Sony Ericsson txt Pro (CK15a) vs Micromax A45 (Superfone Punk)
Side by side comparison between Sony Ericsson txt Pro vs Micromax A45 phones, differences, pros, cons and full specifications. What's the better?
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What's the better phone? Micromax A45 (Superfone Punk)
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!
6 Advantages 
12 Advantages | 13 Common items in both devices |
| Until 32GB microSD, microSDHC |
| TFT LCD |
| Only digital zoom |
| 2G EDGE |
| 0.236 Mbps |
| Capacitive |
| Accelerometer |
| +6 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) | Micromax A45 (Superfone Punk) | |
| Model | txt Pro (CK15a) | A45 (Superfone Punk) |
| Other model names | Sony Ericsson txt Pro CK15, Sony txt Pro | Micromax Superfone Punk A45, Micromax A45 Rihanna |
| Country or region available |    (Latin America), Canada, USA |  India |
| Brand | Sony Ericsson | Micromax |
| Release date | 7/1/2011 | 7/1/2012 |
| Depth | 18 millimeters (0.71 inches) | 13 millimeters (0.51 inches) |
| Size (width x height) | 52 x 93 millimeters (2.05 x 3.66 in) | 63 x 115 millimeters (2.48 x 4.53 in) |
| Weight | 100 grams (3.5 ounces) | 120 grams (4.2 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Sony Ericsson txt Pro (CK15a) | Micromax A45 (Superfone Punk) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3" inches | 3.5" inches |
| Screen-to-body ratio | ~53% (screen-to-body ratio) | ~50.3% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 320x480 pixels |
| Touchscreen | Capacitive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 155 PPI | 165 PPI |
| Colors | 260 thousand | 65 thousand |
| 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) | Micromax A45 (Superfone Punk) | |
| System version | Proprietary OS | Android 2.3.6 Gingerbread |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Ericsson txt Pro (CK15a) | Micromax A45 (Superfone Punk) | |
| Chipset | 32bit | 32bit: MediaTek MT6513 (65nm) |
| CPU | Single-core, 1 processor: Single-core PNX-4910 (Single-core) | Single-core, 1 processor: 1x 650MHz ARM Cortex-A9 (Single-core) |
| GPU graphical controller | feature not registered | PowerVR SGX531 281Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Ericsson txt Pro (CK15a) | Micromax A45 (Superfone Punk) | |
| RAM memory | 64MB SDRAM | 256MB |
| Internal storage | 256MB (100MB available) | 512MB (180MB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Sony Ericsson txt Pro (CK15a) | Micromax A45 (Superfone Punk) | |
| 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) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 0.236 Mbps | 0.236 Mbps |
| 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 | GPRS, EDGE |
| Secondary 2G network | Not supported | GSM 900/1800 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS |
📷 Camera | ||
| Sony Ericsson txt Pro (CK15a) | Micromax A45 (Superfone Punk) | |
| Back camera (main camera) | 3.1 megapixels | 2 megapixels |
| Main camera resolution | 2048x1536 pixels | 1600x1200 pixels |
| Video recording (primary) | QVGA (320x240) | VGA (640x480) 30 fps |
| 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 | Not supported |
| Image stabilization | feature not registered | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony Ericsson txt Pro (CK15a) | Micromax A45 (Superfone Punk) | |
| 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) | Micromax A45 (Superfone Punk) | |
| 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, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, AAC+ |
🔌 Connectivity | ||
| Sony Ericsson txt Pro (CK15a) | Micromax A45 (Superfone Punk) | |
| 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 | 2.0 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | Not supported | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Sony Ericsson txt Pro (CK15a) | Micromax A45 (Superfone Punk) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Ericsson txt Pro (CK15a) | Micromax A45 (Superfone Punk) | |
| Battery type | LiPo: li-ion polymer (Removable) BST-43 | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1000 mAh | 1300 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5.2 hours | 4.5 hours |
| Standby | 400 hours (16.7 days) | 167 hours (7 days) |
➕ Other features | ||
| Sony Ericsson txt Pro (CK15a) | Micromax A45 (Superfone Punk) | |
| Call control | Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail | SMS (T9), MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | HTML, XHTML, Flash player |
| 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 • Java framework |
☢️ Radiation rate | ||
| Sony Ericsson txt Pro (CK15a) | Micromax A45 (Superfone Punk) | |
| 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 |