Samsung Galaxy S21+ vs Sony Ericsson txt Pro (CK15a)
Side by side comparison between Samsung Galaxy S21+ Plus vs Sony Ericsson txt Pro phones, differences, pros, cons and full specifications. What's the better?
,
6.7"
AMOLED
AMOLED
1080x2400
12.2
MP
MP
10mp
8GB
RAM
RAM
Octa-core
4800
mAh
mAh
(Non removable)
vs
What's the better phone? Samsung Galaxy S21+
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!
36 Advantages 
4 Advantages | 6 Common items in both devices |
| Capacitive |
| Accelerometer |
| Ambient light sensor |
| Proximity sensor |
| FM / FM (RDS) |
| Gorilla Glass Victus / Scratch-resistant glass |
| + 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 | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| Change model | ||
| Model | Galaxy S21+ | txt Pro (CK15a) |
| Other model names | Galaxy S21 Plus 5G SM-G996B/DS | Sony Ericsson txt Pro CK15, Sony txt Pro |
| Country or region available |  (Global, International) |    (Latin America), Canada, USA |
| Brand | Samsung | Sony Ericsson |
| Release date | 1/29/2021, Announced: 1/14/2021 | 7/1/2011 |
| Depth | 7.8 millimeters (0.31 inches) | 18 millimeters (0.71 inches) |
| Size (width x height) | 75.6 x 161.5 millimeters (2.98 x 6.36 in) | 52 x 93 millimeters (2.05 x 3.66 in) |
| Weight | 200 grams (7 ounces) | 100 grams (3.5 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| Display type | Dynamic AMOLED | TFT LCD |
| Screen size | 6.7" inches | 3" inches |
| Screen-to-body ratio | ~88.8% (screen-to-body ratio) | ~53% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 240x400 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Single touch 1-point |
| Pixel density (dot pitch) | 393 PPI | 155 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Gorilla Glass Victus | Scratch-resistant glass |
| Refresh rate | 120Hz | feature not registered |
| Display features | 1300nits[peak] HDR10+ Always-On Display | feature not registered |
🤖 Operating System | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| System version | Android 11 | Proprietary OS |
| Firmware update | Android 14 | feature not registered |
| User Interface | One UI 3.1 / 4.1 / 5.1 / 6.0 | feature not registered |
⚙️ Processor | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| Chipset | 64bit: Samsung Exynos 2100 (5nm) | 32bit |
| CPU | Octa-core, 3 processors: 1x 2.9GHz ARM Cortex-X1 (Single-core) 3x 2.8GHz ARM Cortex-A78 (Triple-core) 4x 2.2GHz ARM Cortex-A55 (Quad-core) | Single-core, 1 processor: Single-core PNX-4910 (Single-core) |
| GPU graphical controller | ARM Mali-G78 MP14 (854MHz) | feature not registered |
| Performance (benchmark) | AnTuTu: 622276 (v8) Geekbench: 3476 (v5.1) GFXBench: 54fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| RAM memory | 8GB LPDDR5 | 64MB SDRAM |
| Internal storage | 128GB (104GB available) UFS 3.1 | 256MB (100MB available) |
| External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 5000/1920 Mbps | 0.236 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G |
| 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | Not supported |
| Primary 4G network | LTE Cat24 () TD-LTE () VoLTE | Not supported |
| Primary 5G network | SA/NSA/Sub6 () | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat24 () TD-LTE () VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| Back camera (main camera) | (triple camera) 12.2 megapixels 64MP telephoto f/2.029mm1/1.72"0.8µmPDAFOIS1.1x-optical-zoom3x-hybrid-zoom 12MP ultrawide f/2.213mm120°1/2.55"1.4µmSuper-Steady-video | 3.1 megapixels |
| Main camera resolution | 4032x3024 pixels | 2048x1536 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 24 fps | QVGA (320x240) |
| Flash | LED flash | Not supported |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/1.76" inches | feature not registered |
| Pixel size | 1.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus on both cameras | Not supported |
| Touch focus | Supported | Not supported |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | Not supported |
| Camera extras | 4K@60fps 1080p@240fps 720p@960fps | feature not registered |
📸 Front camera | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| Front camera (secondary) | 10 megapixels | Not supported |
| Front camera resolution | 3872x2592 pixels | Not supported |
| Video recording (secondary) | 4K UHD (3840x2160) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/3.24" inches | feature not registered |
| Pixel size | 1.22µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | Not supported |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Removable) BST-43 |
| Battery capacity | 4800 mAh | 1000 mAh |
| Charger, watts | 25W Wired fast charging USB Power Delivery 3.0 | Wired charging |
| Inductive / wireless charging | 15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging | feature not registered |
| Talk time autonomy | feature not registered | 5.2 hours |
| Standby | feature not registered | 400 hours (16.7 days) |
➕ Other features | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Phantom Black, Silver, Gold, Red, Violet, Pink • Samsung Pay (Visa, MasterCard) • Samsung DeX | • Colors: Black, White, Pink • Facebook and Twitter • Google Mail and Google Talk • Java framework |
☢️ Radiation rate | ||
| Galaxy S21+ | Sony Ericsson txt Pro (CK15a) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.541W/kg (head), 1.335W/kg (body) | 0.8W/kg (head) |