Compare LG K40


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Product images are relative in size

Photos relative in size

 
Dimensions153 x 71.9 x 8.3 mm149.9 x 70.4 x 7.8 mm147.7 x 68.7 x 8.5 mm158.1 x 73.8 x 8.5 mm151.7 x 69.1 x 7.9 mm
Weightnot yet known157 grams163 grams189 grams163 grams
Stand-bydepends on usagedepends on usagedepends on usagedepends on usagedepends on usage
Talk timedepends on usagedepends on usagedepends on usagedepends on usagedepends on usage
Design type
Monoblock
Controls
Facial unlock
Fingerprint recognition
Pressure sensitive in-screen
Pressure sensitive in-screen
Touchscreen
Multi-touch, Capacitive
Multi-touch, Capacitive
Multi-touch, Force Touch, Capacitive
Multi-touch, Force Touch, Capacitive
Multi-touch, Capacitive
Voice command
Voice dialing
Iris recognition
Operating system
Android
9.0 (Pie)
8.0 (Oreo)
8.0 (Oreo)
10
User interface
LG UX
One UI
Samsung Experience
Display
Auto-rotate
Color display
Adjustable display brightness, 16.777.216 colors (24 bits), FullVision IPS HD+, Always On feature
Adjustable display brightness, 16.777.216 colors (24 bits), Curved Dynamic AMOLED Quad HD+, Always On feature, HDR10+, Hole-punch display
Adjustable display brightness, 16.777.216 colors (24 bits), Infinity Super AMOLED Quad HD+, Always On feature
Adjustable display brightness, 16.777.216 colors (24 bits), Infinity Super AMOLED Quad HD+, Always On feature
Adjustable display brightness, 16.777.216 colors (24 bits), Infinity-O Display, Always On feature, HDR10+, Hole-punch display
  • Size
5.7 inch6.1 inch5.8 inch6.2 inch6.2 inch
  • Resolution
1440 x 720 pixels3040 x 1440 pixels2960 x 1440 pixels2960 x 1440 pixels3200 x 1440 pixels
  • Refresh rate
    120 Hz
  • Aspect ratio
18:919:918.5:918.5:920:9
  • Pixels Per Inch (PPI)
282551568531566
  • Screen-to-body ratio
76.2%88%84.1%83.6%88.5%
Hardware
Camera
Auto focus, Image stabilization, Blink Shot, Digital zoom, Effects/camera settings, Flash, Geotagging, Face recognition, Quality settings, Macro mode, Mosaic photo, Burst (Continuous) Shooting, Night mode, Panoramic photo, Portrait mode, Smile Shot, Video recorder, self-timer
Tri camera sensor, Auto focus, Image stabilization, Blink Shot, Digital zoom, Effects/camera settings, Flash, Geotagging, Face recognition, Quality settings, Macro mode, Mosaic photo, Burst (Continuous) Shooting, Night mode, Panoramic photo, Portrait mode, Smile Shot, Video recorder, self-timer
Auto focus, Image stabilization, Blink Shot, Digital zoom, Effects/camera settings, Flash, Geotagging, Face recognition, Quality settings, Macro mode, Mosaic photo, Burst (Continuous) Shooting, Night mode, Panoramic photo, Portrait mode, Smile Shot, Video recorder, self-timer
Dual camera sensor, Auto focus, Image stabilization, Blink Shot, Digital zoom, Effects/camera settings, Flash, Geotagging, Face recognition, Quality settings, Macro mode, Mosaic photo, Burst (Continuous) Shooting, Night mode, Panoramic photo, Portrait mode, Smile Shot, Video recorder, self-timer
Tri camera sensor, Auto focus, Image stabilization, Blink Shot, Digital zoom, Effects/camera settings, Flash, Geotagging, Face recognition, Quality settings, Macro mode, Mosaic photo, Burst (Continuous) Shooting, Night mode, Panoramic photo, Portrait mode, Smile Shot, Video recorder, self-timer
  • Type
16 MP12 MP + 12 MP + 16 MP12.2 MP12.2 MP12 MP + 12 MP + 64 MP
  • Angle of view (AOV)
80°123° + 45° + 77°  120° + 76° + 79°
  • DxOMark score
 116 99 
  • F-number
f/2.0f/1.5 + f/2.2 + f/2.4f/1.5 + f/2.4f/1.5 + f/2.4f/1.8 + f/2.0 + f/2.2
  • Max. resolution
(camera) 4640 x 3480 pixels + (video) 3840 x 2160 pixels(camera) 4032 x 3024 pixels + (video) 3840 x 2160 pixels(camera) 4032 x 3024 pixels + (video) 3840 x 2160 pixels(camera) 4208 x 3120 pixels + (video) 3840 x 2160 pixels(camera) 4032 x 3024 pixels + (video) 3840 x 2160 pixels
Haptic feedback
Integrated antenna
Processor
MediaTek MT6762, Octa core
Octa core
Samsung Exynos 9810, Octa core
Samsung Exynos 9810, Octa core
Octa core
  • Clock Frequency
 1.7 GHz + 2.4 GHz + 2.8 GHz1.7 GHz + 2.8 GHz1.7 GHz + 2.8 GHz 
Secondary camera
Flash
Autofocus
Autofocus
Autofocus
Autofocus
  • Type
8 MP10 MP8 MP8 MP10 MP
  • Angle of view (AOV)
88°80°  80°
  • DxOMark score
 97 81 
  • F-number
f/2.0f/1.9f/1.7f/1.7f/2.2
  • Max. resolution
(camera) 3264 x 2448 pixels(video) 3840 x 2160 pixels(camera) 3264 x 2448 pixel + (video) 3840 x 2160 pixels(camera) 3264 x 2448 pixels + (video) 3840 x 2160 pixels(video) 3840 x 2160 pixels
Materials
Gorilla Glass
Dust and waterproof
IP68
IP68
IP68
IP68
Aluminium
Glass
Telephony
Flight mode
Integrated handsfree speaker
nano-SIM (4FF)
Vibrating alert
Videoconferencing
Dual SIM
Hybrid slot
Hybrid slot
Operating frequency
Quad band
Data network
4G (LTE)
Cat 20 (2 Gbps)
Cat 18 (1200 Mbps), Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 17, Band 20, Band 28
Cat 18 (1200 Mbps), Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 17, Band 20, Band 28
Cat 20 (2 Gbps)
EDGE
GPRS
HSDPA
Cat20 42 Mbps
Cat20 42 Mbps
Cat20 42 Mbps
Cat20 42 Mbps
HSUPA
Cat6 5.76 Mbps
Cat6 5.76 Mbps
Cat6 5.76 Mbps
Cat6 5.76 Mbps
UMTS
5G
Personalisation
Multiple homescreens
Widgets
Personal Information Management (PIM)
Agenda
Alarm clock
Calculator
Contact list
Date and time notation
Document viewer
Excel files, PowerPoint files, PDF files, Word files
Excel files, PowerPoint files, PDF files, Word files
Excel files, PowerPoint files, PDF files, Word files
Excel files, PowerPoint files, PDF files, Word files
Excel files, PowerPoint files, PDF files, Word files
Phonebook with groups
Photo phonebook
Reminder list
Stopwatch & countdown timer
To-do list
Voice memo
Available applications
Image editor
Java application support
Photo album
Video codec support
DivX, H.263, H.264, MPEG-4, Sorenson Spark, VC-1, VP8
DivX, H.263, H.264, MPEG-4, Sorenson Spark, VC-1, VP8
DivX, H.263, H.264, MPEG-4, Sorenson Spark, VC-1, VP8
DivX, H.263, H.264, MPEG-4, Sorenson Spark, VC-1, VP8
Movie editor
Video file support
3GP, 3G2, ASF, AVI, FLV, M4V, MKV, MP4, WebM, WMV
3GP, 3G2, ASF, AVI, FLV, M4V, MKV, MP4, WebM, WMV
3GP, ASF, AVI, FLV, MKV, MP4, WebM, WMV
3GP, 3G2, ASF, AVI, FLV, M4V, MKV, MP4, WebM, WMV
Messaging
E-mail
POP3, SMTP, IMAP4
POP3, SMTP, IMAP4
POP3, SMTP, IMAP4
POP3, SMTP, IMAP4
POP3, SMTP, IMAP4
Instant messaging
Google Talk
Google Talk
Google Talk
Google Talk
Google Talk
MMS
Video MMS
Video MMS
Video MMS
Video MMS
Video MMS
Predictive Text Input
T9
T9
T9
T9
T9
SMS
Group messaging, Receive and send concatenated messages
Group messaging, Receive and send concatenated messages
Group messaging, Receive and send concatenated messages
Group messaging, Receive and send concatenated messages
Group messaging, Receive and send concatenated messages
Internet
Internet browser
RSS reader
YouTube support
Navigation
A-GPS
Build-in navigation system
Google Maps, Google Maps Navigation
Google Maps, Google Maps Navigation
Google Maps, Google Maps Navigation
Google Maps, Google Maps Navigation
Google Maps, Google Maps Navigation
Digital Compass
GLONASS
GPS receiver
Beidou
Galileo
Audio
Audio codec support
AAC, AAC+, AC3, eAAC+, AMR, FLAC, MIDI, Mobile XMF, MP3 VBR, OGG Vorbis, OTA, RTTL/RTX
AAC, AAC+, AC3, eAAC+, AMR, FLAC, MIDI, Mobile XMF, MP3 VBR, OGG Vorbis, OTA, RTTL/RTX
AAC, AAC+, AC3, eAAC+, AMR, FLAC, MIDI, Mobile XMF, MP3 VBR, OGG Vorbis, RTTL/RTX
AAC, AAC+, AC3, eAAC+, AMR, FLAC, MIDI, Mobile XMF, MP3 VBR, OGG Vorbis, OTA, RTTL/RTX
Audio file support
MP3, WAV
M4A, MP3, WAV, WMA
M4A, MP3, WAV, WMA
M4A, MP3, WAV, WMA
M4A, MP3, WAV, WMA
Polyphonic ringtones
MP3 ringtones
MP3 ringtones
MP3 ringtones
MP3 ringtones
MP3 ringtones
Stereo speakers
Build-in memory
Internal memory
  • Size (RAM)
2 GB8 GB4 GB6 GB12 GB
  • Storage
32 GB128 GB + 512 GB256 GB + 64 GB256 GB + 64 GB128 GB
Memory card slot
MicroSDHC memory card
Connections
USB
v3.0, Type-C
v3.0, Type-C
v3.0, Type-C
v3.0, Type-C
Audio jack plug
3.5 mm
3.5 mm
3.5 mm
Connectivity
Bluetooth
v5.0, Advanced Audio Distribution Profile (A2DP)
v5.0, Advanced Audio Distribution Profile (A2DP)
v5.0, Advanced Audio Distribution Profile (A2DP)
v5.0, Advanced Audio Distribution Profile (A2DP)
DLNA support
Synchronisation
SyncML
ActiveSync, SyncML
ActiveSync, SyncML
ActiveSync, SyncML
ActiveSync, SyncML
Tethering
WAP
2.0
2.0
2.0
2.0
2.0
Wireless Lan (WLAN/Wi-Fi)
WiFi Direct support
Wi-Fi 6 (802.11ax), WiFi Direct support
Wi-Fi 5 (802.11ac), WiFi Direct support
Wi-Fi 5 (802.11ac), WiFi Direct support
Wi-Fi 6 (802.11ax), WiFi Direct support
ANT+
NFC
Power supply
Battery
Li-ion
Li-ion
Li-ion
Li-ion
Li-ion
  • Capacity
3000 mAh3400 mAh3000 mAh3500 mAh4000 mAh
Fast charging
Qualcomm Quick Charge, Samsung Adaptive Fast Charging
Qualcomm Quick Charge, Samsung Adaptive Fast Charging
Qualcomm Quick Charge, Samsung Adaptive Fast Charging
Qualcomm Quick Charge, Samsung Adaptive Fast Charging
Wireless charging
Omgekeerd opladen
Omgekeerd opladen
Sensors
Ambient light sensor
Gesture recognition
Gyroscope
Proximity sensor
Barometer
Heart rate monitor
Hygrometer
Compatibility
With Google Daydream