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LeEco Le S3 (X522) vs Samsung Galaxy J7 Duo (SM-J720M/DS)

Side by side comparison between LeEco Le S3 vs Samsung Galaxy J7 Duo phones, differences, pros, cons and full specifications. What's the better?

,
5.5"
IPS

1080x1920

16
MP

8mp

3GB
RAM

Octa-core

3000
mAh

(Non removable)

vs
14Points Samsung Galaxy J7 Duo (SM-J720M/DS) Compare LeEco Le S3 X
5.5"
AMOLED

720x1280

13
MP

8mp

3GB
RAM

Octa-core

3000
mAh

(Removable)

What's the better phone? Samsung Galaxy J7 Duo (SM-J720M/DS)

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!

Le S3 (X522)} 12 Advantages LeEco Le S3 (X522) vs Galaxy J7 Duo (SM-J720M/DS)} 14 Advantages Samsung Galaxy J7 Duo (SM-J720M/DS)
+153 grams (5.36 ounces)14%
Lighter
vs174 grams (6.09 ounces)
+7.5 millimeters (0.3 inches)9%
Thinner
vs8.2 millimeters (0.32 inches)
+Aluminum body, glass frontAdvantage
More resistant material
vsPlastic body, glass front
+1080x1920 pixels125%
Higher resolution screen
vs720x1280 pixels
+401 PPI50%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs267 PPI
+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+(4G LTE-A) 300 Mbps100%
Faster for surfing the internet and download files
vs(4G LTE) 150 Mbps
+Ambient light sensorAdvantage
Sensors help you use the device
vsNot supported
+CompassAdvantage
Sensors help you use the device
vsNot supported
+Active noise cancellationAdvantage
More noise-canceling microphones allow for better quality in calls and audio for recorded videos
vsNot supported
+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
vsMicroUSB 2.0
+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
1.8GHz 64bit Octa-corevs+2.2GHz 64bit Octa-core (14nm)16%
More powerful processor, you can open your applications faster
3GB LPDDR3vs+3GB LPDDR4Advantage
This RAM type is better and more efficient.
Not supportedvs+Until 256GB microSD, microSDXCAdvantage
More external storage for files using memory cards
TFT IPS LCDvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
(back) 16MPvs+(dual camera) 13MP + 5MP12%
Higher resolution main camera
Dual-LED flashvs+LED flash on both camerasAdvantage
The LED flash on both cameras helps in dark places or in low light
(front) HD (1280x720)vs+(front) Full HD (1920x1080)125%
More image quality for recording videos with the secondary camera
Android 6.0 Marshmallowvs+Android 10Advantage
Android 10 is newer and safer
Not supportedvs+ANT+Advantage
Sensors help you use the device
Not supportedvs+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
Type-C reversible connectorvs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general
4.1 + A2DPvs+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster

25 Common items in both devices
32GB (22GB available) / 32GB (21GB available)
60Hz
16 million
5.5"
Only digital zoom
PDAF: phase detection autofocus / Autofocus
EIS: Digital stabilization
+18 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

📱 Model features

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
ModelLeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
Other model namesLeEco S3 X522 AM, Letv LEX522, LeEco X522 3GB RAMGalaxy J7 Duo J720M/Dual-Sim, Samsung J720
Country or region availableCanadaUSA
Canada, USA
(Latin America)Brazil
(Latin America), Brazil
BrandLeEcoSamsung
Release date11/1/20164/1/2018
Depth7.5 millimeters (0.3 inches)8.2 millimeters (0.32 inches)
Size (width x height)74.2 x 151.1 millimeters (2.92 x 5.95 in)77.2 x 153.5 millimeters (3.04 x 6.04 in)
Weight153 grams (5.36 ounces)174 grams (6.09 ounces)
Build, materialsAluminum body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported

📲 Display

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
Display typeTFT IPS LCDSuper AMOLED
Screen size5.5" inches5.5" inches
Screen-to-body ratio~74.4% (screen-to-body ratio)~70.4% (screen-to-body ratio)
Display resolution1080x1920 pixels (16:9)720x1280 pixels (16:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)401 PPI267 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Not supported
Refresh rate60Hz60Hz
Display featuresNot supportedNot supported

🤖 Operating System

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
System versionAndroid 6.0 MarshmallowAndroid 8.0 Oreo
Firmware updatefeature not registeredAndroid 10
User InterfaceeUI 5.8One UI 2.0

⚙️ Processor

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
Chipset64bit: Qualcomm Snapdragon 652 MSM8976 (28nm)64bit: Samsung Exynos 7885 (14nm)
CPUOcta-core, 2 processors:
4x 1.8GHz ARM Cortex-A72 (Quad-core)
4x 1.4GHz ARM Cortex-A53 (Quad-core)
Octa-core, 2 processors:
2x 2.2GHz ARM Cortex-A73 (Dual-core)
6x 1.6GHz ARM Cortex-A53 (Hexa-core)
GPU graphical controllerQualcomm Adreno 510 600MhzARM Mali-G71 MP2
Performance (benchmark)feature not registeredAnTuTu: 98104 (v7)

💽 Memory and storage

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
RAM memory3GB LPDDR33GB LPDDR4
Internal storage32GB (22GB available)32GB (21GB available)
eMMC 5.1
External storageNot supportedUntil 256GB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
micro-SIM (3FF)
Maximum Download / Upload300/50 Mbps150/50 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 850/1700/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17)LTE Cat4 (1, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66)
TD-LTE (38, 40, 41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+

📷 Camera

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
Back camera (main camera)16 megapixels(dual camera)
13 megapixels
5MP depth f/1.9
Main camera resolution4608x3456 pixels4128x3096 pixels
Video recording (primary)4K UHD (3840x2160) 30 fpsFull HD (1920x1080) 30 fps
FlashDual-LED flashLED flash on both cameras
Focal aperturefeature not registeredf/1.9 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusPDAF: phase detection autofocusAutofocus
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 only main camera
Camera extras1080p@30fps
720p@120fps
feature not registered

📸 Front camera

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
Front camera (secondary)8 megapixels8 megapixels
Front camera resolution3264x2448 pixels3264x2448 pixels
Video recording (secondary)HD (1280x720)Full HD (1920x1080)
Front flashNot supportedLED
Focal aperturefeature not registeredf/1.9 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
LoudspeakerMono sound (not stereo)
Dolby Atmos
Mono sound (not stereo)
Active noise cancellation2 microphones or moreNot supported
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviDMP4, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
USBUSB 2.0 Type-C reversible connectorMicroUSB 2.0
Audio outputType-C reversible connector3.5mm jack
TV outputNot supportedNot supported
Bluetooth4.1 + A2DP5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS, BeiDou
NFCNot supportedNot supported
Infrared portSupportedNot supported

🧭 Sensors

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
SensorsAccelerometer
Ambient light sensor
Compass
Fingerprint sensor
Hall effect
Proximity sensor
Accelerometer
ANT+
Face unlock 2D
Fingerprint sensor (front-mounted)
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
Battery typeLi-Ion: lithium-ion (Non removable)Li-Ion: lithium-ion (Removable)
Battery capacity3000 mAh3000 mAh
Charger, watts18W Wired fast charging
Quick Charge 3
Wired charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomyfeature not registered20 hours
Standbyfeature not registeredfeature not registered

➕ Other features

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
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
Miscellaneous• Colors: Gray, Gold, Rose Gold• Colors: Black, Gold, Rose Gold, White
• Samsung Pay

☢️ Radiation rate

LeEco Le S3 (X522)Galaxy J7 Duo (SM-J720M/DS)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.97W/kg (head), 0.55W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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