Sony Xperia U (ST25a) vs Xiaomi Redmi 7A (12MP 32GB)
Side by side comparison between Sony Xperia U vs Xiaomi Redmi 7A phones, differences, pros, cons and full specifications. What's the better?
,
3.5"
LED
LED
480x854
5
MP
MP
0.3mp
512MB
RAM
RAM
Dual-core
1320
mAh
mAh
(Removable)
vs
5.45"
IPS
IPS
720x1440
12
MP
MP
5mp
2GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi 7A (12MP 32GB)
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!
4 Advantages 
23 Advantages | 22 Common items in both devices |
| Plastic body, glass front |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| +15 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 | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| Model | Xperia U (ST25a) | Redmi 7A (12MP 32GB) |
| Other model names | Sony Xperia U ST25, Sony Kumquat | Redmi 7A (Global) M1903C3EG, M1903C3EH, M1903C3EI, MZB7813EU |
| Country or region available |     (Latin America), Brazil, Canada, USA |    (Europe), (Global, International), India |
| Brand | Sony | Xiaomi |
| Release date | 5/7/2012 | 7/1/2019 |
| Depth | 12 millimeters (0.47 inches) | 9.55 millimeters (0.38 inches) |
| Size (width x height) | 54 x 112 millimeters (2.13 x 4.41 in) | 70.41 x 146.3 millimeters (2.77 x 5.76 in) |
| Weight | 110 grams (3.85 ounces) | 165 grams (5.78 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Water repellent nano-coating (don't immerse) |
📲 Display | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| Display type | TFT LED-Backlit LCD | TFT IPS LCD |
| Screen size | 3.5" inches | 5.45" inches |
| Screen-to-body ratio | ~55.8% (screen-to-body ratio) | ~74.4% (screen-to-body ratio) |
| Display resolution | 480x854 pixels (16:9) | 720x1440 pixels (18:9) |
| Touchscreen | Capacitive Multitouch 4-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 280 PPI | 295 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Not supported |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| System version | Android 2.3.7 Gingerbread | Android 9.0 Pie |
| Firmware update | Android 4.0.4 Ice Cream Sandwich ICS | Android 10 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| Chipset | 32bit: ST-Ericsson NovaThor U8500 (45nm) | 64bit: Qualcomm Snapdragon 439 SDM439 (12nm) |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) | Octa-core, 2 processors: 2x 2GHz ARM Cortex-A53 (Dual-core) 6x 1.45GHz ARM Cortex-A53 (Hexa-core) |
| GPU graphical controller | ARM Mali-400 MP1 | Qualcomm Adreno 505 650Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| RAM memory | 512MB LPDDR2 | 2GB LPDDR3 |
| Internal storage | 8GB (4GB available) | 32GB (21GB available) eMMC 5.1 |
| External storage | Not supported | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 14.4/5.76 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G | 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 850/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE Cat4 VoLTE M1903C3EG, MZB7813EU (Global version): LTE (1, 2, 3, 4, 5, 7, 8, 20) TD-LTE (38, 40) M1903C3EI, MZB7989IN, MZB7800IN, MZB8008IN, M1903C3EH (India, APAC version): LTE (1, 3, 5, 8) TD-LTE (40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1900/2100 |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSUPA, HSPA+ |
📷 Camera | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| Back camera (main camera) | 5 megapixels | 12 megapixels |
| Main camera resolution | 2592x1944 pixels | 4000x3000 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/2.9" inches |
| Pixel size | feature not registered | 1.25µm 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 | Not supported | Not supported |
| HDR | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| Front camera (secondary) | 0.3 megapixels | 5 megapixels |
| Front camera resolution | 640x480 pixels | 2560x1920 pixels |
| Video recording (secondary) | VGA (640x480) | 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 | 1/5" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.263, H.264, WMV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, eAAC+, WMA, WAV | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) BA600 | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1320 mAh | 4000 mAh |
| Charger, watts | Wired charging | 5W (5V/1A) Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 5.6 hours | feature not registered |
| Standby | 472 hours (19.7 days) | 456 hours (19 days) |
➕ Other features | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| 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, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White • Exchangeable bottom caps: White, Black, Pink, Yellow • Sony Reality Display • Sony Mobile BRAVIA Engine • xLoud • 3D surround sound • WiFi hotspot • Java framework | • Colors: Black, Blue, Gold • MIUI 12 • Sony IMX486 back camera sensor • WiFi Display • 10W fast charge support, but includes normal 5W charger* |
☢️ Radiation rate | ||
| Sony Xperia U (ST25a) | Redmi 7A (12MP 32GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.09W/kg (head), 0.93W/kg (body) | 1W/kg (head), 1.12W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 1.62W/kg (head) | 0.56W/kg (head), 1.17W/kg (body) |