Asus Zenfone 3 (5.2 ZE520KL 16GB) vs Xiaomi Mi A3 (64GB)

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Side by side comparison between Asus Zenfone 3 vs Xiaomi Mi A3 phones, differences, pros, cons and full specifications. What's the better?

7/28/2019 8:03 PM, updated: 3/13/2023 9:26 AM

Compare Xiaomi Mi A3 X Asus Zenfone 3 (5.2 ZE520KL 16GB) 06Points

Specifications Compare Models Pictures

5.2"
IPS+

1080x1920

16
MP

8mp

2GB
RAM

Octa-core

2650
mAh

(Non removable)

16Points Xiaomi Mi A3 (64GB) Compare Asus Zenfone 3 X

Specifications Compare Models Pictures

6.088"
AMOLED

720x1560

48
MP

32mp

4GB
RAM

Octa-core

4030
mAh

(Non removable)

What's the better phone? Xiaomi Mi A3 (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!

6 Advantages Asus Zenfone 3 (5.2 ZE520KL 16GB)	vs	16 Advantages Xiaomi Mi A3 (64GB)
+144 grams (5.04 ounces)21% Lighter	vs	174 grams (6.09 ounces)
+7.7 millimeters (0.3 inches)10% Thinner	vs	8.5 millimeters (0.33 inches)
+1080x1920 pixels85% Higher resolution screen	vs	720x1560 pixels
+424 PPI50% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	282 PPI
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
2GHz 64bit Octa-core (14nm)	vs	+2GHz 64bit Octa-core (11nm)4% More powerful processor, you can open your applications faster
2GB LPDDR3	vs	+4GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
16GB (10GB available)	vs	+64GB (49GB available)4 times More internal storage for applications and files
eMMC 5.1	vs	+UFS 2.1Advantage Fastest write and read storage.
Until 256GB microSD, microSDXC	vs	+Until 512GB microSD, microSDXC100% More external storage for files using memory cards
TFT Super IPS+	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
5.2"	vs	+6.088"17% Larger screen
(back) 16MP	vs	+(triple camera) 48MP + 8MP + 2MP3 times Higher resolution main camera
f/2.0 (aperture)	vs	+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MP	vs	+(front) 32MP3 times Higher resolution secondary camera to take pictures and selfies
Android 8.0 Oreo	vs	+Android 11Advantage Android 11 is newer and safer
(4G LTE) 150 Mbps	vs	+(4G LTE-A) 450 Mbps2 times Faster for surfing the internet and download files
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
2650 mAh	vs	+4030 mAh52% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
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.
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster

31 Common items in both devices

Aluminum body, glass front, plastic back / Aluminum frame, glass front/back

60Hz

16 million

Only digital zoom

LDAF/PDAF: laser/phase detection autofocus / PDAF: phase detection autofocus

HDR photo on both cameras

4K UHD (3840x2160)

+24 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 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
Change model		Choose the model
Model	Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
Other model names	Zenfone 3 ZE520KL 2GB/16GB 5.2" Dual-SIM 1A090BR	Xiaomi Mi A3 (Android One), M1906F9SH, M1906F9SI
Country or region available	(Global, International), Brazil, China, Philippines, India	(Global, International)
Brand	Asus	Xiaomi
Release date	7/12/2016	7/24/2019, Announced: 7/17/2019
Depth	7.7 millimeters (0.3 inches)	8.5 millimeters (0.33 inches)
Size (width x height)	73.98 x 146.87 millimeters (2.91 x 5.78 in)	71.85 x 153.48 millimeters (2.83 x 6.04 in)
Weight	144 grams (5.04 ounces)	174 grams (6.09 ounces)
Build, materials	Aluminum body, glass front, plastic back	Aluminum frame, glass front/back
Protection against water and others	Not supported	Not supported
📲 Display
	Asus Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
Display type	TFT Super IPS+	Super AMOLED
Screen size	5.2" inches	6.088" inches
Screen-to-body ratio	~68.6% (screen-to-body ratio)	~82.5% (screen-to-body ratio)
Display resolution	1080x1920 pixels (16:9)	720x1560 pixels (19.5:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	424 PPI	282 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 5
Refresh rate	60Hz	60Hz
Display features	2.5D glass	Not supported
🤖 Operating System
	Asus Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
System version	Android 6.0.1 Marshmallow	Android 9.0 Pie
Firmware update	Android 8.0 Oreo	Android 11
User Interface	ZenUI 3.0	Android One
⚙️ Processor
	Asus Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
Chipset	64bit: Qualcomm Snapdragon 625 (MSM8953) (14nm)	64bit: Qualcomm Snapdragon 665 (SM6125) (11nm)
CPU	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core)	Octa-core, 2 processors: 4x 2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core)
GPU graphical controller	Qualcomm Adreno 506 (650MHz)	Qualcomm Adreno 610
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Asus Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
RAM memory	2GB LPDDR3	4GB LPDDR4X
Internal storage	16GB (10GB available) eMMC 5.1	64GB (49GB available) UFS 2.1
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 512GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Asus Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
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 (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	450/50 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: UMTS 850/900/1900/2100 India: UMTS 850/900/2100 Brazil: UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat4 Global: LTE (1, 2, 3, 5, 7, 8, 20) India: LTE (1, 3, 5, 8) TD-LTE (40) Brazil: LTE (1, 2, 3, 4, 5, 7, 8, 17, 28)	LTE Cat9 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40) VoLTE
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	Global: UMTS 850/900/1900/2100 India: UMTS 850/900/2100 Brazil: UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
📷 Camera
	Asus Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
Back camera (main camera)	16 megapixels	(triple camera) 48 megapixels 8MP ultrawide f/2.21/4.0"1.12µm 2MP depth f/2.4
Main camera resolution	4608x3456 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/2" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	LDAF/PDAF: laser/phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS (4-axis): Optical 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	4K@30fps 1080p@30/60fps	1080p@120fps
📸 Front camera
	Asus Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
Front camera (secondary)	8 megapixels	32 megapixels
Front camera resolution	3264x2448 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	1/2.8" inches
Pixel size	feature not registered	0.8µm pixel
🔉 Sound and multimedia
	Asus Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
Loudspeaker	Mono sound (not stereo) 24-bit/192kHz	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM (RDS)	FM
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, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Asus Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	4.2 + A2DP	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) 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 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	2650 mAh	4030 mAh
Charger, watts	10W (5V/2A) Wired charging	18W (9V/2A) Wired fast charging Quick Charge 3
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
	Asus Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
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: Sapphire Black, Moonlight White, Shimmer Gold	• Colors: Gray, White, Blue
☢️ Radiation rate
	Asus Zenfone 3 (5.2 ZE520KL 16GB)	Xiaomi Mi A3 (64GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered