Xiaomi Mi Mix Alpha vs Samsung Galaxy Express Prime 3 (SM-J337A)
Side by side comparison between Xiaomi Mi Mix Alpha vs Samsung Galaxy Express Prime 3 phones, differences, pros, cons and full specifications. What's the better?
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7.92"
AMOLED
AMOLED
2088x2250
108
MP
MP
12GB
RAM
RAM
Octa-core
4050
mAh
mAh
(Non removable)
vs
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!
28 Advantages 
7 Advantages | 13 Common items in both devices |
| 16 million |
| PDAF: phase detection autofocus / Autofocus |
| EIS: Digital stabilization |
| HDR photo only main camera |
| 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 | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| Change model | ||
| Model | Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) |
| Other model names | 小米MIX Alpha, Xiaomi Mix Alpha | AT&T Galaxy Express Prime 3 SM-J337AZKCATT |
| Country or region available |  (Global, International) |  USA |
| Brand | Xiaomi | Samsung |
| Release date | 2/1/2020 | 6/1/2018 |
| Depth | 10.4 millimeters (0.41 inches) | 9 millimeters (0.35 inches) |
| Size (width x height) | 72.3 x 154.38 millimeters (2.85 x 6.08 in) | 70.2 x 142.8 millimeters (2.76 x 5.62 in) |
| Weight | 241 grams (8.44 ounces) | 152 grams (5.32 ounces) |
| Build, materials | Titanium frame, glass front, ceramic and glass back | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| Display type | Flexible Super AMOLED | TFT IPS LCD |
| Screen size | 7.92" inches | 5" inches |
| Screen-to-body ratio | ~180.8% (screen-to-body ratio) | ~68.8% (screen-to-body ratio) |
| Display resolution | 2088x2250 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 388 PPI | 294 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 | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| System version | Android 10 | Android 8.0 Oreo |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| Chipset | 64bit: Qualcomm Snapdragon 855+ (SM8150-AC) (7nm) | 64bit: Samsung Exynos 7570 (14nm) |
| CPU | 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) | Quad-core, 1 processor: 4x 1.4GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 640 (672MHz) | ARM Mali-T720 MP1 (830MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| RAM memory | 12GB LPDDR4X | 2GB LPDDR3 |
| Internal storage | 512GB (494GB available) UFS 3.0 | 16GB (9GB available) eMMC 5.0 |
| External storage | Not supported | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| 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 | 2000/150 Mbps | 150/50 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 | TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 | UMTS 850/1700/1900 |
| Primary 4G network | LTE Cat20 (Bands 1, 2, 3, 4, 5, 7, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE | LTE Cat4 (Bands 2, 3, 4, 5, 7, 12, 14) |
| Primary 5G network | SA/NSA/Sub6 (Bands 41, 78, 79) | Not supported |
| Primary data network | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| Back camera (main camera) | (triple camera) 108 megapixels 12MP telephoto f/2.054mm1/2.55"1.4µmPDAFLaserAF2x-optical-zoom 20MP ultrawide f/2.213mm1/2.8"1.0µmLaserAF | 8 megapixels |
| Main camera resolution | 12000x9000 pixels | 3264x2448 pixels |
| Video recording (primary) | 6K UHD (5760x3240) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.7 (aperture) | f/1.9 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/1.33" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| Front camera (secondary) | Not supported | 5 megapixels |
| Front camera resolution | Not supported | 2560x1920 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | 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 | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.2 + A2DP |
| 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 | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Humidity Proximity sensor | Accelerometer Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4050 mAh | 2600 mAh |
| Charger, watts | 40W Wired fast charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| 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 • MIUI 11 | • Colors: Black |
☢️ Radiation rate | ||
| Xiaomi Mi Mix Alpha | Galaxy Express Prime 3 (SM-J337A) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.22W/kg (head), 1.56W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |