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| Phone | ZTE Flash | Samsung SGH-A157 | Siemens CF75 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Not yet released |
| Specifications | |||
|---|---|---|---|
| Display Size |
4.5" diag. 16 : 9 |
1.8" diag. 4 : 3 |
? |
| Display Resolution & Type |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~116 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
| Display Refresh | 60 Hz | ? | ? |
| Battery | 1,780 mAh | 800 mAh | 600 mAh |
| Processor | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | ? | ? |
| RAM | 1 GB | ? | ? |
| Storage | 8 GB | 256 MB | ? raw hardware |
| Main Camera | 12 megapixel | - | Yes |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | 1080p HD | - | - |
| Front Camera | 1 megapixel | - | - |
| Weight |
5.2 oz (147g) |
2.99 oz (85g) |
3.17 oz (90g) |
| Dimensions |
5.27" x 2.56" x 0.38" (134 x 65 x 9.7 mm) |
3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm) |
3.43" x 1.73" x 1.26" (87 x 44 x 32 mm) |
| Form Factor | Slab | Clamshell | Clamshell |
| Platform / OS | Android | (proprietary) | (proprietary) |
| Network Bands |
4G LTE: 25 CDMA: 800, 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | LTE (Cat 3) | ? | EDGE |
| Features | |||
| GPS / Location | n/a | Yes | - |
| Accessibility | |||
| Adjustable Text Size | n/a | Yes | - |
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M4 (very compatible) |
- |
| Multiple Languages | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | - |
| Alerts | |||
| Extra Display | - | - | Yes |
| Ringer Profiles | - | Yes | - |
| Connectivity | |||
| Bluetooth | Yes | - | - |
| Infrared (IR) | - | - | Yes |
| Mobile Hotspot | n/a | - | - |
| NFC | Yes | - | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes |
| 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 | Yes |
| Custom Ringtones | n/a | Yes | Yes |
| Real-Music Ringers | n/a | Yes | - |
| Data & Network | |||
| Data Tethering | n/a | - | Yes |
| WAP / Web Browser | n/a | Yes | Yes |
| Input | |||
| Predictive Text Entry | n/a | Yes | Yes |
| Side Keys | Yes | - | Yes |
| Touch Screen |
Yes Capacitive |
- | - |
| Memory | |||
| Memory Card Slot | Yes | - | - |
| Messaging | |||
| Email Client | n/a | - | Yes |
| EMS / Picture Messaging | n/a | - | Yes |
| Instant Messaging | n/a | - | - |
| MMS | n/a | Yes | Yes |
| Text Messaging Templates | n/a | Yes | Yes |
| Music | |||
| Headphone Jack (3.5mm) | Yes | - | - |
| Music Player | n/a | - | - |
| Productivity | |||
| Alarm | n/a | Yes | Yes |
| Calculator | n/a | Yes | Yes |
| Calendar | n/a | Yes | Yes |
| To-Do List | n/a | Yes | Yes |
| Voice Memo | n/a | Yes | Yes |
| Software | |||
| Games | n/a | - | Yes |
| Java (J2ME) | n/a | - | Yes |
| Voice | |||
| HD Voice | Yes | - | - |
| Push-To-Talk | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| ZTE Flash | Samsung SGH-A157 | Siemens CF75 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Flash | Samsung SGH-A157 | Siemens CF75 |
