Samsung Z3 (SM-Z300H/DD) vs Xiaomi Redmi Note 12 (China 128GB/4GB)
Side by side comparison between Samsung Z3 vs Xiaomi Redmi Note 12 phones, differences, pros, cons and full specifications. What's the better?
,
5"
AMOLED
AMOLED
720x1280
8
MP
MP
5mp
1GB
RAM
RAM
Quad-core
2600
mAh
mAh
(Removable)
vs
6.67"
AMOLED
AMOLED
1080x2400
48
MP
MP
8mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi Note 12 (China 128GB/4GB)
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!
6 Advantages 
25 Advantages | 13 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| +6 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 | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| Model | Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) |
| Other model names | Samsung Z3 Duos SM-Z300H (3G) | Redmi Note 12 5G 22101317C |
| Country or region available |  India |  China |
| Brand | Samsung | Xiaomi |
| Release date | 10/21/2015 | 11/1/2022, Announced: 10/27/2022 |
| Depth | 7.9 millimeters (0.31 inches) | 8 millimeters (0.31 inches) |
| Size (width x height) | 70 x 141.6 millimeters (2.76 x 5.57 in) | 76.21 x 165.88 millimeters (3 x 6.53 in) |
| Weight | 137 grams (4.8 ounces) | 188 grams (6.58 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | IP53 certified: protection against dust and splashing |
📲 Display | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| Display type | Super AMOLED | AMOLED |
| Screen size | 5" inches | 6.67" inches |
| Screen-to-body ratio | ~69.5% (screen-to-body ratio) | ~85% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 294 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 450nits[typ], 1200nits[peak] 100% DCI P3 Touch Sampling Rate: 240Hz |
🤖 Operating System | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| System version | Tizen 2.3 | Android 12 |
| Firmware update | feature not registered | Android 13 |
| User Interface | feature not registered | MIUI 13 / 14 |
⚙️ Processor | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| Chipset | 32bit: Spreadtrum SC7730A | 64bit: Qualcomm Snapdragon 4 Gen 1 (SM4375) (6nm) |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) | Octa-core, 2 processors: 2x 2GHz ARM Cortex-A78 (Dual-core) 6x 1.8GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | ARM Mali-400 MP2 | Qualcomm Adreno 619 |
| Performance (benchmark) | feature not registered | AnTuTu: 360847 (v9) Geekbench: 1998 (v5.1), 2017 (v6) |
💽 Memory and storage | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| RAM memory | 1GB | 4GB LPDDR4X |
| Internal storage | 8GB (5GB available) | 128GB (101GB available) UFS 2.2 |
| External storage | Until 128GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE Cat15 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 3, 5, 8, 28, 41, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | CDMA 800, GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | CDMA2000 1xEV-DO UMTS 850/900/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat15 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| Back camera (main camera) | 8 megapixels | (dual camera) 48 megapixels 2MP depth f/2.41.75µm |
| Main camera resolution | 3264x2448 pixels | 8000x6000 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/2.76" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | 1080p@30fps 720p@120fps (slow motion) |
📸 Front camera | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| Front camera (secondary) | 5 megapixels | 8 megapixels |
| Front camera resolution | 2592x1944 pixels | 3264x2448 pixels |
| Video recording (secondary) | HD (1280x720) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/4" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) 24-bit/192kHz |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 4.0 + A2DP | 5.1 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) 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 | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| Sensors | Accelerometer Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2600 mAh | 5000 mAh |
| Charger, watts | Wired charging | 33W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 15 hours | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| Call control | Voice dialing, Voice recorder | 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: Black, Gold, Silver | • Colors: Black, White, Blue |
☢️ Radiation rate | ||
| Samsung Z3 (SM-Z300H/DD) | Redmi Note 12 (China 128GB/4GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.696W/kg (head), 0.774W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.525W/kg (head), 0.479W/kg (body) | feature not registered |