Asus Zenfone 3 (5.2 ZE520KL 32GB) vs Samsung Galaxy J7 2018 (SM-J737A)

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Side by side comparison between Asus Zenfone 3 vs Samsung Galaxy J7 (2018) phones, differences, pros, cons and full specifications. What's the better?

4/8/2020 10:23 PM, updated: 3/13/2023 9:26 AM

Compare Samsung Galaxy J7 (2018) X Asus Zenfone 3 (5.2 ZE520KL 32GB) 17Points

Specifications Compare Models Pictures

5.2"
IPS+

1080x1920

16
MP

8mp

3GB
RAM

Octa-core

2650
mAh

(Non removable)

09Points Samsung Galaxy J7 2018 (SM-J737A) Compare Asus Zenfone 3 X

Specifications Compare Models Pictures

5.5"
TFT

720x1280

13
MP

13mp

2GB
RAM

Octa-core

3300
mAh

(Non removable)

What's the better phone? Asus Zenfone 3 (5.2 ZE520KL 32GB)

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!

17 Advantages Asus Zenfone 3 (5.2 ZE520KL 32GB)	vs	9 Advantages Samsung Galaxy J7 2018 (SM-J737A)
+2GHz 64bit Octa-core (14nm)45% More powerful processor, you can open your applications faster	vs	1.6GHz 64bit Octa-core (14nm)
+3GB LPDDR350% More RAM memory. Typically more responsive and better for multitasking.	vs	2GB LPDDR3
+32GB (24GB available)140% More internal storage for applications and files	vs	16GB (10GB available)
+144 grams (5.04 ounces)26% Lighter	vs	181 grams (6.34 ounces)
+7.7 millimeters (0.3 inches)12% Thinner	vs	8.6 millimeters (0.34 inches)
+Aluminum body, glass front, plastic backAdvantage More resistant material	vs	Plastic body, glass front
+TFT Super IPS+Advantage TFT Super IPS+ display is brighter and more vivid	vs	TFT LCD
+1080x1920 pixels125% Higher resolution screen	vs	720x1280 pixels
+424 PPI59% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	267 PPI
+(back) 16MP25% Higher resolution main camera	vs	(back) 13MP
+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
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device	vs	Not supported
+2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
+FM (RDS)Advantage The radio lets you listen to your songs and sports in general	vs	Not supported
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0, USB OTG On-The-Go
Until 256GB microSD, microSDXC	vs	+Until 512GB microSD, microSDXC100% More external storage for files using memory cards
5.2"	vs	+5.5"6% Larger screen
f/2.0 (aperture)	vs	+f/1.7 (aperture)18% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MP	vs	+(front) 13MP60% Higher resolution secondary camera to take pictures and selfies
Android 8.0 Oreo	vs	+Android 9.0 PieAdvantage Android 9.0 Pie is newer and safer
(4G LTE) 150 Mbps	vs	+(4G LTE-A) 300 Mbps100% Faster for surfing the internet and download files
Not supported	vs	+ANT+Advantage Sensors help you use the device
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
2650 mAh	vs	+3300 mAh25% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use

24 Common items in both devices

eMMC 5.1

60Hz

16 million

Only digital zoom

LDAF/PDAF: laser/phase detection autofocus / Autofocus

HDR photo on both cameras

(front) Full HD (1920x1080)

+17 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 32GB)	Galaxy J7 2018 (SM-J737A)
Change model		Choose the model
Model	Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
Other model names	Zenfone 3 ZE520KL 3GB/32GB 5.2" Dual-SIM	Galaxy J7 (AT&T) SM-J737AZKAATT
Country or region available	(Global, International), Brazil, China, Philippines, India	USA
Brand	Asus	Samsung
Release date	7/12/2016	7/1/2018, Announced: 6/25/2018
Depth	7.7 millimeters (0.3 inches)	8.6 millimeters (0.34 inches)
Size (width x height)	73.98 x 146.87 millimeters (2.91 x 5.78 in)	76.2 x 153.2 millimeters (3 x 6.03 in)
Weight	144 grams (5.04 ounces)	181 grams (6.34 ounces)
Build, materials	Aluminum body, glass front, plastic back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
Display type	TFT Super IPS+	TFT LCD
Screen size	5.2" inches	5.5" inches
Screen-to-body ratio	~68.6% (screen-to-body ratio)	~71.4% (screen-to-body ratio)
Display resolution	1080x1920 pixels (16:9)	720x1280 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	424 PPI	267 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 32GB)	Galaxy J7 2018 (SM-J737A)
System version	Android 6.0.1 Marshmallow	Android 8.0 Oreo
Firmware update	Android 8.0 Oreo	Android 9.0 Pie
User Interface	ZenUI 3.0	One UI
⚙️ Processor
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
Chipset	64bit: Qualcomm Snapdragon 625 (MSM8953) (14nm)	64bit: Samsung Exynos 7870 (14nm)
CPU	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core)	Octa-core, 1 processor: 8x 1.6GHz ARM Cortex-A53 (Octa-core)
GPU graphical controller	Qualcomm Adreno 506 (650MHz)	ARM Mali-T830 MP1 (700MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
RAM memory	3GB LPDDR3	2GB LPDDR3
Internal storage	32GB (24GB available) eMMC 5.1	16GB (10GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)	Not supported
SIM card	2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	300/50 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 850/1900/2100
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 Cat6 (2, 3, 4, 5, 7, 12, 14)
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+, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Global: UMTS 850/900/1900/2100 India: UMTS 850/900/2100 Brazil: UMTS 850/900/1700/1900/2100	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	Not supported
📷 Camera
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
Back camera (main camera)	16 megapixels	13 megapixels
Main camera resolution	4608x3456 pixels	4128x3096 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/1.7 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	LDAF/PDAF: laser/phase detection autofocus	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	feature not registered
📸 Front camera
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
Front camera (secondary)	8 megapixels	13 megapixels
Front camera resolution	3264x2448 pixels	4128x3096 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/1.7 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
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)	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, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
USB	USB 2.0 Type-C, USB OTG On-The-Go	MicroUSB 2.0, 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	4.2 + A2DP
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
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor ANT+ Compass Face unlock Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	2650 mAh	3300 mAh
Charger, watts	10W (5V/2A) Wired charging	Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	31 hours (1.3 days)
Standby	feature not registered	768 hours (32 days)
➕ Other features
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
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: Sapphire Black, Moonlight White, Shimmer Gold	• Colors: Black, Blue, Gold
☢️ Radiation rate
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	Galaxy J7 2018 (SM-J737A)
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