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| Phone | Samsung SCH-A990 | Nokia Lumia 900 | Samsung Galaxy Grand Prime (CDMA) | Samsung SGH-X640 | Samsung M220 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4.3" diag. 5 : 3 |
5" diag. 16 : 9 |
? |
1.5" diag. 4 : 3 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) AMOLED |
540 x 960 pixels (~220 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
128 x 160 pixels (~137 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | 1,000 mAh | 1,830 mAh | 2,600 mAh | 800 mAh | 800 mAh |
| Processor | ? | 1.4 GHz Qualcomm S2 APQ8055 | 1.2 GHz Qualcomm Snapdragon 410 (MSM8916) | ? | ? |
| RAM | ? | 512 MB | 1.5 GB | ? | ? |
| Storage | ? raw hardware | 16 GB | 8 GB | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | 8 megapixel | 8 megapixel | Yes | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | 720p HD | 1080p HD | - | - |
| Front Camera | - | 1 megapixel | 5 megapixel | - | - |
| Weight |
4.4 oz (125g) |
5.6 oz (159g) |
5.5 oz (156g) |
3 oz (85g) |
3.1 oz (88g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
5.03" x 2.7" x 0.45" (128 x 69 x 11.4 mm) |
5.7" x 2.84" x 0.34" (145 x 72 x 8.6 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.5" x 1.9" x 0.8" (89 x 48 x 20.3 mm) |
| Form Factor | Clamshell | Slab | Slab | Clamshell | Clamshell |
| Platform / OS | (proprietary) | Windows | Android | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
||
| Data Technology | EVDO r0 | LTE (Cat 3) | LTE (Cat 4) | GPRS | 1xRTT |
| Features | |||||
| Flashlight | Yes | - | Yes | - | - |
| GPS / Location | Yes | n/a | n/a | - | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | - | - |
| Hearing Aid Compatible | Yes | Yes | Yes | - | Yes |
| Multiple Languages | Yes | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | - | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
Yes |
Yes Classic Audio |
- |
Yes Classic Audio |
| Mobile Hotspot | - | n/a | n/a | - | - |
| NFC | - | - | Yes | - | - |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
- |
Yes Micro-USB |
| Wi-Fi | - | Yes |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | Yes | Yes |
| Ringer ID | Yes | n/a | n/a | Yes | Yes |
| Voice Dialing | Yes | n/a | n/a | - | Yes |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes | Yes |
| Real-Music Ringers | Yes | n/a | n/a | - | - |
| Data & Network | |||||
| Data Tethering | Yes | n/a | n/a | - | Yes |
| WAP / Web Browser | Yes | n/a | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | Yes | Yes | - | - |
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | - | - |
| Messaging | |||||
| Email Client | - | n/a | n/a | - | - |
| EMS / Picture Messaging | Yes | 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 | Yes |
| Music | |||||
| FM Radio | - | Yes | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - | - |
| Music Player | Yes | n/a | n/a | - | - |
| Stereo Speakers | Yes | - | - | - | - |
| Photo & Video | |||||
| TV Output | Yes | - | - | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | Yes | Yes |
| Calculator | Yes | n/a | n/a | Yes | Yes |
| Calendar | Yes | n/a | n/a | Yes | Yes |
| To-Do List | - | n/a | n/a | Yes | Yes |
| Voice Memo | Yes | n/a | n/a | Yes | Yes |
| Software | |||||
| BREW | Yes | n/a | n/a | - | - |
| Games | Yes | n/a | n/a | Yes | Yes |
| Java (J2ME) | - | n/a | n/a | Yes | Yes |
| Voice | |||||
| HD Voice | - | - | Yes | - | - |
| Headset Jack (2.5 mm) | - | n/a | n/a | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SCH-A990 | Nokia Lumia 900 | Samsung Galaxy Grand Prime (CDMA) | Samsung SGH-X640 | Samsung M220 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | Nokia Lumia 900 | Samsung Galaxy Grand Prime (CDMA) | Samsung SGH-X640 | Samsung M220 |











