Compare Phones
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| Phone | Samsung SGH-X640 | Samsung SGH-A127 | Samsung SCH-A930 | Sony Ericsson K750 / W800 / D750 / W700 | Apple iPhone 3GS |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? | ? | ? |
3.5" diag. 5 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
176 x 220 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | 60 Hz |
| Battery | 800 mAh | 800 mAh | 1,000 mAh | 900 mAh | ? |
| Processor | ? | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | 32 GB * |
| Main Camera | Yes | Yes | 1 megapixel | 2 megapixel | 3 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | ? | ? | VGA (640 x 480) |
| Front Camera | - | - | - | - | - |
| Weight |
3 oz (85g) |
2.86 oz (81g) |
3.98 oz (113g) |
3.49 oz (99g) |
4.76 oz (135g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.39" x 1.67" x 0.76" (86 x 42 x 19.3 mm) |
3.59" x 1.89" x 0.98" (91 x 48 x 24.9 mm) |
3.94" x 1.81" x 0.79" (100 x 46 x 20.1 mm) |
4.55" x 2.44" x 0.48" (116 x 62 x 12.3 mm) |
| Form Factor | Clamshell | Clamshell | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) | iOS |
| Network Bands |
GSM: 900, 1800, 1900 |
GSM: 850, 1900 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | GPRS | EVDO r0 | GPRS | HSPA 7.2 |
| Features | |||||
| Flashlight | - | - | - | Yes | - |
| GPS / Location | - | - | Yes | - | n/a |
| Accessibility | |||||
| Hearing Aid Compatible | - | - |
Yes M3 (mostly compatible) |
- | - |
| Multiple Languages | Yes | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | Yes | - | - |
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | - | - | Yes | Yes | Yes |
| Infrared (IR) | - | - | - | Yes | - |
| USB | - | - | Yes | Yes | Yes |
| Wi-Fi | - | - | - | - |
Yes 802.11 b,g |
| Contacts | |||||
| Picture ID | Yes | - | Yes | Yes | n/a |
| Ringer ID | Yes | Yes | Yes | Yes | n/a |
| Voice Dialing | - | - | Yes | Yes | n/a |
| Customization | |||||
| Custom Graphics | Yes | Yes | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | Yes | n/a |
| Real-Music Ringers | - | - | - | - | n/a |
| Data & Network | |||||
| Data Tethering | - | - | - | Yes | n/a |
| WAP / Web Browser | Yes | Yes | Yes | Yes | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | - | - |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | - | - | Yes | Yes | - |
| Messaging | |||||
| Email Client | - | - | - | Yes | n/a |
| EMS / Picture Messaging | Yes | - | Yes | Yes | n/a |
| Instant Messaging | - | - | Yes | - | n/a |
| MMS | Yes | Yes | Yes | Yes | n/a |
| Text Messaging Templates | Yes | Yes | - | Yes | n/a |
| Music | |||||
| FM Radio | - | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | - | - | - | Yes |
| Music Player | - | - | Yes | Yes | n/a |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| TV Output | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | Yes | Yes | n/a |
| Calendar | Yes | Yes | Yes | Yes | n/a |
| To-Do List | Yes | Yes | - | Yes | n/a |
| Voice Memo | Yes | Yes | Yes | Yes | n/a |
| Software | |||||
| BREW | - | - | Yes | - | n/a |
| Games | Yes | Yes | Yes | Yes | n/a |
| Java (J2ME) | Yes | Yes | - | Yes | n/a |
| Voice | |||||
| Headset Jack (2.5 mm) | Yes | - | Yes | - | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | Samsung SGH-A127 | Samsung SCH-A930 | Sony Ericsson K750 / W800 / D750 / W700 | Apple iPhone 3GS | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Samsung SGH-A127 | Samsung SCH-A930 | Sony Ericsson K750 / W800 / D750 / W700 | Apple iPhone 3GS |
