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Sony Xperia Z5 (Dual E6633) vs LG K40 (X420ZM)

Side by side comparison, pros, cons, differences between Sony Xperia Z5 vs LG K40 phones with full specifications. What's the best?

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Compare LG K40 XSony Xperia Z5 (Dual E6633)18Points
Sony Xperia Z5 (Dual E6633)
5.2"
IPS

1080x1920

23
MP

5mp

3GB
RAM

64bit Octa

2900
mAh

(Non removable)

vs
LG K40 (X420ZM)
5.7"
IPS

720x1440

16
MP

8mp

2GB
RAM

64bit Octa

3000
mAh

(Non removable)

What's the better phone? Sony Xperia Z5 (Dual E6633)

The phonemore's choice is much more technical than personal, so don't just evaluate it. Our goal is to help, but what's important to us may not be important to you. You decide which is the best! Comment!

Xperia Z5 (Dual E6633)18 Advantages Sony Xperia Z5 (Dual E6633)vsK40 (X420ZM)12 Advantages LG K40 (X420ZM)
+3GB LPDDR450%
More RAM memory. Typically more responsive and better for multitasking
vs2GB LPDDR3
+32GB (22GB user free)10%
More internal storage for applications and files
vs32GB (20GB user free)
+7.3 millimeters (0.29 inches)14%
Thinner
vs8.3 millimeters (0.33 inches)
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front
+1080x1920 pixels100%
Higher resolution screen
vs720x1440 pixels
+424 PPI50%
Crisper display of text, images and video because it has more pixels per inch (ppi)
vs282 PPI
+(back) 23MP44%
Higher resolution main camera
vs(back) 16MP
+1/2.3" inches30%
The larger sensor camera lets you take photos with better depth
vs1/3" inches
+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+CompassAdvantage
Sensors help you use the device
vsNot supported
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+BarometerAdvantage
Sensors help you use the device
vsNot supported
+ANT+Advantage
Sensors help you use the device
vsNot supported
+2 slots Dual-SIMAdvantage
It's more advantageous to have more than one phone operator in the same device
vs1 slot
+Micro-B USB - MHL-3Advantage
The TV-output lets you use your device on TV by cable
vsNot supported
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device
vsNot supported
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+Scratch-resistant glassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
2Ghz 64bit Octa-Corevs+2Ghz 64bit Octa-Core10%
More powerful processor, you can open your applications faster
eMMC 5.0vs+eMMC 5.1Advantage
Fastest write and read storage
Until 256GB microSD, microSDXCvs+Until 1TB microSD, microSDXC3 times
More external storage for files using memory cards
154 grams (5.39 ounces)vs+150 grams (5.25 ounces)3%
Lighter
5.2"vs+5.7"10%
Larger screen
LED flashvs+LED flash on both camerasAdvantage
The LED flash on both cameras helps in dark places or in low light
(front) 5MPvs+(front) 8MP59%
Higher resolution secondary camera to take pictures and selfies
Android 7.1.1 Nougatvs+Android 8.1 OreoAdvantage
Android 8.1 Oreo is newer and safer
(4G LTE) 150 Mbpsvs+(4G+ LTE-A) 300 Mbps100%
Faster for surfing the internet and download files
2900 mAhvs+3000 mAh3%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
4.1 version A2DPvs+5.0 version A2DP/LEAdvantage
Bluetooth 5.0 version A2DP/LE is newer and faster
IP68 certifiedvs+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

26 Common items in both devices
TFT LCD IPS
16 million
Only digital zoom
PDAF: phase detection autofocus
EIS: Digital stabilization
HDR photo/video on both cameras / HDR photo on both cameras
f/2.0 (aperture)
+19 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 featuresSony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
ModelXperia Z5 (Dual E6633)K40 (X420ZM)
Other model namesSony Xperia Z5 Dual-Sim E6633, Sony Sumire DSLG K40 LMX420ZM, LM-X420ZM, LG-LMX420ZM
Country or region availablefeature not registeredSouth Africa
South Africa
BrandSonyLG
Release dateOctober, 2015March, 2019
Depth7.3 millimeters (0.29 inches)8.3 millimeters (0.33 inches)
Size (width x height)72 x 146 millimeters (2.83 x 5.75 in)71.9 x 153 millimeters (2.83 x 6.02 in)
Weight154 grams (5.39 ounces)150 grams (5.25 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsAluminum frame, glass front/backPlastic body, glass front
Protection against water and othersIP68 certified: dust proof and waterproof over 1.5 meter and 30minMIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant
System (OS)Sony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
Operating systemAndroid 5.1.1 LollipopAndroid 8.1 Oreo
Firmware updateAndroid 7.1.1 Nougatfeature not registered
HardwareSony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
Chipset64bit - Qualcomm Snapdragon 810 MSM8994 (20nm)64bit - MediaTek MT6762 Helio P22 (12nm)
CPU processorOcta-Core, 2 processors:
2Ghz Quad-Core ARM Cortex-A57
1.5Ghz Quad-Core ARM Cortex-A53
Octa-Core, 2 processors:
2Ghz Quad-Core ARM Cortex-A53
1.5Ghz Quad-Core ARM Cortex-A53
GPU graphical controllerQualcomm Adreno 430PowerVR GE8320 650Mhz
RAM memory3GB LPDDR42GB LPDDR3
Internal storage32GB (22GB user free)
eMMC 5.0
32GB (20GB user free)
eMMC 5.1
External storageUntil 256GB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)
DisplaySony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
Display typeTFT LCD IPSTFT LCD IPS
Screen size5.2" inches5.7" inches
Screen-to-body ratio~70.9% (screen-to-body ratio)~76.2% (screen-to-body ratio)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch
Display resolution1080x1920 pixels720x1440 pixels
Pixel density (dot pitch)424 PPI282 PPI
Colors16 million16 million
Scratch-resistant glassScratch-resistant glassNot supported
Mobile networksSony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
Dual-SIMDual SIM Standby - Call active on one sim card
(dedicated slot)
Not supported
SIM card2 slots Dual-SIM
nano-SIM (4FF)
1 slot
nano-SIM (4FF)
Maximum download/upload150/50 Mbps300/50 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 850/900/1900/2100
Primary 4G networkLTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20)LTE Cat6 (Bands 1, 3, 5, 7, 8, 20)
TD-LTE (Bands 38, 40)
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 networkGSM 850/900/1800/1900Not supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGENot supported
CallingSony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
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
CameraSony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
Back camera (main camera)23 megapixels16 megapixels
Main camera resolution5520x4140 pixels4608x3456 pixels
Video recording (primary)4K UHD (3840x2160) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash on both cameras
Focal aperturef/2.0 (aperture)f/2.0 (aperture)
Focal length24mm lensfeature not registered
Sensor size1/2.3" inches1/3" inches
Pixel sizefeature not registered1µm 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/video on both camerasHDR photo on both cameras
2ª cameraSony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
Front camera (secondary)5 megapixels8 megapixels
Front camera resolution2592x1944 pixels3264x2448 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedLED
Focal aperturef/2.4 (aperture)f/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
MultimediaSony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
RadioFM with RDSFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263MP4, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivitySony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
USBMicroUSB 2.0, USB OTG On-The-GoMicroUSB 2.0, USB OTG On-The-Go
TV outputMicro-B USB - MHL-3Not supported
Audio output3.5mm jack3.5mm jack
Bluetooth4.1 version A2DP5.0 version A2DP/LE
WiFi802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)
DLNASupportedNot supported
NFCSupportedNot supported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging
Infrared portNot supportedNot supported
Other functionsSony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
Java / Flash playerNot supportedNot supported
SensorsAccelerometer
Proximity
Compass
Ambient Light
Gyroscope
Barometer
Fingerprint (side-mounted)
ANT+
Accelerometer
Proximity
Ambient Light
Fingerprint (rear-mounted)
Other features- Colors: White, Graphite Black, Gold, Green
- Sony TRILUMINOS™ display
- Sony X-Reality
- Quick Charge 2.0: 60% battery in 30min
- Anti-fingerprint coating
- Sony Exmor RS sensor camera
- 3D Surround Sound
- ClearAudio+
- WiFi direct, hotspot
- IP68 certified: dust proof and water resistant over 1.5m and 30min
- Colors: Black, Moroccan Blue, Platinum Gray
- 18:9 ratio FullVision display
- LED notification
- DTS-X Surround sound
- WiFi direct, hotspot
Power supplySony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
BatteryLi-Ion (Non removable)
Fast battery charging
Li-Ion (Non removable)
Battery capacity2900 mAh3000 mAh
Battery model / charger (watts)18Wfeature not registered
Talk time autonomy1020 minutes | 17 hours | 0.7 day480 minutes | 8 hours | 0.3 day
Standby32400 minutes | 540 hours | 22.5 days6000 minutes | 100 hours | 4.2 days
Radiation rateSony Xperia Z5 (Dual E6633)LG K40 (X420ZM)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered