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| Phone | Palm Treo 650 (CDMA) | ZTE Grand X 3 | Asus ROG Phone | Samsung SPH-A660 / VI660 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
5.5" diag. 16 : 9 |
6" diag. 18 : 9 |
? |
| Display Resolution & Type |
320 x 320 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~267 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~402 ppi) AMOLED |
128 x 160 pixels LCD (Color) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? |
| Battery | ? | 3,080 mAh | 4,000 mAh | ? |
| Processor | 312 MHz Intel XScale PXA270 | 1.3 GHz Qualcomm Snapdragon 210 (MSM8909) | 3 GHz Qualcomm Snapdragon 845 | ? |
| RAM | ? | 2 GB | 8 GB | ? |
| Storage | ? raw hardware | 16 GB | 128 GB * | ? raw hardware |
| Main Camera | Yes | 8 megapixel | 12 megapixel | - |
| Wide Camera | - | - | 8 megapixel | - |
| Tele Camera | - | - | - | - |
| Video Capture | QVGA (320 x 240) | 720p HD | 4K UHD | - |
| Front Camera | - | 2 megapixel | 8 megapixel | - |
| Weight |
6.3 oz (179g) |
6 oz (170g) |
7.05 oz (200g) |
3.54 oz (100g) |
| Dimensions |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
6.07" x 2.99" x 0.37" (154 x 76 x 9.4 mm) |
6.25" x 3" x 0.34" (159 x 76 x 8.6 mm) |
3.3" x 1.8" x 0.87" (84 x 46 x 22.1 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell |
| Platform / OS | Palm OS | Android | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34, 38, 39, 40, 41, 46 WCDMA: 1, 2, 3, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | 1xRTT | LTE (Cat 4) | LTE (Cat 16) | 1xRTT |
| Features | ||||
| Fingerprint Reader | - | - | Yes | - |
| Flashlight | - | Yes | Yes | - |
| GPS / Location | n/a | n/a | n/a | Yes |
| Water-Resistant | - | - | Yes | - |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | - |
| Infrared (IR) | Yes | - | - | - |
| NFC | - | - | Yes | - |
| USB | - |
Yes USB Type C |
Yes USB Type C |
- |
| 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 |
| Ringer ID | n/a | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | n/a | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | n/a | n/a | n/a | Yes |
| Dual-SIM | - | - | Yes | - |
| WAP / Web Browser | n/a | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - |
| Touch Screen | Yes |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | - |
| Messaging | ||||
| Email Client | n/a | n/a | n/a | - |
| MMS | n/a | n/a | n/a | - |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | n/a | n/a | n/a | - |
| Stereo Speakers | - | - | Yes | - |
| Photo & Video | ||||
| TV Output | - | - | Yes | - |
| Power | ||||
| Fast Charging | - | Yes | Yes | - |
| Productivity | ||||
| Alarm | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | Yes |
| Voice Memo | n/a | n/a | n/a | Yes |
| Software | ||||
| Games | n/a | n/a | n/a | 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 |
| Speaker Phone | Yes | Yes | Yes | - |
| Palm Treo 650 (CDMA) | ZTE Grand X 3 | Asus ROG Phone | Samsung SPH-A660 / VI660 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo 650 (CDMA) | ZTE Grand X 3 | Asus ROG Phone | Samsung SPH-A660 / VI660 |
