Compare Phones
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| Phone | Samsung Knack U310 | AT&T Cingular Flip IV / Cricket Debut Flip | BlackBerry Storm2 9550 | Samsung Nexus S 4G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.2" diag. 4 : 3 |
2.8" diag. 4 : 3 |
3.3" diag. 4 : 3 |
4" diag. 5 : 3 |
| Display Resolution & Type |
176 x 220 pixels (~128 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
360 x 480 pixels (~185 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) AMOLED |
| Display Refresh | ? | ? | ? | 60 Hz |
| Battery | 1,000 mAh | 1,450 mAh | 1,400 mAh | 1,500 mAh |
| Processor | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | ? | 1 GHz Samsung Hummingbird Cortex A8 |
| RAM | ? | 512 MB | ? | ? |
| Storage | ? raw hardware | 4 GB | ? raw hardware | 16 GB |
| Main Camera | - | 2 megapixel | 3 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | WVGA / 480p | ? | WVGA / 480p |
| Front Camera | - | - | - | Yes |
| Weight |
3.63 oz (103g) |
4.59 oz (130g) |
5.64 oz (160g) |
4.62 oz (131g) |
| Dimensions |
3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm) |
4.13" x 2.14" x 0.74" (105 x 54 x 18.9 mm) |
4.43" x 2.45" x 0.55" (113 x 62 x 14 mm) |
4.88" x 2.48" x 0.44" (124 x 63 x 11.2 mm) |
| Form Factor | Clamshell | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | BlackBerry OS | Android |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 14 WCDMA: 2, 4, 5 |
WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
4G WiMAX: 41 CDMA: 850, 1900 |
| Data Technology | - | LTE (Cat 4) | EVDO rA | WiMAX |
| Features | ||||
| GPS / Location | Yes | Yes | n/a | n/a |
| Accessibility | ||||
| Adjustable Text Size | Yes | Yes | n/a | n/a |
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M4 (very compatible) |
| Multiple Languages | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | - |
| Alerts | ||||
| Extra Display | Yes | Yes | - | - |
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| Mobile Hotspot | - | Yes | n/a | n/a |
| NFC | - | - | - | Yes |
| USB | - |
Yes Micro-USB |
Yes |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 802.11 b,g |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | - | Yes | n/a | n/a |
| Ringer ID | - | - | n/a | n/a |
| Voice Dialing | Yes | Yes | n/a | n/a |
| Customization | ||||
| Custom Graphics | - | Yes | n/a | n/a |
| Custom Ringtones | - | Yes | n/a | n/a |
| Real-Music Ringers | - | Yes | n/a | n/a |
| Data & Network | ||||
| Data Tethering | - | - | n/a | n/a |
| WAP / Web Browser | - | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | - |
| Messaging | ||||
| Email Client | - | Yes | n/a | n/a |
| EMS / Picture Messaging | Yes | - | n/a | n/a |
| Instant Messaging | - | - | n/a | n/a |
| MMS | - | Yes | n/a | n/a |
| Music | ||||
| FM Radio | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes |
| Music Player | - | Yes | n/a | n/a |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a |
| To-Do List | - | - | n/a | n/a |
| Voice Memo | - | Yes | n/a | n/a |
| Software | ||||
| Games | - | Yes | n/a | n/a |
| Java (J2ME) | - | - | n/a | n/a |
| Voice | ||||
| HD Voice | - | Yes | - | - |
| Headset Jack (2.5 mm) | Yes | - | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Knack U310 | AT&T Cingular Flip IV / Cricket Debut Flip | BlackBerry Storm2 9550 | Samsung Nexus S 4G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Knack U310 | AT&T Cingular Flip IV / Cricket Debut Flip | BlackBerry Storm2 9550 | Samsung Nexus S 4G |
