Compare Phones
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| Phone | Samsung SGH-X640 | BlackBerry 7230 / 7210 | Samsung Galaxy J2 / J2 Pure / J2 Dash | Samsung SGH-X820 | Samsung SPH-Z400 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
5" diag. 16 : 9 |
? |
1.9" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
240 x 160 pixels LCD (Color) |
540 x 960 pixels (~220 ppi) LCD (TFT/TFD) |
220 x 176 pixels LCD (TFT/TFD) |
176 x 220 pixels (~150 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | 800 mAh | ? | 2,600 mAh | 650 mAh | 1,300 mAh |
| Processor | ? | ? | 1.4 GHz Samsung Exynos 7570 | ? | ? |
| RAM | ? | ? | 2 GB | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 16 GB | ? raw hardware | ? raw hardware |
| Main Camera | Yes | - | 8 megapixel | 2 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | 1080p HD | ? | QCIF (176 x 144) |
| Front Camera | - | - | 5 megapixel | - | - |
| Weight |
3 oz (85g) |
4.9 oz (139g) |
5.43 oz (154g) |
2.33 oz (66g) |
4.06 oz (115g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.4" x 2.9" x 0.94" (112 x 74 x 23.9 mm) |
5.65" x 2.84" x 0.35" (144 x 72 x 8.9 mm) |
4.45" x 1.97" x 0.27" (113 x 50 x 6.9 mm) |
3.73" x 1.91" x 1" (95 x 49 x 25.4 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | BlackBerry OS | Android | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
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| Data Technology | GPRS | GPRS | LTE (Cat 4) | EDGE | EVDO rA |
| Features | |||||
| Flashlight | - | - | Yes | - | - |
| GPS / Location | - | n/a | n/a | - | Yes |
| Ruggedized | - | - | - | - | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | - | Yes |
| Hearing Aid Compatible | - | Yes | Yes | - | Yes |
| Multiple Languages | Yes | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | - | - | Yes | - | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | - | - | Yes | Yes | Yes |
| USB | - | Yes |
Yes Micro-USB |
Yes | Yes |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | Yes | Yes |
| Ringer ID | Yes | n/a | n/a | Yes | Yes |
| Voice Dialing | - | n/a | n/a | - | Yes |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes | Yes |
| Real-Music Ringers | - | n/a | n/a | Yes | Yes |
| Data & Network | |||||
| Data Tethering | - | n/a | n/a | - | Yes |
| External Antenna Jack | - | n/a | n/a | Yes | - |
| WAP / Web Browser | Yes | n/a | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - | - |
| Touch Screen | - | - | Yes | - | - |
| Memory | |||||
| Memory Card Slot | - | - | Yes | - | - |
| Messaging | |||||
| Email Client | - | n/a | n/a | Yes | Yes |
| EMS / Picture Messaging | Yes | n/a | n/a | Yes | - |
| MMS | Yes | n/a | n/a | Yes | - |
| Text Messaging Templates | Yes | n/a | n/a | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | Yes | - | - |
| Stereo Speakers | - | - | - | - | Yes |
| Photo & Video | |||||
| TV Output | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | Yes | Yes |
| Calculator | Yes | n/a | n/a | Yes | Yes |
| Calendar | Yes | n/a | n/a | Yes | Yes |
| To-Do List | Yes | n/a | n/a | Yes | - |
| Voice Memo | Yes | n/a | n/a | Yes | Yes |
| Software | |||||
| Games | Yes | n/a | n/a | Yes | Yes |
| Java (J2ME) | Yes | n/a | n/a | Yes | Yes |
| Voice | |||||
| Headset Jack (2.5 mm) | Yes | n/a | n/a | - | Yes |
| Push-To-Talk | - | - | - | - | Yes |
| Speaker Phone | Yes | - | Yes | Yes | Yes |
| Samsung SGH-X640 | BlackBerry 7230 / 7210 | Samsung Galaxy J2 / J2 Pure / J2 Dash | Samsung SGH-X820 | Samsung SPH-Z400 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | BlackBerry 7230 / 7210 | Samsung Galaxy J2 / J2 Pure / J2 Dash | Samsung SGH-X820 | Samsung SPH-Z400 |
