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CAT S50 vs LG K51 (K500UM3)

Side by side comparison between CAT S50 vs LG K51 phones, differences, pros, cons and full specifications. What's the better?

,
4.7"
IPS

720x1280

8
MP

0.3mp

2GB
RAM

Quad-core

2630
mAh

(Non removable)

vs
20Points LG K51 (K500UM3) Compare CAT S50 X
6.5"
IPS

720x1560

13
MP

13mp

3GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? LG K51 (K500UM3)

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!

S50} 4 Advantages CAT S50 vs K51 (K500UM3)} 20 Advantages LG K51 (K500UM3)
+185 grams (6.48 ounces)10%
Lighter
vs204 grams (7.14 ounces)
+312 PPI18%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs264 PPI
+FMAdvantage
The radio lets you listen to your songs and sports in general
vsNot supported
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
1.2GHz 32bit Quad-corevs+2GHz 64bit Octa-core (12nm)129%
More powerful processor, you can open your applications faster
2GBvs+3GB LPDDR350%
More RAM memory. Typically more responsive and better for multitasking.
8GB (6GB available)vs+32GB (16GB available)167%
More internal storage for applications and files
Until 64GB microSD, microSDXCvs+Until 1TB microSD, microSDXC15 times
More external storage for files using memory cards
12.7 millimeters (0.5 inches)vs+8.47 millimeters (0.33 inches)50%
Thinner
720x1280 pixelsvs+720x1560 pixels22%
Higher resolution screen
4.7"vs+6.5"38%
Larger screen
(back) 8MPvs+(triple camera) 13MP + 5MP + 2MP148%
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
(front) 0.3MPvs+(front) 13MP41 times
Higher resolution secondary camera to take pictures and selfies
(front) VGA (640x480)vs+(front) Full HD (1920x1080)6 times
More image quality for recording videos with the secondary camera
Android 4.4.4 KitKatvs+Android 9.0 PieAdvantage
Android 9.0 Pie is newer and safer
(4G LTE) 150 Mbpsvs+(4G LTE-A) 300 Mbps100%
Faster for surfing the internet and download files
Not supportedvs+Fingerprint sensor (rear-mounted)Advantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
2630 mAhvs+4000 mAh52%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
802.11 b/g/n [wifi4]vs+802.11 a/b/g/n/ac [wifi5]Advantage
WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
4.0 + A2DPvs+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0vs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Waterproof (IP?)vs+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

24 Common items in both devices
TFT IPS LCD
16 million
LED flash
Only digital zoom
Autofocus / PDAF: phase detection autofocus
EIS: Digital stabilization
Full HD (1920x1080)
+17 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

CAT S50LG K51 (K500UM3)
Change model 
ModelCAT S50K51 (K500UM3)
Other model namesCaterpillar S50, Caterpillar CAT S50 LTE, CAT S50 4G LTELG K51 (Boost Mobile) LMK500UM3ABMUTN, LM-K500UM3
Country or region available(Global, International)
(Global, International)
USA
USA
BrandCATLG
Release date11/1/20142/1/2020
Depth12.7 millimeters (0.5 inches)8.47 millimeters (0.33 inches)
Size (width x height)77 x 144.5 millimeters (3.03 x 5.69 in)77.92 x 166.96 millimeters (3.07 x 6.57 in)
Weight185 grams (6.48 ounces)204 grams (7.14 ounces)
Build, materialsfeature not registeredPlastic body, glass front
Protection against water and othersWaterproof (IP?)MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.

📲 Display

CAT S50LG K51 (K500UM3)
Display typeTFT IPS LCDTFT IPS LCD
Screen size4.7" inches6.5" inches
Screen-to-body ratio~54.7% (screen-to-body ratio)~79.7% (screen-to-body ratio)
Display resolution720x1280 pixels720x1560 pixels (19.5:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch
Pixel density (dot pitch)312 PPI264 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Panda King Glass
Refresh ratefeature not registered60Hz
Display featuresfeature not registeredNot supported

🤖 Operating System

CAT S50LG K51 (K500UM3)
System versionAndroid 4.4.4 KitKatAndroid 9.0 Pie
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredfeature not registered

⚙️ Processor

CAT S50LG K51 (K500UM3)
Chipset32bit: Qualcomm Snapdragon 400 MSM8926 (28nm)64bit: MediaTek Helio P22 (MT6762) (12nm)
CPUQuad-core, 1 processor:
4x 1.2GHz ARM Cortex-A7 (Quad-core)
Octa-core, 2 processors:
4x 2GHz ARM Cortex-A53 (Quad-core)
4x 1.5GHz ARM Cortex-A53 (Quad-core)
GPU graphical controllerQualcomm Adreno 305 400MhzPowerVR GE8320 (650MHz)
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

CAT S50LG K51 (K500UM3)
RAM memory2GB3GB LPDDR3
Internal storage8GB (6GB available)32GB (16GB available)
eMMC 5.1
External storageUntil 64GB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

CAT S50LG K51 (K500UM3)
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
micro-SIM (3FF)
1 slot (Single-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 850/900/1800/1900CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/1900/2100
USA model:
UMTS 850/1700/1900/2100
CDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat4 800/850/900/1800/2100/2600 (Bands 1,3,5,7,8,20)LTE Cat6 (2, 4, 5, 12, 13, 25, 26, 66, 71)
TD-LTE (41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTEGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported

📷 Camera

CAT S50LG K51 (K500UM3)
Back camera (main camera)8 megapixels(triple camera)
13 megapixels
5MP ultrawide f/2.21.12μm1/5"115°
2MP depth f/2.41.75μm1/5"85°
Main camera resolution3264x2448 pixels4128x3096 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturefeature not registeredf/1.8 (aperture)
Focal lengthfeature not registered26mm (lens)
Sensor sizefeature not registered1/3" inches
Pixel sizefeature not registered1.12µm pixel
AutofocusAutofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo only main cameraHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

📸 Front camera

CAT S50LG K51 (K500UM3)
Front camera (secondary)0.3 megapixels13 megapixels
Front camera resolution640x480 pixels4128x3096 pixels
Video recording (secondary)VGA (640x480)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/3" inches
Pixel sizefeature not registered1.12µm pixel

🔉 Sound and multimedia

CAT S50LG K51 (K500UM3)
LoudspeakerSupportedSupported
Active noise cancellation2 microphones or more2 microphones or more
RadioFMNot supported
TVNot supportedNot supported
Video formatsMP4, H.264, H.263MP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, eAAC+MP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

CAT S50LG K51 (K500UM3)
USBMicroUSB 2.0USB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth4.0 + A2DP5.0 + A2DP/LE
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

CAT S50LG K51 (K500UM3)
SensorsAccelerometer
Ambient light sensor
Compass
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

CAT S50LG K51 (K500UM3)
Battery typeLi-Ion: lithium-ion (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity2630 mAh4000 mAh
Charger, wattsWired charging10W (5V/2A) Wired charging
Inductive / wireless chargingfeature not registeredNot supported
Talk time autonomy16 hours21 hours
Standby792 hours (33 days)576 hours (24 days)

➕ Other features

CAT S50LG K51 (K500UM3)
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: Slate, Forest
• Wireless Charging (Qi-enabled)
• WiFi hotspot
• Touchscreen with wet-finger tracking
• IP67 certified: dust and waterproof up to 1m for 30min
• Drop-to-concrete resistance from up to 1.2m
• MIL-STD-810G certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant
• Colors: Titan gray
• Google Assistant
• DTS:X 3D sound surround
• HAC M3/T3

☢️ Radiation rate

CAT S50LG K51 (K500UM3)
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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