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| Phone | Palm Treo 650 (CDMA) | Cal-Comp EZ | Sony Xperia XZ2 | Sony Xperia XZ1 | HTC Desire 520 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Not yet released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
5.7" diag. 18 : 9 |
5.2" diag. 16 : 9 |
4.5" diag. 16 : 9 |
| Display Resolution & Type |
320 x 320 pixels LCD (TFT/TFD) |
128 x 128 pixels LCD (STN) |
1080 x 2160 pixels (~424 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~424 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | 60 Hz |
| Battery | ? | 800 mAh | 3,180 mAh | 2,700 mAh | 2,000 mAh |
| Processor | 312 MHz Intel XScale PXA270 | ? | Qualcomm Snapdragon 845 | 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | ? | ? | 4 GB | 4 GB | 1 GB |
| Storage | ? raw hardware | ? raw hardware | 64 GB | 64 GB | 8 GB |
| Main Camera | Yes | - | 19 megapixel | 19 megapixel | 8 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | QVGA (320 x 240) | - | 4K UHD | 4K UHD | 720p HD |
| Front Camera | - | - | 5 megapixel | 13 megapixel | 2 megapixel |
| Weight |
6.3 oz (179g) |
2.47 oz (70g) |
6.98 oz (198g) |
5.5 oz (156g) |
4.9 oz (139g) |
| Dimensions |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
6.02" x 2.83" x 0.44" (153 x 72 x 11.1 mm) |
5.82" x 2.89" x 0.29" (148 x 73 x 7.4 mm) |
5.5" x 2.71" x 0.36" (140 x 69 x 9 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Slab |
| Platform / OS | Palm OS | (proprietary) | Android | Android | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 29, 38, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 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 |
4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | 1xRTT | LTE (Cat 18) | LTE (Cat 16) | LTE (Cat 3) |
| Features | |||||
| Barometer | - | - | - | Yes | - |
| Fingerprint Reader | - | - |
Yes stand-alone |
Yes * stand-alone |
- |
| Flashlight | - | - | Yes | Yes | - |
| GPS / Location | n/a | Yes | n/a | n/a | n/a |
| Water-Resistant | - | - |
Yes IPX5 (direct spray) |
Yes IPX8 (SCUBA) |
- |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | n/a | n/a | n/a |
| Hearing Aid Compatible | - | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | - | - | Yes | Yes |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | - | - |
| Mobile Hotspot | n/a | - | n/a | n/a | n/a |
| NFC | - | - | Yes | Yes | - |
| USB | - |
Yes Mini-USB |
Yes USB Type C |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | n/a | - | n/a | n/a | n/a |
| Ringer ID | n/a | - | n/a | n/a | n/a |
| Voice Dialing | n/a | - | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | n/a | - | n/a | n/a | n/a |
| Custom Ringtones | n/a | - | n/a | n/a | n/a |
| Real-Music Ringers | n/a | - | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | n/a | - | n/a | n/a | n/a |
| Dual-SIM | - | - | Yes | Yes * | - |
| WAP / Web Browser | n/a | - | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | n/a | - | n/a | n/a | n/a |
| Side Keys | Yes | - | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - | - |
| Touch Screen | Yes | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | - | n/a | n/a | n/a |
| Instant Messaging | n/a | - | n/a | n/a | n/a |
| MMS | n/a | - | n/a | n/a | n/a |
| Text Messaging Templates | n/a | Yes | n/a | n/a | n/a |
| Music | |||||
| FM Radio | - | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | - | - | Yes | Yes |
| Music Player | n/a | - | n/a | n/a | n/a |
| Stereo Speakers | - | - | Yes | Yes | - |
| Photo & Video | |||||
| DLNA | - | - | Yes | Yes | Yes |
| Miracast | - | - | Yes | Yes | - |
| Power | |||||
| Fast Charging | - | - | Yes | Yes | - |
| Wireless Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a | n/a |
| To-Do List | n/a | Yes | n/a | n/a | n/a |
| Voice Memo | n/a | Yes * | n/a | n/a | n/a |
| Software | |||||
| Games | n/a | - | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | - | Yes | Yes | - |
| Headset Jack (2.5 mm) | n/a | Yes | n/a | n/a | n/a |
| Speaker Phone | Yes | - | Yes | Yes | Yes |
| * Some versions only | |||||
| Palm Treo 650 (CDMA) | Cal-Comp EZ | Sony Xperia XZ2 | Sony Xperia XZ1 | HTC Desire 520 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo 650 (CDMA) | Cal-Comp EZ | Sony Xperia XZ2 | Sony Xperia XZ1 | HTC Desire 520 |
