Vivo NEX A vs Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)

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

10/28/2018 11:19 PM, updated: 6/13/2022 6:34 PM

Compare Samsung Galaxy J7 Duo X Vivo NEX A 18Points

Specifications Compare Models Pictures

6.59"
AMOLED

1080x2316

12
MP

8mp

6GB
RAM

Octa-core

4000
mAh

(Non removable)

10Points Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB) Compare Vivo NEX A X

Specifications Compare Models Pictures

5.5"
AMOLED

720x1280

13
MP

8mp

3GB
RAM

Octa-core

3000
mAh

(Removable)

What's the better phone? Vivo NEX A

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 Vivo NEX A	vs	10 Advantages Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
+2.2GHz 64bit Octa-core27% More powerful processor, you can open your applications faster	vs	2.2GHz 64bit Octa-core (14nm)
+6GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.	vs	3GB LPDDR4
+128GB (108GB available)4 times More internal storage for applications and files	vs	32GB (21GB available)
+8 millimeters (0.31 inches)2% Thinner	vs	8.2 millimeters (0.32 inches)
+Aluminum frame, glass front/backAdvantage More resistant material	vs	Plastic body, glass front
+1080x2316 pixels171% Higher resolution screen	vs	720x1280 pixels
+388 PPI45% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	267 PPI
+6.59"20% Larger screen	vs	5.5"
+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+f/1.8 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/1.9 (aperture)
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(4G LTE-A) 800 Mbps4 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
+4000 mAh33% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3000 mAh
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
Not supported	vs	+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards
199 grams (6.97 ounces)	vs	+174 grams (6.09 ounces)14% Lighter
(dual camera) 12MP + 5MP	vs	+(dual camera) 13MP + 5MP5% Higher resolution main camera
Dual-LED flash	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
Android 9.0 Pie	vs	+Android 10Advantage Android 10 is newer and safer
Not supported	vs	+ANT+Advantage Sensors help you use the device
Not supported	vs	+Face unlockAdvantage 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
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general
Not supported	vs	+Gorilla GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys

20 Common items in both devices

Super AMOLED

60Hz

16 million

Only digital zoom

PDAF: phase detection autofocus / Autofocus

(front) 8MP

(front) Full HD (1920x1080)

+13 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
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Change model		Choose the model
Model	NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Other model names	NEX 全面屏, BBK vivo NEX A 128GB + 6GB RAM	Galaxy J7 Duo (32GB + 3GB RAM) Dual-Sim, Samsung J720
Country or region available	(Global, International), China	(Europe), (Global, International), Singapore, Thailand, Vietnam
Brand	Vivo	Samsung
Release date	6/1/2018	4/1/2018
Depth	8 millimeters (0.31 inches)	8.2 millimeters (0.32 inches)
Size (width x height)	77 x 162 millimeters (3.03 x 6.38 in)	77.2 x 153.5 millimeters (3.04 x 6.04 in)
Weight	199 grams (6.97 ounces)	174 grams (6.09 ounces)
Build, materials	Aluminum frame, glass front/back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Display type	Super AMOLED	Super AMOLED
Screen size	6.59" inches	5.5" inches
Screen-to-body ratio	~86% (screen-to-body ratio)	~70.4% (screen-to-body ratio)
Display resolution	1080x2316 pixels	720x1280 pixels (16:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	388 PPI	267 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass
Refresh rate	60Hz	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
System version	Android 8.1 Oreo	Android 8.0 Oreo
Firmware update	Android 9.0 Pie	Android 10
User Interface	feature not registered	One UI 2.0
⚙️ Processor
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Chipset	64bit: Qualcomm Snapdragon 710 SDM710 (10nm)	64bit: Samsung Exynos 7885 (14nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-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 616 500Mhz	ARM Mali-G71 MP2
Performance (benchmark)	feature not registered	AnTuTu: 98104 (v7)
💽 Memory and storage
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
RAM memory	6GB LPDDR4X	3GB LPDDR4
Internal storage	128GB (108GB available)	32GB (21GB available) eMMC 5.1
External storage	Not supported	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
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	800/150 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 800/1900, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat15 (1, 2, 3, 4, 5, 8) TD-LTE (34, 38, 39, 40, 41)	LTE Cat4 (1, 3, 5, 7, 8, 20) 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 850/900/1900/2100
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
📷 Camera
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Back camera (main camera)	(dual camera) 12 megapixels 5MP depth f/2.4	(dual camera) 13 megapixels 5MP depth f/1.9
Main camera resolution	4000x3000 pixels	4128x3096 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	Dual-LED flash	LED flash on both cameras
Focal aperture	f/1.8 (aperture)	f/1.9 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/2.55" inches	feature not registered
Pixel size	1.4µm pixel	feature not registered
Autofocus	PDAF: 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 only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
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/2.0 (aperture)	f/1.9 (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
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	Not supported
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, DivX, XviD	MP4, H.264, H.263, XviD, MKV
Audio formats	MP3, OGG, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	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
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer ANT+ Face unlock Fingerprint sensor (front-mounted) Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	4000 mAh	3000 mAh
Charger, watts	22W Wired fast charging	Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	20 hours
Standby	feature not registered	feature not registered
➕ Other features
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
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: Black, Red • Funtouch OS 4 • 32-bit/192kHz audio • Pop-up front camera	• Colors: Black, Gold, Rose Gold, White • Samsung Pay
☢️ Radiation rate
	Vivo NEX A	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.543W/kg (head), 1.397W/kg (body)