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| Phone | Samsung Jack i637 | HTC 8XT | Motorola Moto Z2 Force | BlackBerry 7750 | Samsung Knack U310 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
4.3" diag. 5 : 3 |
5.5" diag. 16 : 9 |
? |
2.2" diag. 4 : 3 |
| Display Resolution & Type |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~534 ppi) AMOLED |
240 x 240 pixels LCD (Color) |
176 x 220 pixels (~128 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | 1,480 mAh | 1,800 mAh | 2,730 mAh | ? | 1,000 mAh |
| Processor | ? | 1.4 GHz Qualcomm Snapdragon 400 8930 | 2.4 GHz Qualcomm Snapdragon 835 (MSM8998) | ? | ? |
| RAM | ? | 1 GB | 4 GB | ? | ? |
| Storage | ? raw hardware | 8 GB | 64 GB | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | 8 megapixel | 12 megapixel | - | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | 1080p HD | 4K UHD | - | - |
| Front Camera | - | 2 megapixel | 5 megapixel | - | - |
| Weight |
3.6 oz (102g) |
4.9 oz (139g) |
5.04 oz (143g) |
5.01 oz (142g) |
3.63 oz (103g) |
| Dimensions |
4.4" x 2.4" x 0.5" (112 x 61 x 12.7 mm) |
5.2" x 2.6" x 0.39" (132 x 66 x 9.9 mm) |
6.13" x 2.99" x 0.24" (156 x 76 x 6.1 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Clamshell |
| Platform / OS | Windows Mobile Standard | Windows | Android | BlackBerry OS | (proprietary) |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 25 CDMA: 800, 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | HSDPA 3.6 | LTE (Cat 3) | LTE (Cat 16) | 1xRTT | - |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | - | - |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | Yes | - | - |
| GPS / Location | n/a | n/a | n/a | n/a | Yes |
| VR-ready | - | - | Yes | - | - |
| Water-Resistant | - | - | Yes | - | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | n/a | n/a | Yes |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Ringer Profiles | Yes | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | - | - |
| Mobile Hotspot | n/a | n/a | n/a | n/a | - |
| NFC | - | Yes | Yes | - | - |
| USB | Yes |
Yes Micro-USB |
Yes USB Type C |
Yes | - |
| Wi-Fi |
Yes 802.11 b,g |
Yes 4 (802.11 a,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | n/a | n/a | n/a | n/a | - |
| Ringer ID | n/a | n/a | n/a | n/a | - |
| Voice Dialing | n/a | n/a | n/a | n/a | Yes |
| Customization | |||||
| Custom Graphics | n/a | n/a | n/a | n/a | - |
| Custom Ringtones | n/a | n/a | n/a | n/a | - |
| Real-Music Ringers | n/a | n/a | n/a | n/a | - |
| Data & Network | |||||
| Data Tethering | n/a | n/a | n/a | n/a | - |
| Dual-SIM | - | - | Yes * | - | - |
| WAP / Web Browser | n/a | n/a | n/a | n/a | - |
| Input | |||||
| Predictive Text Entry | n/a | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | Yes | - |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | - | - |
| Messaging | |||||
| Email Client | n/a | n/a | n/a | n/a | - |
| EMS / Picture Messaging | n/a | n/a | n/a | n/a | Yes |
| Instant Messaging | n/a | n/a | n/a | n/a | - |
| MMS | n/a | n/a | n/a | n/a | - |
| Text Messaging Templates | n/a | n/a | n/a | n/a | - |
| Music | |||||
| FM Radio | - | Yes | - | - | - |
| Headphone Jack (3.5mm) | - | Yes | - | - | - |
| Music Player | n/a | n/a | n/a | n/a | - |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | n/a | - |
| Voice Memo | n/a | n/a | n/a | n/a | - |
| Software | |||||
| Games | n/a | n/a | n/a | n/a | - |
| Java (J2ME) | n/a | n/a | n/a | n/a | - |
| Voice | |||||
| HD Voice | - | - | Yes | - | - |
| Headset Jack (2.5 mm) | n/a | n/a | n/a | n/a | Yes |
| Speaker Phone | Yes | Yes | Yes | - | Yes |
| * Some versions only | |||||
| Samsung Jack i637 | HTC 8XT | Motorola Moto Z2 Force | BlackBerry 7750 | Samsung Knack U310 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Jack i637 | HTC 8XT | Motorola Moto Z2 Force | BlackBerry 7750 | Samsung Knack U310 |
