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| Phone | Motorola KRZR K1 | Motorola T720 / T721 (GSM) | HP iPAQ Glisten | Motorola ROKR E2 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
2.5" diag. 4 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
120 x 160 pixels LCD (STN) |
320 x 240 pixels (~160 ppi) AMOLED |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 780 mAh | ? | 1,590 mAh | ? |
| Processor | ? | ? | 528 MHz Qualcomm MSM7200a (ARM11) | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | - | 3 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | - | QVGA (320 x 240) | ? |
| Front Camera | - | - | - | - |
| Weight |
3.6 oz (102g) |
3.56 oz (101g) |
5.29 oz (150g) |
3.77 oz (107g) |
| Dimensions |
4.05" x 1.65" x 0.63" (103 x 42 x 16 mm) |
3.5" x 1.87" x 0.83" (89 x 47 x 21.1 mm) |
4.44" x 2.47" x 0.53" (113 x 63 x 13.4 mm) |
4.17" x 1.95" x 0.71" (106 x 50 x 18 mm) |
| Form Factor | Clamshell | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Windows Mobile Professional | (proprietary) |
| Network Bands |
GSM: 850, 900, 1800, 1900 |
GSM: 850, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | EDGE | GPRS | HSDPA 3.6 | EDGE |
| Features | ||||
| GPS / Location | - | - | n/a | - |
| Accessibility | ||||
| Adjustable Text Size | - | - | n/a | - |
| Hearing Aid Compatible | - | - |
Yes M4, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | Yes | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | - |
| Alerts | ||||
| Extra Display | Yes | Yes | - | - |
| Ringer Profiles | Yes | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | Yes |
| USB | Yes | - |
Yes Micro-USB |
Yes |
| Wi-Fi | - | - |
Yes 802.11 b,g |
- |
| Contacts | ||||
| Picture ID | Yes | - | n/a | Yes |
| Ringer ID | Yes | Yes | n/a | Yes |
| Voice Dialing | Yes | Yes | n/a | Yes |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Graphics | Yes | Yes | n/a | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes |
| Real-Music Ringers | - | - | n/a | - |
| Data & Network | ||||
| Data Tethering | Yes | Yes | n/a | Yes |
| WAP / Web Browser | Yes | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Stylus | - | - | Yes | - |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - | - |
Yes Resistive |
- |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | Yes | n/a | Yes |
| EMS / Picture Messaging | Yes | Yes | n/a | - |
| Instant Messaging | - | - | n/a | - |
| MMS | Yes | - | n/a | Yes |
| Text Messaging Templates | Yes | Yes | n/a | Yes |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | Yes | - | n/a | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | Yes |
| Calculator | Yes | Yes | n/a | Yes |
| Calendar | Yes | Yes | n/a | Yes |
| To-Do List | - | - | n/a | Yes |
| Voice Memo | Yes | Yes | n/a | Yes |
| Software | ||||
| Games | Yes | Yes | n/a | Yes |
| Java (J2ME) | Yes | Yes | n/a | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | - | Yes | n/a | - |
| Push-To-Talk | Yes * | - | - | - |
| Speaker Phone | Yes | - | Yes | Yes |
| * Some versions only | ||||
| Motorola KRZR K1 | Motorola T720 / T721 (GSM) | HP iPAQ Glisten | Motorola ROKR E2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola KRZR K1 | Motorola T720 / T721 (GSM) | HP iPAQ Glisten | Motorola ROKR E2 |
