Sony Ericsson txt Pro (CK15i) vs Blu Studio X Plus (D770U)
Side by side comparison between Sony Ericsson txt Pro vs Blu Studio X Plus phones, differences, pros, cons and full specifications. What's the better?
,
vs
5.5"
IPS
IPS
720x1280
8
MP
MP
2mp
1GB
RAM
RAM
Quad-core
2600
mAh
mAh
(Removable)
What's the better phone? Blu Studio X Plus (D770U)
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 
27 Advantages | 11 Common items in both devices |
| Only digital zoom |
| Capacitive |
| Accelerometer |
| Ambient light sensor |
| Proximity sensor |
| LiPo: li-ion polymer (Removable) / Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| +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 Pro (CK15i) | Blu Studio X Plus (D770U) | |
| Model | txt Pro (CK15i) | Studio X Plus (D770U) |
| Other model names | Sony Ericsson txt Pro CK15, Sony txt Pro | BLU Studio X Plus D770U, BLU D770U |
| Country or region available |  (Global, International) |  USA |
| Brand | Sony Ericsson | Blu |
| Release date | 7/1/2011 | 1/1/2015 |
| Depth | 18 millimeters (0.71 inches) | 10.6 millimeters (0.42 inches) |
| Size (width x height) | 52 x 93 millimeters (2.05 x 3.66 in) | 76.6 x 155.5 millimeters (3.02 x 6.12 in) |
| Weight | 100 grams (3.5 ounces) | 170 grams (5.95 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Sony Ericsson txt Pro (CK15i) | Blu Studio X Plus (D770U) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 3" inches | 5.5" inches |
| Screen-to-body ratio | ~53% (screen-to-body ratio) | ~70% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 155 PPI | 267 PPI |
| Colors | 260 thousand | 16 million |
| 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 (CK15i) | Blu Studio X Plus (D770U) | |
| System version | Proprietary OS | Android 4.4.2 KitKat |
| Firmware update | feature not registered | Android 5.0 Lollipop |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Ericsson txt Pro (CK15i) | Blu Studio X Plus (D770U) | |
| Chipset | 32bit | 32bit: MediaTek MT6582M |
| CPU | Single-core, 1 processor: Single-core PNX-4910 (Single-core) | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | feature not registered | ARM Mali-400 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Ericsson txt Pro (CK15i) | Blu Studio X Plus (D770U) | |
| RAM memory | 64MB SDRAM | 1GB LPDDR2 |
| Internal storage | 256MB (100MB available) | 8GB (4GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Sony Ericsson txt Pro (CK15i) | Blu Studio X Plus (D770U) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) micro-SIM (3FF) and standard SIM (2FF) |
| Maximum Download / Upload | 0.236 Mbps | 21/5.76 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 850/1700/1900 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| 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 Ericsson txt Pro (CK15i) | Blu Studio X Plus (D770U) | |
| Back camera (main camera) | 3.1 megapixels | 8 megapixels |
| Main camera resolution | 2048x1536 pixels | 3264x2448 pixels |
| Video recording (primary) | QVGA (320x240) | Full HD (1920x1080) 30 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 | Supported |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony Ericsson txt Pro (CK15i) | Blu Studio X Plus (D770U) | |
| Front camera (secondary) | Not supported | 2 megapixels |
| Front camera resolution | Not supported | 1600x1200 pixels |
| Video recording (secondary) | Not supported | HD (1280x720) |
| 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 (CK15i) | Blu Studio X Plus (D770U) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.263 | MP4, H.264, H.263, DivX, XviD |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Sony Ericsson txt Pro (CK15i) | Blu Studio X Plus (D770U) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | Not supported | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Sony Ericsson txt Pro (CK15i) | Blu Studio X Plus (D770U) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Ericsson txt Pro (CK15i) | Blu Studio X Plus (D770U) | |
| Battery type | LiPo: li-ion polymer (Removable) BST-43 | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1000 mAh | 2600 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5.2 hours | 16 hours |
| Standby | 400 hours (16.7 days) | 775 hours (32.3 days) |
➕ Other features | ||
| Sony Ericsson txt Pro (CK15i) | Blu Studio X Plus (D770U) | |
| Call control | Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-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 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Black, White, Pink • Facebook and Twitter • Google Mail and Google Talk • Java framework | • Colors: Black, White, Blue, Gold, Pink |
☢️ Radiation rate | ||
| Sony Ericsson txt Pro (CK15i) | Blu Studio X Plus (D770U) | |
| 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 |