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LG K51S (K510HM) vs Sony Xperia XZ2 (SO-03K)

Side by side comparison between LG K51S vs Sony Xperia XZ2 phones, differences, pros, cons with full specifications. What's the better?

,
LG K51S (K510HM)
6.55"
IPS

720x1600

32
MP

13mp

3GB
RAM

64bit Octa

4000
mAh

(Non removable)

vs
14PointsSony Xperia XZ2 (SO-03K)Compare LG K51S X
Sony Xperia XZ2 (SO-03K)
5.7"
IPS

1080x2160

19.2
MP

5mp

4GB
RAM

64bit Octa

3180
mAh

(Non removable)

What's the better phone? Sony Xperia XZ2 (SO-03K)

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)12 Advantages LG K51S (K510HM)vsXperia XZ2 (SO-03K)14 Advantages Sony Xperia XZ2 (SO-03K)
+194 grams (6.79 ounces)2%
Lighter
vs198 grams (6.93 ounces)
+8.26 millimeters (0.33 inches)34%
Thinner
vs11.1 millimeters (0.44 inches)
+6.55"15%
Larger screen
vs5.7"
+(quad camera) 32MP + 5MP + 2MP + 2MP114%
Higher resolution main camera
vs(back) 19.2MP
+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
vsHDR photo/video 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
+Android 9.0 PieAdvantage
Android 9.0 Pie is newer and safer
vsAndroid 8.0 Oreo
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C jack with 3.5mm jack adapter
+4000 mAh26%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs3180 mAh
+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
vsWaterproof (IP?)
2.3Ghz 64bit Octa-Corevs+2.7Ghz 64bit Octa-Core24%
More powerful processor, you can open your applications faster
3GB LPDDR3vs+4GB LPDDR433%
More RAM memory. Typically more responsive and better for multitasking.
720x1600 pixelsvs+1080x2160 pixels103%
Higher resolution screen
268 PPIvs+424 PPI58%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
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) 1200 Mbps3 times
Faster for surfing the internet and download files
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
Not supportedvs+BarometerAdvantage
Sensors help you use the device
Not supportedvs+Digital TV FullSegAdvantage
Watch your favorite TV shows anywhere
802.11 b/g/n (2.4Ghz)vs+802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMOAdvantage
WiFi 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO is newer and faster
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
USB 2.0 Type-C, USB OTG On-The-Govs+USB 3.1 Type-C reversible connectorAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
Not supportedvs+Gorilla Glass 5Advantage
Protection against scratches on the screen lets you carry your phone with your keys

25 Common items in both devices
64GB (47GB available) / 64GB (50GB available)
Until 1TB microSD, microSDXC
TFT IPS LCD
16 million
LED flash
Only digital zoom
PDAF: phase detection autofocus / LDAF/PDAF: laser/phase detection autofocus
+18 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differencesClear highlight
Physical featuresLG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
ModelK51S (K510HM)Xperia XZ2 (SO-03K)
Other model namesLG K51s LM-K510HM, LMK510HM (Single-Sim)NTT DoCoMo Sony Xperia XZ2 4GB RAM, Sony PF22
Country or region available(Latin America)
(Latin America)
Japan
Japan
BrandLGSony
Release dateApril, 2020April, 2018
Depth8.26 millimeters (0.33 inches)11.1 millimeters (0.44 inches)
Size (width x height)76.7 x 165.2 millimeters (3.02 x 6.5 in)72 x 153 millimeters (2.83 x 6.02 in)
Weight194 grams (6.79 ounces)198 grams (6.93 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
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.Waterproof (IP?)
System (OS)LG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
Operating systemAndroid 9.0 PieAndroid 8.0 Oreo
Firmware updatefeature not registeredfeature not registered
HardwareLG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
Chipset64bit - MediaTek MT6765 Helio P35 (12nm)64bit - Qualcomm Snapdragon 845 MSM8998 (10nm)
CPU processorOcta-Core, 2 processors:
2.3Ghz Quad-Core ARM Cortex-A53
1.8Ghz Quad-Core ARM Cortex-A53
Octa-Core, 2 processors:
2.7Ghz Quad-Core Kryo 385 Gold
1.7Ghz Quad-Core Kryo 385 Silver
GPU graphical controllerPowerVR GE8320 680MhzQualcomm Adreno 630 710Mhz
RAM memory3GB LPDDR34GB LPDDR4
Internal storage64GB (47GB available)
eMMC 5.1
64GB (50GB available)
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)
DisplayLG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
Display typeTFT IPS LCDTFT IPS LCD
Screen size6.55" inches5.7" inches
Screen-to-body ratio~81.7% (screen-to-body ratio)~76.1% (screen-to-body ratio)
Display resolution720x1600 pixels (20:9)1080x2160 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch 10-points
Pixel density (dot pitch)268 PPI424 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 5
Display features60Hz, 400 nitsfeature not registered
Mobile networksLG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum download/upload300/50 Mbps1200/150 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse 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 850/900/1700/1900/2100UMTS 800/850/2100
Primary 4G networkLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66)
TD-LTE (38)
LTE Cat18 (Bands 1,3,4,5,7,12,13,17,19,21,28)
TD-LTE (Bands 38,39,40,41,42)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, 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
CallingLG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
CameraLG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
Back camera (main camera)(quad camera)
32 megapixels
5MP ultrawidef/2.216mm1.12μm115º
2MP macrof/2.422mm1.75μm88.6º
2MP depthf/2.41.75μm
19.2 megapixels
Main camera resolution6528x4896 pixels5056x3792 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/2.0 (aperture)
Focal length24mm lens25mm lens
Sensor sizefeature not registered1/2.3" inches
Pixel size0.8µm pixel1.22µm pixel
AutofocusPDAF: phase detection autofocusLDAF/PDAF: laser/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/video only main camera
2ª cameraLG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
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/2.2 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/3" inches
Pixel sizefeature not registered1.12µm pixel
MultimediaLG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
RadioFMNot supported
TVNot supportedDigital TV FullSeg
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, DivX, XviD
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, OGG, eAAC+, FLAC
ConnectivityLG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 3.1 Type-C reversible connector
TV outputNot supportedNot supported
Audio output3.5mm jackType-C jack with 3.5mm jack adapter
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 b/g/n (2.4Ghz)802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNANot supportedSupported
NFCNot supportedSupported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supportedNot supported
Other functionsLG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Fingerprint sensor (rear-mounted)
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Barometer
Fingerprint sensor
Other features- Colors: Titanium, Blue, Pink/Red
- Silicone case included
- Google Assistant (dedicated side button)
- DTS:X 3D audio
- WiFi direct, hotspot
- Colors: Black, Silver, Deep Green, Ash Pink
- Aluminum frame
- Front/back glass
- USB OTG On-The-Go
- HDR display
- Triluminos display
- X-Reality Engine
- Fast battery charging (Power delivery)
- Qi wireless charging
- 24-bit/192kHz audio
- WiFi miracast
- WiFi direct, hotspot
- IP68 certified: dust/water proof up to 1.5m for 30min
- ISDB-T TV
Power supplyLG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
BatteryLiPo: Li-Ion polymer (Non removable)Li-Ion: Lithium-Ion (Non removable)
Battery capacity4000 mAh3180 mAh
Charger, watts10W (5V/2A) Standard charging Standard charging
Talk time autonomy630 minutes | 10.5 hours | 0.4 dayfeature not registered
Standby22200 minutes | 370 hours | 15.4 daysfeature not registered
Radiation rateLG K51S (K510HM)Sony Xperia XZ2 (SO-03K)
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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