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| Phone | Samsung SPH-Z400 | Apple iPhone 3G | Samsung SCH-A990 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
1.9" diag. 4 : 3 |
3.5" diag. 5 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels (~150 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? |
| Battery | 1,300 mAh | ? | 1,000 mAh |
| Processor | ? | ? | ? |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | 16 GB * | ? raw hardware |
| Main Camera | 1 megapixel | 2 megapixel | 3 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | QCIF (176 x 144) | - | ? |
| Front Camera | - | - | - |
| Weight |
4.06 oz (115g) |
4.7 oz (133g) |
4.4 oz (125g) |
| Dimensions |
3.73" x 1.91" x 1" (95 x 49 x 25.4 mm) |
4.52" x 2.44" x 0.49" (115 x 62 x 12.4 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
| Form Factor | Clamshell | Slab | Clamshell |
| Platform / OS | (proprietary) | iOS | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | EVDO rA | HSDPA 3.6 | EVDO r0 |
| Features | |||
| Flashlight | - | - | Yes |
| GPS / Location | Yes | n/a | Yes |
| Ruggedized | Yes | - | - |
| Accessibility | |||
| Adjustable Text Size | Yes | n/a | - |
| Hearing Aid Compatible | Yes | - | Yes |
| Multiple Languages | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Alerts | |||
| Extra Display | Yes | - | Yes |
| Connectivity | |||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| USB | Yes | Yes | Yes |
| Wi-Fi | - |
Yes 802.11 b,g |
- |
| Contacts | |||
| Picture ID | Yes | n/a | Yes |
| Ringer ID | Yes | n/a | Yes |
| Voice Dialing | Yes | n/a | Yes |
| Customization | |||
| Custom Graphics | Yes | n/a | Yes |
| Custom Ringtones | Yes | n/a | Yes |
| Real-Music Ringers | Yes | n/a | Yes |
| Data & Network | |||
| Data Tethering | Yes | n/a | Yes |
| WAP / Web Browser | Yes | n/a | Yes |
| Input | |||
| Predictive Text Entry | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Touch Screen | - | Yes | - |
| Memory | |||
| Memory Card Slot | - | - | Yes |
| Messaging | |||
| Email Client | Yes | n/a | - |
| EMS / Picture Messaging | - | n/a | Yes |
| MMS | - | n/a | Yes |
| Text Messaging Templates | Yes | n/a | Yes |
| Music | |||
| Headphone Jack (3.5mm) | - | Yes | - |
| Music Player | - | n/a | Yes |
| Stereo Speakers | Yes | - | Yes |
| Photo & Video | |||
| TV Output | - | Yes | Yes |
| Productivity | |||
| Alarm | Yes | n/a | Yes |
| Calculator | Yes | n/a | Yes |
| Calendar | Yes | n/a | Yes |
| Voice Memo | Yes | n/a | Yes |
| Software | |||
| BREW | - | n/a | Yes |
| Games | Yes | n/a | Yes |
| Java (J2ME) | Yes | n/a | - |
| Voice | |||
| Headset Jack (2.5 mm) | Yes | n/a | - |
| Push-To-Talk | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| Samsung SPH-Z400 | Apple iPhone 3G | Samsung SCH-A990 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SPH-Z400 | Apple iPhone 3G | Samsung SCH-A990 |











