Comparison between:
- Xiaomi Redmi 8
- Xiaomi Redmi 7
- Xiaomi Redmi Note 7
- Xiaomi Redmi Note 7 Pro

Brand and model

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

Xiaomi Redmi 8Xiaomi Redmi 7Xiaomi Redmi Note 7Xiaomi Redmi Note 7 Pro
Xiaomi Redmi 8
Prices
Xiaomi Redmi 7
Prices
Xiaomi Redmi Note 7
Prices
Xiaomi Redmi Note 7 Pro
Prices
Model aliasRedmi8
Red Rice 8
Red Rice8
M1908C3IC
MZB8257IN; M1908C3II
M1908C3IG
M1908C3IH
Redmi7
Red Rice 7
Red Rice7
Redmi Note7
Red Rice Note 7
Red Rice Note7
Redmi Note7 Pro
Redmi Note 7Pro
Redmi Note7Pro
Red Rice Note 7 Pro
Red Rice Note 7Pro
Red Rice Note7 Pro
Red Rice Note7Pro

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
75.58 mm
7.558 cm
0.248 ft
2.976 in
75.21 mm
7.521 cm
0.247 ft
2.961 in
75.21 mm
7.521 cm
0.247 ft
2.961 in
Height156.48 mm
15.648 cm
0.513 ft
6.161 in
158.73 mm
15.873 cm
0.521 ft
6.249 in
159.21 mm
15.921 cm
0.522 ft
6.268 in
159.21 mm
15.921 cm
0.522 ft
6.268 in
Thickness9.4 mm
0.94 cm
0.031 ft
0.37 in
8.47 mm
0.847 cm
0.028 ft
0.333 in
8.1 mm
0.81 cm
0.027 ft
0.319 in
8.1 mm
0.81 cm
0.027 ft
0.319 in
Weight188 g
0.41 lbs
6.63 oz
180 g
0.4 lbs
6.35 oz
186 g
0.41 lbs
6.56 oz
186 g
0.41 lbs
6.56 oz
Volume110.92 cm³
6.74 in³
101.61 cm³
6.17 in³
96.99 cm³
5.89 in³
96.99 cm³
5.89 in³
ColorsOnyx Black
Ruby Red
Sapphire Blue
Red
Black
Blue
Blue
Red
Black
Blue
Black
Red
Body materialsPlasticPlasticGlass
Plastic
Glass
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-SIM
Nano-SIM / microSD
Nano-SIM
Nano-SIM / microSD
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)--

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
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
CDMACDMA 800 MHz (BC0)
CDMA 1900 MHz (BC1)
CDMA 800 MHzCDMA 800 MHzCDMA 800 MHz
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
W-CDMA 900 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
W-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
W-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
TD-SCDMATD-SCDMA 2000 MHzTD-SCDMA 1900 MHz
TD-SCDMA 2000 MHz
TD-SCDMA 1900 MHz
TD-SCDMA 2000 MHz
TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 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-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
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
LTE 2600 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE-TDD 2000 MHz (B34)

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
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
UMTS
EDGE
GPRS
HSPA+
LTE Cat 18
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
UMTS
EDGE
GPRS
HSPA+
LTE Cat 18
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)MIUI 10 (Android 9.0 Pie)MIUI V10 (Android 9.0 Pie)MIUI V10.2 (Android 9.0 Pie)MIUI V10.2 (Android 9.0 Pie)
MIUI V10.3.5 (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.

SoCQualcomm Snapdragon 439Qualcomm Snapdragon 632Qualcomm Snapdragon 660 MSM8976 PlusQualcomm Snapdragon 675
Process technology12 nm14 nm14 nm11 nm
CPU4x 1.95 GHz ARM Cortex-A53, 4x 1.45 GHz ARM Cortex-A534x 1.8 GHz Kryo 250, 4x 1.8 GHz Kryo 2504x 2.2 GHz Kryo 260, 4x 1.84 GHz Kryo 2602x 2.0 GHz Kryo 460, 6x 1.7 GHz Kryo 460
CPU bits64 bit64 bit64 bit64 bit
Instruction setARMv8ARMv8ARMv8ARMv8
CPU cores8888
CPU frequency1950 MHz1800 MHz2200 MHz2000 MHz
GPUQualcomm Adreno 505Qualcomm Adreno 506Qualcomm Adreno 512Qualcomm Adreno 612
GPU frequency650 MHz---
RAM capacity3 GB
4 GB
2 GB
3 GB
4 GB
3 GB
4 GB
6 GB
4 GB
6 GB
RAM typeLPDDR3LPDDR3LPDDR4XLPDDR4X
RAM channelsSingle channelSingle channelDouble channelDouble channel
RAM frequency933 MHz933 MHz1866 MHz1866 MHz

Storage

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

Storage32 GB
64 GB
16 GB
32 GB
64 GB
32 GB
64 GB
128 GB
64 GB
128 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
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/technologyIPSIPSIPSIPS
Diagonal size6.22 in
157.99 mm
15.8 cm
6.26 in
159 mm
15.9 cm
6.3 in
160.02 mm
16 cm
6.3 in
160.02 mm
16 cm
Width2.66 in
67.63 mm
6.76 cm
2.68 in
68.07 mm
6.81 cm
2.64 in
67.06 mm
6.71 cm
2.64 in
67.06 mm
6.71 cm
Height5.62 in
142.78 mm
14.28 cm
5.66 in
143.7 mm
14.37 cm
5.72 in
145.29 mm
14.53 cm
5.72 in
145.29 mm
14.53 cm
Aspect ratio2.111:12.111:12.167:12.167:1
Resolution720 x 1520 pixels720 x 1520 pixels1080 x 2340 pixels1080 x 2340 pixels
Pixel density270 ppi
106 ppcm
269 ppi
105 ppcm
409 ppi
160 ppcm
409 ppi
160 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area82.1 %81.79 %81.63 %81.63 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
In-cell
2.5D curved glass screen
Corning Gorilla Glass 5
1500:1
70.8% NTSC
Corning Gorilla Glass 5
2.5D curved glass screen
LTPS (Low Temperature PolySilicon)
1500:1 contrast ratio
84% NTSC
Display manufacturer - Tianma
Corning Gorilla Glass 5
2.5D curved glass screen
LTPS (Low Temperature PolySilicon)
1500:1 contrast ratio
450 cd/m²
84% NTSC
Display manufacturer - Shenchao
Corning Gorilla Glass 5
2.5D curved glass screen
LTPS (Low Temperature PolySilicon)
1500:1 contrast ratio
450 cd/m²
84% 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
Fingerprint
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
--Fingerprint sensor model - Fingerprint Cards FPC1511-

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-Samsung S5KGM1Sony IMX586 Exmor RS
Sensor typeCMOSCMOS-CMOS BSI
Sensor format1/2.55"-1/2"1/2"
Pixel size1.4 µm
0.001400 mm
1.25 µm
0.001250 mm
0.8 µm
0.000800 mm
0.8 µm
0.000800 mm
ISO--100 - 3200100 - 3200
Aperturef/1.8f/2.2f/1.79f/1.79
Focal length and 35 mm equivalent--4.74 mm4.74 mm
25 mm *(35 mm / full frame)
Number of lenses6-66
Flash typeDual LEDDual LEDDual LEDDual LED
Image resolution4032 x 3024 pixels
12.19 MP
4032 x 3024 pixels
12.19 MP
8000 x 6000 pixels
48 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
3840 x 2160 pixels
8.29 MP
Video FPS30 fps60 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
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
RAW
Phase detection autofocus (PDAF)
Autofocus
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)
RAW
Autofocus
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
RAW
Phase detection autofocus (PDAF)
Phase detection with Dual Pixel
Secondary rear camera - 2 MP (depth-sensing)
720p @ 120 fps
Secondary rear camera - 2 MP
Pixel size - 1.6 μm (4-in-1 pixel binning)
Sensor type - ISOCELL PLUS
Phase detection with Dual Pixel
1080p @ 120 fps
720p @ 120 fps
Secondary rear camera - 5 MP
Sensor model - Samsung S5K5E8 (#2)
Sensor type - CMOS BSI (#2)
Sensor size - 2.9 x 2.15 mm (#2)
Pixel size - 1.12 μm (#2)
Aperture size - f/2.0 (#2)
Pixel size - 1.6 μm (4-in-1 pixel binning)
Phase detection with Dual Pixel
1080p @ 120 fps
720p @ 120 fps
Secondary rear camera - 5 MP
Sensor model - Samsung S5K5E8 (#2)
Sensor type - CMOS BSI (#2)
Sensor size - 2.9 x 2.15 mm (#2)
Pixel size - 1.12 μm (#2)
Aperture size - f/2.0 (#2)

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--OmniVision OV13855OmniVision OV13855
Sensor type--PureCelPureCel
Sensor size--4.75 x 3.54 mm
0.23 in
4.75 x 3.54 mm
0.23 in
Pixel size1.12 µm
0.001120 mm
-1.124 µm
0.001124 mm
1.124 µm
0.001124 mm
Crop factor--7.317.31
Aperturef/2-f/2f/2
Focal length and 35 mm equivalent--3.86 mm
28.21 mm *(35 mm / full frame)
3.51 mm
25.65 mm *(35 mm / full frame)
Image resolution3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
4224 x 3136 pixels
13.25 MP
4224 x 3136 pixels
13.25 MP
Video resolution1920 x 1080 pixels
2.07 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
FeaturesFace unlockFace unlockFace 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 PASmart PASmart PASmart PA

Radio

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

RadioYesYesYesYes

Tracking/Positioning

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

Tracking/PositioningGPS
A-GPS
BeiDou
GPS
A-GPS
GLONASS
BeiDou
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-Fi802.11b
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
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

Bluetooth

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

Version4.24.25.05.0
FeaturesA2DP
LE
A2DP
LE
A2DP
LE
A2DP
LE

USB

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

Connector typeUSB Type-CMicro USBUSB Type-CUSB Type-C
Version2.02.02.02.0
FeaturesCharging
Host
Mass storage
On-The-Go
Charging
Host
Mass storage
On-The-Go
Charging
Host
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
Tethering
VoLTE
Computer sync
OTA sync
Infrared
Tethering
VoLTE
Computer sync
OTA sync
Infrared
Tethering
VoLTE
Computer sync
OTA sync
Infrared
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
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
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
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 mAh4000 mAh4000 mAh4000 mAh
TypeLi-PolymerLi-PolymerLi-PolymerLi-Polymer
2G talk time-27 h
1620 min
1.1 days
23 h
1380 min
1 days
45 h 30 min
45.5 h
2730 min
1.9 days
2G stand-by time-400 h
24000 min
16.7 days
251 h
15060 min
10.5 days
450 h
27000 min
18.8 days
3G talk time-27 h
1620 min
1.1 days
23 h
1380 min
1 days
45 h 30 min
45.5 h
2730 min
1.9 days
3G stand-by time-400 h
24000 min
16.7 days
251 h
15060 min
10.5 days
450 h
27000 min
18.8 days
Charger output power5 V / 2 A
9 V / 2 A
5 V / 2 A5 V / 2 A5 V / 3 A
9 V / 2 A
12 V / 1.5 A
Quick charge technology--Qualcomm Quick Charge 4.0Qualcomm Quick Charge 4.0
FeaturesFast charging
Non-removable
Non-removableFast charging
Non-removable
Fast 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)0.231 W/kg0.577 W/kg0.591 W/kg-
Body SAR (EU)1.48 W/kg1.251 W/kg1.274 W/kg-
Head SAR (USA)0.478 W/kg1.1 W/kg1.19 W/kg-
Body SAR (USA)1.074 W/kg1.02 W/kg1.18 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
M1810F6LI - SAR (Specific Absorption Rate) India: head - 1.031 W/kg; body - 0.573 W/kg
P2i nano-coating
-M1901F7S - SAR (Specific Absorption Rate) India: head - 0.962 W/kg; body - 0.838 W/kg
P2i nano-coating
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