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Samsung Galaxy A15 5G (SM-A156B/DSN 128GB) vs Xiaomi Redmi Note 12S (128GB)

Side by side comparison between Samsung Galaxy A15 5G vs Xiaomi Redmi Note 12S phones, differences, pros, cons and full specifications. What's the better?

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Compare Xiaomi Redmi Note 12S X Samsung Galaxy A15 5G (SM-A156B/DSN 128GB) 09Points
6.5"
AMOLED

1080x2340

50
MP

13mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
11Points Xiaomi Redmi Note 12S (128GB) Compare Samsung Galaxy A15 5G X
6.43"
AMOLED

1080x2400

108
MP

16mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Xiaomi Redmi Note 12S (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)} 9 Advantages Samsung Galaxy A15 5G (SM-A156B/DSN 128GB) vs Redmi Note 12S (128GB)} 11 Advantages Xiaomi Redmi Note 12S (128GB)
+2.2GHz 64bit Octa-core (6nm)14%
More powerful processor, you can open your applications faster
vs2.05GHz 64bit Octa-core (12nm)
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsAMOLED
+6.5"1%
Larger screen
vs6.43"
+f/1.8 (aperture)6%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/1.9 (aperture)
+Android 14Advantage
Android 14 is newer and safer
vsAndroid 13
+5G Sub6Advantage
The 5G Sub6 network is newer and faster
vs4G LTE-A
+(5G Sub6) 3000 Mbps7 times
Faster for surfing the internet and download files
vs(4G LTE-A) 400 Mbps
+5.3 + A2DP/LEAdvantage
Bluetooth 5.3 + A2DP/LE is newer and faster
vs5.2 + A2DP/LE
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
4GB LPDDR4Xvs+6GB LPDDR4X50%
More RAM memory. Typically more responsive and better for multitasking.
200 grams (7 ounces)vs+176 grams (6.16 ounces)14%
Lighter
8.4 millimeters (0.33 inches)vs+8 millimeters (0.31 inches)5%
Thinner
1080x2340 pixelsvs+1080x2400 pixels3%
Higher resolution screen
396 PPIvs+409 PPI3%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
(triple camera) 50MP + 5MP + 2MPvs+(triple camera) 108MP + 8MP + 2MP107%
Higher resolution main camera
(front) 13MPvs+(front) 16MP25%
Higher resolution secondary camera to take pictures and selfies
Virtual proximity sensorvs+Proximity sensorAdvantage
Sensors help you use the device
25Wvs+33W32%
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.
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.
Mono sound (not stereo)vs+Stereo sound with dual speakersAdvantage
Better sound quality for listening to music or clearer hands-free calls

33 Common items in both devices
128GB (108GB available) / 128GB (101GB available)
UFS 2.2
Until 1TB microSD, microSDXC
Plastic body, glass front
90Hz
16 million
LED flash
+26 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)Redmi Note 12S (128GB)
Change model 
ModelGalaxy A15 5G (SM-A156B/DSN 128GB)Redmi Note 12S (128GB)
Other model namesGalaxy A15 5G SM-A156B/Dual-SIM NFCRedmi Note 12S (K7SR)
Country or region available(Europe)
(Europe)
(Global, International)
(Global, International)
BrandSamsungXiaomi
Release date12/16/2023, Announced: 12/11/20234/26/2023, Announced: 3/6/2023
Depth8.4 millimeters (0.33 inches)8 millimeters (0.31 inches)
Size (width x height)76.8 x 160.1 millimeters (3.02 x 6.3 in)73.87 x 159.87 millimeters (2.91 x 6.29 in)
Weight200 grams (7 ounces)176 grams (6.16 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)Redmi Note 12S (128GB)
Display typeSuper AMOLEDAMOLED
Screen size6.5" inches6.43" inches
Screen-to-body ratio~84.3% (screen-to-body ratio)~84.5% (screen-to-body ratio)
Display resolution1080x2340 pixels (19.5:9)1080x2400 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch 10-points
Pixel density (dot pitch)396 PPI409 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh rate90Hz90Hz
Display features800nits[peak]1000nits[peak]

๐Ÿค– Operating System

Galaxy A15 5G (SM-A156B/DSN 128GB)Redmi Note 12S (128GB)
System versionAndroid 14Android 13
Firmware updatefeature not registeredfeature not registered
User InterfaceOne UI 6.1MIUI 14

โš™๏ธ Processor

Galaxy A15 5G (SM-A156B/DSN 128GB)Redmi Note 12S (128GB)
Chipset64bit: MediaTek Dimensity 6100+ (6nm)64bit: MediaTek Helio G96 (12nm)
CPUOcta-core, 2 processors:
2x 2.2GHz ARM Cortex-A76 (Dual-core)
6x 2GHz ARM Cortex-A55 (Hexa-core)
Octa-core, 2 processors:
2x 2.05GHz ARM Cortex-A76 (Dual-core)
6x 2GHz ARM Cortex-A55 (Hexa-core)
GPU graphical controllerARM Mali-G57 MC2ARM Mali-G57 MC2 (850MHz)
Performance (benchmark)AnTuTu: 306382 (v9), 364885 (v10)
Geekbench: 1747 (v5), 1763 (v6)
AnTuTu: 364204 (v9)

๐Ÿ’ฝ Memory and storage

Galaxy A15 5G (SM-A156B/DSN 128GB)Redmi Note 12S (128GB)
RAM memory4GB LPDDR4X6GB LPDDR4X
Internal storage128GB (108GB available)
UFS 2.2
128GB (101GB available)
UFS 2.2
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)Redmi Note 12S (128GB)
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 Mbps400/150 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 850/900/2100
Primary 4G networkLTE Cat13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat13 (1, 3, 5, 7, 8, 20, 28)
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 850/900/1700/1900/2100UMTS 850/900/2100
Secondary 4G networkLTE Cat13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat13 (1, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
Secondary 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

๐Ÿ“ท Camera

Galaxy A15 5G (SM-A156B/DSN 128GB)Redmi Note 12S (128GB)
Back camera (main camera)(triple camera)
50 megapixels
5MP ultrawide f/2.2
2MP macro f/2.4
(triple camera)
108 megapixels
8MP ultrawide f/2.2118ยฐ1/4"1.12ยตm
2MP macro f/2.4
Main camera resolution8160x6120 pixels12000x9000 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/1.9 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/1.52" inches
Pixel sizefeature not registered0.7ยตm 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 sensorSupportedSupported
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)Redmi Note 12S (128GB)
Front camera (secondary)13 megapixels16 megapixels
Front camera resolution4128x3096 pixels4608x3456 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/2.4 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/3.1" inches
Pixel sizefeature not registeredfeature not registered

๐Ÿ”‰ Sound and multimedia

Galaxy A15 5G (SM-A156B/DSN 128GB)Redmi Note 12S (128GB)
LoudspeakerMono sound (not stereo)Stereo sound with dual speakers
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedNot supported
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)Redmi Note 12S (128GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C reversible connector
Audio output3.5mm jack3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.3 + A2DP/LE5.2 + A2DP/LE
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedNot supported
Infrared portNot supportedSupported

๐Ÿงญ Sensors

Galaxy A15 5G (SM-A156B/DSN 128GB)Redmi Note 12S (128GB)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Virtual proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

๐Ÿ”‹ Battery

Galaxy A15 5G (SM-A156B/DSN 128GB)Redmi Note 12S (128GB)
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity5000 mAh5000 mAh
Charger, watts25W Wired fast charging33W Wired fast charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomy44 hours (1.8 days)feature not registered
Standbyfeature not registeredfeature not registered

โž• Other features

Galaxy A15 5G (SM-A156B/DSN 128GB)Redmi Note 12S (128GB)
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: Onyx Black, Ice Blue, Pearl Green

โ˜ข๏ธ Radiation rate

Galaxy A15 5G (SM-A156B/DSN 128GB)Redmi Note 12S (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)0.796W/kg (head), 1.461W/kg (body)feature not registered
X

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