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| Phone | Samsung Glyde U940 | BlackBerry Storm2 9550 | Samsung Jack i637 | ZTE Z221 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.8" diag. 16.5 : 9 |
3.3" diag. 4 : 3 |
2.4" diag. 4 : 3 |
2" diag. 4 : 3 |
| Display Resolution & Type |
240 x 440 pixels (~182 ppi) LCD (TFT/TFD) |
360 x 480 pixels (~185 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 1,000 mAh | 1,400 mAh | 1,480 mAh | 900 mAh |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 142 MB |
| Main Camera | 2 megapixel | 3 megapixel | 3 megapixel | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | QVGA (320 x 240) | ? | ? | QCIF (176 x 144) |
| Front Camera | - | - | - | - |
| Weight |
4.2 oz (119g) |
5.64 oz (160g) |
3.6 oz (102g) |
3.24 oz (92g) |
| Dimensions |
4.09" x 1.98" x 0.71" (104 x 50 x 18 mm) |
4.43" x 2.45" x 0.55" (113 x 62 x 14 mm) |
4.4" x 2.4" x 0.5" (112 x 61 x 12.7 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
| Form Factor | Slide | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | BlackBerry OS | Windows Mobile Standard | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | EVDO r0 | EVDO rA | HSDPA 3.6 | HSDPA 3.6 |
| Features | ||||
| GPS / Location | Yes | n/a | n/a | Yes |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | n/a | - |
| Hearing Aid Compatible | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | - | Yes | Yes | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| USB | Yes | Yes | Yes | Yes |
| Wi-Fi | - |
Yes 802.11 b,g |
Yes 802.11 b,g |
- |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | - |
| Ringer ID | Yes | n/a | n/a | - |
| Voice Dialing | Yes | n/a | n/a | - |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | Yes | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | - |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | Yes | - |
| Touch Screen | Yes | Yes | - | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Messaging | ||||
| Email Client | - | n/a | n/a | Yes |
| Instant Messaging | - | n/a | n/a | Yes |
| MMS | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | Yes | n/a | n/a | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| To-Do List | - | n/a | n/a | - |
| Voice Memo | - | n/a | n/a | Yes |
| Software | ||||
| BREW | Yes | n/a | n/a | - |
| Games | Yes | n/a | n/a | Yes |
| Java (J2ME) | - | n/a | n/a | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | n/a | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Glyde U940 | BlackBerry Storm2 9550 | Samsung Jack i637 | ZTE Z221 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Glyde U940 | BlackBerry Storm2 9550 | Samsung Jack i637 | ZTE Z221 |
