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LG K50S (X540EMW) vs Quantum Sky

Side by side comparison between LG K50S vs Quantum Sky phones, differences, pros, cons and full specifications. What's the better?

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Compare Quantum Sky X LG K50S (X540EMW) 15Points
6.5"
IPS

720x1520

13
MP

13mp

3GB
RAM

Octa-core

4000
mAh

(Non removable)

vs
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!

K50S (X540EMW)} 15 Advantages LG K50S (X540EMW) vs Sky} 15 Advantages Quantum Sky
+2GHz 64bit Octa-core (12nm)20%
More powerful processor, you can open your applications faster
vs2GHz 64bit Octa-core (28nm)
+Until 1TB microSD, microSDXC3 times
More external storage for files using memory cards
vsUntil 256GB microSD, microSDXC
+8.2 millimeters (0.32 inches)1%
Thinner
vs8.3 millimeters (0.33 inches)
+6.5"18%
Larger screen
vs5.5"
+(triple camera) 13MP + 5MP + 2MP55%
Higher resolution main camera
vs(back) 13MP
+(front) Full HD (1920x1080)125%
More image quality for recording videos with the secondary camera
vs(front) HD (1280x720)
+Android 9.0 PieAdvantage
Android 9.0 Pie is newer and safer
vsAndroid 7.0 Nougat
+Face unlockAdvantage
Sensors help you use the device
vsNot supported
+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.
vs2 slots (Dual-SIM)
(hybrid slot/shares the same microSD slot)
+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]
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs4.0 + A2DP
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
vsMicroUSB 2.0, USB OTG On-The-Go
+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
3GB LPDDR3vs+4GB LPDDR333%
More RAM memory. Typically more responsive and better for multitasking.
32GB (18GB available)vs+64GB (53GB available)194%
More internal storage for applications and files
194 grams (6.79 ounces)vs+182 grams (6.37 ounces)7%
Lighter
Plastic body, glass frontvs+Aluminum body, glass front, aluminum back with plastic endsAdvantage
More resistant material
720x1520 pixelsvs+1080x1920 pixels89%
Higher resolution screen
259 PPIvs+401 PPI55%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
LED flashvs+LED flash on both camerasAdvantage
The LED flash on both cameras helps in dark places or in low light
f/2.2 (aperture)vs+f/2.0 (aperture)10%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 13MPvs+(front) 16MP25%
Higher resolution secondary camera to take pictures and selfies
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
Not supportedvs+PedometerAdvantage
Sensors help you use the device
4000 mAhvs+4010 mAh1%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
6Wvs+10W67%
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.
Not supportedvs+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys

23 Common items in both devices
eMMC 5.1
TFT IPS LCD
60Hz
16 million
Only digital zoom
PDAF: phase detection autofocus / Autofocus
EIS: Digital stabilization
+16 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

LG K50S (X540EMW)Quantum Sky
 
ModelK50S (X540EMW)Quantum Sky
Other model namesLG K50s LM-X540EMW, LMX540EMW (NFC)Positivo Quantum Sky 4G 64GB, Quantum Sky QX1
Country or region available(Global, International)(Europe)
(Global, International), (Europe)
Brazil
Brazil
BrandLGQuantum
Release date9/1/20198/29/2017
Depth8.2 millimeters (0.32 inches)8.3 millimeters (0.33 inches)
Size (width x height)77.5 x 165.8 millimeters (3.05 x 6.53 in)76.5 x 154.5 millimeters (3.01 x 6.08 in)
Weight194 grams (6.79 ounces)182 grams (6.37 ounces)
Build, materialsPlastic body, glass frontAluminum body, glass front, aluminum back with plastic ends
Protection against water and othersMIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.Not supported

📲 Display

LG K50S (X540EMW)Quantum Sky
Display typeTFT IPS LCDTFT IPS LCD
Screen size6.5" inches5.5" inches
Screen-to-body ratio~82.1% (screen-to-body ratio)~70.6% (screen-to-body ratio)
Display resolution720x1520 pixels (19:9)1080x1920 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)259 PPI401 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 3
Refresh rate60Hz60Hz
Display featuresNot supported2.5D glass

🤖 Operating System

LG K50S (X540EMW)Quantum Sky
System versionAndroid 9.0 PieAndroid 7.0 Nougat
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredfeature not registered

⚙️ Processor

LG K50S (X540EMW)Quantum Sky
Chipset64bit: MediaTek Helio P22 (MT6762) (12nm)64bit: MediaTek Helio P10 (MT6755) (28nm)
CPUOcta-core, 2 processors:
4x 2GHz ARM Cortex-A53 (Quad-core)
4x 1.5GHz 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 controllerPowerVR GE8320 (650MHz)ARM Mali-T860 MP2 (700MHz)
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

LG K50S (X540EMW)Quantum Sky
RAM memory3GB LPDDR34GB LPDDR3
Internal storage32GB (18GB available)
eMMC 5.1
64GB (53GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 256GB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)

📶 Mobile networks

LG K50S (X540EMW)Quantum Sky
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
micro-SIM (3FF) and nano-SIM (4FF)
Maximum Download / Upload300/50 Mbps300/50 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Tri-Band 850/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/1800/1900
Primary 3G networkUMTS 850/900/1900/2100UMTS 850/1900/2100
Primary 4G networkLTE Cat6 (Bands 1, 3, 7, 8, 20, 28)
TD-LTE (Bands 38)
LTE Cat6 (1, 2, 3, 4, 5, 7, 28)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G networkGSM 850/900/1800/1900GSM 850/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE

📷 Camera

LG K50S (X540EMW)Quantum Sky
Back camera (main camera)(triple camera)
13 megapixels
5MP ultrawide f/2.21.12μm115°
2MP depth f/2.41.75μm85°
13 megapixels
Main camera resolution4128x3096 pixels4128x3096 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash on both cameras
Focal aperturef/2.2 (aperture)f/2.0 (aperture)
Focal length26mm lensfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel size1.12µm pixelfeature 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 on both camerasHDR photo on both cameras
Camera extrasfeature not registeredSony IMX258 (back)
Samsung S5K3P3 (front)

📸 Front camera

LG K50S (X540EMW)Quantum Sky
Front camera (secondary)13 megapixels16 megapixels
Front camera resolution4128x3096 pixels4608x3456 pixels
Video recording (secondary)Full HD (1920x1080)HD (1280x720)
Front flashNot supportedLED
Focal aperturef/2.0 (aperture)f/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel size1.12µm pixelfeature not registered

🔉 Sound and multimedia

LG K50S (X540EMW)Quantum Sky
LoudspeakerSupportedMono sound (not stereo)
Active noise cancellation2 microphones or moreNot supported
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, OGG, eAAC+, FLAC

🔌 Connectivity

LG K50S (X540EMW)Quantum Sky
USBUSB 2.0 Type-C, USB OTG On-The-GoMicroUSB 2.0, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE4.0 + 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
DLNASupportedNot supported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

LG K50S (X540EMW)Quantum Sky
SensorsAccelerometer
Ambient light sensor
Face unlock
Fingerprint sensor (rear-mounted)
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Fingerprint sensor
Gyroscope
Hall effect
Pedometer
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

LG K50S (X540EMW)Quantum Sky
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity4000 mAh4010 mAh
Charger, watts6W (5V/1.2A) Wired charging10W Wired charging
Inductive / wireless chargingfeature not registeredNot supported
Talk time autonomy18 hours28 hours (1.2 days)
Standby504 hours (21 days)feature not registered

➕ Other features

LG K50S (X540EMW)Quantum Sky
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: Aurora Black, Moroccan Blue
• DTS:X 3D surround sound
• Eco Playback
• Colors: Silver, Gold
• Screen protector included
• Silicon case included

☢️ Radiation rate

LG K50S (X540EMW)Quantum Sky
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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