Sony Xperia XA1 Ultra (Dual G3226) vs Sony Xperia U (ST25i)
Side by side comparison between Sony Xperia XA1 Ultra vs Sony Xperia U phones, differences, pros, cons and full specifications. What's the better?
,
6"
IPS
IPS
1080x1920
23
MP
MP
16mp
4GB
RAM
RAM
Octa-core
2700
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 XA1 Ultra (Dual G3226)
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!
25 Advantages 
3 Advantages | 19 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +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 XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| Model | Xperia XA1 Ultra (Dual G3226) | Xperia U (ST25i) |
| Other model names | Sony Xperia XA1 Ultra 64GB G3226 Dual-Sim, Sony Redwood DS | Sony Xperia U ST25, Sony Kumquat |
| Country or region available |      (Global, International), Brazil, China, Hong Kong, Taiwan | (Global, International) |
| Brand | Sony | Sony |
| Release date | 5/1/2017 | 5/7/2012, Announced: 2/1/2012 |
| Depth | 8.1 millimeters (0.32 inches) | 12 millimeters (0.47 inches) |
| Size (width x height) | 79 x 165 millimeters (3.11 x 6.5 in) | 54 x 112 millimeters (2.13 x 4.41 in) |
| Weight | 188 grams (6.58 ounces) | 110 grams (3.85 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Sony Xperia XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| Display type | TFT IPS LCD | TFT LED-Backlit LCD |
| Screen size | 6" inches | 3.5" inches |
| Screen-to-body ratio | ~76.1% (screen-to-body ratio) | ~55.8% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 480x854 pixels (16:9) |
| Touchscreen | Capacitive Multitouch 4-points | Capacitive Multitouch 4-points |
| Pixel density (dot pitch) | 367 PPI | 280 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Scratch-resistant glass |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Sony Xperia XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| System version | Android 7.0 Nougat | 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 XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| Chipset | 64bit: MediaTek MT6757 Helio P20 (16nm) | 32bit: ST-Ericsson NovaThor U8500 (45nm) |
| CPU | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A53 (Quad-core) 4x 1.6GHz ARM Cortex-A53 (Quad-core) | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) |
| GPU graphical controller | ARM Mali-T880 MP2 900Mhz | ARM Mali-400 MP1 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Xperia XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| RAM memory | 4GB LPDDR3 | 512MB LPDDR2 |
| Internal storage | 64GB (55GB available) | 8GB (4GB available) |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Sony Xperia XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 300/50 Mbps | 14.4/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | UMTS 900/2100 |
| Primary 4G network | LTE Cat6 700/850/900/1800/2100/2600 (Bands 1,3,5,7,8,28) TD-LTE 1900/2300/2500/2600 (Bands 38,39,40,41) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA |
| 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 | ||
| Sony Xperia XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| Back camera (main camera) | 23 megapixels | 5 megapixels |
| Main camera resolution | 5520x4144 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | HD (1280x720) 30 fps |
| Flash | LED flash on both cameras | LED flash |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | 24mm (lens) | feature not registered |
| Sensor size | 1/2.3" inches | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical 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 | HDR photo/video on both cameras | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony Xperia XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| Front camera (secondary) | 16 megapixels | 0.3 megapixels |
| Front camera resolution | 4616x3464 pixels | 640x480 pixels |
| Video recording (secondary) | Full HD (1920x1080) | VGA (640x480) |
| Front flash | LED | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | 23mm (lens) | feature not registered |
| Sensor size | 1/2.6" inches | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Sony Xperia XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD | MP4, H.263, H.264, WMV |
| Audio formats | MP3, WAV, OGG, eAAC+, FLAC | MP3, eAAC+, WMA, WAV |
🔌 Connectivity | ||
| Sony Xperia XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Sony Xperia XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| Sensors | Accelerometer Ambient light sensor Compass Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Xperia XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) BA600 |
| Battery capacity | 2700 mAh | 1320 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 16.3 hours | 5.6 hours |
| Standby | 708 hours (29.5 days) | 472 hours (19.7 days) |
➕ Other features | ||
| Sony Xperia XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| Call control | Voice dialing, Voice recorder | 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 | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White, Gold, Pink • USB OTG On-The-Go • Fast battery charging • Pump Express+ 2.0 • Exmor RS IMX-300 main camera • Exmor RS IMX-234 front camera | • 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 XA1 Ultra (Dual G3226) | Sony Xperia U (ST25i) | |
| 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) |