Samsung Galaxy A9 2018 (SM-A920F/DS 64GB) vs Xiaomi Mi A2 (128GB)

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Side by side comparison between Samsung Galaxy A9 (2018) vs Xiaomi Mi A2 phones, differences, pros, cons and full specifications. What's the better?

10/27/2018 11:58 PM, updated: 11/14/2021 11:07 AM

Compare Xiaomi Mi A2 X Samsung Galaxy A9 2018 (SM-A920F/DS 64GB) 14Points

Specifications Compare Models Pictures

6.3"
AMOLED

1080x2220

24
MP

24mp

6GB
RAM

Octa-core

3800
mAh

(Non removable)

08Points Xiaomi Mi A2 (128GB) Compare Samsung Galaxy A9 (2018) X

Specifications Compare Models Pictures

5.99"
IPS

1080x2160

12
MP

20mp

6GB
RAM

Octa-core

3000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A9 2018 (SM-A920F/DS 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!

14 Advantages Samsung Galaxy A9 2018 (SM-A920F/DS 64GB)	vs	8 Advantages Xiaomi Mi A2 (128GB)
+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	LTPS IPS LCD
+1080x2220 pixels3% Higher resolution screen	vs	1080x2160 pixels
+6.3"5% Larger screen	vs	5.99"
+(quad camera) 24MP + 10MP + 8MP + 5MP47% Higher resolution main camera	vs	(dual camera) 12MP + 20MP
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+1/2.8" inches4% The larger sensor camera lets you take photos with better depth.	vs	1/2.9" inches
+f/1.7 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/1.8 (aperture)
+(front) 24MP20% Higher resolution secondary camera to take pictures and selfies	vs	(front) 20MP
+ANT+Advantage Sensors help you use the device	vs	Not supported
+3800 mAh27% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3000 mAh
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C jack with 3.5mm jack adapter
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
64GB (50GB available)	vs	+128GB (111GB available)122% More internal storage for applications and files
183 grams (6.41 ounces)	vs	+166 grams (5.81 ounces)10% Lighter
7.8 millimeters (0.31 inches)	vs	+7.3 millimeters (0.29 inches)7% Thinner
392 PPI	vs	+403 PPI3% Crisper display of text, images and videos because it has more pixels per inch (ppi)
LED flash	vs	+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
Android 9.0 Pie	vs	+Android 10Advantage Android 10 is newer and safer
(4G LTE-A) 450 Mbps	vs	+(4G LTE-A) 600 Mbps33% Faster for surfing the internet and download files
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device

33 Common items in both devices

2.2GHz 64bit Octa-core

6GB LPDDR4X

eMMC 5.1

Aluminum body, glass front

60Hz

16 million

PDAF: phase detection autofocus

+26 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

📱 Model features
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
Change model		Choose the model
Model	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
Other model names	Galaxy A9 SM-A920F/Dual-Sim, Samsung A920	Xiaomi Mi A2 M1804D2SG (128GB + 6GB RAM), 小米6X, Xiaomi Wayne
Country or region available	(Latin America)	(Global, International), India
Brand	Samsung	Xiaomi
Release date	10/11/2018	7/27/2018, Announced: 7/24/2018
Depth	7.8 millimeters (0.31 inches)	7.3 millimeters (0.29 inches)
Size (width x height)	77 x 162.5 millimeters (3.03 x 6.4 in)	75.4 x 158.7 millimeters (2.97 x 6.25 in)
Weight	183 grams (6.41 ounces)	166 grams (5.81 ounces)
Build, materials	Aluminum body, glass front	Aluminum body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
Display type	Super AMOLED	LTPS IPS LCD
Screen size	6.3" inches	5.99" inches
Screen-to-body ratio	~80.5% (screen-to-body ratio)	~77.4% (screen-to-body ratio)
Display resolution	1080x2220 pixels (18.5:9)	1080x2160 pixels (19:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	392 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass 5
Refresh rate	60Hz	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
System version	Android 8.0 Oreo	Android 8.1 Oreo
Firmware update	Android 9.0 Pie	Android 10
User Interface	feature not registered	feature not registered
⚙️ Processor
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
Chipset	64bit: Qualcomm Snapdragon 660 SDM660 (14nm)	64bit: Qualcomm Snapdragon 660 (SDM660) (14nm)
CPU	Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core)	Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core)
GPU graphical controller	Qualcomm Adreno 512 650Mhz	Qualcomm Adreno 512 (650MHz)
Performance (benchmark)	feature not registered	AnTuTu: 130927 (v7), 172886 (v8) Geekbench: 4625 (v4.4), 1157 (v5.1) GFXBench: 8.6fps (ES 3.1 onscreen)
💽 Memory and storage
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
RAM memory	6GB LPDDR4X	6GB LPDDR4X
Internal storage	64GB (50GB available) eMMC 5.1	128GB (111GB available) eMMC 5.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	450/50 Mbps	600/150 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	Global version: UMTS 850/900/1700/1900/2100 India version: UMTS 850/900/1900/2100
Primary 4G network	LTE Cat9 (1, 3, 5, 7, 8, 20) TD-LTE (38, 40)	LTE 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)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE
📷 Camera
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
Back camera (main camera)	(quad camera) 24 megapixels 10MP telephoto f/2.452mm1/3.9"1.0µmAF2x-optical-zoom 8MP ultrawide f/2.412mm1/4.0"1.12µm 5MP depth f/2.2	(dual camera) 12 megapixels 20MP f/1.81/2.8"1.0µm
Main camera resolution	5656x4240 pixels	4000x3000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	Dual-LED on main camera and LED on front camera
Focal aperture	f/1.7 (aperture)	f/1.8 (aperture)
Focal length	27mm (lens)	feature not registered
Sensor size	1/2.8" inches	1/2.9" inches
Pixel size	0.9µm pixel	1.25µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Digital and optical zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
Front camera (secondary)	24 megapixels	20 megapixels
Front camera resolution	5656x4240 pixels	5164x3872 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	LED
Focal aperture	f/2.0 (aperture)	f/2.2 (aperture)
Focal length	27mm (lens)	feature not registered
Sensor size	1/2.8" inches	1/2.8" inches
Pixel size	0.9µm pixel	1µm pixel
🔉 Sound and multimedia
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	Type-C jack with 3.5mm jack adapter
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
Sensors	Accelerometer Ambient light sensor ANT+ Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3800 mAh	3000 mAh
Charger, watts	18W Wired fast charging	18W Wired fast charging Quick Charge 4
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Caviar Black, Lemonade Blue, Bubblegum Pink • Samsung Pay • Dolby Atmos	• Colors: Black, Gold, Blue, Red, Rose Gold • Android One • Back camera sensor: Sony IMX486/IMX376 • Front camera sensor: Sony IMX376 • WiFi display
☢️ Radiation rate
	Galaxy A9 2018 (SM-A920F/DS 64GB)	Xiaomi Mi A2 (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.27W/kg (head), 0.84W/kg (body)	0.96W/kg (head), 0.64W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	1.16W/kg (head), 0.66W/kg (body)