LeEco Le S3 (X626 64GB) vs Quantum Sky

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

12/10/2017 7:12 PM, updated: 6/23/2023 8:41 AM

Compare Quantum Sky X LeEco Le S3 (X626 64GB) 09Points

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

21.2
MP

8mp

4GB
RAM

Deca-core

3000
mAh

(Non removable)

09Points Quantum Sky Compare LeEco Le S3 X

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

13
MP

16mp

4GB
RAM

Octa-core

4010
mAh

(Non removable)

What's the better phone? Quantum Sky

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!

9 Advantages LeEco Le S3 (X626 64GB)	vs	9 Advantages Quantum Sky
+2.3GHz 64bit Deca-core29% More powerful processor, you can open your applications faster	vs	2GHz 64bit Octa-core (28nm)
+153 grams (5.36 ounces)19% Lighter	vs	182 grams (6.37 ounces)
+7.5 millimeters (0.3 inches)11% Thinner	vs	8.3 millimeters (0.33 inches)
+(back) 21.2MP66% Higher resolution main camera	vs	(back) 13MP
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+18W80% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.	vs	10W
+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster	vs	802.11 b/g/n [wifi4]
+4.1 + A2DPAdvantage Bluetooth 4.1 + A2DP is newer and faster	vs	4.0 + A2DP
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0, USB OTG On-The-Go
Not supported	vs	+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards
Dual-LED flash	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
(front) 8MP	vs	+(front) 16MP99% Higher resolution secondary camera to take pictures and selfies
Android 6.0 Marshmallow	vs	+Android 7.0 NougatAdvantage Android 7.0 Nougat is newer and safer
Not supported	vs	+PedometerAdvantage Sensors help you use the device
3000 mAh	vs	+4010 mAh34% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
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

31 Common items in both devices

4GB LPDDR3

64GB (52GB available) / 64GB (53GB available)

Aluminum body, glass front / Aluminum body, glass front, aluminum back with plastic ends

TFT IPS LCD

60Hz

16 million

1080x1920 pixels

+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

📱 Model features
	LeEco Le S3 (X626 64GB)	Quantum Sky
Change model
Model	LeEco Le S3 (X626 64GB)	Quantum Sky
Other model names	LeEco S3 X626, Letv LEX626, LeEco X626 4GB RAM, 乐视 S3爵迹版	Positivo Quantum Sky 4G 64GB, Quantum Sky QX1
Country or region available	(Global, International), China	Brazil
Brand	LeEco	Quantum
Release date	12/1/2016	8/29/2017
Depth	7.5 millimeters (0.3 inches)	8.3 millimeters (0.33 inches)
Size (width x height)	74.2 x 151.1 millimeters (2.92 x 5.95 in)	76.5 x 154.5 millimeters (3.01 x 6.08 in)
Weight	153 grams (5.36 ounces)	182 grams (6.37 ounces)
Build, materials	Aluminum body, glass front	Aluminum body, glass front, aluminum back with plastic ends
Protection against water and others	Not supported	Not supported
📲 Display
	LeEco Le S3 (X626 64GB)	Quantum Sky
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.5" inches	5.5" inches
Screen-to-body ratio	~74.4% (screen-to-body ratio)	~70.6% (screen-to-body ratio)
Display resolution	1080x1920 pixels (16:9)	1080x1920 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	401 PPI	401 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 3
Refresh rate	60Hz	60Hz
Display features	Not supported	2.5D glass
🤖 Operating System
	LeEco Le S3 (X626 64GB)	Quantum Sky
System version	Android 6.0 Marshmallow	Android 7.0 Nougat
Firmware update	feature not registered	feature not registered
User Interface	eUI 5.8	feature not registered
⚙️ Processor
	LeEco Le S3 (X626 64GB)	Quantum Sky
Chipset	64bit: MediaTek MT6797 Helio X20 (20nm)	64bit: MediaTek Helio P10 (MT6755) (28nm)
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: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.2GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	ARM Mali-T880 MP4 780Mhz	ARM Mali-T860 MP2 (700MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	LeEco Le S3 (X626 64GB)	Quantum Sky
RAM memory	4GB LPDDR3	4GB LPDDR3
Internal storage	64GB (52GB available)	64GB (53GB available) eMMC 5.1
External storage	Not supported	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	LeEco Le S3 (X626 64GB)	Quantum Sky
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	300/50 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	Tri-Band 850/1800/1900
Primary 2G network	CDMA 800, GSM 850/900/1800/1900	GSM 850/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	UMTS 850/1900/2100
Primary 4G network	LTE Cat6 (1, 3, 7) TD-LTE (38, 39, 40, 41)	LTE Cat6 (1, 2, 3, 4, 5, 7, 28)
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+, LTE
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE
📷 Camera
	LeEco Le S3 (X626 64GB)	Quantum Sky
Back camera (main camera)	21.2 megapixels	13 megapixels
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/2.0 (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 on both cameras
Camera extras	1080p@30fps 720p@120fps	Sony IMX258 (back) Samsung S5K3P3 (front)
📸 Front camera
	LeEco Le S3 (X626 64GB)	Quantum Sky
Front camera (secondary)	8 megapixels	16 megapixels
Front camera resolution	3264x2448 pixels	4608x3456 pixels
Video recording (secondary)	HD (1280x720)	HD (1280x720)
Front flash	Not supported	LED
Focal aperture	f/2.2 (aperture)	f/2.0 (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 64GB)	Quantum Sky
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.265, H.264, H.263
Audio formats	MP3, WAV, eAAC+, FLAC	MP3, WAV, OGG, eAAC+, FLAC
🔌 Connectivity
	LeEco Le S3 (X626 64GB)	Quantum Sky
USB	USB 2.0 Type-C reversible connector	MicroUSB 2.0, USB OTG On-The-Go
Audio output	Type-C reversible connector	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.1 + A2DP	4.0 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi hotspot	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS
NFC	Not supported	Not supported
Infrared port	Supported	Not supported
🧭 Sensors
	LeEco Le S3 (X626 64GB)	Quantum Sky
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Pedometer Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LeEco Le S3 (X626 64GB)	Quantum Sky
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	4010 mAh
Charger, watts	18W Wired fast charging Quick Charge 3	10W Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	28 hours (1.2 days)
Standby	feature not registered	feature not registered
➕ Other features
	LeEco Le S3 (X626 64GB)	Quantum Sky
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: Silver, Gold • Screen protector included • Silicon case included
☢️ Radiation rate
	LeEco Le S3 (X626 64GB)	Quantum Sky
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered