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| Phone | Samsung SGH-X640 | Amazon Fire | Asus ROG Phone II | Motorola Flipside | Samsung Galaxy S6 (GSM) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Not yet released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4.7" diag. 16 : 9 |
6.6" diag. 19.5 : 9 |
3.1" diag. 5 : 3 |
5.1" diag. 16 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~312 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~391 ppi) AMOLED |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~576 ppi) AMOLED |
| Display Refresh | ? | ? | 120 Hz | 60 Hz | 60 Hz |
| Battery | 800 mAh | 2,400 mAh | 6,000 mAh | 1,150 mAh | 2,550 mAh |
| Processor | ? | 2.2 GHz Qualcomm Snapdragon 800 | 3 GHz Qualcomm Snapdragon 855 Plus | 720 MHz TI OMAP 3410 | 2.1 GHz Samsung Exynos 7420 |
| RAM | ? | 2 GB | 12 GB | ? | 3 GB |
| Storage | ? raw hardware | 32 GB * | 512 GB | ? raw hardware | 32 GB * |
| Main Camera | Yes | 13 megapixel | 48 megapixel | 3 megapixel | 16 megapixel |
| Wide Camera | - | - | 13 megapixel | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 1080p HD | 4K UHD | CIF (352 x 288) | 4K UHD |
| Front Camera | - | 2 megapixel | 24 megapixel | - | 5 megapixel |
| Weight |
3 oz (85g) |
5.64 oz (160g) |
8.47 oz (240g) |
5.11 oz (145g) |
4.87 oz (138g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.5" x 2.6" x 0.35" (140 x 66 x 8.9 mm) |
6.73" x 3.06" x 0.37" (171 x 78 x 9.5 mm) |
4.31" x 2.26" x 0.59" (109 x 57 x 15 mm) |
5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm) |
| Form Factor | Clamshell | Slab | Slab | Slide | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 66 WCDMA: 1, 2, 3, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | GPRS | LTE (Cat 4) | LTE (Cat 20) | HSPA 7.2 | LTE (Cat 6) |
| Features | |||||
| Fingerprint Reader | - | - |
Yes in-display (optical) |
- | Yes |
| Flashlight | - | Yes | Yes | - | Yes |
| GPS / Location | - | Yes | n/a | n/a | n/a |
| VR-ready | - | - | - | - | Yes |
| Accessibility | |||||
| Hearing Aid Compatible | - | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | - | Yes | Yes |
| Connectivity | |||||
| Bluetooth |
- |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Infrared (IR) | - | - | - | - | Yes |
| MirrorLink | - | - | - | - | Yes |
| Mobile Hotspot | - | Yes | n/a | n/a | n/a |
| NFC | - | Yes | Yes | - | Yes |
| USB | - |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | Yes | n/a | n/a | n/a |
| Ringer ID | Yes | Yes | n/a | n/a | n/a |
| Voice Dialing | - | Yes | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | - | n/a | n/a | n/a |
| Custom Ringtones | Yes | Yes | n/a | n/a | n/a |
| Real-Music Ringers | - | - | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | - | Yes | n/a | n/a | n/a |
| Dual-SIM | - | - | Yes | - | - |
| WAP / Web Browser | Yes | Yes | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes | - |
| Touch Screen | - | Yes | Yes | Yes | Yes |
| Memory | |||||
| Memory Card Slot | - | - | - | Yes | - |
| Messaging | |||||
| Email Client | - | Yes | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | - | n/a | n/a | n/a |
| Instant Messaging | - | - | n/a | n/a | n/a |
| MMS | Yes | Yes | n/a | n/a | n/a |
| Text Messaging Templates | Yes | Yes | n/a | n/a | n/a |
| Music | |||||
| FM Radio | - | - | Yes | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes | Yes |
| Music Player | - | Yes | n/a | n/a | n/a |
| Stereo Speakers | - | Yes | Yes | - | - |
| Photo & Video | |||||
| DLNA | - | - | - | - | Yes |
| Miracast | - | Yes | - | - | Yes |
| TV Output | - | Yes | Yes | - | Yes |
| Power | |||||
| Fast Charging | - | - | Yes | - | Yes |
| Wireless Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | n/a | n/a |
| Calculator | Yes | Yes | n/a | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a | n/a |
| To-Do List | Yes | - | n/a | n/a | n/a |
| Voice Memo | Yes | Yes | n/a | n/a | n/a |
| Software | |||||
| Games | Yes | Yes | n/a | n/a | n/a |
| Java (J2ME) | Yes | - | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | Yes | - | - | Yes |
| Headset Jack (2.5 mm) | Yes | - | n/a | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | Amazon Fire | Asus ROG Phone II | Motorola Flipside | Samsung Galaxy S6 (GSM) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Amazon Fire | Asus ROG Phone II | Motorola Flipside | Samsung Galaxy S6 (GSM) |
