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| Phone | Sony Ericsson K750 / W800 / D750 / W700 | Sony Xperia XZ1 | Samsung SGH-X640 | ZTE Speed |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
5.2" diag. 16 : 9 |
? |
4.5" diag. 16 : 9 |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
1080 x 1920 pixels (~424 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | 60 Hz |
| Battery | 900 mAh | 2,700 mAh | 800 mAh | 2,000 mAh |
| Processor | ? | 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) | ? | 1.2 GHz Qualcomm Snapdragon 410 MSM8916 |
| RAM | ? | 4 GB | ? | 1 GB |
| Storage | ? raw hardware | 64 GB | ? raw hardware | 8 GB |
| Main Camera | 2 megapixel | 19 megapixel | Yes | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | 4K UHD | - | 720p HD |
| Front Camera | - | 13 megapixel | - | 2 megapixel |
| Weight |
3.49 oz (99g) |
5.5 oz (156g) |
3 oz (85g) |
4.8 oz (136g) |
| Dimensions |
3.94" x 1.81" x 0.79" (100 x 46 x 20.1 mm) |
5.82" x 2.89" x 0.29" (148 x 73 x 7.4 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.3" x 2.6" x 0.4" (135 x 66 x 10.2 mm) |
| Form Factor | Slab | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
4G LTE: 25, 26, 41 CDMA: 800, 850, 1900 |
| Data Technology | GPRS | LTE (Cat 16) | GPRS | LTE (Cat 3) |
| Features | ||||
| Barometer | - | Yes | - | - |
| Fingerprint Reader | - |
Yes * stand-alone |
- | - |
| Flashlight | Yes | Yes | - | - |
| GPS / Location | - | n/a | - | n/a |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | - | n/a |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | Yes |
| Infrared (IR) | Yes | - | - | - |
| Mobile Hotspot | - | n/a | - | n/a |
| NFC | - | Yes | - | - |
| USB | Yes |
Yes USB Type C |
- |
Yes Micro-USB |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
- |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | Yes | n/a | Yes | n/a |
| Ringer ID | Yes | n/a | Yes | n/a |
| Voice Dialing | Yes | n/a | - | n/a |
| Customization | ||||
| Custom Graphics | Yes | n/a | Yes | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a |
| Real-Music Ringers | - | n/a | - | n/a |
| Data & Network | ||||
| Data Tethering | Yes | n/a | - | n/a |
| Dual-SIM | - | Yes * | - | - |
| WAP / Web Browser | Yes | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | Yes |
| Messaging | ||||
| Email Client | Yes | n/a | - | n/a |
| EMS / Picture Messaging | Yes | n/a | Yes | n/a |
| Instant Messaging | - | n/a | - | n/a |
| MMS | Yes | n/a | Yes | n/a |
| Text Messaging Templates | Yes | n/a | Yes | n/a |
| Music | ||||
| FM Radio | Yes | - | - | - |
| Headphone Jack (3.5mm) | - | Yes | - | Yes |
| Music Player | Yes | n/a | - | n/a |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| DLNA | - | Yes | - | - |
| Miracast | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | n/a |
| Calculator | Yes | n/a | Yes | n/a |
| Calendar | Yes | n/a | Yes | n/a |
| To-Do List | Yes | n/a | Yes | n/a |
| Voice Memo | Yes | n/a | Yes | n/a |
| Software | ||||
| Games | Yes | n/a | Yes | n/a |
| Java (J2ME) | Yes | n/a | Yes | n/a |
| Voice | ||||
| HD Voice | - | Yes | - | Yes |
| Headset Jack (2.5 mm) | - | n/a | Yes | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Sony Ericsson K750 / W800 / D750 / W700 | Sony Xperia XZ1 | Samsung SGH-X640 | ZTE Speed | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Sony Ericsson K750 / W800 / D750 / W700 | Sony Xperia XZ1 | Samsung SGH-X640 | ZTE Speed |
