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| Phone | Palm Treo 650 (CDMA) | Samsung SCH-A310 | Cal-Comp EZ | AT&T Cingular Flip IV / Cricket Debut Flip |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? |
2.8" diag. 4 : 3 |
| Display Resolution & Type |
320 x 320 pixels LCD (TFT/TFD) |
128 x 128 pixels LCD (Grayscale) |
128 x 128 pixels LCD (STN) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | ? | 800 mAh | 1,450 mAh |
| Processor | 312 MHz Intel XScale PXA270 | ? | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | ? | ? | ? | 512 MB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 4 GB |
| Main Camera | Yes | - | - | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | QVGA (320 x 240) | - | - | WVGA / 480p |
| Front Camera | - | - | - | - |
| Weight |
6.3 oz (179g) |
3.2 oz (91g) |
2.47 oz (70g) |
4.59 oz (130g) |
| Dimensions |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm) |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
4.13" x 2.14" x 0.74" (105 x 54 x 18.9 mm) |
| Form Factor | Slab | Clamshell | Slab | Clamshell |
| Platform / OS | Palm OS | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 14 WCDMA: 2, 4, 5 |
| Data Technology | 1xRTT | 1xRTT | 1xRTT | LTE (Cat 4) |
| Features | ||||
| GPS / Location | n/a | Yes | Yes | Yes |
| Accessibility | ||||
| Adjustable Text Size | n/a | - | - | Yes |
| Hearing Aid Compatible | - | - | - |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | Yes | Yes | Yes |
| TTY/TDD (Digital) | - | - | - | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | - | - | Yes |
| Infrared (IR) | Yes | - | - | - |
| Mobile Hotspot | n/a | - | - | Yes |
| USB | - | Yes |
Yes Mini-USB |
Yes Micro-USB |
| Wi-Fi | - | - | - |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | n/a | - | - | Yes |
| Voice Dialing | n/a | Yes | - | Yes |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Graphics | n/a | - | - | Yes |
| Custom Ringtones | n/a | - | - | Yes |
| Real-Music Ringers | n/a | - | - | Yes |
| Data & Network | ||||
| Data Tethering | n/a | Yes | - | - |
| WAP / Web Browser | n/a | Yes | - | Yes |
| Input | ||||
| Predictive Text Entry | n/a | Yes | - | Yes |
| Side Keys | Yes | Yes | - | Yes |
| Text Keyboard, Hardware | Yes | - | - | - |
| Touch Screen | Yes | - | - | - |
| Memory | ||||
| Memory Card Slot | Yes | - | - | Yes |
| Messaging | ||||
| Email Client | n/a | - | - | Yes |
| MMS | n/a | - | - | Yes |
| Text Messaging Templates | n/a | - | Yes | - |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | - | - | Yes |
| Music Player | n/a | - | - | Yes |
| Productivity | ||||
| Alarm | n/a | - | Yes | Yes |
| Calculator | n/a | - | Yes | Yes |
| Calendar | n/a | Yes | Yes | Yes |
| To-Do List | n/a | - | Yes | - |
| Voice Memo | n/a | Yes | Yes * | Yes |
| Software | ||||
| Games | n/a | Yes | - | Yes |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Headset Jack (2.5 mm) | n/a | Yes | Yes | - |
| Speaker Phone | Yes | - | - | Yes |
| * Some versions only | ||||
| Palm Treo 650 (CDMA) | Samsung SCH-A310 | Cal-Comp EZ | AT&T Cingular Flip IV / Cricket Debut Flip | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo 650 (CDMA) | Samsung SCH-A310 | Cal-Comp EZ | AT&T Cingular Flip IV / Cricket Debut Flip |
