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| Phone | Samsung Knack U310 | Huawei Valiant | Kyocera 3225 | Kyocera DuraXV Extreme / Extreme+ |
| Current U.S. Carriers | (none) | (none) | (none) | Verizon |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.2" diag. 4 : 3 |
4" diag. 5 : 3 |
? |
2.6" diag. 4 : 3 |
| Display Resolution & Type |
176 x 220 pixels (~128 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
? LCD (Grayscale) |
240 x 320 pixels (~154 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 1,000 mAh | 1,750 mAh | ? | 1,770 mAh |
| Processor | ? | 1 GHz Qualcomm Snapdragon S4 Play MSM8225 | ? | 2 GHz MediaTek Helio A22 (6761) |
| RAM | ? | 768 MB | ? | 2 GB |
| Storage | ? raw hardware | 4 GB | ? raw hardware | 16 GB |
| Main Camera | - | 3 megapixel | - | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | WVGA / 480p | - | 720p HD |
| Front Camera | - | - | - | - |
| Weight |
3.63 oz (103g) |
4.94 oz (140g) |
4.23 oz (120g) |
6.8 oz (193g) |
| Dimensions |
3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm) |
4.96" x 2.52" x 0.45" (126 x 64 x 11.4 mm) |
3.4" x 1.97" x 1.02" (86 x 50 x 25.9 mm) |
4.36" x 2.22" x 1.07" (111 x 56 x 27.2 mm) |
| Form Factor | Clamshell | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 2, 4, 5, 12, 13 WCDMA: 1, 2, 5 |
| Data Technology | - | HSPA 7.2 | 1xRTT | LTE (Cat 4) |
| Features | ||||
| Barometer | - | - | - | Yes * |
| Flashlight | - | - | - | Yes |
| GPS / Location | Yes | n/a | Yes | Yes |
| Ruggedized | - | - | - | Yes |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Adjustable Text Size | Yes | n/a | - | Yes |
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | Yes |
| Connectivity | ||||
| Bluetooth | - | Yes | - | Yes |
| Mobile Hotspot | - | n/a | - | Yes |
| USB | - |
Yes Micro-USB |
- |
Yes USB Type C |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | ||||
| Picture ID | - | n/a | - | Yes |
| Ringer ID | - | n/a | - | Yes |
| Voice Dialing | Yes | n/a | Yes | Yes |
| Customization | ||||
| Custom Graphics | - | n/a | Yes | Yes |
| Custom Ringtones | - | n/a | Yes | Yes |
| Real-Music Ringers | - | n/a | - | Yes |
| Data & Network | ||||
| Data Tethering | - | n/a | Yes | Yes |
| WAP / Web Browser | - | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | - | Yes |
| Touch Screen | - |
Yes Capacitive |
- | - |
| Memory | ||||
| Memory Card Slot | - | Yes | - | Yes |
| Messaging | ||||
| Email Client | - | n/a | - | Yes |
| EMS / Picture Messaging | Yes | n/a | Yes | - |
| Instant Messaging | - | n/a | - | - |
| MMS | - | n/a | - | Yes |
| Text Messaging Templates | - | n/a | - | Yes |
| Music | ||||
| FM Radio | - | Yes | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | - | Yes |
| Music Player | - | n/a | - | Yes |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | Yes |
| Calculator | Yes | n/a | Yes | Yes |
| Calendar | Yes | n/a | Yes | Yes |
| Voice Memo | - | n/a | - | Yes |
| Software | ||||
| BREW | - | n/a | Yes | - |
| Games | - | n/a | Yes | - |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Headset Jack (2.5 mm) | Yes | n/a | Yes | - |
| Push-To-Talk | - | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Samsung Knack U310 | Huawei Valiant | Kyocera 3225 | Kyocera DuraXV Extreme / Extreme+ | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Knack U310 | Huawei Valiant | Kyocera 3225 | Kyocera DuraXV Extreme / Extreme+ |
