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| Phone | Samsung SCH-A990 | Samsung Galaxy Note 4 (CDMA) | Pantech Duo C810 | Samsung SGH-A157 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
5.7" diag. 16 : 9 |
2.2" diag. 4 : 3 |
1.8" diag. 4 : 3 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
1440 x 2560 pixels (~515 ppi) AMOLED |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~116 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 1,000 mAh | 3,220 mAh | 1,320 mAh | 800 mAh |
| Processor | ? | 2.7 GHz Qualcomm Snapdragon 805 | ARM 920t PXA27x | ? |
| RAM | ? | 3 GB | ? | ? |
| Storage | ? raw hardware | 32 GB | ? raw hardware | 256 MB |
| Main Camera | 3 megapixel | 16 megapixel | 1 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | 4K UHD | QVGA (320 x 240) | - |
| Front Camera | - | 4 megapixel | - | - |
| Weight |
4.4 oz (125g) |
6.21 oz (176g) |
3.88 oz (110g) |
2.99 oz (85g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
6.04" x 3.09" x 0.33" (154 x 79 x 8.5 mm) |
4.01" x 1.97" x 0.78" (102 x 50 x 19.8 mm) |
3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm) |
| Form Factor | Clamshell | Slab | Slide | Clamshell |
| Platform / OS | (proprietary) | Android | Windows Mobile Standard | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | EVDO r0 | LTE (Cat 4) | HSDPA 1.8 | ? |
| Features | ||||
| Fingerprint Reader | - | Yes | - | - |
| Flashlight | Yes | Yes | - | - |
| GPS / Location | Yes | n/a | n/a | Yes |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | n/a | Yes |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M4 (very 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 | - |
| Infrared (IR) | - | Yes | - | - |
| MirrorLink | - | Yes | - | - |
| Mobile Hotspot | - | n/a | n/a | - |
| NFC | - | Yes | - | - |
| USB | Yes |
Yes Micro-USB |
Yes |
Yes Micro-USB |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,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 | - |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | Yes | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | - |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | - |
| Stylus | - | Yes | - | - |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - |
Yes Capacitive |
- | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Messaging | ||||
| Email Client | - | n/a | n/a | - |
| EMS / Picture Messaging | Yes | n/a | n/a | - |
| Instant Messaging | - | n/a | n/a | - |
| MMS | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | Yes | n/a | n/a | - |
| Stereo Speakers | Yes | - | - | - |
| Photo & Video | ||||
| TV Output | Yes | Yes | - | - |
| Power | ||||
| Fast Charging | - | 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 | Yes |
| Voice Memo | Yes | n/a | n/a | Yes |
| Software | ||||
| BREW | Yes | n/a | n/a | - |
| Games | Yes | n/a | n/a | - |
| Voice | ||||
| HD Voice | - | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung SCH-A990 | Samsung Galaxy Note 4 (CDMA) | Pantech Duo C810 | Samsung SGH-A157 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | Samsung Galaxy Note 4 (CDMA) | Pantech Duo C810 | Samsung SGH-A157 |
