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| Phone | Samsung SCH-A990 | Microsoft Lumia 950 | Samsung SGH-A657 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
5.2" diag. 16 : 9 |
? |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
1440 x 2560 pixels (~565 ppi) AMOLED |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? |
| Battery | 1,000 mAh | 3,000 mAh | 1,420 mAh |
| Processor | ? | 1.8 GHz Qualcomm Snapdragon 808 (MSM8992) | ? |
| RAM | ? | 3 GB | ? |
| Storage | ? raw hardware | 32 GB | ? raw hardware |
| Main Camera | 3 megapixel | 20 megapixel | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | ? | 4K UHD | - |
| Front Camera | - | 5 megapixel | - |
| Weight |
4.4 oz (125g) |
5.29 oz (150g) |
4.34 oz (123g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
5.71" x 2.88" x 0.32" (145 x 73 x 8.2 mm) |
4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm) |
| Form Factor | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | Windows | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 40 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | EVDO r0 | LTE (Cat 6) | HSDPA 3.6 |
| Features | |||
| Flashlight | Yes | Yes | Yes |
| GPS / Location | Yes | n/a | Yes |
| Ruggedized | - | - | Yes |
| Accessibility | |||
| Adjustable Text Size | - | n/a | - |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M4, T4 (very tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Alerts | |||
| Extra Display | Yes | - | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | - |
| NFC | - | Yes | - |
| USB | Yes |
Yes USB Type C |
Yes |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||
| Picture ID | Yes | n/a | Yes |
| Ringer ID | Yes | n/a | Yes |
| Voice Dialing | Yes | n/a | - |
| Customization | |||
| Custom Graphics | Yes | n/a | Yes |
| Custom Ringtones | Yes | n/a | Yes |
| Real-Music Ringers | Yes | n/a | Yes |
| Data & Network | |||
| Data Tethering | Yes | n/a | Yes |
| WAP / Web Browser | Yes | n/a | Yes |
| Input | |||
| Predictive Text Entry | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
- |
| Memory | |||
| Memory Card Slot | Yes | Yes | Yes |
| Messaging | |||
| Email Client | - | n/a | Yes |
| EMS / Picture Messaging | Yes | n/a | - |
| 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 |
| Stereo Speakers | Yes | - | - |
| Photo & Video | |||
| DLNA | - | Yes | - |
| Miracast | - | Yes | - |
| TV Output | Yes | Yes | - |
| Power | |||
| Fast Charging | - | Yes | - |
| Wireless Charging | - | 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 | Yes |
| Software | |||
| BREW | Yes | n/a | - |
| Games | Yes | n/a | Yes |
| Java (J2ME) | - | n/a | Yes |
| Voice | |||
| HD Voice | - | Yes | - |
| Push-To-Talk | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| Samsung SCH-A990 | Microsoft Lumia 950 | Samsung SGH-A657 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | Microsoft Lumia 950 | Samsung SGH-A657 |
