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Xiaomi Mix 4 (256GB/12GB) vs LG K20 (X120BMW)

Side by side comparison between Xiaomi Mix 4 vs LG K20 phones, differences, pros, cons and full specifications. What's the better?

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Compare LG K20 X Xiaomi Mix 4 (256GB/12GB) 37Points
6.67"
AMOLED

1080x2400

108
MP

20mp

12GB
RAM

Octa-core

4500
mAh

(Non removable)

vs
06Points LG K20 (X120BMW) Compare Xiaomi Mix 4 X
5.45"
IPS

480x960

8
MP

5mp

1GB
RAM

Quad-core

3000
mAh

(Non removable)

What's the better phone? Xiaomi Mix 4 (256GB/12GB)

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!

Mix 4 (256GB/12GB)} 37 Advantages Xiaomi Mix 4 (256GB/12GB) vs K20 (X120BMW)} 6 Advantages LG K20 (X120BMW)
+3GHz 64bit Octa-core (5nm)129%
More powerful processor, you can open your applications faster
vs1.5GHz 64bit Quad-core (28nm)
+12GB LPDDR511 times
More RAM memory. Typically more responsive and better for multitasking.
vs1GB LPDDR3
+256GB (218GB available)19 times
More internal storage for applications and files
vs16GB (11GB available)
+UFS 3.1Advantage
Fastest write and read storage.
vseMMC 5.1
+8 millimeters (0.31 inches)4%
Thinner
vs8.3 millimeters (0.33 inches)
+Aluminum body, glass front, ceramic backAdvantage
More resistant material
vsPlastic body, glass front
+AMOLEDAdvantage
AMOLED display is brighter and more vivid
vsTFT IPS LCD
+Dolby Vision/HDR10+Advantage
The Dolby Vision/HDR10+ display provides vibrant colors and more details
vsNot supported
+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
vs60Hz
+1 billion62 times
More colors on the screen is better quality images and videos
vs16 million
+1080x2400 pixels5 times
Higher resolution screen
vs480x960 pixels
+395 PPI101%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs197 PPI
+6.67"22%
Larger screen
vs5.45"
+(triple camera) 108MP + 13MP + 8MP15 times
Higher resolution main camera
vs(back) 8MP
+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
vsOnly digital zoom
+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
vsEIS: Digital stabilization
+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
vsNot supported
+1/1.33" inches2 times
The larger sensor camera lets you take photos with better depth.
vs1/4" inches
+f/1.9 (aperture)5%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.0 (aperture)
+(front) 20MP3 times
Higher resolution secondary camera to take pictures and selfies
vs(front) 5MP
+8K UHD (7680x4320)15 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+Android 13Advantage
Android 13 is newer and safer
vsAndroid 9.0 Pie
+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
vs4G LTE
+(5G SA/NSA) 2000 Mbps12 times
Faster for surfing the internet and download files
vs(4G LTE) 150 Mbps
+CompassAdvantage
Sensors help you use the device
vsNot supported
+Face unlock 2DAdvantage
Sensors help you use the device
vsNot supported
+Fingerprint sensor (under display)Advantage
Sensors help you use the device
vsNot supported
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+Heart rateAdvantage
Sensors help you use the device
vsNot supported
+UWB (Ultra Wideband)Advantage
Sensors help you use the device
vsNot supported
+4500 mAh50%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs3000 mAh
+120W19 times
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.
vs6W
+802.11 a/b/g/n/ac/ax [wifi6E/6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6E/6] is newer and faster
vs802.11 b/g/n [wifi4]
+5.2 + A2DP/LEAdvantage
Bluetooth 5.2 + A2DP/LE is newer and faster
vs4.2 + 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
+Gorilla Glass VictusAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
Not supportedvs+Until 256GB microSD, microSDXCAdvantage
More external storage for files using memory cards
225 grams (7.88 ounces)vs+152 grams (5.32 ounces)48%
Lighter
Dual-LED flashvs+LED flash on both camerasAdvantage
The LED flash on both cameras helps in dark places or in low light
Type-C jack with 3.5mm jack adaptervs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general
IP53 certifiedvs+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

17 Common items in both devices
LDAF/PDAF: laser/phase detection autofocus / Autofocus
HDR photo/video on both cameras / HDR photo on both cameras
(front) Full HD (1920x1080)
Capacitive
Multitouch
Accelerometer
Ambient light sensor
+10 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

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
ModelMix 4 (256GB/12GB)K20 (X120BMW)
Other model names小米MIX 4 2106118C (12GB RAM)LG K20 2019 LMX120BMW.ACOLBK, LM-X120BMW
Country or region available(Global, International)
(Global, International)
(Latin America)ColombiaPanama
(Latin America), Colombia, Panama
BrandXiaomiLG
Release date8/16/2021, Announced: 8/10/20218/7/2019
Depth8 millimeters (0.31 inches)8.3 millimeters (0.33 inches)
Size (width x height)75.35 x 162.65 millimeters (2.97 x 6.4 in)71.9 x 148.6 millimeters (2.83 x 5.85 in)
Weight225 grams (7.88 ounces)152 grams (5.32 ounces)
Build, materialsAluminum body, glass front, ceramic backPlastic body, glass front
Protection against water and othersIP53 certified: protection against dust and splashingMIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.

📲 Display

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
Display typeAMOLEDTFT IPS LCD
Screen size6.67" inches5.45" inches
Screen-to-body ratio~87.6% (screen-to-body ratio)~71.7% (screen-to-body ratio)
Display resolution1080x2400 pixels (20:9)480x960 pixels (18:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)395 PPI197 PPI
Colors1 billion16 million
Scratch-resistant glassGorilla Glass VictusNot supported
Refresh rate120Hz60Hz
Display featuresDolby Vision/HDR10+
Touch Sampling Rate: 480Hz
Not supported

🤖 Operating System

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
System versionAndroid 11Android 9.0 Pie
Firmware updateAndroid 13feature not registered
User InterfaceMIUI 12.5 / 13feature not registered

⚙️ Processor

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
Chipset64bit: Qualcomm Snapdragon 888+ (SM8350-AC) (5nm)64bit: MediaTek MT6739 (28nm)
CPUOcta-core, 3 processors:
1x 3GHz Kryo 680 (Single-core)
3x 2.42GHz Kryo 680 (Triple-core)
4x 1.8GHz Kryo 680 (Quad-core)
Quad-core, 1 processor:
4x 1.5GHz ARM Cortex-A53 (Quad-core)
GPU graphical controllerQualcomm Adreno 660 (840MHz)PowerVR GE8100 MP1 (570MHz)
Performance (benchmark)AnTuTu: 798010 (v9)feature not registered

💽 Memory and storage

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
RAM memory12GB LPDDR51GB LPDDR3
Internal storage256GB (218GB available)
UFS 3.1
16GB (11GB available)
eMMC 5.1
External storageNot supportedUntil 256GB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload2000/1024 Mbps150/50 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkCDMA 800, GSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkCDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
UMTS 850/900/1900/2100
Primary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28)
TD-LTE (34, 38, 39, 40, 41, 42)
VoLTE
LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 17, 28, 66)
VoLTE
Primary 5G networkSA/NSA/Sub6 (1, 3, 5, 8, 28, 41, 77, 78, 79)Not supported
Primary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkUMTS 850/900/1700/1900/2100Not supported
Secondary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28)
TD-LTE (34, 38, 39, 40, 41, 42)
VoLTE
Not supported
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSAGPRS, EDGE

📷 Camera

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
Back camera (main camera)(triple camera)
108 megapixels
13MP ultrawide f/2.212mm123°1/3.06"1.12µm
8MP periscope telephoto f/4.1120mmPDAFOIS5x-optical-zoom
8 megapixels
Main camera resolution12000x9000 pixels3264x2448 pixels
Video recording (primary)8K UHD (7680x4320) 24 fpsFull HD (1920x1080) 30 fps
FlashDual-LED flashLED flash on both cameras
Focal aperturef/1.9 (aperture)f/2.0 (aperture)
Focal length24mm (lens)27mm (lens)
Sensor size1/1.33" inches1/4" inches
Pixel size0.8µm pixel1.12µm pixel
AutofocusLDAF/PDAF: laser/phase detection autofocusAutofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationEIS: Digital stabilization
ZoomDigital and optical zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedNot supported
HDRHDR photo/video on both camerasHDR photo on both cameras
Camera extras4K@30/60fps
1080p@30/60/120/480fps
feature not registered

📸 Front camera

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
Front camera (secondary)20 megapixels5 megapixels
Front camera resolution5184x3840 pixels2560x1920 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedLED
Focal aperturef/3.4 (aperture)f/2.2 (aperture)
Focal length27mm (lens)24mm (lens)
Sensor size1/0.8" inches1/5" inches
Pixel size0.8µm pixel1.12µm pixel

🔉 Sound and multimedia

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
LoudspeakerStereo sound
24-bit/192kHz
Tuned by Harman Kardon
Supported
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.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
USBUSB 2.0 Type-C, USB OTG On-The-GoMicroUSB 2.0
Audio outputType-C jack with 3.5mm jack adapter3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.2 + A2DP/LE4.2 + A2DP
WiFi802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavICA-GPS, GeoTagging, GLONASS
NFCSupportedNot supported
Infrared portSupportedNot supported

🧭 Sensors

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock 2D
Fingerprint sensor (under display)
Gyroscope
Heart rate
Proximity sensor
UWB (Ultra Wideband)
Accelerometer
Ambient light sensor
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
Battery typeLiPo: li-ion polymer (Non removable)Li-Ion: lithium-ion (Non removable)
BL-01
Battery capacity4500 mAh3000 mAh
Charger, watts120W Wired fast charging
Reverse charging by cable
Quick Charge 4
USB Power Delivery 3.0
6W (5V/1.2A) Wired charging
Inductive / wireless charging50W Qi wireless charging
10W Reverse wireless charging
feature not registered
Talk time autonomyfeature not registered17 hours
Standbyfeature not registered600 hours (25 days)

➕ Other features

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
Call controlVoice dialing, Voice recorder, Voice commandsVoice 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: Ceramic Black, Ceramic White, Shadow Gray
• Silicone case included
• Screen protector included
• Colors: Black, Blue, Platinum
• Android Go edition
• Google assistant
• WiFi hotspot

☢️ Radiation rate

Xiaomi Mix 4 (256GB/12GB)LG K20 (X120BMW)
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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