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| Phone | Sony Ericsson Z550a | Sony Ericsson K850 | Sony Xperia Z3 Compact | HP iPAQ 510 Voice Messenger | Samsung SGH-A727 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
1.9" diag. 4 : 3 |
2.2" diag. 4 : 3 |
4.6" diag. 16 : 9 |
2" diag. 4 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels (~148 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~319 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
220 x 176 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | ? | ? | 2,600 mAh | 1,100 mAh | ? |
| Processor | ? | ? | 2.5 GHz Qualcomm Snapdragon 801 (MSM8974AC) | 200 MHz TI OMAP 850 | ? |
| RAM | ? | ? | 2 GB | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 16 GB | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | 5 megapixel | 20 megapixel | 1 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | ? | 4K UHD | QCIF (176 x 144) | QCIF (176 x 144) |
| Front Camera | - | - | 2 megapixel | - | - |
| Weight |
3.26 oz (92g) |
4.2 oz (119g) |
4.55 oz (129g) |
3.6 oz (102g) |
2.82 oz (80g) |
| Dimensions |
3.43" x 1.77" x 0.79" (87 x 45 x 20.1 mm) |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
5" x 2.56" x 0.34" (127 x 65 x 8.6 mm) |
4.21" x 1.91" x 0.64" (107 x 49 x 16.3 mm) |
4.51" x 2.01" x 0.35" (115 x 51 x 8.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Windows Mobile Standard | (proprietary) |
| Network Bands |
GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 13, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | HSDPA 3.6 | LTE (Cat 4) | EDGE | HSDPA 1.8 |
| Features | |||||
| GPS / Location | - | - | n/a | n/a | - |
| Ruggedized | - | - | Yes | - | - |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | |||||
| Adjustable Text Size | - | - | n/a | n/a | - |
| Hearing Aid Compatible | - | - |
Yes M3, T4 (very tele-coil compatible) |
- | - |
| Multiple Languages | Yes | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | - | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Ringer Profiles | Yes | Yes | - | Yes | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | - | n/a | n/a | - |
| NFC | - | - | Yes | - | - |
| USB | Yes | Yes |
Yes Micro-USB |
Yes Mini-USB |
Yes |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 802.11 b,g |
- |
| Contacts | |||||
| Picture ID | Yes | Yes | n/a | n/a | Yes |
| Ringer ID | Yes | Yes | n/a | n/a | Yes |
| Voice Dialing | Yes | Yes | n/a | n/a | - |
| Customization | |||||
| Custom Graphics | Yes | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | Yes | n/a | n/a | Yes |
| Real-Music Ringers | Yes | Yes | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | Yes | Yes | n/a | n/a | Yes |
| WAP / Web Browser | Yes | Yes | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | Yes | Yes | n/a | n/a | Yes |
| Instant Messaging | - | - | n/a | n/a | Yes |
| MMS | Yes | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | Yes | n/a | n/a | Yes |
| Music | |||||
| FM Radio | Yes | Yes | Yes | - | - |
| Headphone Jack (3.5mm) | - | - | Yes | - | - |
| Music Player | Yes | Yes | n/a | n/a | Yes |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| DLNA | - | - | Yes | - | - |
| Miracast | - | - | Yes | - | - |
| TV Output | - | - | Yes | - | - |
| Video Calling | - | Yes * | n/a | n/a | - |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | n/a | Yes |
| Calculator | Yes | Yes | n/a | n/a | Yes |
| Calendar | Yes | Yes | n/a | n/a | Yes |
| To-Do List | Yes | Yes | n/a | n/a | Yes |
| Voice Memo | Yes | Yes | n/a | n/a | Yes |
| Software | |||||
| Games | Yes | Yes | n/a | n/a | Yes |
| Java (J2ME) | Yes | Yes | n/a | n/a | Yes |
| Voice | |||||
| Call Screening | - | - | Yes | - | - |
| Headset Jack (2.5 mm) | - | - | n/a | n/a | - |
| Push-To-Talk | Yes * | - | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Sony Ericsson Z550a | Sony Ericsson K850 | Sony Xperia Z3 Compact | HP iPAQ 510 Voice Messenger | Samsung SGH-A727 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Sony Ericsson Z550a | Sony Ericsson K850 | Sony Xperia Z3 Compact | HP iPAQ 510 Voice Messenger | Samsung SGH-A727 |
