Sony Xperia acro HD (SOI12) vs Sony Xperia U (ST25a)
Side by side comparison between Sony Xperia acro HD vs Sony Xperia U phones, differences, pros, cons and full specifications. What's the better?
,
4.3"
LED
LED
720x1280
12
MP
MP
1.3mp
1GB
RAM
RAM
Dual-core
1910
mAh
mAh
(Non removable)
vs
3.5"
LED
LED
480x854
5
MP
MP
0.3mp
512MB
RAM
RAM
Dual-core
1320
mAh
mAh
(Removable)
What's the better phone? Sony Xperia acro HD (SOI12)
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!
20 Advantages 
3 Advantages | 27 Common items in both devices |
| Plastic body, glass front |
| TFT LED-Backlit LCD |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus |
| +20 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 acro HD (SOI12) | Sony Xperia U (ST25a) | |
| Model | Xperia acro HD (SOI12) | Xperia U (ST25a) |
| Other model names | Sony Ericsson Xperia acro HD SOI12S, Sony Hayate | Sony Xperia U ST25, Sony Kumquat |
| Country or region available |  Japan |     (Latin America), Brazil, Canada, USA |
| Brand | Sony | Sony |
| Release date | 4/1/2012 | 5/7/2012 |
| Depth | 11.9 millimeters (0.47 inches) | 12 millimeters (0.47 inches) |
| Size (width x height) | 66 x 126 millimeters (2.6 x 4.96 in) | 54 x 112 millimeters (2.13 x 4.41 in) |
| Weight | 149 grams (5.22 ounces) | 110 grams (3.85 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Waterproof (IP?) | Not supported |
📲 Display | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| Display type | TFT LED-Backlit LCD | TFT LED-Backlit LCD |
| Screen size | 4.3" inches | 3.5" inches |
| Screen-to-body ratio | ~61.3% (screen-to-body ratio) | ~55.8% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 480x854 pixels (16:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 4-points |
| Pixel density (dot pitch) | 342 PPI | 280 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Scratch-resistant glass |
| Refresh rate | 60Hz | 60Hz |
| Display features | Sony Mobile BRAVIA Engine | Not supported |
🤖 Operating System | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| System version | Android 2.3.7 Gingerbread | Android 2.3.7 Gingerbread |
| Firmware update | feature not registered | Android 4.0.4 Ice Cream Sandwich ICS |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| Chipset | 32bit: Qualcomm Snapdragon S3 (MSM8260) (45nm) | 32bit: ST-Ericsson NovaThor U8500 (45nm) |
| CPU | Dual-core, 1 processor: 2x 1.5GHz Scorpion (Dual-core) | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 220 (266MHz) | ARM Mali-400 MP1 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| RAM memory | 1GB LPDDR2 | 512MB LPDDR2 |
| Internal storage | 16GB (11GB available) | 8GB (4GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 14.4/5.76 Mbps | 14.4/5.76 Mbps |
| Network technology | 2G, 3G | 2G, 3G |
| 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 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO Rev A, UMTS 850/2100 | UMTS 850/1900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| Back camera (main camera) | 12 megapixels | 5 megapixels |
| Main camera resolution | 4000x3000 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | HD (1280x720) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.4 (aperture) | 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 |
| Autofocus | Autofocus | 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 | Supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| Front camera (secondary) | 1.3 megapixels | 0.3 megapixels |
| Front camera resolution | 1280x1024 pixels | 640x480 pixels |
| Video recording (secondary) | HD (1280x720) | VGA (640x480) |
| 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 | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 2 microphones | 2 microphones or more |
| Radio | FM (RDS) | FM (RDS) |
| TV | Digital TV | Not supported |
| Video formats | MP4, H.263, H.264, WMV | MP4, H.263, H.264, WMV |
| Audio formats | MP3, eAAC+, WMA, WAV | MP3, eAAC+, WMA, WAV |
🔌 Connectivity | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro HDMI Type D | Not supported |
| Bluetooth | 2.1 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) BA600 |
| Battery capacity | 1910 mAh | 1320 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 9 hours | 5.6 hours |
| Standby | 410 hours (17.1 days) | 472 hours (19.7 days) |
➕ Other features | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| 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, Flash player |
| Antenna | External retractable antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: White, Black, Rouge • 2GB microSD included PlayNow Java framework | • 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 |
☢️ Radiation rate | ||
| Sony Xperia acro HD (SOI12) | Sony Xperia U (ST25a) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.09W/kg (head), 0.93W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 1.62W/kg (head) |