LeEco Le S3 (X626 32GB) vs Samsung Galaxy J7 Duo (SM-J720F)

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

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

Compare Samsung Galaxy J7 Duo X LeEco Le S3 (X626 32GB) 15Points

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

21.2
MP

8mp

4GB
RAM

Deca-core

3000
mAh

(Non removable)

13Points Samsung Galaxy J7 Duo (SM-J720F) Compare LeEco Le S3 X

Specifications Compare Models Pictures

5.5"
AMOLED

720x1280

13
MP

8mp

3GB
RAM

Octa-core

3000
mAh

(Removable)

What's the better phone? LeEco Le S3 (X626 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!

15 Advantages LeEco Le S3 (X626 32GB)	vs	13 Advantages Samsung Galaxy J7 Duo (SM-J720F)
+4GB LPDDR333% More RAM memory. Typically more responsive and better for multitasking.	vs	3GB LPDDR4
+153 grams (5.36 ounces)14% Lighter	vs	174 grams (6.09 ounces)
+7.5 millimeters (0.3 inches)9% Thinner	vs	8.2 millimeters (0.32 inches)
+Aluminum body, glass frontAdvantage More resistant material	vs	Plastic body, glass front
+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
+(back) 21.2MP19% Higher resolution main camera	vs	(dual camera) 13MP + 5MP
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full 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	vs	Not supported
+CompassAdvantage Sensors help you use the device	vs	Not supported
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+2 slots (Dual-SIM)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos	vs	Not supported
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
2.3GHz 64bit Deca-core	vs	+2.2GHz 64bit Octa-core (14nm)1% More powerful processor, you can open your applications faster
Not supported	vs	+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards
TFT IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
Dual-LED flash	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
f/2.0 (aperture)	vs	+f/1.9 (aperture)5% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
Android 6.0 Marshmallow	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
Type-C reversible connector	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general
4.1 + A2DP	vs	+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

📱 Model features
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
Change model		Choose the model
Model	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
Other model names	LeEco S3 X626, Letv LEX626, LeEco X626 4GB RAM, 乐视 S3爵迹版	Galaxy J7 Duo J720F Single-Sim, Samsung J720
Country or region available	(Global, International), China	South Africa, United Arab Emirates
Brand	LeEco	Samsung
Release date	12/1/2016	4/1/2018
Depth	7.5 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)
Weight	153 grams (5.36 ounces)	174 grams (6.09 ounces)
Build, materials	Aluminum body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
Display type	TFT IPS LCD	Super AMOLED
Screen size	5.5" inches	5.5" inches
Screen-to-body ratio	~74.4% (screen-to-body ratio)	~70.4% (screen-to-body ratio)
Display resolution	1080x1920 pixels (16:9)	720x1280 pixels (16:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	401 PPI	267 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass
Refresh rate	60Hz	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
System version	Android 6.0 Marshmallow	Android 8.0 Oreo
Firmware update	feature not registered	Android 10
User Interface	eUI 5.8	One UI 2.0
⚙️ Processor
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
Chipset	64bit: MediaTek MT6797 Helio X20 (20nm)	64bit: Samsung Exynos 7885 (14nm)
CPU	Deca-core, 3 processors: 2x 2.3GHz ARM Cortex-A72 (Dual-core) 4x 1.85GHz ARM Cortex-A53 (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 controller	ARM Mali-T880 MP4 780Mhz	ARM Mali-G71 MP2
Performance (benchmark)	feature not registered	AnTuTu: 98104 (v7)
💽 Memory and storage
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
RAM memory	4GB LPDDR3	3GB LPDDR4
Internal storage	32GB (22GB available)	32GB (21GB available) eMMC 5.1
External storage	Not supported	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-SIM) micro-SIM (3FF)
Maximum Download / Upload	300/50 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 850/900/1900/2100
Primary 4G network	LTE Cat6 (1, 3, 7) TD-LTE (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	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	Not supported
📷 Camera
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
Back camera (main camera)	21.2 megapixels	(dual camera) 13 megapixels 5MP depth f/1.9
Main camera resolution	5312x3984 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/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
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 only main camera	HDR photo only main camera
Camera extras	1080p@30fps 720p@120fps	feature not registered
📸 Front camera
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
Front camera (secondary)	8 megapixels	8 megapixels
Front camera resolution	3264x2448 pixels	3264x2448 pixels
Video recording (secondary)	HD (1280x720)	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	feature not registered	feature not registered
Pixel size	1.4µm pixel	feature not registered
🔉 Sound and multimedia
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
Loudspeaker	Mono sound (not stereo) Dolby Atmos	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, XviD	MP4, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
USB	USB 2.0 Type-C reversible connector	MicroUSB 2.0
Audio output	Type-C reversible connector	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 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	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Not supported
Infrared port	Supported	Not supported
🧭 Sensors
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor	Accelerometer ANT+ Face unlock 2D Fingerprint sensor (front-mounted) Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	3000 mAh	3000 mAh
Charger, watts	18W Wired fast charging Quick Charge 3	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
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
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: Gray, Gold, Rose Gold	• Colors: Black, Gold, Rose Gold, White • Samsung Pay
☢️ Radiation rate
	LeEco Le S3 (X626 32GB)	Galaxy J7 Duo (SM-J720F)
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)