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| Phone | BlackBerry Key2 | Siemens CT56 | Samsung SGH-X640 | Motorola Titanium | Samsung SGH-A157 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4.5" diag. 5 : 3 |
? | ? |
3.1" diag. 5 : 3 |
1.8" diag. 4 : 3 |
| Display Resolution & Type |
1080 x 1620 pixels (~433 ppi) LCD (TFT/TFD) |
101 x 64 pixels |
128 x 160 pixels LCD (TFT/TFD) |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~116 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | 60 Hz | ? |
| Battery | 3,500 mAh | 700 mAh | 800 mAh | 1,820 mAh | 800 mAh |
| Processor | 2.2 GHz Qualcomm Snapdragon 660 | ? | ? | 504 MHz Freescale Zeus 2.0 ARM1136 | ? |
| RAM | 6 GB | ? | ? | ? | ? |
| Storage | 64 GB * | ? raw hardware | ? raw hardware | ? raw hardware | 256 MB |
| Main Camera | 12 megapixel | - | Yes | 5 megapixel | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | 12 megapixel | - | - | - | - |
| Video Capture | 4K UHD | - | - | CIF (352 x 288) | - |
| Front Camera | 8 megapixel | - | - | - | - |
| Weight |
5.93 oz (168g) |
2.96 oz (84g) |
3 oz (85g) |
5.2 oz (147g) |
2.99 oz (85g) |
| Dimensions |
5.96" x 2.82" x 0.33" (151 x 72 x 8.4 mm) |
3.98" x 1.73" x 0.83" (101 x 44 x 21.1 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.71" x 2.44" x 0.53" (120 x 62 x 13.5 mm) |
3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm) |
| Form Factor | Slab | Slab | Clamshell | Slab | Clamshell |
| Platform / OS | Android | (proprietary) | (proprietary) | Android | (proprietary) |
| Network Bands |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 28, 29, 30, 38, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
GSM: 850, 1900 |
GSM: 900, 1800, 1900 |
iDEN: 800 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 11) | GPRS | GPRS | - | ? |
| Features | |||||
| Fingerprint Reader |
Yes stand-alone |
- | - | - | - |
| Flashlight | Yes | - | - | - | - |
| GPS / Location | n/a | Yes | - | n/a | Yes |
| Ruggedized | - | - | - | Yes | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | - | n/a | Yes |
| Hearing Aid Compatible | Yes | - | - | Yes | Yes |
| Multiple Languages | n/a | Yes | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
- |
- |
Yes Classic Audio |
- |
| NFC | Yes | - | - | - | - |
| USB |
Yes USB Type C |
Yes | - | Yes |
Yes Micro-USB |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
Yes 802.11 b,g |
- |
| Contacts | |||||
| Picture ID | n/a | - | Yes | n/a | Yes |
| Ringer ID | n/a | - | Yes | n/a | Yes |
| Voice Dialing | n/a | Yes | - | n/a | - |
| Customization | |||||
| Changeable Body Plates | - | Yes | - | - | - |
| Custom Graphics | n/a | Yes | Yes | n/a | Yes |
| Custom Ringtones | n/a | Yes | Yes | n/a | Yes |
| Real-Music Ringers | n/a | - | - | n/a | Yes |
| Data & Network | |||||
| Data Tethering | n/a | Yes | - | n/a | - |
| WAP / Web Browser | n/a | Yes | Yes | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | Yes | Yes | n/a | Yes |
| Side Keys | Yes | - | Yes | Yes | - |
| Text Keyboard, Hardware | Yes | - | - | Yes | - |
| Touch Screen | Yes | - | - | Yes | - |
| Memory | |||||
| Memory Card Slot | Yes | - | - | Yes | - |
| Messaging | |||||
| Email Client | n/a | - | - | n/a | - |
| EMS / Picture Messaging | n/a | Yes | Yes | n/a | - |
| Instant Messaging | n/a | - | - | n/a | - |
| MMS | n/a | - | Yes | n/a | Yes |
| Text Messaging Templates | n/a | - | Yes | n/a | Yes |
| Music | |||||
| FM Radio | Yes | - | - | - | - |
| Headphone Jack (3.5mm) | Yes | - | - | Yes | - |
| Music Player | n/a | - | - | n/a | - |
| Photo & Video | |||||
| TV Output | Yes | - | - | - | - |
| Power | |||||
| Fast Charging | Yes | - | - | - | - |
| Productivity | |||||
| Alarm | n/a | - | Yes | n/a | Yes |
| Calculator | n/a | - | Yes | n/a | Yes |
| Calendar | n/a | - | Yes | n/a | Yes |
| To-Do List | n/a | - | Yes | n/a | Yes |
| Voice Memo | n/a | - | Yes | n/a | Yes |
| Software | |||||
| Games | n/a | - | Yes | n/a | - |
| Java (J2ME) | n/a | Yes | Yes | n/a | - |
| Voice | |||||
| HD Voice | Yes | - | - | - | - |
| Headset Jack (2.5 mm) | n/a | - | Yes | n/a | - |
| Push-To-Talk | - | - | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| BlackBerry Key2 | Siemens CT56 | Samsung SGH-X640 | Motorola Titanium | Samsung SGH-A157 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry Key2 | Siemens CT56 | Samsung SGH-X640 | Motorola Titanium | Samsung SGH-A157 |
