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Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB) vs ZTE Nubia Z7 Max

Side by side comparison between Samsung Galaxy J7 Duo vs ZTE Nubia Z7 Max phones, differences, pros, cons with full specifications. What's the better?

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Compare ZTE Nubia Z7 Max XSamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)17Points
Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
5.5"
AMOLED

720x1280

13
MP

8mp

3GB
RAM

64bit Octa

3000
mAh

(Removable)

vs
ZTE Nubia Z7 Max
5.5"
TFT

1080x1920

13
MP

5mp

2GB
RAM

32bit Quad

3100
mAh

(Non removable)

What's the better phone? Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)

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!

Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)17 Advantages Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)vsNubia Z7 Max12 Advantages ZTE Nubia Z7 Max
+2.2Ghz 64bit Octa-Core19%
More powerful processor, you can open your applications faster
vs2.5Ghz 32bit Quad-Core
+3GB LPDDR450%
More RAM memory. Typically more responsive and better for multitasking.
vs2GB LPDDR3
+Until 256GB microSD, microSDXC3 times
More external storage for files using memory cards
vsUntil 64GB microSD, microSDXC
+8.2 millimeters (0.32 inches)6%
Thinner
vs8.7 millimeters (0.34 inches)
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsTFT LCD
+(dual camera) 13MP + 5MP39%
Higher resolution main camera
vs(back) 13MP
+LED flash on both camerasAdvantage
The LED flash on both cameras helps in dark places or in low light
vsLED flash
+f/1.9 (aperture)5%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.0 (aperture)
+(front) 8MP59%
Higher resolution secondary camera to take pictures and selfies
vs(front) 5MP
+Android 9.0 PieAdvantage
Android 9.0 Pie is newer and safer
vsAndroid 4.4.2 KitKat
+(4G LTE) 150 Mbps50%
Faster for surfing the internet and download files
vs(4G LTE) 100 Mbps
+Fingerprint sensor (front-mounted)Advantage
Sensors help you use the device
vsNot supported
+Face unlockAdvantage
Sensors help you use the device
vsNot supported
+ANT+Advantage
Sensors help you use the device
vsNot supported
+Li-Ion: Lithium-Ion (Removable)Advantage
Removable battery can be replaced easily
vsLi-Ion: Lithium-Ion (Non removable)
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs4.0 + A2DP
+Gorilla GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
32GB (21GB available)vs+32GB (26GB available)24%
More internal storage for applications and files
174 grams (6.09 ounces)vs+160 grams (5.6 ounces)9%
Lighter
720x1280 pixelsvs+1080x1920 pixels125%
Higher resolution screen
267 PPIvs+401 PPI50%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
Full HD (1920x1080)vs+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+Ambient Light sensorAdvantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
3000 mAhvs+3100 mAh3%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+Active noise cancellationAdvantage
Noise-canceling microphone allows better call quality
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely

21 Common items in both devices
16 million
5.5"
Only digital zoom
Autofocus
HDR photo only main camera
(front) Full HD (1920x1080)
4G LTE
+14 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differencesClear highlight
Physical featuresSamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
ModelGalaxy J7 Duo (SM-J720F/DS 32GB/3GB)Nubia Z7 Max
Other model namesGalaxy J7 Duo (32GB + 3GB RAM) Dual-Sim, Samsung J720ZTE Nubia Z7 Max Dual Sim NX505J, ZTE NX505J
Country or region available(Europe)SingaporeThailand(Global, International)Vietnam
(Europe), Singapore, Thailand, (Global, International), Vietnam
feature not registered
BrandSamsungZTE
Release dateApril, 2018July, 2014
Depth8.2 millimeters (0.32 inches)8.7 millimeters (0.34 inches)
Size (width x height)77.2 x 153.5 millimeters (3.04 x 6.04 in)76 x 152.7 millimeters (2.99 x 6.01 in)
Weight174 grams (6.09 ounces)160 grams (5.6 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsPlastic body, glass frontfeature not registered
Protection against water and othersNot supportedNot supported
System (OS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
Operating systemAndroid 8.0 OreoAndroid 4.4.2 KitKat
Firmware updateAndroid 9.0 Piefeature not registered
HardwareSamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
Chipset64bit - Samsung Exynos 7 Octa 7885 (14nm)32bit - Qualcomm Snapdragon 801 MSM8974-AC (28nm)
CPU processorOcta-Core, 2 processors:
2.2Ghz Dual-Core ARM Cortex-A73
1.6Ghz Hexa-Core ARM Cortex-A53
2.5Ghz Quad-Core Krait 400
GPU graphical controllerARM Mali-G71 MP2Qualcomm Adreno 330 578Mhz
RAM memory3GB LPDDR42GB LPDDR3
Internal storage32GB (21GB available)
eMMC 5.1
32GB (26GB available)
External storageUntil 256GB microSD, microSDXC
(dedicated slot)
Until 64GB microSD, microSDXC
(dedicated slot)
DisplaySamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
Display typeSuper AMOLEDTFT LCD
Screen size5.5" inches5.5" inches
Screen-to-body ratio~70.4% (screen-to-body ratio)~71.9% (screen-to-body ratio)
Display resolution720x1280 pixels1080x1920 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)267 PPI401 PPI
Colors16 million16 million
Scratch-resistant glassGorilla GlassNot supported
Display featuresfeature not registeredfeature not registered
Mobile networksSamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
micro-SIM (3FF)
2 slots (Dual-SIM)
micro-SIM (3FF)
Maximum download/upload150/50 Mbps100/50 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100UMTS 850/900/1900/2100
Primary 4G networkLTE Cat (Bands 1,3,5,7,8,20)
TD-LTE (Bands 38,40,41)
LTE 1800/2100/2600
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE
CallingSamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder, Voice commands
CameraSamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
Back camera (main camera)(dual camera)
13 megapixels
5MP depthf/1.9
13 megapixels
Main camera resolution4128x3096 pixels4128x3096 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flash on both camerasLED flash
Focal aperturef/1.9 (aperture)f/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusAutofocusAutofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationfeature not registered
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo only main cameraHDR photo only main camera
2ª cameraSamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
Front camera (secondary)8 megapixels5 megapixels
Front camera resolution3264x2448 pixels2592x1944 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashLEDNot supported
Focal aperturef/1.9 (aperture)feature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
MultimediaSamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, XviD, MKVMP4, DivX, XviD, H.264, H.263, WMV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivitySamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
USBMicroUSB 2.0MicroUSB 2.0
TV outputNot supportedMicro-B USB MHL-3
Audio output3.5mm jack3.5mm jack
Bluetooth5.0 + A2DP/LE4.0 + A2DP
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz)
DLNANot supportedSupported
NFCNot supportedSupported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS
Infrared portNot supportedSupported
Other functionsSamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
Active noise cancellationNot supportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Face unlock
Fingerprint sensor (front-mounted)
ANT+
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Other features- Colors: Black, Gold, Rose Gold, White
- Samsung Pay
- WiFi direct, hotspot
- Colors: Black, White
- USB OTG On-The-Go
- Nubia UI 2.0
- Panorama photo
- WiFi direct
- WiFi hotspot
- Java framework
Power supplySamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
BatteryLi-Ion: Lithium-Ion (Removable)Li-Ion: Lithium-Ion (Non removable)
Battery capacity3000 mAh3100 mAh
Charger, watts Standard charging Standard charging
Talk time autonomy1200 minutes | 20 hours | 0.8 day2100 minutes | 35 hours | 1.5 days
Standbyfeature not registered42000 minutes | 700 hours | 29.2 days
Radiation rateSamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)ZTE Nubia Z7 Max
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)0.543W/kg (head) | 1.397W/kg (body)feature not registered
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