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LG K8X (K300UM) vs Samsung Galaxy A21s (SM-A217F)

Side by side comparison between LG K8X vs Samsung Galaxy A21s phones, differences, pros, cons and full specifications. What's the better?

,
5.7"
IPS

720x1520

13
MP

5mp

2GB
RAM

Octa-core

3000
mAh

(Non removable)

vs
19Points Samsung Galaxy A21s (SM-A217F) Compare LG K8X X
6.5"
PLS

720x1600

48
MP

13mp

3GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A21s (SM-A217F)

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!

K8X (K300UM)} 7 Advantages LG K8X (K300UM) vs Galaxy A21s (SM-A217F)} 19 Advantages Samsung Galaxy A21s (SM-A217F)
+146 grams (5.11 ounces)32%
Lighter
vs192 grams (6.72 ounces)
+8.6 millimeters (0.34 inches)3%
Thinner
vs8.9 millimeters (0.35 inches)
+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
vsTFT PLS
+295 PPI9%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs270 PPI
+f/1.8 (aperture)11%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.0 (aperture)
+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
2GHz 64bit Octa-core (12nm)vs+2GHz 64bit Octa-core (8nm)16%
More powerful processor, you can open your applications faster
2GB LPDDR3vs+3GB LPDDR4X50%
More RAM memory. Typically more responsive and better for multitasking.
16GB (7.5GB available)vs+32GB (19GB available)153%
More internal storage for applications and files
720x1520 pixelsvs+720x1600 pixels5%
Higher resolution screen
5.7"vs+6.5"14%
Larger screen
(dual camera) 13MP + 5MPvs+(quad camera) 48MP + 8MP + 2MP + 2MP2 times
Higher resolution main camera
1/3.1" inchesvs+1/2" inches55%
The larger sensor camera lets you take photos with better depth.
(front) 5MPvs+(front) 13MP160%
Higher resolution secondary camera to take pictures and selfies
Android 10vs+Android 12Advantage
Android 12 is newer and safer
(4G LTE) 150 Mbpsvs+(4G LTE-A) 300 Mbps100%
Faster for surfing the internet and download files
Not supportedvs+Virtual ambient light sensorAdvantage
Sensors help you use the device
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
Not supportedvs+Proximity sensorAdvantage
Sensors help you use the device
3000 mAhvs+5000 mAh67%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general
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
MicroUSB 2.0vs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.

27 Common items in both devices
eMMC 5.1
Until 512GB microSD, microSDXC
Plastic body, glass front
60Hz
16 million
LED flash
Only digital zoom
+20 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 K8X (K300UM)Galaxy A21s (SM-A217F)
Change model 
ModelK8X (K300UM)Galaxy A21s (SM-A217F)
Other model namesLG K8X (U.S. Cellular), LMK300UMAUCLSV, LM-K300UMGalaxy A21s SM-A217F Single-Sim (32GB + 3GB RAM)
Country or region availableUSA
USA
South AfricaAustraliaNew Zealand
South Africa, Australia, New Zealand
BrandLGSamsung
Release date8/21/20206/2/2020, Announced: 5/15/2020
Depth8.6 millimeters (0.34 inches)8.9 millimeters (0.35 inches)
Size (width x height)71.12 x 147.83 millimeters (2.8 x 5.82 in)75.3 x 163.7 millimeters (2.96 x 6.44 in)
Weight146 grams (5.11 ounces)192 grams (6.72 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
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 K8X (K300UM)Galaxy A21s (SM-A217F)
Display typeTFT IPS LCDTFT PLS
Screen size5.7" inches6.5" inches
Screen-to-body ratio~77.1% (screen-to-body ratio)~82.8% (screen-to-body ratio)
Display resolution720x1520 pixels (19:9)720x1600 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)295 PPI270 PPI
Colors16 million16 million
Scratch-resistant glassPanda King GlassNot supported
Refresh rate60Hz60Hz
Display featuresNot supportedNot supported

🤖 Operating System

LG K8X (K300UM)Galaxy A21s (SM-A217F)
System versionAndroid 10Android 10
Firmware updatefeature not registeredAndroid 12
User Interfacefeature not registeredOne UI 2.0 / 3.1 / 4.1

⚙️ Processor

LG K8X (K300UM)Galaxy A21s (SM-A217F)
Chipset64bit: MediaTek Helio P22 (MT6762) (12nm)64bit: Samsung Exynos 850 (8nm)
CPUOcta-core, 2 processors:
4x 2GHz ARM Cortex-A53 (Quad-core)
4x 1.5GHz ARM Cortex-A53 (Quad-core)
Octa-core, 1 processor:
8x 2GHz ARM Cortex-A55 (Octa-core)
GPU graphical controllerPowerVR GE8320 (650MHz)ARM Mali-G52 MP1
Performance (benchmark)feature not registeredAnTuTu: 107157 (v8)
Geekbench: 1100 (v5.1)
GFXBench: 11fps (ES 3.1 onscreen)

💽 Memory and storage

LG K8X (K300UM)Galaxy A21s (SM-A217F)
RAM memory2GB LPDDR33GB LPDDR4X
Internal storage16GB (7.5GB available)
eMMC 5.1
32GB (19GB available)
eMMC 5.1
External storageUntil 512GB microSD, microSDXC
(dedicated slot)
Until 512GB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

LG K8X (K300UM)Galaxy A21s (SM-A217F)
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum Download / Upload150/50 Mbps300/150 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 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/1900/2100UMTS 850/900/1900/2100
Primary 4G networkLTE Cat4 (2, 4, 5, 12, 14)LTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTEGPRS, EDGE, 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

LG K8X (K300UM)Galaxy A21s (SM-A217F)
Back camera (main camera)(dual camera)
13 megapixels
5MP ultrawide f/2.2120°1/5.0"1.12µm
(quad camera)
48 megapixels
8MP ultrawide f/2.21/4"1.12µm123°
2MP macro f/2.4
2MP depth f/2.4
Main camera resolution4128x3096 pixels8000x6000 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/2.0 (aperture)
Focal length27mm (lens)26mm (lens)
Sensor size1/3.1" inches1/2" inches
Pixel size1.12µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
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 registeredfeature not registered

📸 Front camera

LG K8X (K300UM)Galaxy A21s (SM-A217F)
Front camera (secondary)5 megapixels13 megapixels
Front camera resolution2560x1920 pixels4128x3096 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.2 (aperture)
Focal length24mm (lens)feature not registered
Sensor size1/5" inches1/3.1" inches
Pixel size1.12µm pixel1.12µm pixel

🔉 Sound and multimedia

LG K8X (K300UM)Galaxy A21s (SM-A217F)
LoudspeakerSupportedMono sound (not stereo)
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

LG K8X (K300UM)Galaxy A21s (SM-A217F)
USBMicroUSB 2.0USB 2.0 Type-C reversible connector
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCNot supportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

LG K8X (K300UM)Galaxy A21s (SM-A217F)
SensorsAccelerometer
Fingerprint sensor (rear-mounted)
Accelerometer
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Virtual ambient light sensor
Vibrating alertSupportedSupported

🔋 Battery

LG K8X (K300UM)Galaxy A21s (SM-A217F)
Battery typeLi-Ion: lithium-ion (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity3000 mAh5000 mAh
Charger, wattsWired charging15W (9V/1.67A) Wired fast charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomy11 hoursfeature not registered
Standby528 hours (22 days)feature not registered

➕ Other features

LG K8X (K300UM)Galaxy A21s (SM-A217F)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
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: Silver
• LG UX 9.1
• Colors: Black, White, Blue, Red

☢️ Radiation rate

LG K8X (K300UM)Galaxy A21s (SM-A217F)
SAR 1.6W/kg (USA, Mexico, etc.)0.52W/kg (head), 0.94W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered0.422W/kg (head), 1.544W/kg (body)
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