Sony Xperia U (ST25i) vs Bq Aquaris X2 (64GB)
Side by side comparison between Sony Xperia U vs Bq Aquaris X2 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
5.65"
IPS
IPS
1080x2160
12
MP
MP
8mp
4GB
RAM
RAM
Octa-core
3100
mAh
mAh
(Non removable)
What's the better phone? Bq Aquaris X2 (64GB)
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!
3 Advantages 
28 Advantages | 19 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| Capacitive |
| Multitouch |
| Accelerometer |
| +12 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 (ST25i) | Bq Aquaris X2 (64GB) | |
| Model | Xperia U (ST25i) | Aquaris X2 (64GB) |
| Other model names | Sony Xperia U ST25, Sony Kumquat | BQ Aquaris X2 4GB RAM + 64GB |
| Country or region available |  (Global, International) |   Spain, (Europe) |
| Brand | Sony | Bq |
| Release date | 5/7/2012, Announced: 2/1/2012 | 6/1/2018 |
| Depth | 12 millimeters (0.47 inches) | 8.25 millimeters (0.32 inches) |
| Size (width x height) | 54 x 112 millimeters (2.13 x 4.41 in) | 72.3 x 150.7 millimeters (2.85 x 5.93 in) |
| Weight | 110 grams (3.85 ounces) | 163 grams (5.71 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Water splash resistant (don't immerse) |
📲 Display | ||
| Sony Xperia U (ST25i) | Bq Aquaris X2 (64GB) | |
| Display type | TFT LED-Backlit LCD | LTPS IPS LCD |
| Screen size | 3.5" inches | 5.65" inches |
| Screen-to-body ratio | ~55.8% (screen-to-body ratio) | ~75.6% (screen-to-body ratio) |
| Display resolution | 480x854 pixels (16:9) | 1080x2160 pixels |
| Touchscreen | Capacitive Multitouch 4-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 280 PPI | 427 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Gorilla Glass |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Sony Xperia U (ST25i) | Bq Aquaris X2 (64GB) | |
| System version | Android 2.3.7 Gingerbread | Android 8.1 Oreo |
| Firmware update | Android 4.0.4 Ice Cream Sandwich ICS | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Xperia U (ST25i) | Bq Aquaris X2 (64GB) | |
| Chipset | 32bit: ST-Ericsson NovaThor U8500 (45nm) | 64bit: Qualcomm Snapdragon 636 SDM636 (14nm) |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) | Octa-core, 2 processors: 4x 1.8GHz Kryo 260 Gold (Quad-core) 4x 1.6GHz Kryo 260 Silver (Quad-core) |
| GPU graphical controller | ARM Mali-400 MP1 | Qualcomm Adreno 509 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Xperia U (ST25i) | Bq Aquaris X2 (64GB) | |
| RAM memory | 512MB LPDDR2 | 4GB LPDDR4X |
| Internal storage | 8GB (4GB available) | 64GB (51GB available) |
| External storage | Not supported | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Sony Xperia U (ST25i) | Bq Aquaris X2 (64GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD 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 | 300/50 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 900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE Cat6 (Bands 1,3,7,20) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| 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 | ||
| Sony Xperia U (ST25i) | Bq Aquaris X2 (64GB) | |
| Back camera (main camera) | 5 megapixels | (dual camera) 12 megapixels 5MP depth 1/5"1.12µm |
| Main camera resolution | 2592x1944 pixels | 4000x3000 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | Dual-LED on main camera and LED on front camera |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 1.29µm 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 (ST25i) | Bq Aquaris X2 (64GB) | |
| Front camera (secondary) | 0.3 megapixels | 8 megapixels |
| Front camera resolution | 640x480 pixels | 3264x2448 pixels |
| Video recording (secondary) | VGA (640x480) | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Sony Xperia U (ST25i) | Bq Aquaris X2 (64GB) | |
| 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.265, H.264, H.263, XviD |
| Audio formats | MP3, eAAC+, WMA, WAV | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Sony Xperia U (ST25i) | Bq Aquaris X2 (64GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | USB Type-C SlimPort® |
| Bluetooth | 2.1 + 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 | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Sony Xperia U (ST25i) | Bq Aquaris X2 (64GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Xperia U (ST25i) | Bq Aquaris X2 (64GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) BA600 | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1320 mAh | 3100 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 5.6 hours | feature not registered |
| Standby | 472 hours (19.7 days) | feature not registered |
➕ Other features | ||
| Sony Xperia U (ST25i) | Bq Aquaris X2 (64GB) | |
| 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: Carbon black, White sand gold • Android One • USB OTG On-The-Go • 2.5D curved glass screen • Aluminum frame • Plastic back • Fast battery charging • Quick Charge 3.0 • 24-bit/192kHz audio • IP52 certified: protection against dust and splashing |
☢️ Radiation rate | ||
| Sony Xperia U (ST25i) | Bq Aquaris X2 (64GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.09W/kg (head), 0.93W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 1.62W/kg (head) | 1.495W/kg (head), 1.451W/kg (body) |