Sony Ericsson txt Pro (CK15a) vs Samsung Galaxy Watch (42mm SM-R815F)
Side by side comparison between Sony Ericsson txt Pro vs Samsung Galaxy Watch devices, differences, pros, cons and full specifications. What's the better?
,
vs
1.2"
AMOLED
AMOLED
360x360
N/A
1.5GB
RAM
RAM
Dual-core
270
mAh
mAh
(Non removable)
What's the better device? Samsung Galaxy Watch (42mm SM-R815F)
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!
11 Advantages 
21 Advantages | 4 Common items in both devices |
| Capacitive |
| Accelerometer |
| Ambient light sensor |
| Scratch-resistant glass / Gorilla Glass DX+ |
| + 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) | Galaxy Watch (42mm SM-R815F) | |
| Model | txt Pro (CK15a) | Galaxy Watch (42mm SM-R815F) |
| Other model names | Sony Ericsson txt Pro CK15, Sony txt Pro | Galaxy Watch 42mm (4G LTE) SM-R815FZDAAMO, Samsung Galileo |
| Country or region available |    (Latin America), Canada, USA |        (Europe), South Africa, Saudi Arabia, Australia, Israel, Singapore, Taiwan |
| Brand | Sony Ericsson | Samsung |
| Release date | 7/1/2011 | 8/1/2018 |
| Depth | 18 millimeters (0.71 inches) | 12.7 millimeters (0.5 inches) |
| Size (width x height) | 52 x 93 millimeters (2.05 x 3.66 in) | 41.9 x 45.7 millimeters (1.65 x 1.8 in) |
| Weight | 100 grams (3.5 ounces) | 49 grams (1.72 ounces) |
| Build, materials | feature not registered | Stainless steel body, glass front |
| Protection against water and others | Not supported | 5 ATM: 50 meters waterproof. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| Sony Ericsson txt Pro (CK15a) | Galaxy Watch (42mm SM-R815F) | |
| Display type | TFT LCD | Super AMOLED |
| Screen size | 3" inches | 1.2" inches |
| Screen-to-body ratio | ~53% (screen-to-body ratio) | ~24.3% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 360x360 pixels (1:1) |
| Touchscreen | Capacitive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 155 PPI | 424 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Gorilla Glass DX+ |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Sony Ericsson txt Pro (CK15a) | Galaxy Watch (42mm SM-R815F) | |
| System version | Proprietary OS | Tizen 4.0 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Ericsson txt Pro (CK15a) | Galaxy Watch (42mm SM-R815F) | |
| Chipset | 32bit | 64bit: Samsung Exynos 9 Dual 9110 (10nm) |
| CPU | Single-core, 1 processor: Single-core PNX-4910 (Single-core) | Dual-core, 1 processor: 2x 1.15GHz ARM Cortex-A53 (Dual-core) |
| GPU graphical controller | feature not registered | ARM Mali-T720 MP1 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Ericsson txt Pro (CK15a) | Galaxy Watch (42mm SM-R815F) | |
| RAM memory | 64MB SDRAM | 1.5GB LPDDR3 |
| Internal storage | 256MB (100MB available) | 4GB (1.5GB available) eMMC |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Sony Ericsson txt Pro (CK15a) | Galaxy Watch (42mm SM-R815F) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) e-SIM (Eletronic) |
| Maximum Download / Upload | 0.236 Mbps | 10 Mbps |
| Network technology | 2G | 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Not supported |
| Primary 2G network | GSM 850/900/1800/1900 | Not supported |
| Primary 3G network | Not supported | UMTS 900/1900 |
| Primary 4G network | Not supported | LTE (Bands 1,3,7,8,20) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE | UMTS, HSDPA, HSUPA, HSPA+, LTE |
| 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) | Galaxy Watch (42mm SM-R815F) | |
| 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 | Not supported |
| Image stabilization | feature not registered | Not supported |
| Zoom | Only digital zoom | Not supported |
| 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) | Galaxy Watch (42mm SM-R815F) | |
| 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) | Galaxy Watch (42mm SM-R815F) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.263 | MP4 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, OGG, eAAC+ |
🔌 Connectivity | ||
| Sony Ericsson txt Pro (CK15a) | Galaxy Watch (42mm SM-R815F) | |
| USB | MicroUSB 2.0 | Not supported |
| Audio output | 3.5mm jack | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 4.2 + 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 | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Sony Ericsson txt Pro (CK15a) | Galaxy Watch (42mm SM-R815F) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Barometer Gyroscope Heart rate Pedometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Ericsson txt Pro (CK15a) | Galaxy Watch (42mm SM-R815F) | |
| Battery type | LiPo: li-ion polymer (Removable) BST-43 | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 1000 mAh | 270 mAh |
| Charger, watts | Wired charging | 3.5W (5V/0.7A) Wired charging |
| Inductive / wireless charging | feature not registered | Qi wireless charging |
| Talk time autonomy | 5.2 hours | feature not registered |
| Standby | 400 hours (16.7 days) | 72 hours (3 days) |
➕ Other features | ||
| Sony Ericsson txt Pro (CK15a) | Galaxy Watch (42mm SM-R815F) | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | Not supported |
| 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: Midnight Black, Rose Gold • Straps: Black, Grey, Red, Yellow, Purple, Pink, Brown • Compatible with standard 20mm straps • Always-on display • Rotating bezel • Samsung Pay |
☢️ Radiation rate | ||
| Sony Ericsson txt Pro (CK15a) | Galaxy Watch (42mm SM-R815F) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.8W/kg (head) | 0.383W/kg (head), 0.383W/kg (body) |