Samsung Galaxy A40 vs Samsung Galaxy Fold vs LG Stylo 4 comparison

Compare Samsung Galaxy A40
Compare Samsung Galaxy Fold
Compare LG Stylo 4
key specs
Display5.90-inch-6.20-inch-
Processor1.8GHz octa-coreocta-core1.8GHz octa-core-
Front Camera25-megapixel10-megapixel 5-megapixel-
Resolution1080x2280 pixels1536x2152 pixels1080x2160 pixels-
RAM4GB12GB2GB-
OSAndroid 9.0 PieAndroid PieAndroid 8.1-
Storage64GB512GB32GB-
Rear Camera16-megapixel 16-megapixel + 12-megapixel + 12-megapixel 13-megapixel -
Battery Capacity3100mAh4,380mAh3300mAh-
Display (Primary)-7.30-inch--
general
Release dateMarch 2019February 2019June 2018-
Form factorTouchscreen-Touchscreen-
Dimensions (mm)144.30 x 69.10 x 7.90---
Battery capacity (mAh)31004,3803300-
ColoursBlue, Black, Orange, WhiteSpace Silver, Cosmos Black, Martian Green and Astro BlueBlack-
Fast charging-Quick Charge 2.0--
Wireless charging-Yes--
Weight (g)--172.00-
display
Screen size (inches)5.907.306.20-
TouchscreenYesYesYes-
Resolution1080x2280 pixels1536x2152 pixels1080x2160 pixels-
Aspect ratio19:9-18:9-
hardware
Processor1.8GHz octa-coreocta-core1.8GHz octa-core-
Processor makeSamsung Exynos 7885-Snapdragon SDM450-
RAM4GB12GB2GB-
Internal storage64GB512GB32GB-
Expandable storageYes-Yes-
Expandable storage typemicroSD-microSD-
Expandable storage up to (GB)--2000-
camera
Rear camera16-megapixel (f/2.0)16-megapixel (f/F2.2) + 12-megapixel (f/F1.5/F2.4) + 12-megapixel (f/F2.4)13-megapixel (f/2.4)-
Rear autofocusYes-Phase detection autofocus-
Rear flashYes-LED-
Front camera25-megapixel10-megapixel (f/F2.2)5-megapixel-
software
Operating systemAndroid 9.0 PieAndroid PieAndroid 8.1-
SkinOne UI---
connectivity
Wi-FiYesYesYes-
GPSYesYesYes-
BluetoothYes, v 4.20YesYes, v 4.20-
NFCYes-Yes-
USB Type-CYesYes--
Headphones3.5mm-3.5mm-
Number of SIMs2---
Wi-Fi standards supported--802.11 a/b/n/ac-
sim 1
SIM TypeNano-SIM---
GSM/CDMAGSM---
3GYes---
4G/ LTEYes---
sim 2
SIM TypeNano-SIM---
GSM/CDMAGSM---
3GYes---
4G/ LTEYes---
sensors
Face unlockYes---
Fingerprint sensorYes---
Compass/ MagnetometerYes---
Proximity sensorYes---
AccelerometerYes---
Ambient light sensorYes---
GyroscopeYes---
second display
Screen size (inches)-4.60--
Touchscreen-Yes--
Resolution-840x1960 pixels--