Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) vs Xiaomi Mi A2 (128GB)

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Side by side comparison between Asus Zenfone 4 Selfie Pro vs Xiaomi Mi A2 phones, differences, pros, cons and full specifications. What's the better?

8/14/2018 9:01 AM, updated: 11/14/2021 11:07 AM

Compare Xiaomi Mi A2 X Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) 08Points

Specifications Compare Models Pictures

5.5"
AMOLED

1080x1920

16
MP

12mp

4GB
RAM

Octa-core

3000
mAh

(Non removable)

13Points Xiaomi Mi A2 (128GB) Compare Asus Zenfone 4 Selfie Pro 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? Xiaomi Mi A2 (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!

8 Advantages Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	vs	13 Advantages Xiaomi Mi A2 (128GB)
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+147 grams (5.15 ounces)13% Lighter	vs	166 grams (5.81 ounces)
+6.85 millimeters (0.27 inches)7% Thinner	vs	7.3 millimeters (0.29 inches)
+AMOLEDAdvantage AMOLED display is brighter and more vivid	vs	LTPS IPS LCD
+(dual front camera) 12MP + 8MP1% Higher resolution secondary camera to take pictures and selfies	vs	(front) 20MP
+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera	vs	(front) Full HD (1920x1080)
+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
4GB LPDDR3	vs	+6GB LPDDR4X50% More RAM memory. Typically more responsive and better for multitasking.
64GB (54GB available)	vs	+128GB (111GB available)106% More internal storage for applications and files
1080x1920 pixels	vs	+1080x2160 pixels13% Higher resolution screen
401 PPI	vs	+403 PPI1% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.5"	vs	+5.99"9% Larger screen
(back) 16MP	vs	+(dual camera) 12MP + 20MP101% Higher resolution main camera
Android 7.0 Nougat	vs	+Android 10Advantage Android 10 is newer and safer
(4G LTE) 150 Mbps	vs	+(4G LTE-A) 600 Mbps3 times Faster for surfing the internet and download files
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
10W	vs	+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.
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

25 Common items in both devices

2GHz 64bit Octa-core

eMMC 5.1

16 million

Dual-LED on main camera and LED on front camera

Only digital zoom

PDAF: phase detection autofocus

EIS: Digital stabilization

+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

📱 Model features
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
Change model		Choose the model
Model	Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
Other model names	Asus Zenfone 4 Selfie Pro ZD552KL (64GB + 4GB RAM)	Xiaomi Mi A2 M1804D2SG (128GB + 6GB RAM), 小米6X, Xiaomi Wayne
Country or region available	Brazil, China, (Europe), Philippines, Hong Kong, India, Indonesia, Malaysia, Taiwan, (Global, International)	(Global, International), India
Brand	Asus	Xiaomi
Release date	9/14/2017	7/27/2018, Announced: 7/24/2018
Depth	6.85 millimeters (0.27 inches)	7.3 millimeters (0.29 inches)
Size (width x height)	74.8 x 154 millimeters (2.94 x 6.06 in)	75.4 x 158.7 millimeters (2.97 x 6.25 in)
Weight	147 grams (5.15 ounces)	166 grams (5.81 ounces)
Build, materials	feature not registered	Aluminum body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
Display type	AMOLED	LTPS IPS LCD
Screen size	5.5" inches	5.99" inches
Screen-to-body ratio	~72.4% (screen-to-body ratio)	~77.4% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1080x2160 pixels (19:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	401 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass 5
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
System version	Android 7.0 Nougat	Android 8.1 Oreo
Firmware update	feature not registered	Android 10
User Interface	feature not registered	feature not registered
⚙️ Processor
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
Chipset	64bit: Qualcomm Snapdragon 625 MSM8953 (14nm)	64bit: Qualcomm Snapdragon 660 (SDM660) (14nm)
CPU	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-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 506 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
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
RAM memory	4GB LPDDR3	6GB LPDDR4X
Internal storage	64GB (54GB available) eMMC 5.1	128GB (111GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Not supported
📶 Mobile networks
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD 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	150/50 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	Global version: UMTS 850/900/2100 USA/Brazil version: UMTS 850/900/1700/1900/2100 Taiwan/Japan/Hong Kong version: UMTS 800/850/900/1900/2100	Global version: UMTS 850/900/1700/1900/2100 India version: UMTS 850/900/1900/2100
Primary 4G network	LTE Cat4 Global version: LTE (Bands 1,3,5,7,8,20) TD-LTE (Bands 40) USA/Brazil version: LTE (Bands 1,2,3,4,5,7,8,12,17,28) Taiwan/Japan/Hong Kong version: LTE (Bands 1,3,5,7,8,18,19,26,28) TD-LTE (Bands 38,41)	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	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
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
Back camera (main camera)	16 megapixels	(dual camera) 12 megapixels 20MP f/1.81/2.8"1.0µm
Main camera resolution	4608x3456 pixels	4000x3000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED on main camera and LED on front camera	Dual-LED on main camera and LED on front camera
Focal aperture	feature not registered	f/1.8 (aperture)
Focal length	26mm lens	feature not registered
Sensor size	feature not registered	1/2.9" inches
Pixel size	feature not registered	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	Only digital 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
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
Front camera (secondary)	(dual front camera) 12 megapixels 8MP 12mm120°	20 megapixels
Front camera resolution	4000x3000 pixels	5164x3872 pixels
Video recording (secondary)	4K UHD (3840x2160)	Full HD (1920x1080)
Front flash	LED	LED
Focal aperture	f/1.8 (aperture)	f/2.2 (aperture)
Focal length	25mm lens	feature not registered
Sensor size	1/2.55" inches	1/2.8" inches
Pixel size	1.4µm pixel	1µm pixel
🔉 Sound and multimedia
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	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.264, H.263	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, OGG, eAAC+, FLAC	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
USB	MicroUSB 2.0	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	4.2 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz) 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, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	3000 mAh
Charger, watts	10W (5V/2A) Wired charging	18W Wired fast charging Quick Charge 4
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	30 hours (1.3 days)	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
Call control	Voice dialing, Voice recorder, Voice commands	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: Rouge Red, Sunlight Gold, Deepsea Black • Metal body • ASUS ZenUI 4.0 • 2.5D screen glass • DTS sound enhancement • Hi-Res audio • 24-bit/192kHz audio • Slow motion 720p@120fps • Sony IMX362 sensor front camera • DuoPixel 24MP (2x12MP) front camera • Fast battery charging • VoLTE	• Colors: Black, Gold, Blue, Red, Rose Gold • Android One • Back camera sensor: Sony IMX486/IMX376 • Front camera sensor: Sony IMX376 • WiFi display
☢️ Radiation rate
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB)	Xiaomi Mi A2 (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	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)