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| Phone | Sharp TM100 | Samsung Rugby 4 | Sony Ericsson K850 | TCL A30 / A3 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2.4" diag. 4 : 3 |
2.2" diag. 4 : 3 |
5.5" diag. 18 : 9 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
720 x 1440 pixels (~293 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 780 mAh | 1,300 mAh | ? | 3,000 mAh |
| Processor | ? | Intel XMM6230 | ? | 2 GHz MediaTek Helio P22 (MT6762V) |
| RAM | ? | 128 MB | ? | 3 GB |
| Storage | ? raw hardware | 256 MB | ? raw hardware | 32 GB |
| Main Camera | Yes | 3 megapixel | 5 megapixel | 8 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | QVGA (320 x 240) | ? | 1080p HD |
| Front Camera | - | - | - | 5 megapixel |
| Weight |
3.7 oz (105g) |
5.22 oz (148g) |
4.2 oz (119g) |
6.03 oz (171g) |
| Dimensions |
3.94" x 1.93" x 0.76" (100 x 49 x 19.3 mm) |
4.25" x 2.17" x 0.85" (108 x 55 x 21.6 mm) |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
5.74" x 2.8" x 0.39" (146 x 71 x 9.9 mm) |
| Form Factor | Slide | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | HSPA+ 21 | HSDPA 3.6 | LTE (Cat 4) |
| Features | ||||
| Flashlight | - | - | - | Yes |
| GPS / Location | - | Yes | - | n/a |
| Ruggedized | - | Yes | - | - |
| Water-Resistant | - |
Yes IPX7 (snorkeling) |
- |
Yes IPX2 (drip) |
| Accessibility | ||||
| Adjustable Text Size | - | Yes | - | n/a |
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Ringer Profiles | Yes | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | - |
| USB | Yes |
Yes Micro-USB |
Yes |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | Yes | Yes | Yes | n/a |
| Ringer ID | Yes | Yes | Yes | n/a |
| Voice Dialing | - | Yes | Yes | n/a |
| Customization | ||||
| Custom Graphics | Yes | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a |
| Real-Music Ringers | - | Yes | Yes | n/a |
| Data & Network | ||||
| Data Tethering | Yes | - | Yes | n/a |
| WAP / Web Browser | Yes | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | - |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | Yes | Yes | n/a |
| EMS / Picture Messaging | Yes | - | - | n/a |
| MMS | Yes | Yes | Yes | n/a |
| Text Messaging Templates | Yes | Yes | Yes | n/a |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | - | - | Yes |
| Music Player | - | Yes | Yes | n/a |
| Photo & Video | ||||
| Video Calling | - | - | Yes * | n/a |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | Yes | n/a |
| Calendar | Yes | Yes | Yes | n/a |
| To-Do List | - | Yes | Yes | n/a |
| Voice Memo | Yes | Yes | Yes | n/a |
| Software | ||||
| Games | Yes | Yes | Yes | n/a |
| Java (J2ME) | Yes | Yes | Yes | n/a |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Push-To-Talk | - | Yes | - | - |
| Speaker Phone | - | Yes | Yes | Yes |
| * Some versions only | ||||
| Sharp TM100 | Samsung Rugby 4 | Sony Ericsson K850 | TCL A30 / A3 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Sharp TM100 | Samsung Rugby 4 | Sony Ericsson K850 | TCL A30 / A3 |
