Samsung Galaxy A42 5G vs. Samsung Galaxy S21 FE 5G

Phone Comparison, Reviews and Tests

Detailed comparison and review of Samsung Galaxy A42 5G and Samsung Galaxy S21 FE 5G. 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 A42 5G vs. Samsung Galaxy S21 FE 5G Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A42 5G Samsung Galaxy S21 FE 5G
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A426B/DS SM-G990B/DS
Form Factor Touch Touch
Height 164.4 mm 155.7 mm Samsung Galaxy A42 5G has greater height than Samsung Galaxy S21 FE 5G.
Width 75.9 mm 74.5 mm Samsung Galaxy A42 5G has greater width than Samsung Galaxy S21 FE 5G.
Depth 8.6 mm 7.9 mm Samsung Galaxy S21 FE 5G is narrower than Samsung Galaxy A42 5G.
Weight 193 g 177 g Samsung Galaxy S21 FE 5G is lighter than Samsung Galaxy A42 5G.
Body Colour Prism dot black | Prism dot white | Prism dot grey Olive | Graphite | White | Lavender
Protection - Dustproof, splashproof, water-resistant
Waterproof (Water-resistant) - -
IP rating - IP68
SAR Value 1.334 W/kg (body), 1.154 W/kg (head) 1.48 W/kg (body), 0.952 W/kg (head), 2.91 W/kg (limb)
Connector Type USB Type-C - 24 pin USB-C
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 A42 5G Samsung Galaxy S21 FE 5G
Display Type OLED display OLED display
Display Technology Super AMOLED Infinity-O Dynamic AMOLED 2X
Screen Size (Display Size) 6.6" 6.4" Samsung Galaxy A42 5G has larger screen size than Samsung Galaxy S21 FE 5G.
Screen Resolution (Display Resolution) 1600 x 720 pixels 2340 x 1080 pixels Samsung Galaxy S21 FE 5G has better screen resolution than Samsung Galaxy A42 5G.
Display Format HD+ Full HD+
Pixel Density - 401 ppi
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
HDR Technology - HDR10+
Display Enhancement Technology - Eye Comfort Shield
Display Refresh Rate - 120 Hz
Display Features Night mode, Edge-to-Edge screen, Infinity U Display AOD(Always On Display), Infinity O display, Video Wallpaper
Display Protection (Screen Protector) - Corning Gorilla Glass Victus (scratch resistant glass)
PROCESSOR Samsung Galaxy A42 5G Samsung Galaxy S21 FE 5G
Clock Speed 2.2 GHz 2.84 GHz Samsung Galaxy S21 FE 5G has higher clock speed than Samsung Galaxy A42 5G.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
MEMORY Samsung Galaxy A42 5G Samsung Galaxy S21 FE 5G
RAM 4 GB 6 GB Samsung Galaxy S21 FE 5G has more RAM than Samsung Galaxy A42 5G.
Internal Memory Size (Storage Capacity) 128 GB 128 GB Both phones have the same internal memory capacity.
User Memory 106 GB 101.1 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSD, microSDXC - up to 1 TB -
CAMERA Samsung Galaxy A42 5G Samsung Galaxy S21 FE 5G
MAIN CAMERA
Number of Main Cameras 4 3
Sensor Resolution 48 Megapixel 12 Megapixel Samsung Galaxy A42 5G has better camera resolution than Samsung Galaxy S21 FE 5G.
Sensor Size - 1/1.76"
Lens Type - Wide-angle lens
Lens Aperture F/1.8 F/1.8 Both phones have the same camera lens aperture.
Field of View (FoV) - 79 degree(s)
Pixel Size - 1.8 μm
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) Samsung Galaxy S21 FE 5G has optical stabilisation.
Focus Adjustment Automatic Automatic
Optical Zoom - 3x
Digital Zoom 10x 30x Samsung Galaxy S21 FE 5G has better digital zoom than Samsung Galaxy A42 5G.
Special Effects Bokeh effect Face retouch, Grid Line
HDR Mode - Auto HDR mode
Camera Modes Live Focus mode Night mode, portrait mode
Light Source Flash LED flash
Video Resolutions Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 480 fps Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1280 x 720 (720p) at 960 fps
Camera Features (Functions) - Dual recording
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 12 Megapixel Samsung Galaxy S21 FE 5G has better second camera resolution than Samsung Galaxy A42 5G.
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.
Pixel Size (2nd Camera) - 1.12 μm
THIRD CAMERA
Sensor Resolution (3rd Camera) 5 Megapixel 8 Megapixel Samsung Galaxy S21 FE 5G has higher resolution third camera than Samsung Galaxy A42 5G.
Lens Type (3rd Camera) - Telephoto lens
Lens Aperture (3rd Camera) F/2.4 F/2.4 Both phones have the same lens aperture of the third camera.
Field of View (3rd Camera) - 32 degree(s)
Pixel Size (3rd Camera) - 1 μm
Camera Functions (3rd Camera) Macro camera -
Camera Features (3rd Camera) - Space Zoom x30
FOURTH CAMERA
Sensor Resolution (4th Camera) 5 Megapixel -
Lens Aperture (4th Camera) F/2.4 -
Camera Functions (4th Camera) Depth camera -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 20 Megapixel 32 Megapixel Samsung Galaxy S21 FE 5G has better front camera resolution than Samsung Galaxy A42 5G.
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
Field of View (Front) - 81 degree(s)
Pixel Size (Front) - 0.8 μm
Focus Adjustment Focus free Focus free
Camera Modes (Front) Live Focus mode -
Video Resolutions (Front) 3840 x 2160 (4K) at 30 fps -
BATTERY AND CHARGING Samsung Galaxy A42 5G Samsung Galaxy S21 FE 5G
Battery Capacity (Battery Size) 5000 mAh 4500 mAh Samsung Galaxy A42 5G has larger battery capacity than Samsung Galaxy S21 FE 5G.
Fast Charging Technology Adaptive Fast Charging Samsung Fast Charging Both phones have fast charging technology.
Wireless Charging - Yes Samsung Galaxy S21 FE 5G can be charged wirelessly.
Wireless Charging Standards - Wireless PowerShare
Talk Time 2160 minutes 2220 minutes Samsung Galaxy S21 FE 5G has longer battery life when making calls than Samsung Galaxy A42 5G.
Run Time Details Active online usage (LTE): up to 21 hrs
Active online usage (Wi-Fi): up to 22 hrs
Playback (audio): up to 130 hrs
Talk (4G): up to 2160 min
Playback (video): up to 34 hrs
Talk (LTE): up to 2220 min
Active online usage (LTE): up to 13 hrs
Active online usage (Wi-Fi): up to 13 hrs
Playback (video): up to 16 hrs
Playback (audio): up to 79 hrs
CELLULAR Samsung Galaxy A42 5G Samsung Galaxy S21 FE 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 5G Both phones have the same mobile network generation.
Operating System Google Android Android 12
User Interface One UI -
Intelligent Assistant - Bixby
Payment Technology - Samsung Pay
Navigation GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Samsung Galaxy A42 5G Samsung Galaxy S21 FE 5G
Data Transmission FDD-LTE, TDD-LTE, 5G NR FR1 FDD-LTE, TDD-LTE, 5G NR FR1
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 4, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 28, Band 38, Band 40, Band 41 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 26, Band 28, Band 32, Band 38, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 DD, FDD 700 APT, 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 700b, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band N1, n3, n5, n7, n8, n28, n41, n78, n40 N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n78, n40
5G NR Frequency FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 700APT, TDD TD 2500, TDD TD 3500, TDD 2300 FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3500, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
MEDIA Samsung Galaxy A42 5G Samsung Galaxy S21 FE 5G
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID WAV, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID
Supported Digital Video Standards MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 MKV, FLV, AVI, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements - Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound
FEATURES Samsung Galaxy A42 5G Samsung Galaxy S21 FE 5G
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, proximity sensor, gyro sensor, geomagnetic sensor, light sensor Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor, light sensor
Security Devices Fingerprint reader Fingerprint reader
Additional Phone Features Samsung KNOX, Game Booster MIMO technology, Fast Charging, Samsung KNOX, Samsung DeX support, Samsung Smart Switch, Game mode
OTHERS Samsung Galaxy A42 5G Samsung Galaxy S21 FE 5G
Included Accessories Power adapter SIM card removal tool, USB-C cable
Compliant Standards - IP68
Max Depth of Water Resistance - 1.5 m
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