Samsung Galaxy Axiom (SCH-R830) vs Xiaomi Mi Mix Alpha
Side by side comparison between Samsung Galaxy Axiom vs Xiaomi Mi Mix Alpha phones, differences, pros, cons and full specifications. What's the better?
,
4"
AMOLED
AMOLED
480x800
5
MP
MP
1.3mp
1GB
RAM
RAM
Dual-core
2100
mAh
mAh
(Removable)
vs
7.92"
AMOLED
AMOLED
2088x2250
108
MP
MP
12GB
RAM
RAM
Octa-core
4050
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Mi Mix Alpha
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 
28 Advantages | 16 Common items in both devices |
| Super AMOLED / Flexible Super AMOLED |
| 16 million |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| Capacitive |
| Multitouch |
| Accelerometer |
| +9 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 Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| Change model | ||
| Model | Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha |
| Other model names | Galaxy Axiom R830 for US Cellular | 小米MIX Alpha, Xiaomi Mix Alpha |
| Country or region available |  USA |  (Global, International) |
| Brand | Samsung | Xiaomi |
| Release date | 11/28/2012 | 2/1/2020 |
| Depth | 11.9 millimeters (0.47 inches) | 10.4 millimeters (0.41 inches) |
| Size (width x height) | 63.8 x 121.7 millimeters (2.51 x 4.79 in) | 72.3 x 154.38 millimeters (2.85 x 6.08 in) |
| Weight | 136 grams (4.76 ounces) | 241 grams (8.44 ounces) |
| Build, materials | Plastic body, glass front | Titanium frame, glass front, ceramic and glass back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| Display type | Super AMOLED | Flexible Super AMOLED |
| Screen size | 4" inches | 7.92" inches |
| Screen-to-body ratio | ~58.7% (screen-to-body ratio) | ~180.8% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 2088x2250 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 233 PPI | 388 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| System version | Android 4.0.4 Ice Cream Sandwich ICS | Android 10 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| Chipset | 32bit: Qualcomm Snapdragon S4 MSM8960 Lite (28nm) | 64bit: Qualcomm Snapdragon 855+ (SM8150-AC) (7nm) |
| CPU | Dual-core, 1 processor: 2x 1.2GHz Krait (Dual-core) | Octa-core, 3 processors: 1x 2.96GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.8GHz Kryo 485 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 230 400Mhz | Qualcomm Adreno 640 (672MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| RAM memory | 1GB LPDDR2 | 12GB LPDDR4X |
| Internal storage | 4GB (1.83GB available) | 512GB (494GB available) UFS 3.0 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 100/50 Mbps | 2000/150 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800/1700/1900/2100 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO | TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat3 (Bands 2, 4, 5, 12) | LTE Cat20 (Bands 1, 2, 3, 4, 5, 7, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (Bands 41, 78, 79) |
| Primary data network | CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, LTE | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| Back camera (main camera) | 5 megapixels | (triple camera) 108 megapixels 12MP telephoto f/2.054mm1/2.55"1.4µmPDAFLaserAF2x-optical-zoom 20MP ultrawide f/2.213mm1/2.8"1.0µmLaserAF |
| Main camera resolution | 2592x1944 pixels | 12000x9000 pixels |
| Video recording (primary) | HD (1280x720) | 6K UHD (5760x3240) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | feature not registered | f/1.7 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/1.33" 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 | Digital and optical zoom |
| Face/smile detection | Face detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| Front camera (secondary) | 1.3 megapixels | Not supported |
| Front camera resolution | 1280x1024 pixels | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| 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 Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, H.264, H.263, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Humidity Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2100 mAh | 4050 mAh |
| Charger, watts | Wired charging | 40W Wired fast charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 8 hours | feature not registered |
| Standby | 252 hours (10.5 days) | feature not registered |
➕ Other features | ||
| Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| 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, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Blue • Wi-Fi hotspot • Java framework | • Colors: Black • MIUI 11 |
☢️ Radiation rate | ||
| Galaxy Axiom (SCH-R830) | Xiaomi Mi Mix Alpha | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.69W/kg (head), 1.28W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |