Asus Zenfone AR (ZS571KL 256GB) vs Xiaomi Mi 9T (64GB)

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Side by side comparison between Asus Zenfone AR vs Xiaomi Mi 9T phones, differences, pros, cons and full specifications. What's the better?

5/14/2020 2:05 PM, updated: 11/25/2021 5:08 AM

Compare Xiaomi Mi 9T X Asus Zenfone AR (ZS571KL 256GB) 09Points

Specifications Compare Models Pictures

5.7"
AMOLED

1440x2560

23
MP

8mp

8GB
RAM

Quad-core

3300
mAh

(Non removable)

15Points Xiaomi Mi 9T (64GB) Compare Asus Zenfone AR X

Specifications Compare Models Pictures

6.39"
AMOLED

1080x2340

48
MP

20mp

6GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? Xiaomi Mi 9T (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!

9 Advantages Asus Zenfone AR (ZS571KL 256GB)	vs	15 Advantages Xiaomi Mi 9T (64GB)
+8GB LPDDR433% More RAM memory. Typically more responsive and better for multitasking.	vs	6GB LPDDR4X
+256GB (238GB available)4 times More internal storage for applications and files	vs	64GB (49GB available)
+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+170 grams (5.95 ounces)12% Lighter	vs	191 grams (6.69 ounces)
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	AMOLED
+1440x2560 pixels46% Higher resolution screen	vs	1080x2340 pixels
+515 PPI28% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	403 PPI
+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+BarometerAdvantage Sensors help you use the device	vs	Not supported
2.35GHz 64bit Quad-core	vs	+2.2GHz 64bit Octa-core (8nm)38% More powerful processor, you can open your applications faster
UFS 2.0	vs	+UFS 2.1Advantage Fastest write and read storage.
8.9 millimeters (0.35 inches)	vs	+8.8 millimeters (0.35 inches)1% Thinner
Not supported	vs	+HDR10Advantage The HDR10 display provides vibrant colors and more details
5.7"	vs	+6.39"12% Larger screen
(back) 23MP	vs	+(triple camera) 48MP + 8MP + 13MP2 times Higher resolution main camera
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
1/2.6" inches	vs	+1/2" inches30% The larger sensor camera lets you take photos with better depth.
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) 20MP149% Higher resolution secondary camera to take pictures and selfies
Android 7.0 Nougat	vs	+Android 10Advantage Android 10 is newer and safer
(4G LTE-A) 600 Mbps	vs	+(4G LTE-A) 800 Mbps33% Faster for surfing the internet and download files
3300 mAh	vs	+4000 mAh21% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely

32 Common items in both devices

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

60Hz

16 million

Dual-LED flash

PDAF: phase detection autofocus

HDR photo on both cameras

4K UHD (3840x2160)

+25 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 AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
Change model		Choose the model
Model	Zenfone AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
Other model names	Asus Zenfone AR ZS571KL (256GB+8GB RAM) A002A, A002	Xiaomi Mi 9T (Global version) M1903F10G, Xiaomi Redmi K20
Country or region available	(Global, International)	(Global, International), (Europe), Hong Kong, Taiwan
Brand	Asus	Xiaomi
Release date	5/1/2017, Announced: 1/9/2017	6/1/2019
Depth	8.9 millimeters (0.35 inches)	8.8 millimeters (0.35 inches)
Size (width x height)	77.4 x 158.7 millimeters (3.05 x 6.25 in)	74.3 x 156.7 millimeters (2.93 x 6.17 in)
Weight	170 grams (5.95 ounces)	191 grams (6.69 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 AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
Display type	Super AMOLED	AMOLED
Screen size	5.7" inches	6.39" inches
Screen-to-body ratio	~72.9% (screen-to-body ratio)	~86.1% (screen-to-body ratio)
Display resolution	1440x2560 pixels (16:9)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	515 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Gorilla Glass 5
Refresh rate	60Hz	60Hz
Display features	Not supported	600nits[typ] HDR10
🤖 Operating System
	Asus Zenfone AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
System version	Android 7.0 Nougat	Android 9.0 Pie
Firmware update	feature not registered	Android 10
User Interface	ZenUI 3.0	feature not registered
⚙️ Processor
	Asus Zenfone AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
Chipset	64bit: Qualcomm Snapdragon 821 MSM8996 (14nm)	64bit: Qualcomm Snapdragon 730 (SM7150-AA) (8nm)
CPU	Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core)	Octa-core, 2 processors: 2x 2.2GHz Kryo 470 Gold (Dual-core) 6x 1.8GHz Kryo 470 Silver (Hexa-core)
GPU graphical controller	Qualcomm Adreno 530 650Mhz	Qualcomm Adreno 618 (610MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Asus Zenfone AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
RAM memory	8GB LPDDR4	6GB LPDDR4X
Internal storage	256GB (238GB available) UFS 2.0	64GB (49GB available) UFS 2.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Asus Zenfone AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
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	600/75 Mbps	800/150 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 800/850/900/1900/2100 America version: UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat12 VoLTE Global version: LTE (Bands 1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (Bands 38, 40, 41) America version: LTE (Bands 1, 2, 3, 4, 5, 7, 12, 13, 20, 29)	LTE Cat15/13 (Bands 1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (Bands 38, 40) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, 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 network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1900/2100	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE
📷 Camera
	Asus Zenfone AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
Back camera (main camera)	23 megapixels	(triple camera) 48 megapixels 8MP telephoto f/2.453mm1/4"1.12µmPDAF2x-optical-zoom 13MP ultrawide f/2.412mm1/3"1.12µm
Main camera resolution	5536x4152 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	Dual-LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	27mm (lens)	26mm (lens)
Sensor size	1/2.6" inches	1/2" inches
Pixel size	1µm pixel	0.8µm pixel
Autofocus	PDAF: 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	Digital and optical 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	Motion tracking sensors	feature not registered
📸 Front camera
	Asus Zenfone AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
Front camera (secondary)	8 megapixels	20 megapixels *Motorized pop-up camera (slider)
Front camera resolution	3264x2448 pixels	5184x3840 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/4" inches	feature not registered
Pixel size	1.12µm pixel	0.8µm pixel
🔉 Sound and multimedia
	Asus Zenfone AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
Loudspeaker	Mono sound (not stereo) Hi-Res audio	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Asus Zenfone AR (ZS571KL 256GB)	Xiaomi Mi 9T (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	Not supported	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, GALILEO, BeiDou
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Asus Zenfone AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (front-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 AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3300 mAh	4000 mAh
Charger, watts	18W (9V/2A) Wired fast charging Quick Charge 3	18W (9V/2A) Wired fast charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Asus Zenfone AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
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: Black • Tango and Daydream by Google	• Colors: Carbon black, Flame red, Glacier blue • MIUI 10 • HDR display • 24-bit/192kHz audio • Quick Charge 4+
☢️ Radiation rate
	Asus Zenfone AR (ZS571KL 256GB)	Xiaomi Mi 9T (64GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	1.34W/kg (head), 1.51W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered