Sony Ericsson txt Pro (CK15a) vs BlackBerry 6720
Side by side comparison between Sony Ericsson txt Pro vs BlackBerry 6720 phones, differences, pros, cons and full specifications. What's the better?
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What's the better phone? Sony Ericsson txt Pro (CK15a)
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!
22 Advantages 
1 Advantage | 4 Common items in both devices |
| 18 millimeters (0.71 inches) |
| 3" |
| LiPo: li-ion polymer (Removable) / Li-Ion: lithium-ion (Removable) |
| Vibrating alert |
| + 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 Pro (CK15a) | BlackBerry 6720 | |
| Model | txt Pro (CK15a) | BlackBerry 6720 |
| Other model names | Sony Ericsson txt Pro CK15, Sony txt Pro | RIM BlackBerry 6720 |
| Country or region available |    (Latin America), Canada, USA | feature not registered |
| Brand | Sony Ericsson | BlackBerry |
| Release date | 7/1/2011 | 10/1/2002 |
| Depth | 18 millimeters (0.71 inches) | 18 millimeters (0.71 inches) |
| Size (width x height) | 52 x 93 millimeters (2.05 x 3.66 in) | 77 x 121 millimeters (3.03 x 4.76 in) |
| Weight | 100 grams (3.5 ounces) | 138 grams (4.83 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Sony Ericsson txt Pro (CK15a) | BlackBerry 6720 | |
| Display type | TFT LCD | Monochromatic |
| Screen size | 3" inches | 3" inches |
| Screen-to-body ratio | ~53% (screen-to-body ratio) | ~31.2% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 160x160 pixels |
| Touchscreen | Capacitive Single touch 1-point | Not supported |
| Pixel density (dot pitch) | 155 PPI | 75 PPI |
| Colors | 260 thousand | 2 |
| Scratch-resistant glass | Scratch-resistant glass | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Sony Ericsson txt Pro (CK15a) | BlackBerry 6720 | |
| System version | Proprietary OS | BlackBerry OS 3.0 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Ericsson txt Pro (CK15a) | BlackBerry 6720 | |
| Chipset | 32bit | feature not registered |
| CPU | Single-core, 1 processor: Single-core PNX-4910 (Single-core) | Single-core, 1 processor: Single-core ARM 7EJ-S Core (Single-core) |
| GPU graphical controller | feature not registered | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Ericsson txt Pro (CK15a) | BlackBerry 6720 | |
| RAM memory | 64MB SDRAM | 1MB |
| Internal storage | 256MB (100MB available) | 16MB |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Sony Ericsson txt Pro (CK15a) | BlackBerry 6720 | |
| 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 | 0.236 Mbps | feature not registered |
| Network technology | 2G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Dual-Band 900/1800 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 900/1800 |
| Primary 3G network | Not supported | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE | Not supported |
| 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 Pro (CK15a) | BlackBerry 6720 | |
| Back camera (main camera) | 3.1 megapixels | Not supported |
| Main camera resolution | 2048x1536 pixels | Not supported |
| Video recording (primary) | QVGA (320x240) | Not supported |
| 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 |
| Autofocus | Not supported | Not supported |
| Touch focus | Not supported | feature not registered |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Not supported |
| Face/smile detection | Not supported | feature not registered |
| BSI sensor | Not supported | feature not registered |
| HDR | Not supported | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony Ericsson txt Pro (CK15a) | BlackBerry 6720 | |
| 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 Pro (CK15a) | BlackBerry 6720 | |
| Loudspeaker | Supported | feature not registered |
| Active noise cancellation | Not supported | feature not registered |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.263 | feature not registered |
| Audio formats | MP3, WAV, WMA, eAAC+ | feature not registered |
🔌 Connectivity | ||
| Sony Ericsson txt Pro (CK15a) | BlackBerry 6720 | |
| USB | MicroUSB 2.0 | USB 1.1 proprietary connector |
| Audio output | 3.5mm jack | 2.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | Not supported |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | Not supported |
| DLNA | Not supported | feature not registered |
| GPS | Not supported | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Sony Ericsson txt Pro (CK15a) | BlackBerry 6720 | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Ericsson txt Pro (CK15a) | BlackBerry 6720 | |
| Battery type | LiPo: li-ion polymer (Removable) BST-43 | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1000 mAh | feature not registered |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5.2 hours | 4 hours |
| Standby | 400 hours (16.7 days) | 240 hours (10 days) |
➕ Other features | ||
| Sony Ericsson txt Pro (CK15a) | BlackBerry 6720 | |
| Call control | Voice recorder | Not supported |
| Messaging | SMS (T9), MMS, E-mail | SMS, E-mail |
| Hands-free calling | Supported | Not supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Monophonic |
| Web browser | HTML, XHTML | WAP |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Fixed QWERTY keyboard |
| Miscellaneous | • Colors: Black, White, Pink • Facebook and Twitter • Google Mail and Google Talk Java framework | • Colors: Black • Monochrome STN display |
☢️ Radiation rate | ||
| Sony Ericsson txt Pro (CK15a) | BlackBerry 6720 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.8W/kg (head) | feature not registered |