-coating
 Xiaomi Redmi 8Realme C3Vivo Y90Xiaomi Redmi 8A