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| Phone | Palm Treo 650 (CDMA) | Samsung Galaxy Z Fold2 | Sanyo MM-5600 | BlackBerry 7750 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
7.6" diag. 4 : 3 |
? | ? |
| Display Resolution & Type |
320 x 320 pixels LCD (TFT/TFD) |
1768 x 2208 pixels (~372 ppi) AMOLED |
240 x 320 pixels LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | ? | 4,500 mAh | 1,000 mAh | ? |
| Processor | 312 MHz Intel XScale PXA270 | 3.1 GHz Qualcomm Snapdragon 865+ | ? | ? |
| RAM | ? | 12 GB | ? | ? |
| Storage | ? raw hardware | 256 GB | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 12 megapixel | 1 megapixel | - |
| Wide Camera | - | 12 megapixel | - | - |
| Tele Camera | - | 12 megapixel | - | - |
| Video Capture | QVGA (320 x 240) | 4K UHD | ? | - |
| Front Camera | - | 10 megapixel | - | - |
| Weight |
6.3 oz (179g) |
9.95 oz (282g) |
4.52 oz (128g) |
5.01 oz (142g) |
| Dimensions |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
6.27" x 2.68" x 0.66" (159 x 68 x 16.8 mm) |
3.66" x 1.91" x 1.04" (93 x 49 x 26.4 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
| Form Factor | Slab | Foldable | Clamshell | Slab |
| Platform / OS | Palm OS | Android | (proprietary) | BlackBerry OS |
| Network Bands |
CDMA: 850, 1900 |
5G: 2, 5, 25, 41, 66, 71, 260, 261 4G LTE: 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | NR (5G) | 1xRTT | 1xRTT |
| Features | ||||
| Barometer | - | Yes | - | - |
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | Yes | - |
| GPS / Location | n/a | n/a | Yes | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4 (very compatible) |
- |
| Multiple Languages | n/a | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | Yes | - |
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | - |
| Infrared (IR) | Yes | - | - | - |
| NFC | - | Yes | - | - |
| USB | - |
Yes USB Type C |
Yes | Yes |
| UWB | - | Yes | - | - |
| Wi-Fi | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | n/a | n/a | Yes | n/a |
| Ringer ID | n/a | n/a | Yes | n/a |
| Voice Dialing | n/a | n/a | Yes | n/a |
| Customization | ||||
| Custom Graphics | n/a | n/a | Yes | n/a |
| Custom Ringtones | n/a | n/a | Yes | n/a |
| Real-Music Ringers | n/a | n/a | Yes | n/a |
| Data & Network | ||||
| Data Tethering | n/a | n/a | - | n/a |
| WAP / Web Browser | n/a | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | Yes |
| Touch Screen | Yes |
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 | ||||
| Music Player | n/a | n/a | Yes | n/a |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| TV Output | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | - |
| Wireless Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | n/a | n/a | Yes | n/a |
| Calculator | n/a | n/a | Yes | n/a |
| Calendar | n/a | n/a | Yes | n/a |
| To-Do List | n/a | n/a | Yes | n/a |
| Voice Memo | n/a | n/a | Yes | n/a |
| Software | ||||
| Games | n/a | n/a | Yes | n/a |
| Java (J2ME) | n/a | n/a | Yes | n/a |
| Voice | ||||
| Call Screening | - | - | Yes | - |
| HD Voice | - | Yes | - | - |
| Headset Jack (2.5 mm) | n/a | n/a | Yes | n/a |
| Push-To-Talk | - | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | - |
| Palm Treo 650 (CDMA) | Samsung Galaxy Z Fold2 | Sanyo MM-5600 | BlackBerry 7750 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo 650 (CDMA) | Samsung Galaxy Z Fold2 | Sanyo MM-5600 | BlackBerry 7750 |
