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LG K40 (X420EMW) vs Samsung Galaxy A8s (SM-G887F/DS)

Side by side comparison between LG K40 vs Samsung Galaxy A8s phones, differences, pros, cons and full specifications. What's the better?

,
5.7"
IPS

720x1440

16
MP

8mp

2GB
RAM

Octa-core

3000
mAh

(Non removable)

vs
23Points Samsung Galaxy A8s (SM-G887F/DS) Compare LG K40 X
6.4"
PLS

1080x2340

24
MP

24mp

6GB
RAM

Octa-core

3400
mAh

(Non removable)

What's the better phone? Samsung Galaxy A8s (SM-G887F/DS)

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!

K40 (X420EMW)} 6 Advantages LG K40 (X420EMW) vs Galaxy A8s (SM-G887F/DS)} 23 Advantages Samsung Galaxy A8s (SM-G887F/DS)
+Until 1TB microSD, microSDXCAdvantage
More external storage for files using memory cards
vsNot supported
+145 grams (5.08 ounces)19%
Lighter
vs173 grams (6.06 ounces)
+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
vsTFT PLS
+LED flash on both camerasAdvantage
The LED flash on both cameras helps in dark places or in low light
vsLED flash
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
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+2.2GHz 64bit Octa-core29%
More powerful processor, you can open your applications faster
2GB LPDDR3vs+6GB LPDDR4X2 times
More RAM memory. Typically more responsive and better for multitasking.
32GB (20GB available)vs+128GB (109GB available)4 times
More internal storage for applications and files
8.3 millimeters (0.33 inches)vs+7.4 millimeters (0.29 inches)12%
Thinner
Plastic body, glass frontvs+Aluminum frame, glass front/backAdvantage
More resistant material
720x1440 pixelsvs+1080x2340 pixels144%
Higher resolution screen
282 PPIvs+403 PPI43%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.7"vs+6.4"12%
Larger screen
(back) 16MPvs+(triple camera) 24MP + 10MP + 5MP144%
Higher resolution main camera
Only digital zoomvs+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
1/3" inchesvs+1/2.8" inches7%
The larger sensor camera lets you take photos with better depth.
f/2.0 (aperture)vs+f/1.7 (aperture)18%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MPvs+(front) 24MP198%
Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)vs+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
Android 8.1 Oreovs+Android 10Advantage
Android 10 is newer and safer
(4G LTE-A) 300 Mbpsvs+(4G LTE-A) 800 Mbps167%
Faster for surfing the internet and download files
Not supportedvs+ANT+Advantage
Sensors help you use the device
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+Face unlock 2DAdvantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
3000 mAhvs+3400 mAh13%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
MicroUSB 2.0, USB OTG On-The-Govs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supportedvs+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys

26 Common items in both devices
eMMC 5.1
16 million
PDAF: phase detection autofocus
EIS: Digital stabilization
HDR photo on both cameras
(front) Full HD (1920x1080)
4G LTE-A
+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 differences Clear highlight

📱 Model features

LG K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
ModelK40 (X420EMW)Galaxy A8s (SM-G887F/DS)
Other model namesLG K40 LMX420EMW NFC Dual-sim, LM-X420EMW, LG-LMX420EMWGalaxy A8S (128GB+6GB RAM) SM-G8870ZKDCHC
Country or region available(Global, International)(Europe)
(Global, International), (Europe)
(Global, International)Taiwan
(Global, International), Taiwan
BrandLGSamsung
Release date3/31/201912/1/2018
Depth8.3 millimeters (0.33 inches)7.4 millimeters (0.29 inches)
Size (width x height)71.9 x 153 millimeters (2.83 x 6.02 in)74.9 x 158.4 millimeters (2.95 x 6.24 in)
Weight145 grams (5.08 ounces)173 grams (6.06 ounces)
Build, materialsPlastic body, glass frontAluminum frame, glass front/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 K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
Display typeTFT IPS LCDTFT PLS
Screen size5.7" inches6.4" inches
Screen-to-body ratio~76.2% (screen-to-body ratio)~84.7% (screen-to-body ratio)
Display resolution720x1440 pixels1080x2340 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)282 PPI403 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 3
Refresh ratefeature not registeredfeature not registered
Display featuresfeature not registeredfeature not registered

🤖 Operating System

LG K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
System versionAndroid 8.1 OreoAndroid 9.0 Pie
Firmware updatefeature not registeredAndroid 10
User Interfacefeature not registeredOne UI

⚙️ Processor

LG K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
Chipset64bit: MediaTek Helio P22 (MT6762) (12nm)64bit: Qualcomm Snapdragon 710 SDM710 (10nm)
CPUOcta-core, 2 processors:
4x 2GHz ARM Cortex-A53 (Quad-core)
4x 1.5GHz ARM Cortex-A53 (Quad-core)
Octa-core, 2 processors:
2x 2.2GHz Kryo 360 Gold (Dual-core)
6x 1.7GHz Kryo 360 Silver (Hexa-core)
GPU graphical controllerPowerVR GE8320 (650MHz)Qualcomm Adreno 616 500Mhz
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

LG K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
RAM memory2GB LPDDR36GB LPDDR4X
Internal storage32GB (20GB available)
eMMC 5.1
128GB (109GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Not supported

📶 Mobile networks

LG K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload300/50 Mbps800/150 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Dual-Band 900/1800
Primary 2G networkGSM 850/900/1800/1900GSM 900/1800
Primary 3G networkUMTS 850/900/1900/2100UMTS 2100
Primary 4G networkLTE Cat6 (Bands 1, 3, 5, 7, 8, 20)
TD-LTE (Bands 38)
LTE Cat15/13 (1, 3, 7, 8, 28)
TD-LTE (38)
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 networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 2100
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+

📷 Camera

LG K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
Back camera (main camera)16 megapixels(triple camera)
24 megapixels
10MP telephoto f/2.452mm1/3.9"1.0µmAF2x-optical-zoom
5MP depth f/2.2
Main camera resolution4608x3456 pixels5632x4224 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flash on both camerasLED flash
Focal aperturef/2.0 (aperture)f/1.7 (aperture)
Focal lengthfeature not registered27mm (lens)
Sensor size1/3" inches1/2.8" inches
Pixel size1µm pixel0.9µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomDigital and optical 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 registered1080p@240fps

📸 Front camera

LG K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
Front camera (secondary)8 megapixels24 megapixels
Front camera resolution3264x2448 pixels5632x4224 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashLEDNot supported
Focal aperturef/2.0 (aperture)f/2.0 (aperture)
Focal lengthfeature not registered26mm (lens)
Sensor sizefeature not registered1/2.8" inches
Pixel sizefeature not registered0.9µm pixel

🔉 Sound and multimedia

LG K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
LoudspeakerSupportedStereo sound
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4, 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 K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
USBMicroUSB 2.0, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNASupportedNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

LG K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
SensorsAccelerometer
Ambient light sensor
Fingerprint sensor (rear-mounted)
Proximity sensor
Accelerometer
Ambient light sensor
ANT+
Compass
Face unlock 2D
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

LG K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
Battery typeLi-Ion: lithium-ion (Non removable)Li-Ion: lithium-ion (Non removable)
Battery capacity3000 mAh3400 mAh
Charger, wattsWired charging18W Wired fast charging
Inductive / wireless chargingfeature not registeredNot supported
Talk time autonomy8 hoursfeature not registered
Standby100 hours (4.2 days)feature not registered

➕ Other features

LG K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
Call controlVoice dialing, Voice recorderVoice 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: Black, Moroccan Blue, Platinum Gray
• 18:9 ratio FullVision display
• LED notification
• DTS-X Surround sound
• Colors: Black, Gradient Black, Blue, Pink-Blue, Yellow-Pink
• Samsung Pay

☢️ Radiation rate

LG K40 (X420EMW)Galaxy A8s (SM-G887F/DS)
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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