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| Phone | Apple iPhone 4 (GSM) | Kyocera DuraPlus | Ericsson R278d |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
3.5" diag. 5 : 3 |
2" diag. 4 : 3 |
? |
| Display Resolution & Type |
640 x 960 pixels (~330 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
101 x 40 pixels |
| Display Refresh | 60 Hz | ? | ? |
| Battery | ? | 1,650 mAh | ? |
| Processor | Apple A4 | ? | ? |
| RAM | ? | 128 MB | ? |
| Storage | 32 GB * | 256 MB | ? raw hardware |
| Main Camera | 5 megapixel | - | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | 720p HD | - | - |
| Front Camera | Yes | - | - |
| Weight |
4.8 oz (136g) |
6.67 oz (189g) |
9.28 oz (263g) |
| Dimensions |
4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm) |
5.28" x 2.17" x 0.93" (134 x 55 x 23.6 mm) |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
| Form Factor | Slab | Slab | Slab |
| Platform / OS | iOS | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 800, 850, 1900 |
TDMA: 850, 1900 AMPS: 850 |
| Data Technology | HSPA 7.2 | EVDO rA | - |
| Features | |||
| Flashlight | - | Yes | - |
| GPS / Location | n/a | Yes | - |
| Ruggedized | - | Yes | - |
| Water-Resistant | - | Yes | - |
| Accessibility | |||
| Adjustable Text Size | n/a | Yes | - |
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
- |
| Multiple Languages | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | - |
| Alerts | |||
| Ringer Profiles | - | - | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | - |
| Mobile Hotspot | n/a | - | - |
| USB | Yes |
Yes Micro-USB |
- |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||
| Picture ID | n/a | - | - |
| Ringer ID | n/a | Yes | - |
| Voice Dialing | n/a | Yes | - |
| Customization | |||
| Custom Graphics | n/a | Yes | - |
| Custom Ringtones | n/a | Yes | Yes |
| Real-Music Ringers | n/a | - | - |
| Data & Network | |||
| Data Tethering | n/a | - | Yes |
| WAP / Web Browser | n/a | Yes | Yes |
| Input | |||
| Predictive Text Entry | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- | - |
| Messaging | |||
| Email Client | n/a | - | - |
| MMS | n/a | Yes | - |
| Text Messaging Templates | n/a | Yes | - |
| Music | |||
| Headphone Jack (3.5mm) | Yes | - | - |
| Music Player | n/a | - | - |
| Photo & Video | |||
| TV Output | Yes | - | - |
| Productivity | |||
| Alarm | n/a | Yes | Yes |
| Calculator | n/a | Yes | - |
| Calendar | n/a | Yes | - |
| Voice Memo | n/a | Yes | - |
| Software | |||
| BREW | n/a | Yes | - |
| Games | n/a | Yes | - |
| Java (J2ME) | n/a | Yes | - |
| Voice | |||
| Headset Jack (2.5 mm) | n/a | Yes | - |
| Push-To-Talk | - | Yes | - |
| Speaker Phone | Yes | Yes | - |
| * Some versions only | |||
| Apple iPhone 4 (GSM) | Kyocera DuraPlus | Ericsson R278d | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Apple iPhone 4 (GSM) | Kyocera DuraPlus | Ericsson R278d |
