Samsung Galaxy A15 (SM-A155M/N 128GB) vs Xiaomi Redmi Note 12S (128GB)
Side by side comparison between Samsung Galaxy A15 vs Xiaomi Redmi Note 12S 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
6.43"
AMOLED
AMOLED
1080x2400
108
MP
MP
16mp
6GB
RAM
RAM
Octa-core
5000
mAh
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!
8 Advantages 
14 Advantages | 27 Common items in both devices |
| 128GB (108GB available) / 128GB (101GB available) |
| Until 1TB microSD, microSDXC |
| Plastic body, glass front |
| 90Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| +20 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 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| Model | Galaxy A15 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) |
| Other model names | Galaxy A15 4G LTE SM-A155M/NFC (Single-SIM) | Redmi Note 12S (K7SR) |
| Country or region available |    (Latin America), Argentina, Mexico |  (Global, International) |
| Brand | Samsung | Xiaomi |
| Release date | 12/16/2023, Announced: 12/11/2023 | 4/26/2023, Announced: 3/6/2023 |
| Depth | 8.4 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) |
| Weight | 200 grams (7 ounces) | 176 grams (6.16 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy A15 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| Display type | Super AMOLED | AMOLED |
| Screen size | 6.5" inches | 6.43" inches |
| Screen-to-body ratio | ~84.3% (screen-to-body ratio) | ~84.5% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 396 PPI | 409 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 90Hz | 90Hz |
| Display features | 800nits[peak] | 1000nits[peak] |
🤖 Operating System | ||
| Galaxy A15 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| System version | Android 14 | Android 13 |
| Firmware update | feature not registered | feature not registered |
| User Interface | One UI 6.1 | MIUI 14 |
⚙️ Processor | ||
| Galaxy A15 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| Chipset | 64bit: MediaTek Helio G99 (6nm) | 64bit: MediaTek Helio G96 (12nm) |
| CPU | Octa-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 controller | ARM Mali-G57 MC2 | ARM Mali-G57 MC2 (850MHz) |
| Performance (benchmark) | AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6) | AnTuTu: 364204 (v9) |
💽 Memory and storage | ||
| Galaxy A15 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| RAM memory | 4GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 128GB (108GB available) eMMC 5.1 | 128GB (101GB available) UFS 2.2 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy A15 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/150 Mbps | 400/150 Mbps |
| Network technology | 2G, 3G, 4G | 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 850/900/2100 |
| Primary 4G network | LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 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 network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/2100 |
| Secondary 4G network | Not supported | LTE Cat13 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Galaxy A15 (SM-A155M/N 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/2.2118°1/4"1.12µm 2MP macro f/2.4 |
| Main camera resolution | 8160x6120 pixels | 12000x9000 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/1.9 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/1.52" inches |
| Pixel size | feature not registered | 0.7µm 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 | 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 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| Front camera (secondary) | 13 megapixels | 16 megapixels |
| Front camera resolution | 4128x3096 pixels | 4608x3456 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.4 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3.1" inches |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy A15 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| Loudspeaker | Mono sound (not stereo) | Stereo sound with dual speakers |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | Not supported |
| 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 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.3 + A2DP/LE | 5.2 + A2DP/LE |
| WiFi | 802.11 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 |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy A15 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Virtual proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A15 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| 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 | 33W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 51 hours (2.1 days) | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy A15 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| 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: Onyx Black, Ice Blue, Pearl Green |
☢️ Radiation rate | ||
| Galaxy A15 (SM-A155M/N 128GB) | Redmi Note 12S (128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |