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?
,
6.5"
AMOLED
AMOLED
1080x2340
50
MP
MP
13mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
6.5"
PLS
PLS
720x1600
48
MP
MP
8mp
4GB
RAM
RAM
Octa-core
5000
mAh
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!
21 Advantages 
3 Advantages | 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📱 Model features | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| Change model | ||
| Model | Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) |
| Other model names | Galaxy A15 5G SM-A156B/Dual-SIM NFC | Galaxy M12 SM-M127F/Dual-SIM NFC |
| Country or region available |  (Europe) |  (Europe), Russia |
| Brand | Samsung | Samsung |
| Release date | 12/16/2023, Announced: 12/11/2023 | 4/30/2021, Announced: 4/19/2021 |
| Depth | 8.4 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) |
| Weight | 200 grams (7 ounces) | 214 grams (7.49 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| Display type | Super AMOLED | TFT PLS |
| Screen size | 6.5" inches | 6.5" inches |
| Screen-to-body ratio | ~84.3% (screen-to-body ratio) | ~81.9% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 720x1600 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 396 PPI | 270 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 90Hz | 90Hz |
| Display features | 800nits[peak] | Not supported |
🤖 Operating System | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| System version | Android 14 | Android 11 |
| Firmware update | Android 15 | feature not registered |
| User Interface | One UI 6.1 / 7.0 | One UI Core 3.1 |
⚙️ Processor | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| Chipset | 64bit: MediaTek Dimensity 6100+ (6nm) | 64bit: Samsung Exynos 850 (8nm) |
| CPU | Octa-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 controller | ARM Mali-G57 MC2 | ARM Mali-G52 MP1 |
| Performance (benchmark) | AnTuTu: 306382 (v9), 364885 (v10) Geekbench: 1747 (v5), 1763 (v6) | feature not registered |
💽 Memory and storage | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| RAM memory | 4GB LPDDR4X | 4GB LPDDR4X |
| Internal storage | 128GB (108GB available) UFS 2.2 | 64GB (48GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| Dual-SIM | Dual-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 card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3000/1024 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE 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 network | SA/NSA/Sub6 (1, 3, 7, 8, 20, 28, 38, 40, 41, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE |
📷 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/2.2123° 2MP macro f/2.4 2MP depth f/2.4 |
| Main camera resolution | 8160x6120 pixels | 8000x6000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/2" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | 1080p@30fps 720p@120fps (slow motion) | feature not registered |
📸 Front camera | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| Front camera (secondary) | 13 megapixels | 8 megapixels |
| Front camera resolution | 4128x3096 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| Loudspeaker | Mono sound (not stereo) | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones | Not supported |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.3 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| Sensors | Accelerometer 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 alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5000 mAh | 5000 mAh |
| Charger, watts | 25W Wired fast charging | 15W Wired fast charging Reverse charging by cable |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 44 hours (1.8 days) | 49 hours (2 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow | • Colors: Black, Blue, Green |
☢️ Radiation rate | ||
| Galaxy A15 5G (SM-A156B/DSN 128GB) | Galaxy M12 (SM-M127F/DSN 64GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.799W/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) |