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Xiaomi Mi A3 (128GB) vs Xiaomi Mi 9 SE (128GB)

Side by side comparison, pros, cons, differences between Xiaomi Mi A3 vs Xiaomi Mi 9 SE phones with full specifications. What's the best?

,
Xiaomi Mi A3 (128GB)
6.088"
AMOLED

720x1560

48
MP

32mp

4GB
RAM

64bit Octa

4030
mAh

(Non removable)

vs
12PointsXiaomi Mi 9 SE (128GB)Compare Xiaomi Mi A3 X
Xiaomi Mi 9 SE (128GB)
5.97"
AMOLED

1080x2340

48
MP

20mp

6GB
RAM

64bit Octa

3070
mAh

(Non removable)

What's the better phone? Xiaomi Mi 9 SE (128GB)

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 A3 (128GB)7 Advantages Xiaomi Mi A3 (128GB)vsMi 9 SE (128GB)12 Advantages Xiaomi Mi 9 SE (128GB)
+Until 512GB microSD, microSDXCAdvantage
More external storage for files using memory cards
vsNot supported
+6.088"2%
Larger screen
vs5.97"
+(front) 32MP61%
Higher resolution secondary camera to take pictures and selfies
vs(front) 20MP
+Android 10Advantage
Android 10 is newer and safer
vsAndroid 9.0 Pie
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C jack with 3.5mm jack adapter
+4030 mAh31%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs3070 mAh
+FMAdvantage
The radio lets you listen to your songs and sports in general
vsNot supported
2Ghz 64bit Octa-Corevs+2.3Ghz 64bit Octa-Core16%
More powerful processor, you can open your applications faster
4GB LPDDR4Xvs+6GB LPDDR4X50%
More RAM memory. Typically more responsive and better for multitasking
174 grams (6.09 ounces)vs+155 grams (5.43 ounces)12%
Lighter
8.5 millimeters (0.33 inches)vs+7.45 millimeters (0.29 inches)14%
Thinner
720x1560 pixelsvs+1080x2340 pixels125%
Higher resolution screen
282 PPIvs+432 PPI53%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
(triple camera) 48MP + 8MP + 2MPvs+(triple camera) 48MP + 13MP + 8MP19%
Higher resolution main camera
LED flashvs+Dual LED flashAdvantage
The Dual LED flash helps in dark places or in low light
(4G+ LTE-A) 450 Mbpsvs+(4G+ LTE-A) 800 Mbps78%
Faster for surfing the internet and download files
2 slots Dual-SIM
(hybrid slot/shares the same microSD slot)
vs+2 slots Dual-SIM
(dedicated slot)Advantage
With more SIM card slots you can have more operators and choose which one to use
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely

34 Common items in both devices
128GB (109GB user free)
UFS 2.1
Aluminum frame, glass front/back
Super AMOLED
16 million
Only digital zoom
PDAF: phase detection autofocus / LDAF/PDAF: laser/phase detection autofocus
+27 specs and more in the table below

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

Highlight differencesClear highlight
Physical featuresXiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
ModelMi A3 (128GB)Mi 9 SE (128GB)
Other model namesXiaomi Mi A3 (Android One) 128GB + 4GB RAM小米9 SE, Xiaomi Mi9 SE 6GB RAM M1903F2A, Xiaomi Grus
Country or region available(Global, International)
(Global, International)
(Global, International)China
(Global, International), China
BrandXiaomiXiaomi
Release dateJuly, 2019March, 2019
Depth8.5 millimeters (0.33 inches)7.45 millimeters (0.29 inches)
Size (width x height)71.85 x 153.48 millimeters (2.83 x 6.04 in)70.5 x 147.5 millimeters (2.78 x 5.81 in)
Weight174 grams (6.09 ounces)155 grams (5.43 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsAluminum frame, glass front/backAluminum frame, glass front/back
Protection against water and othersNot supportedNot supported
System (OS)Xiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
Operating systemAndroid 9.0 PieAndroid 9.0 Pie
Firmware updateAndroid 10feature not registered
HardwareXiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
Chipset64bit - Qualcomm Snapdragon 665 SDM665 (11nm)64bit - Qualcomm Snapdragon 712 SDM712 (10nm)
CPU processorOcta-Core, 2 processors:
2Ghz Quad-Core Kryo 260 Gold
1.8Ghz Quad-Core Kryo 260 Silver
Octa-Core, 2 processors:
2.3Ghz Dual-Core Kryo 360 Gold
1.7Ghz Hexa-Core Kryo 360 Silver
GPU graphical controllerQualcomm Adreno 610Qualcomm Adreno 616 610Mhz
RAM memory4GB LPDDR4X6GB LPDDR4X
Internal storage128GB (109GB user free)
UFS 2.1
128GB (109GB user free)
UFS 2.1
External storageUntil 512GB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)
Not supported
DisplayXiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
Display typeSuper AMOLEDSuper AMOLED
Screen size6.088" inches5.97" inches
Screen-to-body ratio~82.5% (screen-to-body ratio)~84.1% (screen-to-body ratio)
Display resolution720x1560 pixels1080x2340 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)282 PPI432 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 5Gorilla Glass 6
Display featuresfeature not registeredfeature not registered
Mobile networksXiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
Dual-SIMDual SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD 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)
Maximum download/upload450/50 Mbps800/150 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900CDMA 800, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100CDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1900/2100
Primary 4G networkLTE Cat9 (Bands 1, 2, 3, 4, 5, 7, 8, 20, 28)
TD-LTE (Bands 38, 40)
VoLTE
LTE Cat15/13 (Bands 1, 3, 5, 7, 8)
TD-LTE (Bands 34, 38, 39, 40, 41)
VoLTE
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
CallingXiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder, Voice commands
CameraXiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
Back camera (main camera)(triple camera)
• 48 megapixels
• 8MP ultrawide (f/2.2 1.12µm)
• 2MP depth sensor (f/2.4)
(triple camera)
• 48 megapixels
• 13MP ultrawide (f/2.4 1.12µm)
• 8MP telephoto (f/2.4 1.12µm PDAF)
Main camera resolution8000x6000 pixels8000x6000 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashDual LED flash
Focal aperturef/1.8 (aperture)f/1.8 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor size1/2" inches1/2" inches
Pixel size0.8µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusLDAF/PDAF: laser/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
2ª cameraXiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
Front camera (secondary)32 megapixels20 megapixels
Front camera resolution6528x4896 pixels5184x3840 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel size0.8µm pixel0.9µm pixel
MultimediaXiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
RadioFMNot supported
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivityXiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supportedNot supported
Audio output3.5mm jackType-C jack with 3.5mm jack adapter
Bluetooth5.0 version A2DP/LE5.0 version A2DP/LE
WiFi802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)
DLNANot supportedSupported
NFCNot supportedSupported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portSupportedSupported
Other functionsXiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
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
Face unlock
Fingerprint (under display)
Accelerometer
Proximity
Compass
Ambient Light
Gyroscope
Face unlock
Fingerprint (under display)
Other features- Colors: Gray, White, Blue
- Android One
- 2.5D glass screen
- 19.5:9 display ratio
- Quick Charge 3
- WiFi direct, display, hotspot
- Colors: Gray, Violet, Blue
- MIUI 10
- HDR10 display
- Quick Charge 4+
- WiFi direct, hotspot
Power supplyXiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
BatteryLiPo - Li-Ion polymer (Non removable)
9V/2A=18W
LiPo - Li-Ion polymer (Non removable)
18W
Battery capacity4030 mAh3070 mAh
Charger, watts• Fast battery charging• Fast battery charging
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered
Radiation rateXiaomi Mi A3 (128GB)Xiaomi Mi 9 SE (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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