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| Phone | Cal-Comp EZ | Casio G'zOne Boulder | Apple iPhone 4 (CDMA) | Kyocera Brigadier |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2" diag. 4 : 3 |
3.5" diag. 5 : 3 |
4.5" diag. 16 : 9 |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
640 x 960 pixels (~330 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz |
| Battery | 800 mAh | 810 mAh | ? | 3,100 mAh |
| Processor | ? | ? | ? | 1.4 GHz Qualcomm Snapdragon 400 MSM8928 |
| RAM | ? | ? | ? | 2 GB |
| Storage | ? raw hardware | ? raw hardware | 8 GB * | 16 GB |
| Main Camera | - | 1 megapixel | 5 megapixel | 8 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | ? | 720p HD | 1080p HD |
| Front Camera | - | - | Yes | 2 megapixel |
| Weight |
2.47 oz (70g) |
4.9 oz (139g) |
4.8 oz (136g) |
6.6 oz (187g) |
| Dimensions |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
3.9" x 2" x 0.9" (99 x 51 x 22.9 mm) |
4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm) |
5.37" x 2.69" x 0.52" (136 x 68 x 13.2 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | iOS | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 4, 13 WCDMA: 1, 2, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | EVDO rA | EVDO rA | LTE (Cat 3) |
| Features | ||||
| Flashlight | - | Yes | - | Yes |
| GPS / Location | Yes | Yes | n/a | n/a |
| Ruggedized | - | Yes | - | Yes |
| Water-Resistant | - | Yes | - |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Adjustable Text Size | - | - | n/a | n/a |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | - | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| Mobile Hotspot | - | - | n/a | n/a |
| NFC | - | - | - | Yes |
| USB |
Yes Mini-USB |
Yes | Yes |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | ||||
| Picture ID | - | Yes | n/a | n/a |
| Ringer ID | - | Yes | n/a | n/a |
| Voice Dialing | - | Yes | n/a | n/a |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Graphics | - | Yes | n/a | n/a |
| Custom Ringtones | - | Yes | n/a | n/a |
| Real-Music Ringers | - | - | n/a | n/a |
| Data & Network | ||||
| Data Tethering | - | Yes | n/a | n/a |
| WAP / Web Browser | - | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | - | Yes | n/a | n/a |
| Side Keys | - | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | Yes | - | Yes |
| Messaging | ||||
| Email Client | - | - | n/a | n/a |
| EMS / Picture Messaging | - | Yes | n/a | n/a |
| Instant Messaging | - | - | n/a | n/a |
| MMS | - | Yes | n/a | n/a |
| Text Messaging Templates | Yes | Yes | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | - | Yes | n/a | n/a |
| Photo & Video | ||||
| Miracast | - | - | - | Yes |
| TV Output | - | - | Yes | - |
| Video Calling | - | - | n/a | n/a |
| Power | ||||
| Wireless Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a |
| To-Do List | Yes | - | n/a | n/a |
| Voice Memo | Yes * | Yes | n/a | n/a |
| Software | ||||
| BREW | - | Yes | n/a | n/a |
| Games | - | Yes | n/a | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | - | n/a | n/a |
| Push-To-Talk | - | Yes | - | Yes |
| Speaker Phone | - | Yes | Yes | Yes |
| * Some versions only | ||||
| Cal-Comp EZ | Casio G'zOne Boulder | Apple iPhone 4 (CDMA) | Kyocera Brigadier | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Cal-Comp EZ | Casio G'zOne Boulder | Apple iPhone 4 (CDMA) | Kyocera Brigadier |
