Samsung Galaxy A31 vs. Samsung Galaxy A42 5G

Phone Comparison, Reviews and Tests

Detailed comparison and review of Samsung Galaxy A31 and Samsung Galaxy A42 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 A31 vs. Samsung Galaxy A42 5G Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A31 Samsung Galaxy A42 5G
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A315G/DS SM-A426B/DS
Form Factor Touch Touch
Height 159.3 mm 164.4 mm Samsung Galaxy A42 5G has greater height than Samsung Galaxy A31.
Width 73.1 mm 75.9 mm Samsung Galaxy A42 5G has greater width than Samsung Galaxy A31.
Depth 8.6 mm 8.6 mm Both phones are the same depth.
Weight 185 g 193 g Samsung Galaxy A31 is lighter than Samsung Galaxy A31.
Body Colour Prism crush black Prism dot black | Prism dot white | Prism dot grey
Waterproof (Water-resistant) - -
SAR Value 1.68 W/kg (body), 0.488 W/kg (head) 1.334 W/kg (body), 1.154 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
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 A31 Samsung Galaxy A42 5G
Display Type OLED display OLED display
Display Technology Super AMOLED Super AMOLED
Screen Size (Display Size) 6.4" 6.6" Samsung Galaxy A42 5G has larger screen size than Samsung Galaxy A31.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 1600 x 720 pixels Samsung Galaxy A31 has better screen resolution than Samsung Galaxy A42 5G.
Display Format Full HD+ HD+
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Features Night mode, Edge-to-Edge screen, Infinity U Display Night mode, Edge-to-Edge screen, Infinity U Display
PROCESSOR Samsung Galaxy A31 Samsung Galaxy A42 5G
Clock Speed 2 GHz 2.2 GHz Samsung Galaxy A42 5G has higher clock speed than Samsung Galaxy A31.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
MEMORY Samsung Galaxy A31 Samsung Galaxy A42 5G
RAM 4 GB 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 64 GB 128 GB Samsung Galaxy A42 5G has more internal memory than Samsung Galaxy A31.
User Memory 46.2 GB 106 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Samsung Galaxy A31 Samsung Galaxy A42 5G
MAIN CAMERA
Number of Main Cameras 4 4
Sensor Resolution 48 Megapixel 48 Megapixel Both phones have the same camera resolution.
Lens Aperture F/2.0 F/1.8 Samsung Galaxy A42 5G has better lens aperture than Samsung Galaxy A31.
Field of View (FoV) 80 degree(s) -
Focus Adjustment Automatic Automatic
Digital Zoom 8x 10x Samsung Galaxy A42 5G has better digital zoom than Samsung Galaxy A31.
Special Effects - Bokeh effect
Camera Modes Depth bokeh Live Focus mode
Light Source LED flash Flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps 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
Camera Features (Functions) Live Focus -
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 8 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.
Minimum Focal Length (2nd Camera) 40 mm -
Camera Functions (2nd Camera) Macro camera -
THIRD CAMERA
Sensor Resolution (3rd Camera) 5 Megapixel 5 Megapixel Both phones have the same third camera resolution.
Lens Aperture (3rd Camera) F/2.4 F/2.4 Both phones have the same lens aperture of the third camera.
Camera Functions (3rd Camera) Depth camera Macro camera
FOURTH CAMERA
Sensor Resolution (4th Camera) 5 Megapixel 5 Megapixel Both phones have the same resolution of the fourth camera.
Lens Aperture (4th Camera) F/2.4 F/2.4 Both phones have the same lens aperture of the fourth camera.
Camera Functions (4th Camera) Depth camera Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 20 Megapixel 20 Megapixel Both phones have the same front camera resolution.
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
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 A31 Samsung Galaxy A42 5G
Battery Capacity (Battery Size) 5000 mAh 5000 mAh Both phones have the same battery capacity.
Fast Charging Technology - Adaptive Fast Charging Samsung Galaxy A42 5G has fast charging technology.
Talk Time 1980 minutes 2160 minutes Samsung Galaxy A42 5G has longer battery life when making calls than Samsung Galaxy A31.
Run Time Details Active online usage (LTE): up to 20 hrs
Active online usage (Wi-Fi): up to 20 hrs
Playback (video): up to 22 hrs
Playback (audio): up to 97 hrs
Talk (LTE): up to 1980 min
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
CELLULAR Samsung Galaxy A31 Samsung Galaxy A42 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Samsung Galaxy A42 5G has more advanced generation mobile network.
Operating System Android 10 Google Android
User Interface One UI One UI
Payment Technology Samsung Pay -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy A31 Samsung Galaxy A42 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE 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 13, Band 17, Band 20, Band 28, Band 38, Band 40, Band 41, Band 66 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
4G LTE Frequency 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 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
5G NR Band - N1, n3, n5, n7, n8, n28, n41, 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
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.
Messaging Services SMS, MMS -
MEDIA Samsung Galaxy A31 Samsung Galaxy A42 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, 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
FEATURES Samsung Galaxy A31 Samsung Galaxy A42 5G
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, geomagnetic sensor, light sensor
Security Devices Fingerprint reader (under display) Fingerprint reader
Additional Phone Features Samsung KNOX, Game Booster, Samsung Smart Switch, Virtual Proximity Sensing Samsung KNOX, Game Booster
OTHERS Samsung Galaxy A31 Samsung Galaxy A42 5G
Included Accessories Power adapter Power adapter
Other projects: