Sony Ericsson txt (CK13a) vs Sony Ericsson Vivaz Pro (U8a)
Side by side comparison between Sony Ericsson txt vs Sony Ericsson Vivaz Pro phones, differences, pros, cons and full specifications. What's the better?
,
2.55"
TFT
TFT
320x240
3.1
MP
MP
64MB
RAM
RAM
Single-core
1000
mAh
mAh
(Removable)
vs
What's the better phone? Sony Ericsson Vivaz Pro (U8a)
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 
19 Advantages | 11 Common items in both devices |
| TFT LCD |
| Only digital zoom |
| Li-Ion: lithium-ion (Removable) / LiPo: li-ion polymer (Removable) |
| Hands-free calling |
| Vibrating alert |
| 3.5mm jack |
| FM (RDS) / FM |
| +4 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 txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| Model | txt (CK13a) | Vivaz Pro (U8a) |
| Other model names | Sony Ericsson TXT CK13 | Sony Ericsson Vivaz Pro U8, SE Kanna |
| Country or region available |   Canada, USA |  (Latin America), Canada, USA |
| Brand | Sony Ericsson | Sony Ericsson |
| Release date | 10/1/2011 | 5/1/2010 |
| Depth | 14.5 millimeters (0.57 inches) | 15 millimeters (0.59 inches) |
| Size (width x height) | 60 x 106 millimeters (2.36 x 4.17 in) | 52 x 109 millimeters (2.05 x 4.29 in) |
| Weight | 95 grams (3.33 ounces) | 117 grams (4.1 ounces) |
| Build, materials | feature not registered | Plastic body |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Sony Ericsson txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 2.55" inches | 3.2" inches |
| Screen-to-body ratio | ~31.7% (screen-to-body ratio) | ~49.8% (screen-to-body ratio) |
| Display resolution | 320x240 pixels | 360x640 pixels |
| Touchscreen | Not supported | Resistive Single touch 1-point |
| Pixel density (dot pitch) | 157 PPI | 229 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Scratch-resistant glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Sony Ericsson txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| System version | Proprietary OS | Symbian 9.4 S60 5th Edition Symbian^1 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Ericsson txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| Chipset | 32bit | 32bit |
| CPU | Single-core, 1 processor: Single-core PNX-4910 (Single-core) | Single-core, 1 processor: 1x 720MHz ARM Cortex-A8 (Single-core) |
| GPU graphical controller | feature not registered | PowerVR SGX530 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Ericsson txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| RAM memory | 64MB SDRAM | 256MB SDRAM |
| Internal storage | 120MB (100MB available) | 512MB (75MB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 16GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Sony Ericsson txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| 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 | 0.177 Mbps | 7.2/2 Mbps |
| Network technology | 2G | 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 | Not supported | UMTS 850/1900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE | CSD, 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 txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| Back camera (main camera) | 3.1 megapixels | 5 megapixels |
| Main camera resolution | 2048x1536 pixels | 2560x1920 pixels |
| Video recording (primary) | QVGA (320x240) | HD (1280x720) 24 fps |
| Flash | Not supported | 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 | Not supported | Autofocus |
| Touch focus | Not supported | Not supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | Face detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony Ericsson txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| 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 txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | feature not registered |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, WMV, 3GP, RV |
| Audio formats | MP3, WAV, eAAC+ | MP3, WMA, WAV, RA, AAC, M4A |
🔌 Connectivity | ||
| Sony Ericsson txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Proprietary TV-out |
| Bluetooth | 2.1 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Not supported | Supported |
| GPS | Not supported | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Sony Ericsson txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| Sensors | Not supported | Accelerometer Ambient light sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Ericsson txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Removable) EP500 |
| Battery capacity | 1000 mAh | 1200 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 3.2 hours | 5.2 hours |
| Standby | 416 hours (17.3 days) | 440 hours (18.3 days) |
➕ Other features | ||
| Sony Ericsson txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | feature not registered |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Fixed QWERTY keyboard | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Black, Blue, White, Pink • Facebook and Twitter • Google Mail and Google Talk • Java framework | • Colors: Black, White • 8GB microSD included • 3D stereo sound • Continuous autofocus • Touch capture • WisePilot navigation • Java framework |
☢️ Radiation rate | ||
| Sony Ericsson txt (CK13a) | Sony Ericsson Vivaz Pro (U8a) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |