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Samsung Galaxy J7 Duo (SM-J720F) vs Samsung Galaxy J8 (SM-J810Y/DS 32GB)

Side by side comparison between Samsung Galaxy J7 Duo vs Samsung Galaxy J8 phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy J8 X Samsung Galaxy J7 Duo (SM-J720F) 07Points
5.5"
AMOLED

720x1280

13
MP

8mp

3GB
RAM

Octa-core

3000
mAh

(Removable)

vs
11Points Samsung Galaxy J8 (SM-J810Y/DS 32GB) Compare Samsung Galaxy J7 Duo X
6"
AMOLED

720x1480

16
MP

16mp

3GB
RAM

Octa-core

3500
mAh

(Non removable)

What's the better phone? Samsung Galaxy J8 (SM-J810Y/DS 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!

Galaxy J7 Duo (SM-J720F)} 7 Advantages Samsung Galaxy J7 Duo (SM-J720F) vs Galaxy J8 (SM-J810Y/DS 32GB)} 11 Advantages Samsung Galaxy J8 (SM-J810Y/DS 32GB)
+3GB LPDDR4Advantage
This RAM type is better and more efficient.
vs3GB LPDDR3
+174 grams (6.09 ounces)2%
Lighter
vs177 grams (6.2 ounces)
+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)
+802.11 a/b/g/n/ac [wifi5]Advantage
WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
vs802.11 b/g/n [wifi4]
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs4.2 + A2DP
+Gorilla GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
2.2GHz 64bit Octa-core (14nm)vs+1.8GHz 64bit Octa-core (14nm)6%
More powerful processor, you can open your applications faster
720x1280 pixelsvs+720x1480 pixels16%
Higher resolution screen
267 PPIvs+274 PPI3%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.5"vs+6"9%
Larger screen
(dual camera) 13MP + 5MPvs+(dual camera) 16MP + 5MP18%
Higher resolution main camera
HDR photo only main cameravs+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
f/1.9 (aperture)vs+f/1.7 (aperture)12%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MPvs+(front) 16MP99%
Higher resolution secondary camera to take pictures and selfies
(4G LTE) 150 Mbpsvs+(4G LTE-A) 300 Mbps100%
Faster for surfing the internet and download files
3000 mAhvs+3500 mAh17%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.

31 Common items in both devices
32GB (21GB available)
eMMC 5.1
Until 256GB microSD, microSDXC
8.2 millimeters (0.32 inches)
Plastic body, glass front
Super AMOLED
60Hz
+24 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 Clear highlight

๐Ÿ“ฑ Model features

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
ModelGalaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
Other model namesGalaxy J7 Duo J720F Single-Sim, Samsung J720Galaxy J8 J810Y/Dual-SIM (3GB RAM), SM-J810YZPDXTC
Country or region availableSouth AfricaUnited Arab Emirates
South Africa, United Arab Emirates
AustraliaPhilippinesIndonesiaMalaysiaThailandTaiwanVietnam
Australia, Philippines, Indonesia, Malaysia, Thailand, Taiwan, Vietnam
BrandSamsungSamsung
Release date4/1/20186/28/2018, Announced: 5/31/2018
Depth8.2 millimeters (0.32 inches)8.2 millimeters (0.32 inches)
Size (width x height)77.2 x 153.5 millimeters (3.04 x 6.04 in)75.7 x 159.2 millimeters (2.98 x 6.27 in)
Weight174 grams (6.09 ounces)177 grams (6.2 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported

๐Ÿ“ฒ Display

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
Display typeSuper AMOLEDSuper AMOLED
Screen size5.5" inches6" inches
Screen-to-body ratio~70.4% (screen-to-body ratio)~75.8% (screen-to-body ratio)
Display resolution720x1280 pixels (16:9)720x1480 pixels (18.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)267 PPI274 PPI
Colors16 million16 million
Scratch-resistant glassGorilla GlassNot supported
Refresh rate60Hz60Hz
Display featuresNot supportedNot supported

๐Ÿค– Operating System

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
System versionAndroid 8.0 OreoAndroid 8.0 Oreo
Firmware updateAndroid 10Android 10
User InterfaceOne UI 2.0One UI 2.0

โš™๏ธ Processor

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
Chipset64bit: Samsung Exynos 7885 (14nm)64bit: Qualcomm Snapdragon 450 (SDM450) (14nm)
CPUOcta-core, 2 processors:
2x 2.2GHz ARM Cortex-A73 (Dual-core)
6x 1.6GHz ARM Cortex-A53 (Hexa-core)
Octa-core, 1 processor:
8x 1.8GHz ARM Cortex-A53 (Octa-core)
GPU graphical controllerARM Mali-G71 MP2Qualcomm Adreno 506 (600MHz)
Performance (benchmark)AnTuTu: 98104 (v7)feature not registered

๐Ÿ’ฝ Memory and storage

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
RAM memory3GB LPDDR43GB LPDDR3
Internal storage32GB (21GB available)
eMMC 5.1
32GB (21GB available)
eMMC 5.1
External storageUntil 256GB microSD, microSDXC
(dedicated slot)
Until 256GB microSD, microSDXC
(dedicated slot)

๐Ÿ“ถ Mobile networks

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot (Single-SIM)
micro-SIM (3FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload150/50 Mbps300/50 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse 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 850/900/1700/1900/2100
Primary 4G networkLTE Cat4 (1, 3, 5, 7, 8, 20)
TD-LTE (38, 40, 41)
LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

๐Ÿ“ท Camera

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
Back camera (main camera)(dual camera)
13 megapixels
5MP depth f/1.9
(dual camera)
16 megapixels
5MP depth f/1.9
Main camera resolution4128x3096 pixels4608x3456 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flash on both camerasLED flash on both cameras
Focal aperturef/1.9 (aperture)f/1.7 (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 stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo only main cameraHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

๐Ÿ“ธ Front camera

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
Front camera (secondary)8 megapixels16 megapixels
Front camera resolution3264x2448 pixels4608x3456 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashLEDLED
Focal aperturef/1.9 (aperture)f/1.9 (aperture)
Focal lengthfeature not registered26mm (lens)
Sensor sizefeature not registered1/3.06" inches
Pixel sizefeature not registered1ยตm pixel

๐Ÿ”‰ Sound and multimedia

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
LoudspeakerMono sound (not stereo)Mono sound (not stereo)
Active noise cancellationNot supportedNot supported
RadioFMFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, OGG, eAAC+, FLAC

๐Ÿ”Œ Connectivity

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
USBMicroUSB 2.0MicroUSB 2.0, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE4.2 + A2DP
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, BeiDou
NFCNot supportedNot supported
Infrared portNot supportedNot supported

๐Ÿงญ Sensors

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
SensorsAccelerometer
ANT+
Face unlock 2D
Fingerprint sensor (front-mounted)
Proximity sensor
Accelerometer
Face unlock 2D
Fingerprint sensor (rear-mounted)
Hall effect
Proximity sensor
Vibrating alertSupportedSupported

๐Ÿ”‹ Battery

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
Battery typeLi-Ion: lithium-ion (Removable)Li-Ion: lithium-ion (Non removable)
Battery capacity3000 mAh3500 mAh
Charger, wattsWired charging7.75W (5V/1.55A) Wired charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomy20 hours23 hours
Standbyfeature not registeredfeature not registered

โž• Other features

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneousโ€ข Colors: Black, Gold, Rose Gold, White
โ€ข Samsung Pay
โ€ข Colors: Black, Gold, Blue, Lavender, Purple

โ˜ข๏ธ Radiation rate

Galaxy J7 Duo (SM-J720F)Galaxy J8 (SM-J810Y/DS 32GB)
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)0.574W/kg (head), 1.176W/kg (body)
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