Sony Ericsson Hazel J20 vs Sony Xperia U (ST25i)
Side by side comparison between Sony Ericsson Hazel J20 vs Sony Xperia U phones, differences, pros, cons and full specifications. What's the better?
,
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 U (ST25i)
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!
2 Advantages 
17 Advantages | 17 Common items in both devices |
| 16 million |
| (back) 5MP |
| LED flash |
| Only digital zoom |
| Autofocus |
| 3G HSUPA |
| Accelerometer |
| +10 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 Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| Change model | ||
| Model | Hazel J20 | Xperia U (ST25i) |
| Other model names | Sony Ericsson Hazel GreenHeart, SE Hazel J20i, Sunny | Sony Xperia U ST25, Sony Kumquat |
| Country or region available | feature not registered |  (Global, International) |
| Brand | Sony Ericsson | Sony |
| Release date | 5/1/2010 | 5/7/2012, Announced: 2/1/2012 |
| Depth | 16 millimeters (0.63 inches) | 12 millimeters (0.47 inches) |
| Size (width x height) | 49.5 x 102 millimeters (1.95 x 4.02 in) | 54 x 112 millimeters (2.13 x 4.41 in) |
| Weight | 120 grams (4.2 ounces) | 110 grams (3.85 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Water splash resistant (don't immerse) | Not supported |
📲 Display | ||
| Sony Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| Display type | TFT LCD | TFT LED-Backlit LCD |
| Screen size | 2.6" inches | 3.5" inches |
| Screen-to-body ratio | ~41.5% (screen-to-body ratio) | ~55.8% (screen-to-body ratio) |
| Display resolution | 240x320 pixels | 480x854 pixels (16:9) |
| Touchscreen | Not supported | Capacitive Multitouch 4-points |
| Pixel density (dot pitch) | 154 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 Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| System version | Proprietary OS | 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 Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| Chipset | feature not registered | 32bit: ST-Ericsson NovaThor U8500 (45nm) |
| CPU | Single-core, 1 processor: Single-core ARM11 (Single-core) | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) |
| GPU graphical controller | feature not registered | ARM Mali-400 MP1 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| RAM memory | feature not registered | 512MB LPDDR2 |
| Internal storage | 280MB | 8GB (4GB available) |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Sony Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| 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 | 7.2/2 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 900/2100 | UMTS 900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA | 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 Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| Back camera (main camera) | 5 megapixels | 5 megapixels |
| Main camera resolution | 2560x1920 pixels | 2592x1944 pixels |
| Video recording (primary) | VGA (640x480) 30 fps | HD (1280x720) 30 fps |
| Flash | LED flash | LED flash |
| 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 |
| Autofocus | Autofocus | Autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | Face detection, Smile detection |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| Front camera (secondary) | 0 megapixels | 0.3 megapixels |
| Front camera resolution | 1x1 pixels | 640x480 pixels |
| Video recording (secondary) | Not supported | 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 Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | FM (RDS) | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.263, H.264, WMV |
| Audio formats | MP3, WAV, eAAC+ | MP3, eAAC+, WMA, WAV |
🔌 Connectivity | ||
| Sony Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| USB | USB 2.0 proprietary connector | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | proprietary audio output | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | feature not registered | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Sony Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| Sensors | Accelerometer Ambient light sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| Battery type | LiPo: li-ion polymer (Removable) BST-43 | Li-Ion: lithium-ion (Removable) BA600 |
| Battery capacity | 1000 mAh | 1320 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 3.4 hours | 5.6 hours |
| Standby | 588 hours (24.5 days) | 472 hours (19.7 days) |
➕ Other features | ||
| Sony Ericsson Hazel J20 | Sony Xperia U (ST25i) | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS, 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 | feature not registered | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Superior Black, Passionate Rouge • Noise cancellation with dedicated mic • HD Voice ready • Google Maps • YouTube, Facebook, MySpace, Twitter applications • DLNA • Eco friendly materials 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 Ericsson Hazel J20 | 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) |