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| Phone | Cal-Comp EZ | ZTE Blade Vantage | Samsung Ace SPH-i325 | Sony Ericsson Z550a |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
5" diag. 16 : 9 |
2.3" diag. 4 : 3 |
1.9" diag. 4 : 3 |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~174 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~148 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 800 mAh | 2,500 mAh | 1,300 mAh | ? |
| Processor | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | 416 MHz PXA270 | ? |
| RAM | ? | 2 GB | ? | ? |
| Storage | ? raw hardware | 16 GB | ? raw hardware | ? raw hardware |
| Main Camera | - | 8 megapixel | 1 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 720p HD | QVGA (320 x 240) | ? |
| Front Camera | - | 2 megapixel | - | - |
| Weight |
2.47 oz (70g) |
5.29 oz (150g) |
3.9 oz (111g) |
3.26 oz (92g) |
| Dimensions |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm) |
4.65" x 2.32" x 0.46" (118 x 59 x 11.7 mm) |
3.43" x 1.77" x 0.79" (87 x 45 x 20.1 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | Android | Windows Mobile Standard | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 13 |
CDMA: 850, 1900 GSM: 900, 1800 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | LTE (Cat 4) | EVDO r0 | GPRS |
| Features | ||||
| Flashlight | - | Yes | - | - |
| GPS / Location | Yes | n/a | n/a | - |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | - | - | Yes | Yes |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| USB |
Yes Mini-USB |
Yes Micro-USB |
Yes | Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | - | n/a | n/a | Yes |
| Ringer ID | - | n/a | n/a | Yes |
| Voice Dialing | - | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | - | n/a | n/a | Yes |
| Custom Ringtones | - | n/a | n/a | Yes |
| Real-Music Ringers | - | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | - | n/a | n/a | Yes |
| WAP / Web Browser | - | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | - | n/a | n/a | Yes |
| Side Keys | - | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - |
Yes Capacitive |
- | - |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | - | n/a | n/a | Yes |
| MMS | - | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | - | n/a | n/a | Yes |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| To-Do List | Yes | n/a | n/a | Yes |
| Voice Memo | Yes * | n/a | n/a | Yes |
| Software | ||||
| Games | - | n/a | n/a | Yes |
| Java (J2ME) | - | n/a | n/a | Yes |
| Voice | ||||
| HD Voice | - | Yes | - | - |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | - |
| Push-To-Talk | - | - | - | Yes * |
| Speaker Phone | - | Yes | Yes | Yes |
| * Some versions only | ||||
| Cal-Comp EZ | ZTE Blade Vantage | Samsung Ace SPH-i325 | Sony Ericsson Z550a | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Cal-Comp EZ | ZTE Blade Vantage | Samsung Ace SPH-i325 | Sony Ericsson Z550a |
