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| Phone | ZTE Agent | Samsung SGH-X640 | Samsung Nexus S | Samsung Jitterbug J / SPH-A310 | Motorola W233 Renew |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
? |
4" diag. 5 : 3 |
2.1" diag. 4 : 3 |
1.6" diag. 1 : 1 |
| Display Resolution & Type |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) AMOLED |
176 x 220 pixels (~134 ppi) LCD (Color) |
128 x 128 pixels (~113 ppi) LCD (STN) |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | 900 mAh | 800 mAh | 1,500 mAh | ? | ? |
| Processor | ? | ? | 1 GHz Samsung Hummingbird Cortex A8 | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 16 GB | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | Yes | 5 megapixel | - | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | - | WVGA / 480p | - | - |
| Front Camera | - | - | Yes | - | - |
| Weight |
3.53 oz (100g) |
3 oz (85g) |
4.55 oz (129g) |
3.99 oz (113g) |
2.93 oz (83g) |
| Dimensions |
4.3" x 1.9" x 0.6" (109 x 48 x 15.2 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.88" x 2.48" x 0.43" (124 x 63 x 10.9 mm) |
3.87" x 2.16" x 0.97" (98 x 55 x 24.6 mm) |
4.37" x 1.77" x 0.58" (111 x 45 x 14.7 mm) |
| Form Factor | Slab | Clamshell | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1700, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 850, 1900 |
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| Data Technology | 1xRTT | GPRS | HSPA 7.2 | - | - |
| Features | |||||
| GPS / Location | Yes | - | n/a | Yes | - |
| Accessibility | |||||
| Hearing Aid Compatible | Yes | - | Yes | Yes | - |
| Multiple Languages | Yes | Yes | n/a | - | Yes |
| TTY/TDD (Digital) | Yes | - | - | - | - |
| Alerts | |||||
| Extra Display | - | - | - | Yes | - |
| Ringer Profiles | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
- |
Yes Classic Audio |
Yes Classic Audio |
- |
| Mobile Hotspot | - | - | n/a | - | - |
| NFC | - | - | Yes | - | - |
| USB |
Yes Micro-USB |
- |
Yes Micro-USB |
- |
Yes Mini-USB |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | - | Yes | n/a | - | - |
| Ringer ID | Yes | Yes | n/a | - | - |
| Voice Dialing | - | - | n/a | Yes | - |
| Customization | |||||
| Changeable Body Plates | - | - | - | - | Yes |
| Custom Graphics | Yes | Yes | n/a | - | - |
| Custom Ringtones | Yes | Yes | n/a | - | - |
| Real-Music Ringers | Yes | - | n/a | - | Yes |
| Data & Network | |||||
| Data Tethering | - | - | n/a | - | - |
| WAP / Web Browser | Yes | Yes | n/a | - | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | - | Yes |
| Side Keys | Yes | Yes | Yes | Yes | - |
| Touch Screen | - | - | Yes | - | - |
| Memory | |||||
| Memory Card Slot | Yes | - | - | - | Yes |
| Messaging | |||||
| Email Client | Yes | - | n/a | - | - |
| EMS / Picture Messaging | - | Yes | n/a | - | - |
| Instant Messaging | Yes | - | n/a | - | - |
| MMS | Yes | Yes | n/a | - | Yes |
| Text Messaging Templates | Yes | Yes | n/a | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | - | Yes | - | - |
| Music Player | Yes | - | n/a | - | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | - | Yes |
| Calculator | Yes | Yes | n/a | - | Yes |
| Calendar | Yes | Yes | n/a | - | Yes |
| To-Do List | - | Yes | n/a | - | - |
| Voice Memo | Yes | Yes | n/a | - | - |
| Software | |||||
| BREW | Yes | - | n/a | - | - |
| Games | Yes | Yes | n/a | - | Yes |
| Java (J2ME) | - | Yes | n/a | - | - |
| Voice | |||||
| Headset Jack (2.5 mm) | - | Yes | n/a | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| ZTE Agent | Samsung SGH-X640 | Samsung Nexus S | Samsung Jitterbug J / SPH-A310 | Motorola W233 Renew | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Agent | Samsung SGH-X640 | Samsung Nexus S | Samsung Jitterbug J / SPH-A310 | Motorola W233 Renew |
