Compare Phones
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| Phone | Samsung SGH-X640 | Apple iPhone 4 (GSM) | Motorola ROKR Z6 | BlackBerry 7750 | Samsung SGH-R225 / SGH-R225M |
| 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) |
640 x 960 pixels (~330 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
128 x 64 pixels |
| Display Refresh | ? | 60 Hz | ? | ? | ? |
| Battery | 800 mAh | ? | 750 mAh | ? | ? |
| Processor | ? | Apple A4 | ? | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | 32 GB * | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 5 megapixel | 2 megapixel | - | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 720p HD | ? | - | - |
| Front Camera | - | Yes | - | - | - |
| Weight |
3 oz (85g) |
4.8 oz (136g) |
4.06 oz (115g) |
5.01 oz (142g) |
3.35 oz (95g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm) |
4.15" x 1.79" x 0.63" (105 x 45 x 16 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.33" x 1.81" x 0.93" (110 x 46 x 23.6 mm) |
| Form Factor | Clamshell | Slab | Slide | Slab | Slab |
| Platform / OS | (proprietary) | iOS | (proprietary) | BlackBerry OS | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 900, 1900 |
| Data Technology | GPRS | HSPA 7.2 | EDGE | 1xRTT | - |
| Features | |||||
| GPS / Location | - | n/a | - | n/a | - |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | - | n/a | - |
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
- | - | - |
| Multiple Languages | Yes | n/a | Yes | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | - |
| Alerts | |||||
| Ringer Profiles | - | - | Yes | Yes | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | - | - |
| Mobile Hotspot | - | n/a | - | n/a | - |
| USB | - | Yes | Yes | Yes | - |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- | - | - |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | n/a | - |
| Ringer ID | Yes | n/a | Yes | n/a | Yes |
| Voice Dialing | - | n/a | - | n/a | - |
| Customization | |||||
| Custom Graphics | Yes | n/a | Yes | n/a | Yes |
| Custom Ringtones | Yes | n/a | Yes | n/a | Yes |
| Real-Music Ringers | - | n/a | Yes | n/a | - |
| Data & Network | |||||
| Data Tethering | - | n/a | Yes | n/a | Yes |
| WAP / Web Browser | Yes | n/a | Yes | n/a | - |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | - |
| Text Keyboard, Hardware | - | - | - | Yes | - |
| Touch Screen | - |
Yes Capacitive |
- | - | - |
| Memory | |||||
| Memory Card Slot | - | - | Yes | - | - |
| Messaging | |||||
| Email Client | - | n/a | Yes | n/a | - |
| EMS / Picture Messaging | Yes | n/a | Yes | n/a | - |
| Instant Messaging | - | n/a | Yes | n/a | - |
| MMS | Yes | n/a | Yes | n/a | Yes |
| Text Messaging Templates | Yes | n/a | Yes | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | - | - | - |
| Music Player | - | n/a | Yes | n/a | - |
| Photo & Video | |||||
| TV Output | - | Yes | - | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | n/a | Yes |
| Calculator | Yes | n/a | Yes | n/a | Yes |
| Calendar | Yes | n/a | Yes | n/a | Yes |
| To-Do List | Yes | n/a | Yes | n/a | - |
| Voice Memo | Yes | n/a | Yes | n/a | - |
| Software | |||||
| Games | Yes | n/a | Yes | n/a | Yes |
| Java (J2ME) | Yes | n/a | Yes | n/a | - |
| Voice | |||||
| Headset Jack (2.5 mm) | Yes | n/a | - | n/a | Yes |
| Speaker Phone | Yes | Yes | Yes | - | - |
| * Some versions only | |||||
| Samsung SGH-X640 | Apple iPhone 4 (GSM) | Motorola ROKR Z6 | BlackBerry 7750 | Samsung SGH-R225 / SGH-R225M | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Apple iPhone 4 (GSM) | Motorola ROKR Z6 | BlackBerry 7750 | Samsung SGH-R225 / SGH-R225M |
