Comparison between:
- Xiaomi Redmi A2+
- Xiaomi Mi 2

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

	Xiaomi Redmi A2+	Xiaomi Mi 2

Model alias	Redmi A2 Plus	Phone 2 MI -Two

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

Width	76.75 mm 7.675 cm 0.252 ft 3.022 in	62 mm 6.2 cm 0.203 ft 2.441 in
Height	164.9 mm 16.49 cm 0.541 ft 6.492 in	126 mm 12.6 cm 0.413 ft 4.961 in
Thickness	9.09 mm 0.909 cm 0.03 ft 0.358 in	10.2 mm 1.02 cm 0.033 ft 0.402 in
Weight	192 g 0.42 lbs 6.77 oz	145 g 0.32 lbs 5.11 oz
Volume	115.04 cm³ 6.99 in³	79.68 cm³ 4.84 in³
Colors	Light Green Light Blue Black	White Red Blue Green
Body materials	Plastic	Plastic

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

SIM card type	Nano-SIM	Mini-SIM
Number of SIM cards	2	1
Features	Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)	-

A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.

GSM	GSМ 850 МНz (В5) GSМ 900 МНz (В8) GSМ 1900 МНz (В2)	GSМ 850 МНz GSМ 900 МНz GSМ 1900 МНz
W-CDMA	W-CDMA 850 MHz (B5) W-CDMA 900 MHz (B8) W-CDMA 2100 MHz (B1)	-
UMTS	-	UМТS 1900 МНz UМТS 2100 МНz
LTE	LТЕ-FDD 850 МНz (В5) LТЕ-FDD 900 МНz (В8) LТЕ-FDD 1800 МНz (В3) LТЕ-FDD 2100 МНz (В1) LТЕ-ТDD 2500 МНz (В41)	-

Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.

Mobile network technologies

UМТS
GРRS
LТЕ

UМТS
GРRS Сlаss 12

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

Operating system (OS)

Аndrоid 12 Gо еditiоn

Аndrоid 4.1.1 Jеlly Веаn
МΙUΙ V7.2 (Аndrоid 4.4.х ΚitΚаt)
МΙUΙ V9

A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.

SoC	МеdiаТеk Неliо G36	Quаlсоmm Snарdrаgоn S4 Рrо (АРQ8064)
Process technology	12 nm	28 nm
CPU	4х 2.2 GНz АRМ Соrtех-А53, 4х 1.8 GНz АRМ Соrtех-А53	4х 1.5 GНz Κrаit 200
CPU bits	64 bit	64 bit
Instruction set	ARMv8-A	ARMv8
Level 0 cache memory (L0)	-	4 KB + 4 KB
Level 1 cache memory (L1)	16 KB + 16 KB	32 KB + 32 KB
Level 2 cache memory (L2)	-	2048 KB 2 MB
CPU cores	8	4
CPU frequency	2200 MHz	1500 MHz
GPU	IMG PowerVR GE8320	Qualcomm Adreno 320
GPU cores	-	4
GPU frequency	680 MHz	400 MHz
RAM capacity	2 GB 3 GB	2 GB
RAM type	LPDDR4X	LPDDR2
RAM channels	Double channel	Double channel
RAM frequency	1733 MHz	433 MHz
	Virtual RAM expansion - 2 GB	-

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

Storage	32 GB 64 GB	16 GB 32 GB
	eMMC 5.1	UFS 2.0

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

Types

microSD
microSDHC
microSDXC

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

Type/technology	IPS	IPS
Diagonal size	6.52 in 165.61 mm 16.56 cm	4.3 in 109.22 mm 10.92 cm
Width	2.68 in 67.96 mm 6.8 cm	1.92 in 48.84 mm 4.88 cm
Height	5.95 in 151.02 mm 15.1 cm	3.85 in 97.69 mm 9.77 cm
Aspect ratio	2.222:1	2:1 2:1 (18:9)
Resolution	1080 x 2400 pixels	1080 x 2160 pixels
Pixel density	404 ppi 158 ppcm	562 ppi 220 ppcm
Color depth	24 bit 16777216 colors	24 bit 16777216 colors
Display area	81.36 %	61.28 %
Other features	Capacitive Scratch resistant	Capacitive Multi-touch Scratch resistant
	2.5D curved glass screen 70% NTSC 400 cd/m² 1500:1	Dragontrail glass

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

Sensors

Accelerometer
Fingerprint
Virtual Proximity

Proximity
Light
Accelerometer
Compass
Gyroscope

The main camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.

Sensor type	CMOS	CMOS BSI
Aperture	f/2	f/2
Focal length and 35 mm equivalent	-	27 mm ^{*(35 mm / full frame)}
Flash type	LED	LED
Image resolution	3264 x 2448 pixels 7.99 MP	3264 x 2448 pixels 7.99 MP
Video resolution	1920 x 1080 pixels 2.07 MP	1920 x 1080 pixels 2.07 MP
Video FPS	30 fps	30 fps
Features	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)	Autofocus Geotagging HDR Touch focus Face detection White balance settings ISO settings Macro mode
	-	1280x720 @ 60 fps

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 BSI	-
Aperture	f/2.2	-
Image resolution	2560 x 1944 pixels 4.98 MP	-
Video resolution	1920 x 1080 pixels 2.07 MP	1920 x 1080 pixels 2.07 MP
Video FPS	30 fps	30 fps
Features	Face unlock	-
	-	2 MP

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

Speaker

Loudspeaker
Earpiece

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

Radio

Yes

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

Tracking/Positioning

GРS
А-GРS
GLОΝАSS

GРS
А-GРS

Wi-Fi is a technology that provides wireless data connections between various devices within a short range.

Wi-Fi

802.11а
802.11b
802.11g
802.11а
802.11ас 5GНz

802.11b
802.11g
802.11а
802.11аd

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

Version	5.0	4.1
Features	A2DP EDR HID LE	A2DP

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

Connector type	USB Type-C	Micro USB
Version	2.0	2.0
Features	Charging Mass storage On-The-Go	Charging Host Mass storage

The High-Definition Multimedia Interface (HDMI) is considered to be the digital alternative of the analog audio/video interface standards.

HDMI

Micro USB to HDMI MHL adapter

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 jack

Yes

Information about other important connectivity technologies supported by the devices.

Connectivity

Computer sync
OTA sync
Infrared
Tethering
VoLTE
VoWiFi

Computer sync
OTA sync
Tethering

A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.

Browser

HTML
HTML5
CSS 3

HTML
HTML5

Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.

Audio file formats/codecs

AAC
AAC+
AMR
AMR-WB
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV

AC3
eAAC+
FLAC
MP3
WAV

Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.

Video file formats/codecs

3GPP
AVI
DivX
H.263
H.264
H.265
MKV
MP4
VC-1
Xvid

DivX
H.263
H.264
MP4
MPEG-4
WMV
Xvid

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

Capacity	5000 mAh	2000 mAh
Type	Li-Ion	Li-Ion
4G talk time	28 h 1680 min 1.2 days	-
4G stand-by time	626 h 37560 min 26.1 days	-
Charger output power	5 V / 2 A	-
Features	Fast charging Non-removable	Removable

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)	0.465 W/kg	-
Body SAR (EU)	0.727 W/kg	-

Xiaomi Redmi A2+

Xiaomi Mi 2

Xiaomi Mi 10s

Xiaomi 15 Ultra China

Xiaomi Redmi K30 Pro

Xiaomi Redmi Note 11 Pro Global

Xiaomi Redmi 4 SD435