Asus Zenfone 3 (5.5 ZE552KL 64GB) vs Sony Ericsson txt Pro (CK15a)
Side by side comparison between Asus Zenfone 3 vs Sony Ericsson txt Pro phones, differences, pros, cons and full specifications. What's the better?
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5.5"
IPS+
IPS+
1080x1920
16
MP
MP
8mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
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What's the better phone? Asus Zenfone 3 (5.5 ZE552KL 64GB)
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!
31 Advantages 
2 Advantages | 11 Common items in both devices |
| Only digital zoom |
| Capacitive |
| Accelerometer |
| Ambient light sensor |
| Proximity sensor |
| Hands-free calling |
| Vibrating alert |
| +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 | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| Model | Zenfone 3 (5.5 ZE552KL 64GB) | txt Pro (CK15a) |
| Other model names | Zenfone 3 ZE552KL 4GB/64GB 5.5" Dual-SIM, Asus Libra | Sony Ericsson txt Pro CK15, Sony txt Pro |
| Country or region available |            (Europe), (Global, International), Brazil, Canada, China, USA, Hong Kong, India, Indonesia, Japan, Taiwan |  (Latin America), Canada, USA |
| Brand | Asus | Sony Ericsson |
| Release date | 7/12/2016 | 7/1/2011 |
| Depth | 7.7 millimeters (0.3 inches) | 18 millimeters (0.71 inches) |
| Size (width x height) | 77.38 x 152.59 millimeters (3.05 x 6.01 in) | 52 x 93 millimeters (2.05 x 3.66 in) |
| Weight | 155 grams (5.43 ounces) | 100 grams (3.5 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| Display type | TFT Super IPS+ | TFT LCD |
| Screen size | 5.5" inches | 3" inches |
| Screen-to-body ratio | ~70.6% (screen-to-body ratio) | ~53% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels (16:9) | 240x400 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Single touch 1-point |
| Pixel density (dot pitch) | 401 PPI | 155 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Gorilla Glass 3 | Scratch-resistant glass |
| Refresh rate | 60Hz | feature not registered |
| Display features | 2.5D glass | feature not registered |
🤖 Operating System | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| System version | Android 6.0.1 Marshmallow | Proprietary OS |
| Firmware update | Android 8.0 Oreo | feature not registered |
| User Interface | ZenUI 3.0 | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| Chipset | 64bit: Qualcomm Snapdragon 625 (MSM8953) (14nm) | 32bit |
| CPU | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core) | Single-core, 1 processor: Single-core PNX-4910 (Single-core) |
| GPU graphical controller | Qualcomm Adreno 506 (650MHz) | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| RAM memory | 4GB LPDDR3 | 64MB SDRAM |
| Internal storage | 64GB (55GB available) eMMC 5.1 | 256MB (100MB available) |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 300/50 Mbps | 0.236 Mbps |
| Network technology | 2G, 3G, 4G | 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | Global: UMTS 850/900/1900/2100 Taiwan: UMTS 800/850/900/1900/2100 India: UMTS 850/900/2100 | Not supported |
| Primary 4G network | LTE Cat6 Global: LTE (1, 2, 3, 5, 7, 8, 20) Taiwan: LTE (1, 2, 3, 5, 7, 8, 18, 19, 26, 28) TD-LTE (38, 39, 40, 41) India: LTE (1, 3, 5, 8) TD-LTE (40) Brazil/USA: LTE (1, 2, 3, 4, 5, 7, 8, 17, 28) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Global: UMTS 850/900/1900/2100 Taiwan: UMTS 800/850/900/1900/2100 India: UMTS 850/900/2100 | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | Not supported |
📷 Camera | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| Back camera (main camera) | 16 megapixels | 3.1 megapixels |
| Main camera resolution | 4608x3456 pixels | 2048x1536 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | QVGA (320x240) |
| Flash | Dual-LED flash | Not supported |
| Focal aperture | f/2.0 (aperture) | 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 | LDAF/PDAF: laser/phase detection autofocus | Not supported |
| Touch focus | Supported | Not supported |
| Image stabilization | OIS (4-axis): Optical stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | Not supported |
| Camera extras | 4K@30fps 1080p@30/60fps | feature not registered |
📸 Front camera | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| Front camera (secondary) | 8 megapixels | Not supported |
| Front camera resolution | 3264x2448 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | 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 | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| Loudspeaker | Mono sound (not stereo) 24-bit/192kHz | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM (RDS) | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.263 |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 4.2 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Removable) BST-43 |
| Battery capacity | 3000 mAh | 1000 mAh |
| Charger, watts | 10W (5V/2A) Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 5.2 hours |
| Standby | feature not registered | 400 hours (16.7 days) |
➕ Other features | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | 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: Sapphire Black, Moonlight White, Shimmer Gold | • Colors: Black, White, Pink • Facebook and Twitter • Google Mail and Google Talk • Java framework |
☢️ Radiation rate | ||
| Asus Zenfone 3 (5.5 ZE552KL 64GB) | Sony Ericsson txt Pro (CK15a) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.8W/kg (head) |