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| Phone | Samsung SPH-N400 | Samsung SCH-A990 | Sharp Z-800 (Audiovox 7900) | Apple iPhone 4 (GSM) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? |
3.5" diag. 5 : 3 |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
240 x 320 pixels LCD (TFT/TFD) |
? LCD (Color) |
640 x 960 pixels (~330 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz |
| Battery | ? | 1,000 mAh | ? | ? |
| Processor | ? | ? | ? | Apple A4 |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 32 GB * |
| Main Camera | - | 3 megapixel | - | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | ? | - | 720p HD |
| Front Camera | - | - | - | Yes |
| Weight |
4 oz (113g) |
4.4 oz (125g) |
4.25 oz (120g) |
4.8 oz (136g) |
| Dimensions |
4.25" x 2.04" x 0.82" (108 x 52 x 20.8 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
3.6" x 2" x 1.1" (91 x 51 x 27.9 mm) |
4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm) |
| Form Factor | Flip | Clamshell | Clamshell | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | iOS |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | EVDO r0 | - | HSPA 7.2 |
| Features | ||||
| Flashlight | - | Yes | - | - |
| GPS / Location | Yes | Yes | - | n/a |
| Accessibility | ||||
| Adjustable Text Size | - | - | - | n/a |
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | - | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | - | Yes | - | Yes |
| Mobile Hotspot | - | - | - | n/a |
| USB | Yes | Yes | - | Yes |
| Wi-Fi | - | - | - |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | Yes | Yes | Yes | n/a |
| Ringer ID | Yes | Yes | Yes | n/a |
| Voice Dialing | Yes | Yes | - | n/a |
| Customization | ||||
| Custom Graphics | Yes | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a |
| Real-Music Ringers | - | Yes | - | n/a |
| Data & Network | ||||
| Data Tethering | Yes | Yes | Yes | n/a |
| WAP / Web Browser | Yes | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | - |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | Yes | - | - |
| Messaging | ||||
| Email Client | - | - | - | n/a |
| EMS / Picture Messaging | - | Yes | - | n/a |
| MMS | - | Yes | - | n/a |
| Text Messaging Templates | - | Yes | Yes | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | - | Yes |
| Music Player | - | Yes | - | n/a |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| TV Output | - | Yes | - | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | - | n/a |
| Calendar | Yes | Yes | - | n/a |
| To-Do List | Yes | - | - | n/a |
| Voice Memo | - | Yes | - | n/a |
| Software | ||||
| BREW | - | Yes | Yes | n/a |
| Games | Yes | Yes | Yes | n/a |
| Java (J2ME) | Yes | - | - | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | - | Yes | n/a |
| Speaker Phone | Yes | Yes | - | Yes |
| * Some versions only | ||||
| Samsung SPH-N400 | Samsung SCH-A990 | Sharp Z-800 (Audiovox 7900) | Apple iPhone 4 (GSM) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SPH-N400 | Samsung SCH-A990 | Sharp Z-800 (Audiovox 7900) | Apple iPhone 4 (GSM) |
