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| Phone | AT&T Maestro 3 | Motorola RAZR V3c | Samsung SGH-X640 | Kyocera DuraForce | ZTE Concord II |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
6.5" diag. 20 : 9 |
? | ? |
4.5" diag. 16 : 9 |
4" diag. 5 : 3 |
| Display Resolution & Type |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | 60 Hz | 60 Hz |
| Battery | 3,900 mAh | 740 mAh | 800 mAh | 3,100 mAh | 1,820 mAh |
| Processor | 2 GHz MediaTek Helio A22 (MT6761) | ? | ? | 1.4 GHz Qualcomm Snapdragon 400 (MSM8928) | 1.2 GHz Qualcomm MSM8210 |
| RAM | 3 GB | ? | ? | 2 GB | 1 GB |
| Storage | 32 GB | ? raw hardware | ? raw hardware | 16 GB | 4 GB |
| Main Camera | 13 megapixel | 1 megapixel | Yes | 8 megapixel | 5 megapixel |
| Wide Camera | 5 megapixel | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 1080p HD | ? | - | 1080p HD | 720p HD |
| Front Camera | 5 megapixel | - | - | 2 megapixel | - |
| Weight |
6.24 oz (177g) |
3.49 oz (99g) |
3 oz (85g) |
7.06 oz (200g) |
4.4 oz (125g) |
| Dimensions |
6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm) |
3.9" x 2.1" x 0.6" (99 x 53 x 15.2 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.39" x 2.78" x 0.55" (137 x 71 x 14 mm) |
4.96" x 2.56" x 0.42" (126 x 65 x 10.7 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Slab | Slab |
| Platform / OS | Android | (proprietary) | (proprietary) | Android | Android |
| Network Bands |
4G LTE: 2, 4, 5, 12, 14, 30 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | LTE (Cat 4) | EVDO r0 | GPRS | LTE (Cat 3) | HSPA+ 21 |
| Features | |||||
| Barometer | Yes | - | - | - | - |
| Fingerprint Reader |
Yes stand-alone |
- | - | - | - |
| Flashlight | Yes | - | - | Yes | - |
| GPS / Location | n/a | Yes | - | n/a | n/a |
| Ruggedized | - | - | - | Yes | - |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | - | n/a | n/a |
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | - | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | - | Yes | Yes |
| Mobile Hotspot | n/a | - | - | n/a | n/a |
| NFC | - | - | - | Yes | - |
| USB |
Yes USB Type C |
Yes Mini-USB |
- |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | n/a | Yes | Yes | n/a | n/a |
| Ringer ID | n/a | Yes | Yes | n/a | n/a |
| Voice Dialing | n/a | Yes | - | n/a | n/a |
| Customization | |||||
| Custom Graphics | n/a | Yes | Yes | n/a | n/a |
| Custom Ringtones | n/a | Yes | Yes | n/a | n/a |
| Real-Music Ringers | n/a | Yes | - | n/a | n/a |
| Data & Network | |||||
| Data Tethering | n/a | Yes | - | n/a | n/a |
| WAP / Web Browser | n/a | Yes | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | n/a | Yes | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- | - |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | - | - | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | - | - | n/a | n/a |
| EMS / Picture Messaging | n/a | Yes | Yes | n/a | n/a |
| Instant Messaging | n/a | - | - | n/a | n/a |
| MMS | n/a | Yes | Yes | n/a | n/a |
| Text Messaging Templates | n/a | Yes | Yes | n/a | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | - | - | Yes | Yes |
| Music Player | n/a | - | - | n/a | n/a |
| Stereo Speakers | - | - | - | Yes | - |
| Photo & Video | |||||
| DLNA | - | - | - | Yes | - |
| Miracast | - | - | - | Yes | - |
| Power | |||||
| Wireless Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | n/a | Yes | Yes | n/a | n/a |
| Calculator | n/a | Yes | Yes | n/a | n/a |
| Calendar | n/a | Yes | Yes | n/a | n/a |
| To-Do List | n/a | - | Yes | n/a | n/a |
| Voice Memo | n/a | Yes | Yes | n/a | n/a |
| Software | |||||
| BREW | n/a | Yes | - | n/a | n/a |
| Games | n/a | Yes | Yes | n/a | n/a |
| Java (J2ME) | n/a | - | Yes | n/a | n/a |
| Voice | |||||
| HD Voice | Yes | - | - | - | Yes |
| Headset Jack (2.5 mm) | n/a | - | Yes | n/a | n/a |
| Push-To-Talk | - | - | - | Yes * | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| AT&T Maestro 3 | Motorola RAZR V3c | Samsung SGH-X640 | Kyocera DuraForce | ZTE Concord II | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | AT&T Maestro 3 | Motorola RAZR V3c | Samsung SGH-X640 | Kyocera DuraForce | ZTE Concord II |
