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| Phone | Samsung Jack i637 | Sony Ericsson C905 | Cal-Comp EZ |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
2.4" diag. 4 : 3 |
? |
| Display Resolution & Type |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
128 x 128 pixels LCD (STN) |
| Display Refresh | ? | ? | ? |
| Battery | 1,480 mAh | 930 mAh | 800 mAh |
| Processor | ? | ? | ? |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | 8 megapixel | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | ? | ? | - |
| Front Camera | - | - | - |
| Weight |
3.6 oz (102g) |
4.76 oz (135g) |
2.47 oz (70g) |
| Dimensions |
4.4" x 2.4" x 0.5" (112 x 61 x 12.7 mm) |
4.15" x 1.93" x 0.77" (105 x 49 x 19.6 mm) |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
| Form Factor | Slab | Slide | Slab |
| Platform / OS | Windows Mobile Standard | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | HSDPA 3.6 | HSDPA 3.6 | 1xRTT |
| Features | |||
| GPS / Location | n/a | Yes | Yes |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
- | - |
| Multiple Languages | n/a | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | - |
| Alerts | |||
| Ringer Profiles | Yes | Yes | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | - |
| USB | Yes | Yes |
Yes Mini-USB |
| Wi-Fi |
Yes 802.11 b,g |
Yes * | - |
| Contacts | |||
| Picture ID | n/a | Yes | - |
| Ringer ID | n/a | Yes | - |
| Voice Dialing | n/a | Yes | - |
| Customization | |||
| 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 | - |
| Input | |||
| Predictive Text Entry | n/a | Yes | - |
| Side Keys | Yes | Yes | - |
| Text Keyboard, Hardware | Yes | - | - |
| Memory | |||
| Memory Card Slot | Yes | Yes | - |
| Messaging | |||
| Email Client | n/a | Yes | - |
| Instant Messaging | n/a | Yes | - |
| MMS | n/a | Yes | - |
| Text Messaging Templates | n/a | Yes | Yes |
| Music | |||
| FM Radio | - | Yes | - |
| Music Player | n/a | Yes | - |
| Photo & Video | |||
| Video Calling | n/a | Yes * | - |
| Productivity | |||
| Alarm | n/a | Yes | Yes |
| Calculator | n/a | Yes | Yes |
| Calendar | n/a | Yes | Yes |
| To-Do List | n/a | Yes | Yes |
| Voice Memo | n/a | Yes | Yes * |
| Software | |||
| Games | n/a | Yes | - |
| Java (J2ME) | n/a | Yes | - |
| Voice | |||
| Headset Jack (2.5 mm) | n/a | - | Yes |
| Speaker Phone | Yes | Yes | - |
| * Some versions only | |||
| Samsung Jack i637 | Sony Ericsson C905 | Cal-Comp EZ | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Jack i637 | Sony Ericsson C905 | Cal-Comp EZ |
