Samsung Galaxy J7 Duo (SM-J720M/DS) vs Asus Zenfone AR (ZS571KL 128GB)

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Side by side comparison between Samsung Galaxy J7 Duo vs Asus Zenfone AR phones, differences, pros, cons and full specifications. What's the better?

5/14/2020 1:46 PM, updated: 6/13/2022 6:34 PM

Compare Asus Zenfone AR X Samsung Galaxy J7 Duo (SM-J720M/DS) 08Points

Specifications Compare Models Pictures

5.5"
AMOLED

720x1280

13
MP

8mp

3GB
RAM

Octa-core

3000
mAh

(Removable)

21Points Asus Zenfone AR (ZS571KL 128GB) Compare Samsung Galaxy J7 Duo X

Specifications Compare Models Pictures

5.7"
AMOLED

1440x2560

23
MP

8mp

6GB
RAM

Quad-core

3300
mAh

(Non removable)

What's the better phone? Asus Zenfone AR (ZS571KL 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 Samsung Galaxy J7 Duo (SM-J720M/DS)	vs	21 Advantages Asus Zenfone AR (ZS571KL 128GB)
+2.2GHz 64bit Octa-core (14nm)6% More powerful processor, you can open your applications faster	vs	2.35GHz 64bit Quad-core
+8.2 millimeters (0.32 inches)9% Thinner	vs	8.9 millimeters (0.35 inches)
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	Dual-LED flash
+f/1.9 (aperture)5% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.0 (aperture)
+Android 10Advantage Android 10 is newer and safer	vs	Android 7.0 Nougat
+ANT+Advantage Sensors help you use the device	vs	Not supported
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	Li-Ion: lithium-ion (Non removable)
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.2 + A2DP
3GB LPDDR4	vs	+6GB LPDDR4100% More RAM memory. Typically more responsive and better for multitasking.
32GB (21GB available)	vs	+128GB (110GB available)4 times More internal storage for applications and files
eMMC 5.1	vs	+UFS 2.0Advantage Fastest write and read storage.
Until 256GB microSD, microSDXC	vs	+Until 1TB microSD, microSDXC3 times More external storage for files using memory cards
174 grams (6.09 ounces)	vs	+170 grams (5.95 ounces)2% Lighter
Plastic body, glass front	vs	+Aluminum body, glass front, plastic backAdvantage More resistant material
720x1280 pixels	vs	+1440x2560 pixels3 times Higher resolution screen
267 PPI	vs	+515 PPI93% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.5"	vs	+5.7"4% Larger screen
(dual camera) 13MP + 5MP	vs	+(back) 23MP29% Higher resolution main camera
EIS: Digital stabilization	vs	+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
(4G LTE) 150 Mbps	vs	+(4G LTE-A) 600 Mbps3 times Faster for surfing the internet and download files
Not supported	vs	+Ambient light sensorAdvantage Sensors help you use the device
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
3000 mAh	vs	+3300 mAh10% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supported	vs	+Gorilla Glass 4Advantage Protection against scratches on the screen lets you carry your phone with your keys

22 Common items in both devices

Super AMOLED

60Hz

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

(front) 8MP

(front) Full HD (1920x1080)

+15 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 J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
Change model		Choose the model
Model	Galaxy J7 Duo (SM-J720M/DS)	Zenfone AR (ZS571KL 128GB)
Other model names	Galaxy J7 Duo J720M/Dual-Sim, Samsung J720	Asus Zenfone AR ZS571KL (128GB+6GB RAM) A002A, A002
Country or region available	(Latin America), Brazil	(Global, International)
Brand	Samsung	Asus
Release date	4/1/2018	5/1/2017, Announced: 1/9/2017
Depth	8.2 millimeters (0.32 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	77.2 x 153.5 millimeters (3.04 x 6.04 in)	77.4 x 158.7 millimeters (3.05 x 6.25 in)
Weight	174 grams (6.09 ounces)	170 grams (5.95 ounces)
Build, materials	Plastic body, glass front	Aluminum body, glass front, plastic back
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
Display type	Super AMOLED	Super AMOLED
Screen size	5.5" inches	5.7" inches
Screen-to-body ratio	~70.4% (screen-to-body ratio)	~72.9% (screen-to-body ratio)
Display resolution	720x1280 pixels (16:9)	1440x2560 pixels (16:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	267 PPI	515 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 4
Refresh rate	60Hz	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
System version	Android 8.0 Oreo	Android 7.0 Nougat
Firmware update	Android 10	feature not registered
User Interface	One UI 2.0	ZenUI 3.0
⚙️ Processor
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
Chipset	64bit: Samsung Exynos 7885 (14nm)	64bit: Qualcomm Snapdragon 821 MSM8996 (14nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core)	Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core)
GPU graphical controller	ARM Mali-G71 MP2	Qualcomm Adreno 530 650Mhz
Performance (benchmark)	AnTuTu: 98104 (v7)	feature not registered
💽 Memory and storage
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
RAM memory	3GB LPDDR4	6GB LPDDR4
Internal storage	32GB (21GB available) eMMC 5.1	128GB (110GB available) UFS 2.0
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) micro-SIM (3FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	600/75 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 850/900/1700/1900/2100	Global version: UMTS 800/850/900/1900/2100 America version: UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat4 (1, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66) TD-LTE (38, 40, 41)	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)
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	UMTS 850/900/1700/1900/2100	UMTS 850/900/1900/2100
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
📷 Camera
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
Back camera (main camera)	(dual camera) 13 megapixels 5MP depth f/1.9	23 megapixels
Main camera resolution	4128x3096 pixels	5536x4152 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash on both cameras	Dual-LED flash
Focal aperture	f/1.9 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	27mm lens
Sensor size	feature not registered	1/2.6" inches
Pixel size	feature not registered	1µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS (4-axis): Optical 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 only main camera	HDR photo on both cameras
Camera extras	feature not registered	Motion tracking sensors
📸 Front camera
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
Front camera (secondary)	8 megapixels	8 megapixels
Front camera resolution	3264x2448 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	LED	Not supported
Focal aperture	f/1.9 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/4" inches
Pixel size	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
Loudspeaker	Mono sound (not stereo)	Mono sound (not stereo) Hi-Res audio
Active noise cancellation	Not supported	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, XviD, MKV	MP4, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
USB	MicroUSB 2.0	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	5.0 + A2DP/LE	4.2 + A2DP
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) 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	Not supported
🧭 Sensors
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
Sensors	Accelerometer ANT+ Face unlock Fingerprint sensor (front-mounted) Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (front-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
Battery type	Li-Ion: lithium-ion (Removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3000 mAh	3300 mAh
Charger, watts	Wired charging	18W (9V/2A) Wired fast charging Quick Charge 3
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	20 hours	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
Call control	Voice dialing, Voice recorder	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, Gold, Rose Gold, White • Samsung Pay	• Colors: Black • Tango and Daydream by Google
☢️ Radiation rate
	Galaxy J7 Duo (SM-J720M/DS)	Asus Zenfone AR (ZS571KL 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.97W/kg (head), 0.55W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered