Skip to content

LG K51S (K510HM) vs Xiaomi Mi Mix 2 (128GB)

Side by side comparison between LG K51S vs Xiaomi Mi Mix 2 phones, differences, pros, cons and full specifications. What's the better?

,
6.55"
IPS

720x1600

32
MP

13mp

3GB
RAM

Octa-core

4000
mAh

(Non removable)

vs
19Points Xiaomi Mi Mix 2 (128GB) Compare LG K51S X
5.99"
IPS

1080x2160

12
MP

5mp

6GB
RAM

Octa-core

3400
mAh

(Non removable)

What's the better phone? Xiaomi Mi Mix 2 (128GB)

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!

K51S (K510HM)} 10 Advantages LG K51S (K510HM) vs Mi Mix 2 (128GB)} 19 Advantages Xiaomi Mi Mix 2 (128GB)
+Until 1TB microSD, microSDXCAdvantage
More external storage for files using memory cards
vsNot supported
+6.55"9%
Larger screen
vs5.99"
+(quad camera) 32MP + 5MP + 2MP + 2MP2 times
Higher resolution main camera
vs(back) 12MP
+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
vsHDR photo only main camera
+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)
+(front) 13MP154%
Higher resolution secondary camera to take pictures and selfies
vs(front) 5MP
+4000 mAh18%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs3400 mAh
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C reversible connector
+FMAdvantage
The radio lets you listen to your songs and sports in general
vsNot supported
+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
2.3GHz 64bit Octa-core (12nm)vs+2.45GHz 64bit Octa-core (10nm)23%
More powerful processor, you can open your applications faster
3GB LPDDR3vs+6GB LPDDR4X100%
More RAM memory. Typically more responsive and better for multitasking.
64GB (47GB available)vs+128GB (118GB available)151%
More internal storage for applications and files
194 grams (6.79 ounces)vs+185 grams (6.48 ounces)5%
Lighter
8.26 millimeters (0.33 inches)vs+7.7 millimeters (0.3 inches)7%
Thinner
Plastic body, glass frontvs+Aluminum body, glass front, ceramic backAdvantage
More resistant material
720x1600 pixelsvs+1080x2160 pixels103%
Higher resolution screen
268 PPIvs+403 PPI50%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
LED flashvs+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
EIS: Digital stabilizationvs+OIS (4-axis): Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
Full HD (1920x1080)vs+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
(4G LTE-A) 300 Mbpsvs+(4G LTE-A) 600 Mbps100%
Faster for surfing the internet and download files
Not supportedvs+BarometerAdvantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
10Wvs+18W80%
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.
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM)Advantage
You can have more mobile carriers/operators on the same device.
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
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
Not supportedvs+Gorilla Glass 4Advantage
Protection against scratches on the screen lets you carry your phone with your keys

20 Common items in both devices
eMMC 5.1
TFT IPS LCD
16 million
Only digital zoom
PDAF: phase detection autofocus
(front) Full HD (1920x1080)
Android 9.0 Pie
+13 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 K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
ModelK51S (K510HM)Xiaomi Mi Mix 2 (128GB)
Other model namesLG K51s LM-K510HM, LMK510HM (Single-Sim)Xiaomi Mi Mix 2 MDE5 (6GB RAM), Xiaomi Mi Mix Evo
Country or region available(Latin America)
(Latin America)
ChinaHong KongIndia
China, Hong Kong, India
BrandLGXiaomi
Release date4/1/20209/1/2017
Depth8.26 millimeters (0.33 inches)7.7 millimeters (0.3 inches)
Size (width x height)76.7 x 165.2 millimeters (3.02 x 6.5 in)75.5 x 151.8 millimeters (2.97 x 5.98 in)
Weight194 grams (6.79 ounces)185 grams (6.48 ounces)
Build, materialsPlastic body, glass frontAluminum body, glass front, ceramic back
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 K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
Display typeTFT IPS LCDTFT IPS LCD
Screen size6.55" inches5.99" inches
Screen-to-body ratio~81.7% (screen-to-body ratio)~80.8% (screen-to-body ratio)
Display resolution720x1600 pixels (20:9)1080x2160 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)268 PPI403 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 4
Refresh rate60Hzfeature not registered
Display features400nits[typ]feature not registered

🤖 Operating System

LG K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
System versionAndroid 9.0 PieAndroid 7.1 Nougat
Firmware updatefeature not registeredAndroid 9.0 Pie
User Interfacefeature not registeredfeature not registered

⚙️ Processor

LG K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
Chipset64bit: MediaTek Helio P35 (MT6765) (12nm)64bit: Qualcomm Snapdragon 835 (MSM8998) (10nm)
CPUOcta-core, 2 processors:
4x 2.3GHz ARM Cortex-A53 (Quad-core)
4x 1.8GHz ARM Cortex-A53 (Quad-core)
Octa-core, 2 processors:
4x 2.45GHz Kryo 280 (Quad-core)
4x 1.9GHz Kryo 280 (Quad-core)
GPU graphical controllerPowerVR GE8320 MP2 (680MHz)Qualcomm Adreno 540 (670-710MHz)
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

LG K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
RAM memory3GB LPDDR36GB LPDDR4X
Internal storage64GB (47GB available)
eMMC 5.1
128GB (118GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Not supported

📶 Mobile networks

LG K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload300/50 Mbps600/50 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, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100CDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 800/850/900/1700/1800/1900/2100
Primary 4G networkLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66)
TD-LTE (38)
LTE Cat12 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 27, 28, 29, 30, 34)
TD-LTE (Bands 38, 39, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE

📷 Camera

LG K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
Back camera (main camera)(quad camera)
32 megapixels
5MP ultrawide f/2.216mm1.12μm115°
2MP macro f/2.422mm1.75μm88.6°
2MP depth f/2.41.75μm
12 megapixels
Main camera resolution6528x4896 pixels4000x3000 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashDual-LED flash
Focal aperturef/1.8 (aperture)f/2.0 (aperture)
Focal length24mm lensfeature not registered
Sensor sizefeature not registered1/2.9" inches
Pixel size0.8µm pixel1.25µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationOIS (4-axis): Optical 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 only main camera
Camera extrasfeature not registeredfeature not registered

📸 Front camera

LG K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
Front camera (secondary)13 megapixels5 megapixels
Front camera resolution4128x3096 pixels2592x1944 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

LG K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
LoudspeakerSupportedSupported
Active noise cancellation2 microphones or more2 microphones or more
RadioFMNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, MKV, XviD
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, OGG, eAAC+, FLAC

🔌 Connectivity

LG K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jackType-C reversible connector
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, BeiDou
NFCNot supportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

LG K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
SensorsAccelerometer
Ambient light sensor
Compass
Fingerprint sensor (rear-mounted)
Proximity sensor
Accelerometer
Ambient light sensor
Barometer
Compass
Fingerprint sensor (rear-mounted)
Gyroscope
Hall effect
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

LG K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
Battery typeLiPo: li-ion polymer (Non removable)Li-Ion: lithium-ion (Non removable)
Battery capacity4000 mAh3400 mAh
Charger, watts10W (5V/2A) Wired charging18W (9V/2A) Wired fast charging
Inductive / wireless chargingNot supportedfeature not registered
Talk time autonomy10.5 hoursfeature not registered
Standby370 hours (15.4 days)feature not registered

➕ Other features

LG K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
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: Titanium, Blue, Pink/Red
• Silicone case included
• Google Assistant (dedicated side button)
• DTS:X 3D audio
• Colors: Black, White
• MIUI 9
• Quick Charge 3.0
• Type-C to 3.5mm headphone jack adapter
• 720p@120fps slow motion
• Miracast

☢️ Radiation rate

LG K51S (K510HM)Xiaomi Mi Mix 2 (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
X

We use cookies to provide and improve our services. By using our site, you consent to cookies. See more details: Privacy policy.