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Xiaomi Mi A2 64GB vs Xiaomi Redmi S2 64GB

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

,
Xiaomi Mi A2 64GB
5.99"
IPS

1080x2160

12
MP

20mp

4GB
RAM

64bit Octa

3000
mAh

(Non removable)

vs
Compare Xiaomi Mi A2 X04Xiaomi Redmi S2 64GB
Xiaomi Redmi S2 64GB
5.99"
IPS

720x1440

12
MP

16mp

4GB
RAM

64bit Octa

3080
mAh

(Non removable)

What's the best phone? The PhoneMore's choice is Xiaomi Mi A2 64GB

The phonemore's choice is much more technical than personal, so don't just evaluate it. Our goal is to help, but what's important to us may not be important to you. You decide which is the best! Comment!


15 Advantages Xiaomi Mi A2 64GB
Mi A2 64GBvsRedmi S2 64GB
 2%2%
+Lighter
166 grams (5.81 ounces)vs170 grams (5.95 ounces)
 11%11%
+Thinner
7.3 millimeters (0.29 inches)vs8.1 millimeters (0.32 inches)
Advantage
+More resistant material
Aluminum body, front glassvsPlastic body, front glass
 125%100%
+Higher resolution screen
1080x2160 pixelsvs720x1440 pixels
 50%50%
+Crisper display of text, images and video because it has more pixels per inch (ppi)
403 PPIvs269 PPI
 88%88%
+Higher resolution main camera
(dual camera) 12MP + 20MPvs(dual camera) 12MP + 5MP
Advantage
+The Dual LED on main camera and LED on front camera helps in dark places or in low light
Dual LED on main camera and LED on front cameravsLED flash on both cameras
 22%22%
+Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure
f/1.8 (aperture)vsf/2.2 (aperture)
 26%26%
+Higher resolution secondary camera to take pictures and selfies
(front) 20MPvs(front) 16MP
 3 times100%
+More image quality for recording videos with the primary camera
4K UHD (3840x2160 pixels)vsFull HD (1920x1080 pixels)
 125%100%
+More image quality for recording videos with the secondary camera
Full HD (1920x1080 pixels)vsHD (1280x720 pixels)
 100%100%
+Faster for surfing the internet and download files
(4G+ LTE-A) 600 Mbpsvs(4G+ LTE-A) 300 Mbps
Advantage
+WiFi 802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz) is newer and faster
802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)vs802.11 b/g/n (2.4Ghz)
Advantage
+Bluetooth 5.0 version A2DP/LE is newer and faster
5.0 version A2DP/LEvs4.2 version A2DP
Advantage
+Protection against scratches on the screen lets you carry your phone with your keys
Gorilla Glass 5vsNot supported

04 Advantages Xiaomi Redmi S2 64GB
Redmi S2 64GBvsMi A2 64GB
Advantage
+More external storage for files using memory cards
Until 256GB microSD, microSDHC, microSDXCvsNot supported
Advantage
+Headsets with 3.5mm Jack size are more common and easy to find in stores
3.5mm jackvsType-C jack with 3.5mm jack adapter
 3%3%
+Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
3080 mAhvs3000 mAh
Advantage
+The radio lets you listen to your songs and sports in general
FMvsNot supported

30 Common items in both devices
2.2Ghz 64bit Octa-Core
4GB LPDDR4X
64GB (51GB user available) / 64GB (50GB user available)
eMMC 5.1
LTPS IPS LCD / TFT LCD IPS
16 million
5.99"
Only digital zoom
PDAF: phase detection autofocus
EIS: Digital stabilization
HDR photo on both cameras
4G+ LTE-A
Capacitive
Multitouch
Accelerometer
Proximity
Compass
Ambient Light
Gyroscope
Fingerprint (rear-mounted)
Face unlock
LiPo - Li-Ion polymer (Non removable)
Speakerphone
Video calling
Vibrating alert
2 slots Dual-SIM
Active noise cancellation
A-GPS, GeoTagging, GLONASS, BeiDou
USB 2.0 Type-C reversible connector / MicroUSB 2.0, USB OTG On-The-Go
HTML, XHTML, HTML5
+ COMMON ITEMS

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

Model and physical featuresXiaomi Mi A2 64GBXiaomi Redmi S2 64GB
ModelMi A2 64GBRedmi S2 64GB
Also known asXiaomi A2 M1804D2SG 4GB/64GB, 小米6X, Xiaomi Wayne红米自拍手机S2, Xiaomi S2, Xiaomi Ysl
Country or region availableIndiaVarious (International)ChinaVarious (International)
BrandXiaomiXiaomi
Release dateJuly, 2018May, 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)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsAluminum body, front glassPlastic body, front glass
Protection against water and othersNot supportedNot supported
Operating system (OS)Xiaomi Mi A2 64GBXiaomi Redmi S2 64GB
Operating systemAndroid 8.1 OreoAndroid 7.1.2 Nougat
Firmware updatefeature not registeredAndroid 8.1 Oreo
HardwareXiaomi Mi A2 64GBXiaomi Redmi S2 64GB
Architecture - Chipset64bit - Qualcomm Snapdragon 660 SDM660 (14nm)64bit - Qualcomm Snapdragon 625 MSM8953 (14nm)
CPU processorOcta-Core, 2 processors:
2.2Ghz Quad-Core Kryo 260 Gold
1.8Ghz Quad-Core Kryo 260 Silver
2Ghz Octa-Core ARM Cortex-A53
GPU graphical controllerQualcomm Adreno 512 650MhzQualcomm Adreno 506 650Mhz
RAM memory4GB LPDDR4X4GB LPDDR3
Internal storage64GB (51GB user available)
eMMC 5.1
64GB (50GB user available)
eMMC 5.1
External storageNot supportedUntil 256GB microSD, microSDHC, microSDXC
(dedicated slot)
DisplayXiaomi Mi A2 64GBXiaomi Redmi S2 64GB
Display typeLTPS IPS LCDTFT LCD IPS
Screen size5.99" inches5.99" inches
Screen-to-body ratio~77.4% (screen-to-body ratio)~74.6% (screen-to-body ratio)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Display resolution1080x2160 pixels720x1440 pixels
Pixel density (dot pitch)403 PPI269 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 5Not supported
Mobile networks and dataXiaomi Mi A2 64GBXiaomi Redmi S2 64GB
Dual-SIMDual SIM Standby - Call active on one sim card
(dedicated slot)
Dual 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)
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/5G 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 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
Maximum download/upload600/150 Mbps300/50 Mbps
Messaging and callingXiaomi Mi A2 64GBXiaomi Redmi S2 64GB
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder
Primary / back cameraXiaomi Mi A2 64GBXiaomi Redmi S2 64GB
Main camera(dual camera)
12 megapixels
20MP (f/1.8 1/2.8" 1.0µm)
(dual camera)
12 megapixels
5MP depth sensor
Main camera resolution4000x3000 pixels4000x3000 pixels
Video recording (primary)4K UHD (3840x2160 pixels) 30 fpsFull HD (1920x1080 pixels) 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
Front / secondary cameraXiaomi Mi A2 64GBXiaomi Redmi S2 64GB
Front camera20 megapixels16 megapixels
Front camera resolution5164x3872 pixels4608x3456 pixels
Video recording (secondary)Full HD (1920x1080 pixels)HD (1280x720 pixels)
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
MultimediaXiaomi Mi A2 64GBXiaomi Redmi S2 64GB
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 and interfacesXiaomi Mi A2 64GBXiaomi Redmi S2 64GB
USBUSB 2.0 Type-C reversible connectorMicroUSB 2.0, USB OTG On-The-Go
TV outputNot supportedNot supported
Audio outputType-C jack with 3.5mm jack adapter3.5mm jack
Bluetooth5.0 version A2DP/LE4.2 version A2DP
WiFi802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)802.11 b/g/n (2.4Ghz)
DLNANot supportedNot supported
NFCNot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, BeiDou
Infrared portSupportedSupported
Other functionsXiaomi Mi A2 64GBXiaomi Redmi S2 64GB
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
Java / Flash playerNot supportedNot supported
SensorsAccelerometer
Proximity
Compass
Ambient Light
Gyroscope
Hall effect
Face unlock
Fingerprint (rear-mounted)
Accelerometer
Proximity
Compass
Ambient Light
Gyroscope
Face unlock
Fingerprint (rear-mounted)
Other features- Colors: Black, Gold, Blue, Red, Rose Gold
- Android One
- Quick Charge 4.0
- Back camera sensor: Sony IMX486/IMX376
- Front camera sensor: Sony IMX376
- WiFi display
- WiFi direct, hotspot
- Colors: Gray, Gold, Rose Gold, Blue, Black
- MIUI 10
- 18:9 screen
- WiFi direct, hotspot
Power supply and autonomyXiaomi Mi A2 64GBXiaomi Redmi S2 64GB
BatteryLiPo - Li-Ion polymer (Non removable)
Fast battery charging
LiPo - Li-Ion polymer (Non removable)
Fast battery charging
Battery capacity3000 mAh3080 mAh
Battery model / charger (watts)5V/2A=10W5V/2A=10W
Talk timefeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered
Radiation rate (SAR)Xiaomi Mi A2 64GBXiaomi Redmi S2 64GB
SAR USA, Mexico, Colombiafeature not registeredfeature not registered
SAR European Union, UKfeature not registeredfeature not registered