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Samsung Galaxy A15 5G (SM-A156B/DSN 128GB) vs Samsung Galaxy M12 (SM-M127F/DSN 64GB)

Side by side comparison between Samsung Galaxy A15 5G 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 A15 5G (SM-A156B/DSN 128GB) 21Points
6.5"
AMOLED

1080x2340

50
MP

13mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
03Points Samsung Galaxy M12 (SM-M127F/DSN 64GB) Compare Samsung Galaxy A15 5G X
6.5"
PLS

720x1600

48
MP

8mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A15 5G (SM-A156B/DSN 128GB)

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 A15 5G (SM-A156B/DSN 128GB)} 21 Advantages Samsung Galaxy A15 5G (SM-A156B/DSN 128GB) vs Galaxy M12 (SM-M127F/DSN 64GB)} 3 Advantages Samsung Galaxy M12 (SM-M127F/DSN 64GB)
+2.2GHz 64bit Octa-core (6nm)25%
More powerful processor, you can open your applications faster
vs2GHz 64bit Octa-core (8nm)
+128GB (108GB available)125%
More internal storage for applications and files
vs64GB (48GB available)
+UFS 2.2Advantage
Fastest write and read storage.
vseMMC 5.1
+200 grams (7 ounces)7%
Lighter
vs214 grams (7.49 ounces)
+8.4 millimeters (0.33 inches)15%
Thinner
vs9.7 millimeters (0.38 inches)
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsTFT PLS
+1080x2340 pixels119%
Higher resolution screen
vs720x1600 pixels
+396 PPI47%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs270 PPI
+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
vsNot supported
+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
+Android 15Advantage
Android 15 is newer and safer
vsAndroid 11
+5G Sub6Advantage
The 5G Sub6 network is newer and faster
vs4G LTE-A
+(5G Sub6) 3000 Mbps9 times
Faster for surfing the internet and download files
vs(4G LTE-A) 300 Mbps
+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
+25W67%
More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
vs15W
+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]
+5.3 + A2DP/LEAdvantage
Bluetooth 5.3 + A2DP/LE is newer and faster
vs5.0 + A2DP/LE
(triple camera) 50MP + 5MP + 2MPvs+(quad camera) 48MP + 5MP + 2MP + 2MP1%
Higher resolution main camera
2 slots (Dual-SIM)
(hybrid slot/shares the same microSD slot)
vs+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general

30 Common items in both devices
4GB LPDDR4X
Until 1TB microSD, microSDXC
Plastic body, glass front
90Hz
16 million
6.5"
LED flash
+23 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

๐Ÿ“ฑ Model features

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
Change model 
ModelGalaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
Other model namesGalaxy A15 5G SM-A156B/Dual-SIM NFCGalaxy M12 SM-M127F/Dual-SIM NFC
Country or region available(Europe)
(Europe)
(Europe)Russia
(Europe), Russia
BrandSamsungSamsung
Release date12/16/2023, Announced: 12/11/20234/30/2021, Announced: 4/19/2021
Depth8.4 millimeters (0.33 inches)9.7 millimeters (0.38 inches)
Size (width x height)76.8 x 160.1 millimeters (3.02 x 6.3 in)75.9 x 164 millimeters (2.99 x 6.46 in)
Weight200 grams (7 ounces)214 grams (7.49 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported

๐Ÿ“ฒ Display

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
Display typeSuper AMOLEDTFT PLS
Screen size6.5" inches6.5" inches
Screen-to-body ratio~84.3% (screen-to-body ratio)~81.9% (screen-to-body ratio)
Display resolution1080x2340 pixels (19.5:9)720x1600 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)396 PPI270 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh rate90Hz90Hz
Display features800nits[peak]Not supported

๐Ÿค– Operating System

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
System versionAndroid 14Android 11
Firmware updateAndroid 15feature not registered
User InterfaceOne UI 6.1 / 7.0One UI Core 3.1

โš™๏ธ Processor

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
Chipset64bit: MediaTek Dimensity 6100+ (6nm)64bit: Samsung Exynos 850 (8nm)
CPUOcta-core, 2 processors:
2x 2.2GHz ARM Cortex-A76 (Dual-core)
6x 2GHz ARM Cortex-A55 (Hexa-core)
Octa-core, 1 processor:
8x 2GHz ARM Cortex-A55 (Octa-core)
GPU graphical controllerARM Mali-G57 MC2ARM Mali-G52 MP1
Performance (benchmark)AnTuTu: 306382 (v9), 364885 (v10)
Geekbench: 1747 (v5), 1763 (v6)
feature not registered

๐Ÿ’ฝ Memory and storage

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
RAM memory4GB LPDDR4X4GB LPDDR4X
Internal storage128GB (108GB available)
UFS 2.2
64GB (48GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)
Until 1TB microSD, microSDXC
(dedicated slot)

๐Ÿ“ถ Mobile networks

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
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 / Upload3000/1024 Mbps300/50 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G
Frequency, bands Expand band details Collapse 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 Cat13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkSA/NSA/Sub6 (1, 3, 7, 8, 20, 28, 38, 40, 41, 77, 78)Not supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6GPRS, 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 networkLTE Cat13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Not supported
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6GPRS, EDGE

๐Ÿ“ท Camera

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
Back camera (main camera)(triple camera)
50 megapixels
5MP ultrawide f/2.2
2MP macro f/2.4
(quad camera)
48 megapixels
5MP ultrawide f/2.2123ยฐ
2MP macro f/2.4
2MP depth f/2.4
Main camera resolution8160x6120 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 sizefeature not registered1/2" inches
Pixel sizefeature not registered0.8ยตm pixel
AutofocusAutofocusPDAF: 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 sensorSupportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
Camera extras1080p@30fps
720p@120fps (slow motion)
feature not registered

๐Ÿ“ธ Front camera

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 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 sizefeature not registeredfeature not registered

๐Ÿ”‰ Sound and multimedia

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
LoudspeakerMono sound (not stereo)Mono sound (not stereo)
Active noise cancellation2 microphonesNot supported
RadioNot supportedFM
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

๐Ÿ”Œ Connectivity

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputUSB Type-C (reversible)USB Type-C (reversible)
Bluetooth5.3 + 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, GLONASS, GALILEO, BeiDou, QZSSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedSupported
Infrared portNot supportedNot supported

๐Ÿงญ Sensors

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Virtual proximity sensor
Accelerometer
Face unlock
Fingerprint sensor (side-mounted)
Virtual ambient light sensor
Virtual proximity sensor
Vibrating alertSupportedSupported

๐Ÿ”‹ Battery

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity5000 mAh5000 mAh
Charger, watts25W Wired fast charging15W Wired fast charging
Reverse charging by cable
Inductive / wireless chargingNot supportedNot supported
Talk time autonomy44 hours (1.8 days)49 hours (2 days)
Standbyfeature not registeredfeature not registered

โž• Other features

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 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
Miscellaneousโ€ข Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellowโ€ข Colors: Black, Blue, Green

โ˜ข๏ธ Radiation rate

Galaxy A15 5G (SM-A156B/DSN 128GB)Galaxy M12 (SM-M127F/DSN 64GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.799W/kg (head), 0.629W/kg (body)
SAR 2W/kg (Europe, UK, etc.)0.796W/kg (head), 1.461W/kg (body)0.539W/kg (head), 1.388W/kg (body)
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