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| Phone | Samsung Messager R450 | ZTE Groove | Samsung SGH-T819 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
2.1" diag. 4 : 3 |
3.2" diag. 5 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~180 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? |
| Battery | 960 mAh | 1,500 mAh | ? |
| Processor | ? | 800 MHz Qualcomm MSM7627A | ? |
| RAM | ? | 512 MB | ? |
| Storage | ? raw hardware | 1 GB | ? raw hardware |
| Main Camera | 1 megapixel | 3 megapixel | 1 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | 720p HD | QCIF (176 x 144) |
| Front Camera | - | Yes | - |
| Weight |
4.58 oz (130g) |
4.5 oz (128g) |
3.46 oz (98g) |
| Dimensions |
4.4" x 2" x 0.7" (112 x 51 x 17.8 mm) |
4.67" x 2.46" x 0.55" (119 x 62 x 14 mm) |
3.96" x 2.03" x 0.55" (101 x 52 x 14 mm) |
| Form Factor | Slab | Slab | Slide |
| Platform / OS | (proprietary) | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1700, 1900 |
CDMA: 850, 1700, 1900 |
WCDMA: 4 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | EVDO rA | WCDMA (UMTS) |
| Features | |||
| GPS / Location | Yes | n/a | - |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
- | - |
| Multiple Languages | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | - |
| Alerts | |||
| Ringer Profiles | - | - | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | - |
| USB | Yes |
Yes Micro-USB |
Yes |
| Wi-Fi | - | Yes | - |
| Contacts | |||
| Picture ID | Yes | n/a | Yes |
| Ringer ID | Yes | n/a | Yes |
| Voice Dialing | Yes | n/a | Yes |
| Customization | |||
| Custom Graphics | Yes | n/a | Yes |
| Custom Ringtones | Yes | n/a | Yes |
| Real-Music Ringers | - | n/a | Yes |
| Data & Network | |||
| Data Tethering | - | n/a | Yes |
| WAP / Web Browser | Yes | n/a | Yes |
| Input | |||
| Predictive Text Entry | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - |
| Touch Screen | - | Yes | - |
| Memory | |||
| Memory Card Slot | Yes | Yes | Yes |
| Messaging | |||
| Email Client | - | n/a | - |
| EMS / Picture Messaging | - | n/a | Yes |
| Instant Messaging | - | n/a | Yes |
| MMS | Yes | n/a | Yes |
| Text Messaging Templates | Yes | n/a | Yes |
| Music | |||
| Headphone Jack (3.5mm) | - | Yes | - |
| Music Player | Yes | n/a | Yes |
| Productivity | |||
| Alarm | Yes | n/a | Yes |
| Calculator | Yes | n/a | Yes |
| Calendar | Yes | n/a | Yes |
| To-Do List | - | n/a | Yes |
| Voice Memo | Yes | n/a | - |
| Software | |||
| BREW | Yes | n/a | - |
| Games | Yes | n/a | Yes |
| Java (J2ME) | - | n/a | Yes |
| Voice | |||
| Speaker Phone | Yes | Yes | Yes |
| Samsung Messager R450 | ZTE Groove | Samsung SGH-T819 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Messager R450 | ZTE Groove | Samsung SGH-T819 |
