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Xiaomi Mi A2 (64GB) vs Xiaomi Redmi S2 (64GB)

Side by side comparison between Xiaomi Mi A2 vs Xiaomi Redmi S2 phones, differences, pros, cons and full specifications. What's the better?

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Compare Xiaomi Redmi S2 X Xiaomi Mi A2 (64GB) 19Points
5.99"
IPS

1080x2160

12
MP

20mp

4GB
RAM

Octa-core

3000
mAh

(Non removable)

vs
04Points Xiaomi Redmi S2 (64GB) Compare Xiaomi Mi A2 X
5.99"
IPS

720x1440

12
MP

16mp

4GB
RAM

Octa-core

3080
mAh

(Non removable)

What's the better phone? Xiaomi Mi A2 (64GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

Mi A2 (64GB)} 19 Advantages Xiaomi Mi A2 (64GB) vs Redmi S2 (64GB)} 4 Advantages Xiaomi Redmi S2 (64GB)
+4GB LPDDR4XAdvantage
This RAM type is better and more efficient.
vs4GB LPDDR3
+166 grams (5.81 ounces)2%
Lighter
vs170 grams (5.95 ounces)
+7.3 millimeters (0.29 inches)11%
Thinner
vs8.1 millimeters (0.32 inches)
+Aluminum body, glass frontAdvantage
More resistant material
vsPlastic body, glass front
+1080x2160 pixels125%
Higher resolution screen
vs720x1440 pixels
+403 PPI50%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs269 PPI
+(dual camera) 12MP + 20MP88%
Higher resolution main camera
vs(dual camera) 12MP + 5MP
+Dual-LED on main camera and LED on front cameraAdvantage
The Dual-LED on main camera and LED on front camera helps in dark places or in low light
vsLED flash on both cameras
+f/1.8 (aperture)22%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.2 (aperture)
+(front) 20MP26%
Higher resolution secondary camera to take pictures and selfies
vs(front) 16MP
+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+(front) Full HD (1920x1080)125%
More image quality for recording videos with the secondary camera
vs(front) HD (1280x720)
+Android 10Advantage
Android 10 is newer and safer
vsAndroid 8.1 Oreo
+(4G LTE-A) 600 Mbps100%
Faster for surfing the internet and download files
vs(4G LTE-A) 300 Mbps
+18W80%
More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
vs10W
+802.11 a/b/g/n/ac [wifi5]Advantage
WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
vs802.11 b/g/n [wifi4]
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs4.2 + A2DP
+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
vsMicroUSB 2.0, USB OTG On-The-Go
+Gorilla Glass 5Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
Not supportedvs+Until 256GB microSD, microSDXCAdvantage
More external storage for files using memory cards
3000 mAhvs+3080 mAh3%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Type-C jack with 3.5mm jack adaptervs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general

25 Common items in both devices
2.2GHz 64bit Octa-core (14nm)
64GB (51GB available) / 64GB (50GB available)
eMMC 5.1
LTPS IPS LCD / TFT IPS LCD
16 million
5.99"
Only digital zoom
+18 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences Clear highlight

📱 Model features

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
ModelXiaomi Mi A2 (64GB)Redmi S2 (64GB)
Other model namesXiaomi A2 M1804D2SG (64GB + 4GB RAM), 小米6X, Xiaomi Wayne红米自拍手机S2, Xiaomi S2, Xiaomi Ysl
Country or region available(Global, International)India
(Global, International), India
(Global, International)China
(Global, International), China
BrandXiaomiXiaomi
Release date7/27/2018, Announced: 7/24/20185/1/2018
Depth7.3 millimeters (0.29 inches)8.1 millimeters (0.32 inches)
Size (width x height)75.4 x 158.7 millimeters (2.97 x 6.25 in)77.26 x 160.73 millimeters (3.04 x 6.33 in)
Weight166 grams (5.81 ounces)170 grams (5.95 ounces)
Build, materialsAluminum body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported

📲 Display

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
Display typeLTPS IPS LCDTFT IPS LCD
Screen size5.99" inches5.99" inches
Screen-to-body ratio~77.4% (screen-to-body ratio)~74.6% (screen-to-body ratio)
Display resolution1080x2160 pixels (19:9)720x1440 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)403 PPI269 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 5Not supported
Refresh rate60Hzfeature not registered
Display featuresNot supportedfeature not registered

🤖 Operating System

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
System versionAndroid 8.1 OreoAndroid 7.1.2 Nougat
Firmware updateAndroid 10Android 8.1 Oreo
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
Chipset64bit: Qualcomm Snapdragon 660 (SDM660) (14nm)64bit: Qualcomm Snapdragon 625 MSM8953 (14nm)
CPUOcta-core, 2 processors:
4x 2.2GHz Kryo 260 Gold (Quad-core)
4x 1.8GHz Kryo 260 Silver (Quad-core)
Octa-core, 1 processor:
8x 2GHz ARM Cortex-A53 (Octa-core)
GPU graphical controllerQualcomm Adreno 512 (650MHz)Qualcomm Adreno 506 650Mhz
Performance (benchmark)AnTuTu: 130927 (v7), 172886 (v8)
Geekbench: 4625 (v4.4), 1157 (v5.1)
GFXBench: 8.6fps (ES 3.1 onscreen)
feature not registered

💽 Memory and storage

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
RAM memory4GB LPDDR4X4GB LPDDR3
Internal storage64GB (51GB available)
eMMC 5.1
64GB (50GB available)
eMMC 5.1
External storageNot supportedUntil 256GB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload600/150 Mbps300/50 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900CDMA 800 (China), GSM 850/900/1800/1900
Primary 3G networkGlobal version:
UMTS 850/900/1700/1900/2100
India version:
UMTS 850/900/1900/2100
M1803E6G Global version:
UMTS 850/900/1900/2100
M1803E6E, M1803E6C, M1803E6T versions:
CDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1900/2100
Primary 4G networkLTE Cat12
VoLTE
Global version:
LTE (Bands 1, 2, 3, 4, 5, 7, 8, 20)
TD-LTE (Bands 38, 40)
India version:
LTE (Bands 1, 3, 5)
TD-LTE (Bands 40, 41)
LTE Cat6
M1803E6G Global version:
LTE (Bands 1,3,4,5,7,8,20)
TD-LTE (Bands 38,40)
M1803E6E, M1803E6C, M1803E6T versions:
LTE (Bands 1,3,5,7,8)
TD-LTE (Bands 34,38,39,40,41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE

📷 Camera

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
Back camera (main camera)(dual camera)
12 megapixels
20MP f/1.81/2.8"1.0µm
(dual camera)
12 megapixels
5MP depth
Main camera resolution4000x3000 pixels4000x3000 pixels
Video recording (primary)4K UHD (3840x2160) 30 fpsFull HD (1920x1080) 30 fps
FlashDual-LED on main camera and LED on front cameraLED flash on both cameras
Focal aperturef/1.8 (aperture)f/2.2 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor size1/2.9" inchesfeature not registered
Pixel size1.25µm pixel1.25µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
Front camera (secondary)20 megapixels16 megapixels
Front camera resolution5164x3872 pixels4608x3456 pixels
Video recording (secondary)Full HD (1920x1080)HD (1280x720)
Front flashLEDLED
Focal aperturef/2.2 (aperture)f/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor size1/2.8" inchesfeature not registered
Pixel size1µm pixelfeature not registered

🔉 Sound and multimedia

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
LoudspeakerSupportedSupported
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, OGG, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
USBUSB 2.0 Type-C reversible connectorMicroUSB 2.0, USB OTG On-The-Go
Audio outputType-C jack with 3.5mm jack adapter3.5mm jack
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE4.2 + A2DP
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, BeiDou
NFCNot supportedNot supported
Infrared portSupportedSupported

🧭 Sensors

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Hall effect
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity3000 mAh3080 mAh
Charger, watts18W Wired fast charging
Quick Charge 4
10W (5V/2A) Wired charging
Inductive / wireless chargingNot supportedfeature not registered
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Black, Gold, Blue, Red, Rose Gold
• Android One
• Back camera sensor: Sony IMX486/IMX376
• Front camera sensor: Sony IMX376
• WiFi display
• Colors: Gray, Gold, Rose Gold, Blue, Black
• MIUI 10
• 18:9 screen

☢️ Radiation rate

Xiaomi Mi A2 (64GB)Redmi S2 (64GB)
SAR 1.6W/kg (USA, Mexico, etc.)0.96W/kg (head), 0.64W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)1.16W/kg (head), 0.66W/kg (body)feature not registered
X

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