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| Phone | ZTE Prelude / Avail 2 | Palm Treo 650 (CDMA) | Microsoft Lumia 950 | Samsung SGH-E715 | Motorola A840 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
3.5" diag. 5 : 3 |
? |
5.2" diag. 16 : 9 |
? | ? |
| Display Resolution & Type |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
320 x 320 pixels LCD (TFT/TFD) |
1440 x 2560 pixels (~565 ppi) AMOLED |
128 x 160 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | ? | ? |
| Battery | 1,500 mAh | ? | 3,000 mAh | 900 mAh | ? |
| Processor | 1 GHz Qualcomm Snapdragon MSM7225A | 312 MHz Intel XScale PXA270 | 1.8 GHz Qualcomm Snapdragon 808 (MSM8992) | ? | ? |
| RAM | 512 MB | ? | 3 GB | ? | ? |
| Storage | 4 GB | ? raw hardware | 32 GB | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | Yes | 20 megapixel | Yes | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | VGA (640 x 480) | QVGA (320 x 240) | 4K UHD | - | - |
| Front Camera | - | - | 5 megapixel | - | - |
| Weight |
4.4 oz (125g) |
6.3 oz (179g) |
5.29 oz (150g) |
3.35 oz (95g) |
4.06 oz (115g) |
| Dimensions |
4.6" x 2.44" x 0.45" (117 x 62 x 11.4 mm) |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
5.71" x 2.88" x 0.32" (145 x 73 x 8.2 mm) |
3.54" x 1.77" x 0.94" (90 x 45 x 23.9 mm) |
3.7" x 1.93" x 0.92" (94 x 49 x 23.4 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell | Clamshell |
| Platform / OS | Android | Palm OS | Windows | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 40 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1900 |
CDMA: 850, 1900 GSM: 900, 1800 |
| Data Technology | HSPA 7.2 | 1xRTT | LTE (Cat 6) | GPRS | 1xRTT |
| Features | |||||
| Flashlight | - | - | Yes | - | - |
| GPS / Location | n/a | n/a | n/a | - | Yes |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | n/a | - | - |
| Hearing Aid Compatible | Yes | - | Yes | - | - |
| Multiple Languages | n/a | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | - | Yes |
| Alerts | |||||
| Extra Display | - | - | - | Yes | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | - | - |
| Infrared (IR) | - | Yes | - | Yes | - |
| Mobile Hotspot | n/a | n/a | n/a | - | - |
| NFC | - | - | Yes | - | - |
| USB | Yes | - |
Yes USB Type C |
- | Yes |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | n/a | n/a | n/a | Yes | Yes |
| Ringer ID | n/a | n/a | n/a | Yes | Yes |
| Voice Dialing | n/a | n/a | n/a | - | Yes |
| Customization | |||||
| Custom Graphics | n/a | n/a | n/a | Yes | Yes |
| Custom Ringtones | n/a | n/a | n/a | Yes | Yes |
| Real-Music Ringers | n/a | n/a | n/a | - | Yes |
| Data & Network | |||||
| Data Tethering | n/a | n/a | n/a | Yes | Yes |
| WAP / Web Browser | n/a | n/a | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - | - |
| Touch Screen | Yes | Yes | Yes | - | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | n/a | n/a | n/a | - | Yes |
| EMS / Picture Messaging | n/a | n/a | n/a | Yes | Yes |
| Instant Messaging | n/a | n/a | n/a | - | - |
| MMS | n/a | n/a | n/a | Yes | Yes |
| Text Messaging Templates | n/a | n/a | n/a | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | - | Yes | - | - |
| Music Player | n/a | n/a | n/a | - | Yes |
| Photo & Video | |||||
| DLNA | - | - | Yes | - | - |
| Miracast | - | - | Yes | - | - |
| TV Output | - | - | Yes | - | - |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Wireless Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | n/a | Yes | Yes |
| Calculator | n/a | n/a | n/a | Yes | Yes |
| Calendar | n/a | n/a | n/a | Yes | Yes |
| To-Do List | n/a | n/a | n/a | Yes | - |
| Voice Memo | n/a | n/a | n/a | Yes | - |
| Software | |||||
| BREW | n/a | n/a | n/a | - | Yes |
| Games | n/a | n/a | n/a | Yes | Yes |
| Java (J2ME) | n/a | n/a | n/a | Yes | - |
| Voice | |||||
| HD Voice | - | - | Yes | - | - |
| Headset Jack (2.5 mm) | n/a | n/a | n/a | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | - | Yes |
| ZTE Prelude / Avail 2 | Palm Treo 650 (CDMA) | Microsoft Lumia 950 | Samsung SGH-E715 | Motorola A840 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Prelude / Avail 2 | Palm Treo 650 (CDMA) | Microsoft Lumia 950 | Samsung SGH-E715 | Motorola A840 |
