Compare Phones
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| Phone | Palm Treo 750 | Apple iPhone 3GS | Sony Ericsson Z750 | Siemens C56 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
3.5" diag. 5 : 3 |
2.2" diag. 4 : 3 |
? |
| Display Resolution & Type |
240 x 240 pixels LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
101 x 64 pixels |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 1,200 mAh | ? | 950 mAh | 700 mAh |
| Processor | 300 MHz Samsung | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | 32 GB * | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | 3 megapixel | 2 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | CIF (352 x 288) | VGA (640 x 480) | ? | - |
| Front Camera | - | - | - | - |
| Weight |
5.4 oz (153g) |
4.76 oz (135g) |
3.88 oz (110g) |
3 oz (85g) |
| Dimensions |
4.37" x 2.28" x 0.87" (111 x 58 x 22.1 mm) |
4.55" x 2.44" x 0.48" (116 x 62 x 12.3 mm) |
3.83" x 1.93" x 0.79" (97 x 49 x 20.1 mm) |
3.98" x 1.73" x 0.83" (101 x 44 x 21.1 mm) |
| Form Factor | Slab | Slab | Clamshell | Slab |
| Platform / OS | Windows Mobile Professional | iOS | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 1900 |
| Data Technology | WCDMA (UMTS) | HSPA 7.2 | HSDPA 1.8 | GPRS |
| Features | ||||
| GPS / Location | n/a | n/a | - | Yes |
| Accessibility | ||||
| Hearing Aid Compatible | - | - |
Yes M3, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | - |
| Infrared (IR) | Yes | - | - | - |
| USB | Yes | Yes | Yes | Yes |
| Wi-Fi | - |
Yes 802.11 b,g |
- | - |
| Contacts | ||||
| Picture ID | n/a | n/a | Yes | - |
| Ringer ID | n/a | n/a | Yes | Yes |
| Voice Dialing | n/a | n/a | - | Yes |
| Customization | ||||
| Changeable Body Plates | - | - | - | Yes |
| Custom Graphics | n/a | n/a | Yes | Yes |
| Custom Ringtones | n/a | n/a | Yes | Yes |
| Real-Music Ringers | n/a | n/a | Yes | - |
| Data & Network | ||||
| Data Tethering | n/a | n/a | Yes | Yes |
| External Antenna Jack | n/a | n/a | Yes | - |
| WAP / Web Browser | n/a | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | - | - |
| Stylus | Yes | - | - | - |
| Text Keyboard, Hardware | Yes | - | - | - |
| Touch Screen |
Yes Resistive |
Yes Capacitive |
- | - |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | - |
| Messaging | ||||
| Email Client | n/a | n/a | Yes | - |
| EMS / Picture Messaging | n/a | n/a | - | Yes |
| Instant Messaging | n/a | n/a | Yes | - |
| MMS | n/a | n/a | Yes | - |
| Text Messaging Templates | n/a | n/a | Yes | Yes |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | n/a | n/a | Yes | - |
| Photo & Video | ||||
| TV Output | - | Yes | - | - |
| Video Calling | n/a | n/a | Yes * | - |
| Productivity | ||||
| Alarm | n/a | n/a | Yes | Yes |
| Calculator | n/a | n/a | Yes | Yes |
| Calendar | n/a | n/a | Yes | Yes |
| To-Do List | n/a | n/a | Yes | - |
| Voice Memo | n/a | n/a | Yes | - |
| Software | ||||
| Games | n/a | n/a | Yes | Yes |
| Java (J2ME) | n/a | n/a | Yes | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | n/a | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Palm Treo 750 | Apple iPhone 3GS | Sony Ericsson Z750 | Siemens C56 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo 750 | Apple iPhone 3GS | Sony Ericsson Z750 | Siemens C56 |
