Samsung Galaxy A40 vs. LG K20

Phone Comparison, Reviews and Tests

Detailed comparison and review of Samsung Galaxy A40 and LG K20. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.

Phone Specifications Comparison

Samsung Galaxy A40 vs. LG K20 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A40 LG K20
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A405FN/DS LMX120EMW
Form Factor Touch Touch
Height 144.4 mm 148.6 mm LG K20 has greater height than Samsung Galaxy A40.
Width 69.2 mm 71.9 mm LG K20 has greater width than Samsung Galaxy A40.
Depth 7.9 mm 8.3 mm Samsung Galaxy A40 is narrower than Samsung Galaxy A40.
Weight 140 g 153 g Samsung Galaxy A40 is lighter than Samsung Galaxy A40.
Body Colour Blue | Coral | White | Black New Aurora Black
Waterproof (Water-resistant) - -
SAR Value 1.34 W/kg (body), 0.49 W/kg (head) 1.343 W/kg (body), 0.717 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
Headset jack - mini-phone 3.5mm
Micro-USB
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Samsung Galaxy A40 LG K20
Display Type OLED display LCD display
Display Technology Super AMOLED -
Screen Size (Display Size) 5.9" 5.45" Samsung Galaxy A40 has larger screen size than LG K20.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 960 x 480 pixels Samsung Galaxy A40 has better screen resolution than LG K20.
Display Format Full HD+ -
Pixel Density 439 ppi 197 ppi Samsung Galaxy A40 has better pixel density than LG K20.
Aspect Ratio - 18:9
Colour Depth 16.7 million colours -
Display Enhancement Technology Blue light filter -
Display Features Always-on display, Infinity Display, Edge-to-Edge screen FullVision display
PROCESSOR Samsung Galaxy A40 LG K20
Processor Type (CPU) Samsung Exynos -
Processor Number 7904 -
Clock Speed 1.8 GHz 1.5 GHz Samsung Galaxy A40 has higher clock speed than LG K20.
Processor Core Qty 8-core Quad-core Samsung Galaxy A40 has higher processor core quantity than LG K20.
MEMORY Samsung Galaxy A40 LG K20
RAM 4 GB 1 GB Samsung Galaxy A40 has more RAM than LG K20.
Internal Memory Size (Storage Capacity) 64 GB 16 GB Samsung Galaxy A40 has more internal memory than LG K20.
User Memory 49.4 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSDHC - up to 32 GB
CAMERA Samsung Galaxy A40 LG K20
MAIN CAMERA
Number of Main Cameras 2 1
Sensor Resolution 16 Megapixel 8 Megapixel Samsung Galaxy A40 has better camera resolution than LG K20.
Lens Type Wide-angle lens -
Lens Aperture F/1.7 F/2.2 Samsung Galaxy A40 has better lens aperture than Samsung Galaxy A40.
Focus Adjustment Automatic Automatic
Camera Modes Panorama, Pro mode, HYPERLAPSE, portrait mode, AR Emoji, Flowers, Animals, Landscapes, Trees, Sky, Mountains, Beaches, Street scenes, Waterfalls, Snow, Birds, Text, Food, Indoor, Night view, Sunsets, Portaits, Green, Sunrises, Shore -
Light Source LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps -
Camera Features (Functions) AR sticker, Scene Optimiser, 20 different scenes, Smart professional framing, fault detection Touch & Shoot
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel -
Lens Type (2nd Camera) Ultra wide-angle lens -
Lens Aperture (2nd Camera) F/2.2 -
Field of View (2nd Camera) 123 degree(s) -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 25 Megapixel 5 Megapixel Samsung Galaxy A40 has better front camera resolution than LG K20.
Lens Aperture (Front) F/2.0 -
Focus Adjustment Automatic -
Camera Modes (Front) Portrait mode, AR Emoji, Motion Photos Gesture Shot, Gesture Interval Shot, Auto Shot
Light Source (Front) Display flash LED flash
Camera Features (Front) Floating camera button -
BATTERY AND CHARGING Samsung Galaxy A40 LG K20
Battery Capacity (Battery Size) 3100 mAh 3000 mAh Samsung Galaxy A40 has larger battery capacity than LG K20.
Fast Charging Technology Samsung Fast Charging - Samsung Galaxy A40 has fast charging technology.
Talk Time 1080 minutes -
Run Time Details Active online usage (3G): up to 9 hrs
Active online usage (4G): up to 11 hrs
Active online usage (Wi-Fi): up to 11 hrs
Playback (video): up to 14 hrs
Playback (audio): up to 62 hrs
Talk (3G): up to 1080 min
-
CELLULAR Samsung Galaxy A40 LG K20
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 9.0 Pie Android 9.0 Pie (Go edition)
User Interface Samsung One UI -
Intelligent Assistant Bixby Google Assistant
Navigation GPS, GLONASS, BeiDou, Galileo GPS
COMMUNICATIONS Samsung Galaxy A40 LG K20
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM -
3G UMTS Band Band 1, Band 2, Band 5, Band 8 -
3G UMTS Frequency 2100, 1900, 850, 900 -
4G LTE Band Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41 -
4G LTE Frequency FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500 -
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+ IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 LE Bluetooth 4.2
NFC Yes - Samsung Galaxy A40 has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy A40 LG K20
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID -
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 -
Sound Enhancements Dolby Atmos sound technology -
FEATURES Samsung Galaxy A40 LG K20
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor Ambient light sensor, proximity sensor
Security Devices Face recognition, fingerprint reader -
Additional Phone Features Alarm Clock, Fast Charging KnockON, notification LED, Google Assistant Key
OTHERS Samsung Galaxy A40 LG K20
Included Accessories Power adapter Power adapter
Compliant Standards - MIL-STD 810G
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