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Samsung Galaxy M42 (SM-M426B/DS 128GB/6GB) vs Samsung Galaxy M21s (SM-F415F/DS)

Side by side comparison between Samsung Galaxy M42 vs Samsung Galaxy M21s phones, differences, pros, cons with full specifications. What's the better?

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Compare Samsung Galaxy M21s XSamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)09Points
Samsung Galaxy M42 (SM-M426B/DS 128GB/6GB)
6.6"
AMOLED

720x1600

48
MP

20mp

6GB
RAM

64bit Octa

5000
mAh

(Non removable)

vs
09PointsSamsung Galaxy M21s (SM-F415F/DS)Compare Samsung Galaxy M42 X
Samsung Galaxy M21s (SM-F415F/DS)
6.4"
AMOLED

1080x2340

64
MP

32mp

4GB
RAM

64bit Octa

6000
mAh

(Non removable)

What's the better phone? Samsung Galaxy M42 (SM-M426B/DS 128GB/6GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

Galaxy M42 (SM-M426B/DS 128GB/6GB)9 Advantages Samsung Galaxy M42 (SM-M426B/DS 128GB/6GB)vsGalaxy M21s (SM-F415F/DS)9 Advantages Samsung Galaxy M21s (SM-F415F/DS)
+2.2Ghz 64bit Octa-Core16%
More powerful processor, you can open your applications faster
vs2.3Ghz 64bit Octa-Core
+6GB LPDDR4X50%
More RAM memory. Typically more responsive and better for multitasking.
vs4GB LPDDR4X
+128GB (103GB available)110%
More internal storage for applications and files
vs64GB (49GB available)
+8.6 millimeters (0.34 inches)3%
Thinner
vs8.9 millimeters (0.35 inches)
+6.6"3%
Larger screen
vs6.4"
+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
vs(front) Full HD (1920x1080)
+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
vs4G+ LTE-A
+(5G SA/NSA) 2000 Mbps6 times
Faster for surfing the internet and download files
vs(4G+ LTE-A) 300 Mbps
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
193 grams (6.76 ounces)vs+191 grams (6.69 ounces)1%
Lighter
720x1600 pixelsvs+1080x2340 pixels119%
Higher resolution screen
266 PPIvs+403 PPI52%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
(quad camera) 48MP + 8MP + 5MP + 5MPvs+(triple camera) 64MP + 8MP + 5MP17%
Higher resolution main camera
1/2" inchesvs+1/1.72" inches16%
The larger sensor camera lets you take photos with better depth.
(front) 20MPvs+(front) 32MP61%
Higher resolution secondary camera to take pictures and selfies
5000 mAhvs+6000 mAh20%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
2 slots (Dual-SIM)
(hybrid slot/shares the same microSD slot)
vs+2 slots (Dual-SIM)
(dedicated slot)Advantage
More SIM card slots. You can choose more carriers.
Not supportedvs+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys

35 Common items in both devices
UFS 2.1
Until 1TB microSD, microSDXC / Until 512GB microSD, microSDXC
Plastic body, glass front
Super AMOLED
60Hz
16 million
LED flash
+28 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differencesClear highlight
Physical featuresSamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
ModelGalaxy M42 (SM-M426B/DS 128GB/6GB)Galaxy M21s (SM-F415F/DS)
Other model namesGalaxy M42 5G SM-M426B/Dual-SIM (6GB RAM)Galaxy M21s SM-F415F/Dual-Sim (4GB RAM)
Country or region availableIndia
India
(Latin America)Brazil
(Latin America), Brazil
BrandSamsungSamsung
Release dateApril, 2021November, 2020
Depth8.6 millimeters (0.34 inches)8.9 millimeters (0.35 inches)
Size (width x height)75.9 x 164.4 millimeters (2.99 x 6.47 in)75.1 x 159.2 millimeters (2.96 x 6.27 in)
Weight193 grams (6.76 ounces)191 grams (6.69 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported
System (OS)Samsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
Operating systemAndroid 11Android 10
Firmware updatefeature not registeredAndroid 11
HardwareSamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
Chipset64bit - Qualcomm Snapdragon 750G SM7225 (8nm)64bit - Samsung Exynos 9 Octa 9611 (10nm)
CPU processorOcta-Core, 2 processors:
2.2Ghz Dual-Core Kryo 570
1.8Ghz Hexa-Core Kryo 570
Octa-Core, 2 processors:
2.3Ghz Quad-Core ARM Cortex-A73
1.7Ghz Quad-Core ARM Cortex-A53
GPU graphical controllerQualcomm Adreno 619ARM Mali-G72 MP3
RAM memory6GB LPDDR4X4GB LPDDR4X
Internal storage128GB (103GB available)
UFS 2.1
64GB (49GB available)
UFS 2.1
External storageUntil 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)
Until 512GB microSD, microSDXC
(dedicated slot)
DisplaySamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
Display typeSuper AMOLEDSuper AMOLED
Screen size6.6" inches6.4" inches
Screen-to-body ratio~84.3% (screen-to-body ratio)~84.1% (screen-to-body ratio)
Display resolution720x1600 pixels (20:9)1080x2340 pixels (19.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)266 PPI403 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 3
Display features60Hz60Hz, 420 nits
Mobile networksSamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
Dual-SIMDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload2000/1024 Mbps300/50 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat12 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkSA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 78)Not supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkUMTS 850/900/1700/1900/2100Not supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+GPRS, EDGE
CallingSamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
CameraSamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
Back camera (main camera)(quad camera)
48 megapixels
8MP ultrawidef/2.2123º
5MP macrof/2.4
5MP depthf/2.4
(triple camera)
64 megapixels
8MP ultrawidef/2.2123º12mm1/4"1.12µm
5MP depthf/2.2
Main camera resolution8000x6000 pixels10120x6328 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/1.8 (aperture)
Focal lengthfeature not registered26mm lens
Sensor size1/2" inches1/1.72" inches
Pixel size0.8µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
2ª cameraSamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
Front camera (secondary)20 megapixels32 megapixels
Front camera resolution5184x3840 pixels6528x4896 pixels
Video recording (secondary)4K UHD (3840x2160)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.0 (aperture)
Focal lengthfeature not registered26mm lens
Sensor sizefeature not registered1/2.8" inches
Pixel sizefeature not registered0.8µm pixel
MultimediaSamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
RadioFMFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivitySamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C reversible connector
TV outputUSB Type-C (reversible)Not supported
Audio output3.5mm jack3.5mm jack
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNANot supportedNot supported
NFCSupportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supportedNot supported
Other functionsSamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (under display)
Accelerometer
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (rear-mounted)
Other features- Colors: Prism Dot Black, Gray
- One UI 3.1
- Infinity-U display
- Samsung Pay
- WiFi direct, hotspot
- Colors: Black, Blue
- One UI 2.5, 3.1
- Stereo sound not supported
- DeX not supported
- WiFi direct, hotspot
Power supplySamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
BatteryLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity5000 mAh6000 mAh
Charger, watts15W Fast battery charging15W Fast battery charging
Talk time autonomy2160 minutes | 36 hours | 1.5 days2880 minutes | 48 hours | 2 days
Standbyfeature not registeredfeature not registered
Radiation rateSamsung Galaxy M42 (SM-M426B/DS 128GB/6GB)Samsung Galaxy M21s (SM-F415F/DS)
SAR 1.6W/kg (USA, Mexico, etc.)0.689W/kg (head)0.383W/kg (head)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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