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| Phone | Cal-Comp EZ | ZTE Speed | Samsung SGH-T239 | 
| Current U.S. Carriers | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | 
| Specifications | |||
|---|---|---|---|
| Display Size | ? | 4.5" diag. 16 : 9 | ? | 
| Display Resolution & Type | 128 x 128 pixels LCD (STN) | 540 x 960 pixels (~245 ppi) LCD (TFT/TFD) | 176 x 220 pixels LCD (TFT/TFD) | 
| Display Refresh | ? | 60 Hz | ? | 
| Battery | 800 mAh | 2,000 mAh | ? | 
| Processor | ? | 1.2 GHz Qualcomm Snapdragon 410 MSM8916 | ? | 
| RAM | ? | 1 GB | ? | 
| Storage | ? raw hardware | 8 GB | ? raw hardware | 
| Main Camera | - | 5 megapixel | Yes | 
| Wide Camera | - | - | - | 
| Tele Camera | - | - | - | 
| Video Capture | - | 720p HD | - | 
| Front Camera | - | 2 megapixel | - | 
| Weight | 2.47 oz (70g) | 4.8 oz (136g) | 3.34 oz (95g) | 
| Dimensions | 4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) | 5.3" x 2.6" x 0.4" (135 x 66 x 10.2 mm) | 3.78" x 1.87" x 0.68" (96 x 47 x 17.3 mm) | 
| Form Factor | Slab | Slab | Slide | 
| Platform / OS | (proprietary) | Android | (proprietary) | 
| Network Bands | CDMA: 850, 1900 | 4G LTE: 25, 26, 41 CDMA: 800, 850, 1900 | GSM: 850, 1900 | 
| Data Technology | 1xRTT | LTE (Cat 3) | GPRS | 
| Features | |||
| GPS / Location | Yes | n/a | - | 
| Accessibility | |||
| Adjustable Text Size | - | n/a | - | 
| Hearing Aid Compatible | - | Yes | Yes | 
| Multiple Languages | Yes | n/a | Yes | 
| TTY/TDD (Digital) | - | Yes | - | 
| Connectivity | |||
| Bluetooth | - | Yes Classic Audio | Yes Classic Audio | 
| Mobile Hotspot | - | n/a | - | 
| USB | Yes Mini-USB | Yes Micro-USB | - | 
| Wi-Fi | - | Yes 4 (802.11 b,g,n) | - | 
| Contacts | |||
| Picture ID | - | n/a | Yes | 
| Ringer ID | - | n/a | Yes | 
| Voice Dialing | - | n/a | - | 
| Customization | |||
| Custom Graphics | - | n/a | Yes | 
| Custom Ringtones | - | n/a | Yes | 
| Real-Music Ringers | - | n/a | Yes | 
| Data & Network | |||
| Data Tethering | - | n/a | - | 
| WAP / Web Browser | - | n/a | Yes | 
| Input | |||
| Predictive Text Entry | - | n/a | Yes | 
| Side Keys | - | Yes | Yes | 
| Touch Screen | - | Yes | - | 
| Memory | |||
| Memory Card Slot | - | Yes | - | 
| Messaging | |||
| Email Client | - | n/a | - | 
| EMS / Picture Messaging | - | n/a | Yes | 
| Instant Messaging | - | n/a | Yes | 
| MMS | - | n/a | Yes | 
| Text Messaging Templates | Yes | n/a | Yes | 
| Music | |||
| Headphone Jack (3.5mm) | - | Yes | - | 
| Music Player | - | n/a | - | 
| Productivity | |||
| Alarm | Yes | n/a | Yes | 
| Calculator | Yes | n/a | Yes | 
| Calendar | Yes | n/a | Yes | 
| To-Do List | Yes | n/a | Yes | 
| Voice Memo | Yes * | n/a | Yes | 
| Software | |||
| Games | - | n/a | Yes | 
| Java (J2ME) | - | n/a | Yes | 
| Voice | |||
| HD Voice | - | Yes | - | 
| Headset Jack (2.5 mm) | Yes | n/a | - | 
| Speaker Phone | - | Yes | Yes | 
| * Some versions only | |||
| Cal-Comp EZ | ZTE Speed | Samsung SGH-T239 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  | |
| Phone | Cal-Comp EZ | ZTE Speed | Samsung SGH-T239 | 
 









