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| Phone | Samsung Messager R450 | ZTE ZMAX 2 | NEC Terrain | Samsung SCH-A990 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.1" diag. 4 : 3 |
5.5" diag. 16 : 9 |
3.1" diag. 4 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~267 ppi) LCD (TFT/TFD) |
480 x 640 pixels (~258 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? |
| Battery | 960 mAh | 3,000 mAh | 1,900 mAh | 1,000 mAh |
| Processor | ? | 1.2 GHz Qualcomm Snapdragon 400 (MSM8916) | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | ? |
| RAM | ? | 2 GB | 1 GB | ? |
| Storage | ? raw hardware | 16 GB | 8 GB | ? raw hardware |
| Main Camera | 1 megapixel | 8 megapixel | 5 megapixel | 3 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 720p HD | 720p HD | ? |
| Front Camera | - | 2 megapixel | Yes | - |
| Weight |
4.58 oz (130g) |
5.99 oz (170g) |
6.06 oz (172g) |
4.4 oz (125g) |
| Dimensions |
4.4" x 2" x 0.7" (112 x 51 x 17.8 mm) |
6.06" x 2.99" x 0.37" (154 x 76 x 9.4 mm) |
5.02" x 2.54" x 0.57" (128 x 65 x 14.5 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | Android | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1700, 1900 |
4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 1900 |
CDMA: 850, 1900 |
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| Data Technology | 1xRTT | LTE (Cat 4) | LTE (Cat 3) | EVDO r0 |
| Features | ||||
| Flashlight | - | - | - | Yes |
| GPS / Location | Yes | n/a | n/a | Yes |
| Ruggedized | - | - | Yes | - |
| Water-Resistant | - | - |
Yes IPX7 (snorkeling) |
- |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | n/a | - |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | - |
| NFC | - | - | Yes | - |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | Yes |
| Ringer ID | Yes | n/a | n/a | Yes |
| Voice Dialing | Yes | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | 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 | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | Yes | - |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | - | n/a | n/a | - |
| EMS / Picture Messaging | - | n/a | n/a | Yes |
| Instant Messaging | - | n/a | n/a | - |
| MMS | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | Yes | n/a | n/a | Yes |
| Stereo Speakers | - | - | - | Yes |
| Photo & Video | ||||
| TV Output | - | - | - | 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 | - | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | Yes |
| Software | ||||
| BREW | Yes | n/a | n/a | Yes |
| Games | Yes | n/a | n/a | Yes |
| Voice | ||||
| Push-To-Talk | - | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Messager R450 | ZTE ZMAX 2 | NEC Terrain | Samsung SCH-A990 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Messager R450 | ZTE ZMAX 2 | NEC Terrain | Samsung SCH-A990 |
