Samsung Galaxy A40 vs. Samsung Galaxy A20

Phone Comparison, Reviews and Tests

Side by side comparison and review of Samsung Galaxy A40 and Samsung Galaxy A20. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

Samsung Galaxy A40 vs. Samsung Galaxy A20 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A40 Samsung Galaxy A20
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A405FN/DS SM-A205G/DS
Form Factor Touch Touch
Height 144.4 mm 158.4 mm Samsung Galaxy A20 has greater height than Samsung Galaxy A40.
Width 69.2 mm 74.7 mm Samsung Galaxy A20 has greater width than Samsung Galaxy A40.
Depth 7.9 mm 7.8 mm Samsung Galaxy A20 is narrower than Samsung Galaxy A40.
Weight 140 g 169 g Samsung Galaxy A40 is lighter than Samsung Galaxy A40.
Body Colour Blue | Coral | White | Black Red | Coral orange | Black
Waterproof (Water-resistant) - -
SAR Value 1.34 W/kg (body), 0.49 W/kg (head) 0.46 W/kg (body), 0.32 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
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 Samsung Galaxy A20
Display Type OLED display OLED display
Display Technology Super AMOLED Super AMOLED
Screen Size (Display Size) 5.9" 6.4" Samsung Galaxy A20 has larger screen size than Samsung Galaxy A40.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 1560 x 720 pixels Samsung Galaxy A40 has better screen resolution than Samsung Galaxy A20.
Display Format Full HD+ HD+
Pixel Density 439 ppi -
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Enhancement Technology Blue light filter -
Display Features Always-on display, Infinity Display, Edge-to-Edge screen Night mode, Infinity V Display
PROCESSOR Samsung Galaxy A40 Samsung Galaxy A20
Processor Type (CPU) Samsung Exynos -
Processor Number 7904 -
Clock Speed 1.8 GHz 1.6 GHz Samsung Galaxy A40 has higher clock speed than Samsung Galaxy A20.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
MEMORY Samsung Galaxy A40 Samsung Galaxy A20
RAM 4 GB 3 GB Samsung Galaxy A40 has more RAM than Samsung Galaxy A20.
Internal Memory Size (Storage Capacity) 64 GB 32 GB Samsung Galaxy A40 has more internal memory than Samsung Galaxy A20.
User Memory 49.4 GB 21.7 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSDHC, microSDXC - up to 512 GB
CAMERA Samsung Galaxy A40 Samsung Galaxy A20
MAIN CAMERA
Number of Main Cameras 2 2
Sensor Resolution 16 Megapixel 13 Megapixel Samsung Galaxy A40 has better camera resolution than Samsung Galaxy A20.
Lens Type Wide-angle lens Wide-angle lens
Lens Aperture F/1.7 F/1.9 Samsung Galaxy A40 has better lens aperture than Samsung Galaxy A40.
Field of View (FoV) - 76 degree(s)
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 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) AR sticker, Scene Optimiser, 20 different scenes, Smart professional framing, fault detection -
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 5 Megapixel Both phones have the same second camera resolution.
Lens Type (2nd Camera) Ultra wide-angle lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.2 F/2.2 Both phones have the same second camera lens aperture.
Field of View (2nd Camera) 123 degree(s) 123 degree(s) Both phones have the same second camera lens field of view.
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 25 Megapixel 8 Megapixel Samsung Galaxy A40 has better front camera resolution than Samsung Galaxy A20.
Lens Aperture (Front) F/2.0 F/2.0 Both phones have the same front camera lens aperture.
Focus Adjustment Automatic Focus free
Camera Modes (Front) Portrait mode, AR Emoji, Motion Photos Selfie focus
Light Source (Front) Display flash Display flash
Camera Features (Front) Floating camera button -
BATTERY AND CHARGING Samsung Galaxy A40 Samsung Galaxy A20
Battery Capacity (Battery Size) 3100 mAh 4000 mAh Samsung Galaxy A20 has larger battery capacity than Samsung Galaxy A40.
Fast Charging Technology Samsung Fast Charging - Samsung Galaxy A40 has fast charging technology.
Talk Time 1080 minutes 1560 minutes Samsung Galaxy A20 has longer battery life when making calls than Samsung Galaxy A40.
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
Active online usage (3G): up to 12 hrs
Active online usage (LTE): up to 13 hrs
Active online usage (Wi-Fi): up to 13 hrs
Playback (video): up to 21 hrs
Playback (audio): up to 82 hrs
Talk (3G): up to 1560 min
CELLULAR Samsung Galaxy A40 Samsung Galaxy A20
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 -
User Interface Samsung One UI Samsung One UI
Intelligent Assistant Bixby -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy A40 Samsung Galaxy A20
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 850, 900 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 28, Band 38, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+ IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 LE Bluetooth 5.0 LE
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy A40 Samsung Galaxy A20
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID 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 MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements Dolby Atmos sound technology -
FEATURES Samsung Galaxy A40 Samsung Galaxy A20
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 Accelerometer, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor
Security Devices Face recognition, fingerprint reader Face recognition, fingerprint reader
Additional Phone Features Alarm Clock, Fast Charging Fast Charging
OTHERS Samsung Galaxy A40 Samsung Galaxy A20
Included Accessories Power adapter Power adapter
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