Xiaomi 12 (256GB/8GB) vs Samsung Galaxy A Quantum
Side by side comparison between Xiaomi 12 vs Samsung Galaxy A Quantum phones, differences, pros, cons and full specifications. What's the better?
,
6.28"
AMOLED
AMOLED
1080x2400
50
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
6.7"
AMOLED
AMOLED
1080x2400
64
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Xiaomi 12 (256GB/8GB)
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!
19 Advantages 
11 Advantages | 28 Common items in both devices |
| Aluminum frame, glass front/back / Aluminum body, glass front, plastic back |
| 1080x2400 pixels |
| Only digital zoom |
| PDAF: phase detection autofocus |
| BSI sensor |
| HDR photo/video on both cameras / HDR photo on both cameras |
| (front) 32MP |
| +21 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 | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| Model | Xiaomi 12 (256GB/8GB) | Galaxy A Quantum |
| Other model names | Xiaomi 12 5G 2201123G (Global), 2201123C (China) | Galaxy A Quantum 5G (SM-A716S), 갤럭시 A 퀀텀 |
| Country or region available |  (Global, International) |  South Korea |
| Brand | Xiaomi | Samsung |
| Release date | 12/31/2021, Announced: 12/28/2011 | 5/22/2020, Announced: 5/14/2020 |
| Depth | 8.2 millimeters (0.32 inches) | 8.1 millimeters (0.32 inches) |
| Size (width x height) | 69.9 x 152.7 millimeters (2.75 x 6.01 in) | 75.5 x 162.5 millimeters (2.97 x 6.4 in) |
| Weight | 180 grams (6.3 ounces) | 185 grams (6.48 ounces) |
| Build, materials | Aluminum frame, glass front/back | Aluminum body, glass front, plastic back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| Display type | AMOLED | Super AMOLED Plus |
| Screen size | 6.28" inches | 6.7" inches |
| Screen-to-body ratio | ~89.2% (screen-to-body ratio) | ~88.3% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 419 PPI | 393 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | Gorilla Glass 3 |
| Refresh rate | 120Hz | 60Hz |
| Display features | 1100nits[peak] Dolby Vision/HDR10+ | Not supported |
🤖 Operating System | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| System version | Android 12 | Android 10 |
| Firmware update | feature not registered | Android 13 |
| User Interface | MIUI 13 | One UI 2.0 / 3.1 / 4.1 / 5.0 |
⚙️ Processor | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| Chipset | 64bit: Qualcomm Snapdragon 8 Gen 1 (SM8450) (4nm) | 64bit: Samsung Exynos 980 (8nm) |
| CPU | Octa-core, 3 processors: 1x 3GHz ARM Cortex-X2 (Single-core) 3x 2.5GHz ARM Cortex-A710 (Triple-core) 4x 1.79GHz ARM Cortex-A510 (Quad-core) | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A77 (Dual-core) 6x 1.8GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 730 (818MHz) | ARM Mali-G76 MP5 (728MHz) |
| Performance (benchmark) | AnTuTu: 985115 (v9) Geekbench: 3652 (v5.1) GFXBench: 75fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| RAM memory | 8GB LPDDR5 | 8GB LPDDR4X |
| Internal storage | 256GB (218GB available) UFS 3.1 | 128GB (106GB available) UFS 2.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 2000/200 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | CDMA 800, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41, 42, 48) China version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 26) TD-LTE (34, 38, 39, 40, 41, 42) | LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Global version: SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78, 79) China version: SA/NSA (1, 3, 5, 8, 28, 41, 77, 78, 79) | SA/NSA (78) |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 800/850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41, 42, 48) China version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 26) TD-LTE (34, 38, 39, 40, 41, 42) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | Not supported |
📷 Camera | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| Back camera (main camera) | (triple camera) 50 megapixels 13MP ultrawide f/2.412mm123°1/3.06"1.12µm 5MP telephoto macro f/2.450mmAF | (quad camera) 64 megapixels 12MP ultrawide f/2.212mm 5MP macro f/2.425mm1/5"1.12µm 5MP depth f/2.2 |
| Main camera resolution | 8160x6120 pixels | 10120x6328 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 24 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.9 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm (lens) | 26mm (lens) |
| Sensor size | 1/1.56" inches | 1/1.72" inches |
| Pixel size | 1µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical 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/video on both cameras | HDR photo on both cameras |
| Camera extras | 4K@60fps 1080p@960fps Sony IMX707 Leica optics | 4K@30fps 1080p@30fps 1080p@240/960fps (slow motion) |
📸 Front camera | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| Front camera (secondary) | 32 megapixels | 32 megapixels |
| Front camera resolution | 6528x4896 pixels | 6528x4896 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.5 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm (lens) | 26mm (lens) |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | 0.7µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| Loudspeaker | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos Tuned by Harman Kardon | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | 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 | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.2 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (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, NavIC | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Virtual proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4500 mAh | 4500 mAh |
| Charger, watts | 67W Wired fast charging Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0 | 25W Wired fast charging |
| Inductive / wireless charging | 50W Qi wireless charging 10W Reverse wireless charging | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| 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: Gray, Blue, Purple, Green • LiquidCool | • Colors: Prism Cube Black, Sliver, Blue |
☢️ Radiation rate | ||
| Xiaomi 12 (256GB/8GB) | Galaxy A Quantum | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.09W/kg (head), 0.91W/kg (body) | 0.69W/kg (head), 1.22W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.6W/kg (head), 1W/kg (body) | feature not registered |