Lenovo ZUK Edge (64GB/4GB) vs Samsung Galaxy J7 Duo (SM-J720M/DS)

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

10/28/2018 10:53 PM, updated: 6/13/2022 6:34 PM

Compare Samsung Galaxy J7 Duo X Lenovo ZUK Edge (64GB/4GB) 18Points

Specifications Compare Models Pictures

5.5"
TDDI

1080x1920

13
MP

8mp

4GB
RAM

Quad-core

3100
mAh

(Non removable)

11Points Samsung Galaxy J7 Duo (SM-J720M/DS) Compare Lenovo ZUK Edge X

Specifications Compare Models Pictures

5.5"
AMOLED

720x1280

13
MP

8mp

3GB
RAM

Octa-core

3000
mAh

(Removable)

What's the better phone? Lenovo ZUK Edge (64GB/4GB)

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!

18 Advantages Lenovo ZUK Edge (64GB/4GB)	vs	11 Advantages Samsung Galaxy J7 Duo (SM-J720M/DS)
+4GB LPDDR433% More RAM memory. Typically more responsive and better for multitasking.	vs	3GB LPDDR4
+64GB (52GB available)148% More internal storage for applications and files	vs	32GB (21GB available)
+160 grams (5.6 ounces)9% Lighter	vs	174 grams (6.09 ounces)
+7.7 millimeters (0.3 inches)6% Thinner	vs	8.2 millimeters (0.32 inches)
+1080x1920 pixels125% Higher resolution screen	vs	720x1280 pixels
+401 PPI50% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	267 PPI
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(4G LTE-A) 600 Mbps3 times Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+Ambient light sensorAdvantage Sensors help you use the device	vs	Not supported
+CompassAdvantage Sensors help you use the device	vs	Not supported
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+Heart rateAdvantage Sensors help you use the device	vs	Not supported
+3100 mAh3% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3000 mAh
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos	vs	Not supported
+USB 3.1 Type-C reversible connectorAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	MicroUSB 2.0
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
+Gorilla GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
2.35GHz 64bit Quad-core	vs	+2.2GHz 64bit Octa-core (14nm)6% More powerful processor, you can open your applications faster
Not supported	vs	+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards
TDDI	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
(back) 13MP	vs	+(dual camera) 13MP + 5MP39% Higher resolution main camera
LED flash	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
f/2.2 (aperture)	vs	+f/1.9 (aperture)16% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
Android 8.0 Oreo	vs	+Android 10Advantage Android 10 is newer and safer
Not supported	vs	+ANT+Advantage Sensors help you use the device
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
Li-Ion: lithium-ion (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily
4.1 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster

24 Common items in both devices

eMMC 5.1

Plastic body, glass front

16 million

5.5"

Only digital zoom

PDAF: phase detection autofocus / Autofocus

EIS: Digital stabilization

+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
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
Change model		Choose the model
Model	ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
Other model names	联想ZUK Edge (64GB + 4GB RAM), Lenovo ZUK Z2151	Galaxy J7 Duo J720M/Dual-Sim, Samsung J720
Country or region available	China, Hong Kong	(Latin America), Brazil
Brand	Lenovo	Samsung
Release date	1/1/2017	4/1/2018
Depth	7.7 millimeters (0.3 inches)	8.2 millimeters (0.32 inches)
Size (width x height)	74.5 x 142.9 millimeters (2.93 x 5.63 in)	77.2 x 153.5 millimeters (3.04 x 6.04 in)
Weight	160 grams (5.6 ounces)	174 grams (6.09 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
Display type	TDDI	Super AMOLED
Screen size	5.5" inches	5.5" inches
Screen-to-body ratio	~78.3% (screen-to-body ratio)	~70.4% (screen-to-body ratio)
Display resolution	1080x1920 pixels	720x1280 pixels (16:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	401 PPI	267 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
System version	Android 7.0 Nougat	Android 8.0 Oreo
Firmware update	Android 8.0 Oreo	Android 10
User Interface	feature not registered	One UI 2.0
⚙️ Processor
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
Chipset	64bit: Qualcomm Snapdragon 821 MSM8996 (14nm)	64bit: Samsung Exynos 7885 (14nm)
CPU	Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core)	Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core)
GPU graphical controller	Qualcomm Adreno 530 650Mhz	ARM Mali-G71 MP2
Performance (benchmark)	feature not registered	AnTuTu: 98104 (v7)
💽 Memory and storage
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
RAM memory	4GB LPDDR4	3GB LPDDR4
Internal storage	64GB (52GB available) eMMC 5.1	32GB (21GB available) eMMC 5.1
External storage	Not supported	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) micro-SIM (3FF)
Maximum Download / Upload	600/50 Mbps	150/50 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	CDMA 800, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat11 (Bands 1, 2, 3, 4, 5, 7, 8, 20) TD-LTE (Bands 38, 39, 40, 41)	LTE Cat4 (1, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66) TD-LTE (38, 40, 41)
Primary 5G network	Not supported	Not supported
Primary data network	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	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
📷 Camera
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
Back camera (main camera)	13 megapixels	(dual camera) 13 megapixels 5MP depth f/1.9
Main camera resolution	4128x3096 pixels	4128x3096 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash on both cameras
Focal aperture	f/2.2 (aperture)	f/1.9 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	1.34µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	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 only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
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	Not supported	LED
Focal aperture	f/2.2 (aperture)	f/1.9 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/4" inches	feature not registered
Pixel size	1.12µm pixel	feature not registered
🔉 Sound and multimedia
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	Not supported
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, H.264, H.263, XviD, MKV
Audio formats	MP3, OGG, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
USB	USB 3.1 Type-C reversible connector	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.1 + A2DP	5.0 + A2DP/LE
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) + 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	Not supported
🧭 Sensors
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (front-mounted) Gyroscope Heart rate Proximity sensor	Accelerometer ANT+ Face unlock 2D Fingerprint sensor (front-mounted) Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	3100 mAh	3000 mAh
Charger, watts	13W Wired fast charging	Wired charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	20 hours
Standby	feature not registered	feature not registered
➕ Other features
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
Call control	Voice dialing, Voice recorder	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: Ceramic White, Titanium Black • ZUI 2.5 • 24-bit/192kHz audio • Fast battery charging • Quick Charge 3.0	• Colors: Black, Gold, Rose Gold, White • Samsung Pay
☢️ Radiation rate
	Lenovo ZUK Edge (64GB/4GB)	Galaxy J7 Duo (SM-J720M/DS)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.97W/kg (head), 0.55W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered