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LG K51 (K500UMT3) vs Samsung Rex 80 (S5222R)

Side by side comparison between LG K51 vs Samsung Rex 80 phones, differences, pros, cons and full specifications. What's the better?

,
6.5"
IPS

720x1560

13
MP

13mp

3GB
RAM

Octa-core

4000
mAh

(Non removable)

vs
03Points Samsung Rex 80 (S5222R) Compare LG K51 X
3"
TFT

240x320

3.1
MP
N/A
1000
mAh

(Removable)

What's the better phone? LG K51 (K500UMT3)

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!

K51 (K500UMT3)} 29 Advantages LG K51 (K500UMT3) vs Rex 80 (S5222R)} 3 Advantages Samsung Rex 80 (S5222R)
+32GB (18GB available)921 times
More internal storage for applications and files
vs20MB
+Until 1TB microSD, microSDXC63 times
More external storage for files using memory cards
vsUntil 16GB microSD, microSDHC
+8.47 millimeters (0.33 inches)36%
Thinner
vs11.5 millimeters (0.45 inches)
+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
vsTFT LCD
+16 million61 times
More colors on the screen is better quality images and videos
vs260 thousand
+720x1560 pixels14 times
Higher resolution screen
vs240x320 pixels
+264 PPI98%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs133 PPI
+6.5"117%
Larger screen
vs3"
+(triple camera) 13MP + 5MP + 2MP5 times
Higher resolution main camera
vs(back) 3.1MP
+LED flashAdvantage
The LED flash helps in dark places or in low light
vsNot supported
+PDAF: phase detection autofocusAdvantage
Best autofocus type for taking pictures
vsNot supported
+(front) 13MPAdvantage
A front-camera is best for taking selfies
vsNot supported
+Full HD (1920x1080)Advantage
More image quality for recording videos with the primary camera
vsSupported
+3500000 apps (Google Play Store)349999 times
More apps available to download and use
vs10 apps
+4G LTE-AAdvantage
The 4G LTE-A network is newer and faster
vs2G EDGE
+(4G LTE-A) 300 Mbps1270 times
Faster for surfing the internet and download files
vs(2G EDGE) 0.236 Mbps
+AccelerometerAdvantage
Sensors help you use the device
vsNot supported
+Ambient light sensorAdvantage
Sensors help you use the device
vsNot supported
+CompassAdvantage
Sensors help you use the device
vsNot supported
+Fingerprint sensor (rear-mounted)Advantage
Sensors help you use the device
vsNot supported
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+4000 mAh3 times
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs1000 mAh
+Video callingAdvantage
The video calling allows to make calls with voice and video
vsNot supported
+A-GPS, GeoTagging, GLONASSAdvantage
It's harder to lose yourself in the city with GPS on your device
vsNot supported
+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]
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs3.0
+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
vsMicroUSB 2.0
+Panda King GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
LiPo: li-ion polymer (Non removable)vs+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general

8 Common items in both devices
Only digital zoom
Capacitive
Multitouch
Proximity sensor
Hands-free calling
Vibrating alert
3.5mm jack
+ 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 K51 (K500UMT3)Samsung Rex 80 (S5222R)
 
ModelK51 (K500UMT3)Rex 80 (S5222R)
Other model namesLG K51 (T-Mobile) LMK500UMT3ATMOTN, LM-K500UMT3Samsung Rex 80 Duos S5222R for India market
Country or region availableUSA
USA
India
India
BrandLGSamsung
Release date5/1/20203/1/2013
Depth8.47 millimeters (0.33 inches)11.5 millimeters (0.45 inches)
Size (width x height)77.92 x 166.96 millimeters (3.07 x 6.57 in)58 x 102 millimeters (2.28 x 4.02 in)
Weight204 grams (7.14 ounces)feature not registered
Build, materialsPlastic body, glass frontfeature not registered
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 K51 (K500UMT3)Samsung Rex 80 (S5222R)
Display typeTFT IPS LCDTFT LCD
Screen size6.5" inches3" inches
Screen-to-body ratio~79.7% (screen-to-body ratio)~47.1% (screen-to-body ratio)
Display resolution720x1560 pixels (19.5:9)240x320 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)264 PPI133 PPI
Colors16 million260 thousand
Scratch-resistant glassPanda King GlassNot supported
Refresh rate60Hzfeature not registered
Display featuresNot supportedfeature not registered

🤖 Operating System

LG K51 (K500UMT3)Samsung Rex 80 (S5222R)
System versionAndroid 10Proprietary OS
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredfeature not registered

⚙️ Processor

LG K51 (K500UMT3)Samsung Rex 80 (S5222R)
Chipset64bit: MediaTek Helio P22 (MT6762) (12nm)32bit
CPUOcta-core, 2 processors:
4x 2GHz ARM Cortex-A53 (Quad-core)
4x 1.5GHz ARM Cortex-A53 (Quad-core)
Single-core, 1 processor:
Single-core XMM 2150 (Single-core)
GPU graphical controllerPowerVR GE8320 (650MHz)feature not registered
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

LG K51 (K500UMT3)Samsung Rex 80 (S5222R)
RAM memory3GB LPDDR3feature not registered
Internal storage32GB (18GB available)
eMMC 5.1
20MB
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 16GB microSD, microSDHC
(dedicated slot)

📶 Mobile networks

LG K51 (K500UMT3)Samsung Rex 80 (S5222R)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
Standard mini-SIM (2FF)
Maximum Download / Upload300/50 Mbps0.236 Mbps
Network technology2G, 3G, 4G2G
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 850/900/1900/2100Not supported
Primary 4G networkLTE Cat6 (1, 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 66, 71)
TD-LTE (38, 41)
Not supported
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS

📷 Camera

LG K51 (K500UMT3)Samsung Rex 80 (S5222R)
Back camera (main camera)(triple camera)
13 megapixels
5MP ultrawide f/2.21.12μm1/5"115°
2MP depth f/2.41.75μm1/5"85°
3.1 megapixels
Main camera resolution4128x3096 pixels2048x1536 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsSupported
FlashLED flashNot supported
Focal aperturef/1.8 (aperture)feature not registered
Focal length26mm (lens)feature not registered
Sensor size1/3" inchesfeature not registered
Pixel size1.12µm pixelfeature not registered
AutofocusPDAF: phase detection autofocusNot supported
Touch focusSupportedfeature not registered
Image stabilizationEIS: Digital stabilizationfeature not registered
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionfeature not registered
BSI sensorNot supportedfeature not registered
HDRHDR photo on both camerasfeature not registered
Camera extrasfeature not registeredfeature not registered

📸 Front camera

LG K51 (K500UMT3)Samsung Rex 80 (S5222R)
Front camera (secondary)13 megapixelsNot supported
Front camera resolution4128x3096 pixelsNot supported
Video recording (secondary)Full HD (1920x1080)Not supported
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)feature not registered
Focal lengthfeature not registeredfeature not registered
Sensor size1/3" inchesfeature not registered
Pixel size1.12µm pixelfeature not registered

🔉 Sound and multimedia

LG K51 (K500UMT3)Samsung Rex 80 (S5222R)
LoudspeakerSupportedSupported
Active noise cancellation2 microphones or morefeature not registered
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.263
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, eAAC+

🔌 Connectivity

LG K51 (K500UMT3)Samsung Rex 80 (S5222R)
USBUSB 2.0 Type-C, USB OTG On-The-GoMicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE3.0
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
DLNANot supportedfeature not registered
GPSA-GPS, GeoTagging, GLONASSNot supported
NFCNot supportedNot supported
Infrared portNot supportedfeature not registered

🧭 Sensors

LG K51 (K500UMT3)Samsung Rex 80 (S5222R)
SensorsAccelerometer
Ambient light sensor
Compass
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

LG K51 (K500UMT3)Samsung Rex 80 (S5222R)
Battery typeLiPo: li-ion polymer (Non removable)Li-Ion: lithium-ion (Removable)
Battery capacity4000 mAh1000 mAh
Charger, watts10W (5V/2A) Wired chargingWired charging
Inductive / wireless chargingNot supportedfeature not registered
Talk time autonomy21 hours14.7 hours
Standby576 hours (24 days)490 hours (20.4 days)

➕ Other features

LG K51 (K500UMT3)Samsung Rex 80 (S5222R)
Call controlVoice dialing, Voice recorderVoice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS, MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedNot supported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5feature not registered
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Titan gray
• Google Assistant
• DTS:X 3D sound surround
• HAC M3/T3
• Colors: White, Gray, Black, Red
• Samsung TouchWiz Lite UI
• ChatON
• Opera browser
• Facebook, Twitter, YouTube
• Java framework

☢️ Radiation rate

LG K51 (K500UMT3)Samsung Rex 80 (S5222R)
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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