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| Phone | Ericsson R278d | Samsung Jack i637 | Motorola i830 / i833 / i835 / i836 | Palm Treo 600 (GSM) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2.4" diag. 4 : 3 |
? | ? |
| Display Resolution & Type | 101 x 40 pixels |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
130 x 130 pixels LCD (TFT/TFD) |
160 x 160 pixels LCD (Color) |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | 1,480 mAh | ? | ? |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | 3 megapixel | - | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | ? | - | - |
| Front Camera | - | - | - | - |
| Weight |
9.28 oz (263g) |
3.6 oz (102g) |
3.94 oz (112g) |
5.92 oz (168g) |
| Dimensions |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
4.4" x 2.4" x 0.5" (112 x 61 x 12.7 mm) |
3.35" x 1.77" x 0.79" (85 x 45 x 20.1 mm) |
4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm) |
| Form Factor | Slab | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | Windows Mobile Standard | (proprietary) | Palm OS |
| Network Bands |
TDMA: 850, 1900 AMPS: 850 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
iDEN: 800 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | - | HSDPA 3.6 | - | GPRS |
| Features | ||||
| GPS / Location | - | n/a | Yes | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | - | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Ringer Profiles | Yes | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth | - | Yes | - | - |
| Infrared (IR) | - | - | - | Yes |
| USB | - | Yes | Yes | Yes |
| Wi-Fi | - |
Yes 802.11 b,g |
- | - |
| Contacts | ||||
| Picture ID | - | n/a | Yes | n/a |
| Ringer ID | - | n/a | Yes | n/a |
| Voice Dialing | - | n/a | Yes | n/a |
| Customization | ||||
| Custom Graphics | - | n/a | Yes | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a |
| Real-Music Ringers | - | n/a | - | n/a |
| Data & Network | ||||
| Data Tethering | Yes | n/a | Yes | n/a |
| WAP / Web Browser | Yes | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes |
| Touch Screen | - | - | - | Yes |
| Memory | ||||
| Memory Card Slot | - | Yes | - | Yes |
| Messaging | ||||
| Email Client | - | n/a | - | n/a |
| Instant Messaging | - | n/a | - | n/a |
| MMS | - | n/a | Yes | n/a |
| Text Messaging Templates | - | n/a | - | n/a |
| Music | ||||
| Music Player | - | n/a | - | n/a |
| Productivity | ||||
| Alarm | Yes | n/a | - | n/a |
| Calculator | - | n/a | - | n/a |
| Calendar | - | n/a | Yes | n/a |
| To-Do List | - | n/a | - | n/a |
| Voice Memo | - | n/a | Yes | n/a |
| Software | ||||
| Games | - | n/a | Yes | n/a |
| Java (J2ME) | - | n/a | Yes | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | - | n/a | Yes | n/a |
| Push-To-Talk | - | - | Yes | - |
| Speaker Phone | - | Yes | Yes | Yes |
| Ericsson R278d | Samsung Jack i637 | Motorola i830 / i833 / i835 / i836 | Palm Treo 600 (GSM) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R278d | Samsung Jack i637 | Motorola i830 / i833 / i835 / i836 | Palm Treo 600 (GSM) |
