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Samsung Galaxy A21 (SM-A215U) vs Samsung Galaxy M12 (SM-M127G/DS 64GB)

Side by side comparison between Samsung Galaxy A21 vs Samsung Galaxy M12 phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy M12 X Samsung Galaxy A21 (SM-A215U) 11Points
6.5"
PLS

720x1600

16
MP

13mp

3GB
RAM

Octa-core

4000
mAh

(Non removable)

vs
09Points Samsung Galaxy M12 (SM-M127G/DS 64GB) Compare Samsung Galaxy A21 X
6.5"
PLS

720x1600

48
MP

8mp

4GB
RAM

Octa-core

6000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A21 (SM-A215U)

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 A21 (SM-A215U)} 11 Advantages Samsung Galaxy A21 (SM-A215U) vs Galaxy M12 (SM-M127G/DS 64GB)} 9 Advantages Samsung Galaxy M12 (SM-M127G/DS 64GB)
+2.3GHz 64bit Octa-core (12nm)1%
More powerful processor, you can open your applications faster
vs2GHz 64bit Octa-core (8nm)
+193 grams (6.76 ounces)15%
Lighter
vs221 grams (7.74 ounces)
+8.1 millimeters (0.32 inches)20%
Thinner
vs9.7 millimeters (0.38 inches)
+f/1.8 (aperture)11%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.0 (aperture)
+(front) 13MP60%
Higher resolution secondary camera to take pictures and selfies
vs(front) 8MP
+Ambient light sensorAdvantage
Sensors help you use the device
vsVirtual ambient light sensor
+CompassAdvantage
Sensors help you use the device
vsNot supported
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+Proximity sensorAdvantage
Sensors help you use the device
vsVirtual proximity sensor
+Active noise cancellationAdvantage
More noise-canceling microphones allow for better quality in calls and audio for recorded videos
vsNot supported
+802.11 a/b/g/n/ac [wifi5]Advantage
WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
vs802.11 b/g/n [wifi4]
3GB LPDDR3vs+4GB LPDDR4X33%
More RAM memory. Typically more responsive and better for multitasking.
32GB (20GB available)vs+64GB (48GB available)140%
More internal storage for applications and files
60Hzvs+90Hz50%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
(quad camera) 16MP + 8MP + 2MP + 2MPvs+(quad camera) 48MP + 5MP + 2MP + 2MP104%
Higher resolution main camera
1/3.06" inchesvs+1/2" inches53%
The larger sensor camera lets you take photos with better depth.
Android 10vs+Android 11Advantage
Android 11 is newer and safer
(4G LTE) 150 Mbpsvs+(4G LTE-A) 300 Mbps100%
Faster for surfing the internet and download files
4000 mAhvs+6000 mAh50%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.

32 Common items in both devices
eMMC 5.1
Until 512GB microSD, microSDXC / Until 1TB microSD, microSDXC
Plastic body, glass front
TFT PLS
16 million
720x1600 pixels
270 PPI
+25 specs and more in the table below

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

Highlight differences Clear highlight

📱 Model features

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
ModelGalaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
Other model namesGalaxy A21 SM-A215U (Sprint, T-Mobile, US Cellular, Verizon)Galaxy M12 SM-M127G/Dual-SIM (4GB RAM)
Country or region availableUSA
USA
India
India
BrandSamsungSamsung
Release date6/26/20203/18/2021, Announced: 2/5/2021
Depth8.1 millimeters (0.32 inches)9.7 millimeters (0.38 inches)
Size (width x height)76.7 x 167.8 millimeters (3.02 x 6.61 in)75.9 x 164 millimeters (2.99 x 6.46 in)
Weight193 grams (6.76 ounces)221 grams (7.74 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported

📲 Display

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
Display typeTFT PLSTFT PLS
Screen size6.5" inches6.5" inches
Screen-to-body ratio~79.3% (screen-to-body ratio)~81.9% (screen-to-body ratio)
Display resolution720x1600 pixels (20:9)720x1600 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)270 PPI270 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh rate60Hz90Hz
Display featuresNot supportedNot supported

🤖 Operating System

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
System versionAndroid 10Android 11
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredOne UI 3.1

⚙️ Processor

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
Chipset64bit: MediaTek Helio P35 (MT6765) (12nm)64bit: Samsung Exynos 850 (8nm)
CPUOcta-core, 2 processors:
4x 2.3GHz ARM Cortex-A53 (Quad-core)
4x 1.8GHz ARM Cortex-A53 (Quad-core)
Octa-core, 1 processor:
8x 2GHz ARM Cortex-A55 (Octa-core)
GPU graphical controllerPowerVR GE8320 MP2 (680MHz)ARM Mali-G52 MP1
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
RAM memory3GB LPDDR34GB LPDDR4X
Internal storage32GB (20GB available)
eMMC 5.1
64GB (48GB available)
eMMC 5.1
External storageUntil 512GB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload150/50 Mbps300/50 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkCDMA 800/1900, GSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkCDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
UMTS 850/900/2100
Primary 4G networkLTE Cat4 (1, 2, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat6 (1, 3, 5, 7, 8)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE

📷 Camera

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
Back camera (main camera)(quad camera)
16 megapixels
8MP ultrawide f/2.21/4.0"1.12µm
2MP macro f/2.4
2MP depth f/2.4
(quad camera)
48 megapixels
5MP ultrawide f/2.2123°
2MP macro f/2.4
2MP depth f/2.4
Main camera resolution4608x3456 pixels8000x6000 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor size1/3.06" inches1/2" inches
Pixel size1µm 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
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
Front camera (secondary)13 megapixels8 megapixels
Front camera resolution4128x3096 pixels3264x2448 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/2.2 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel size1.12µm pixelfeature not registered

🔉 Sound and multimedia

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
LoudspeakerSupportedMono sound (not stereo)
Active noise cancellation2 microphones or moreNot supported
RadioFMFM
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

🔌 Connectivity

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
USBUSB 2.0 Type-C reversible connectorUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedUSB Type-C (reversible)
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCNot supportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Accelerometer
Face unlock
Fingerprint sensor (side-mounted)
Virtual ambient light sensor
Virtual proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity4000 mAh6000 mAh
Charger, watts15W Wired fast charging15W Wired fast charging
Reverse charging by cable
Inductive / wireless chargingNot supportedNot supported
Talk time autonomyfeature not registered58 hours (2.4 days)
Standbyfeature not registeredfeature not registered

➕ Other features

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Black
• One UI 2.0
• Colors: Black, Blue, White

☢️ Radiation rate

Galaxy A21 (SM-A215U)Galaxy M12 (SM-M127G/DS 64GB)
SAR 1.6W/kg (USA, Mexico, etc.)0.6W/kg (head), 1.27W/kg (body)1.19W/kg (head)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
X

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