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| Phone | Samsung SCH-A645 | Motorola T280i | Motorola v66i | Asus ROG Phone II | Samsung Galaxy Attain 4G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Not yet released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? | ? |
6.6" diag. 19.5 : 9 |
3.5" diag. 5 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (STN) |
? | ? |
1080 x 2340 pixels (~391 ppi) AMOLED |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 120 Hz | 60 Hz |
| Battery | 1,000 mAh | ? | ? | 6,000 mAh | 1,650 mAh |
| Processor | ? | ? | ? | 3 GHz Qualcomm Snapdragon 855 Plus | ? |
| RAM | ? | ? | ? | 12 GB | 512 MB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 512 GB | ? raw hardware |
| Main Camera | - | - | - | 48 megapixel | 3 megapixel |
| Wide Camera | - | - | - | 13 megapixel | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | - | 4K UHD | WVGA / 480p |
| Front Camera | - | - | - | 24 megapixel | 1 megapixel |
| Weight |
3.2 oz (91g) |
4 oz (113g) |
2.79 oz (79g) |
8.47 oz (240g) |
4.2 oz (119g) |
| Dimensions |
3.54" x 1.79" x 0.94" (90 x 45 x 23.9 mm) |
4.9" x 1.9" x 0.9" (124 x 48 x 22.9 mm) |
3.3" x 1.7" x 0.83" (84 x 43 x 21.1 mm) |
6.73" x 3.06" x 0.37" (171 x 78 x 9.5 mm) |
4.57" x 2.38" x 0.46" (116 x 60 x 11.7 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android | Android |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
GSM: 900, 1800, 1900 |
GSM: 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 |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
| Data Technology | 1xRTT | GPRS | GPRS | LTE (Cat 20) | LTE (Cat 3) |
| Features | |||||
| Fingerprint Reader | - | - | - |
Yes in-display (optical) |
- |
| Flashlight | - | - | - | Yes | - |
| GPS / Location | Yes | - | - | n/a | n/a |
| Accessibility | |||||
| Hearing Aid Compatible | Yes | - | - | Yes | Yes |
| Multiple Languages | Yes | - | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | - | - | - | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth |
- |
Yes |
- |
Yes Classic Audio |
Yes Classic Audio |
| Infrared (IR) | - | Yes | - | - | - |
| NFC | - | - | - | Yes | - |
| USB | - | Yes | Yes |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes |
| Contacts | |||||
| Picture ID | Yes | - | - | n/a | n/a |
| Ringer ID | - | Yes | Yes | n/a | n/a |
| Voice Dialing | Yes | Yes | Yes | n/a | n/a |
| Customization | |||||
| Changeable Body Plates | - | - | Yes | - | - |
| Custom Graphics | Yes | Yes | - | n/a | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a | n/a |
| Real-Music Ringers | - | - | - | n/a | n/a |
| Data & Network | |||||
| Data Tethering | - | Yes | Yes | n/a | n/a |
| Dual-SIM | - | - | - | Yes | - |
| WAP / Web Browser | Yes * | Yes | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | - | Yes | Yes |
| Memory | |||||
| Memory Card Slot | - | - | - | - | Yes |
| Messaging | |||||
| Email Client | - | - | - | n/a | n/a |
| EMS / Picture Messaging | Yes | Yes | Yes | n/a | n/a |
| Instant Messaging | - | - | - | n/a | n/a |
| MMS | - | - | - | n/a | n/a |
| Text Messaging Templates | Yes | - | - | n/a | n/a |
| Music | |||||
| FM Radio | - | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | - | - | Yes | Yes |
| Music Player | - | - | - | n/a | n/a |
| Stereo Speakers | - | - | - | Yes | - |
| Photo & Video | |||||
| DLNA | - | - | - | - | Yes |
| TV Output | - | - | - | Yes | - |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | Yes | n/a | n/a |
| To-Do List | Yes | - | - | n/a | n/a |
| Voice Memo | Yes | Yes | Yes | n/a | n/a |
| Software | |||||
| BREW | Yes * | - | - | n/a | n/a |
| Games | Yes * | Yes | Yes | n/a | n/a |
| Java (J2ME) | - | Yes | Yes | n/a | n/a |
| Voice | |||||
| Headset Jack (2.5 mm) | Yes | Yes | Yes | n/a | n/a |
| Speaker Phone | Yes | - | - | Yes | Yes |
| * Some versions only | |||||
| Samsung SCH-A645 | Motorola T280i | Motorola v66i | Asus ROG Phone II | Samsung Galaxy Attain 4G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A645 | Motorola T280i | Motorola v66i | Asus ROG Phone II | Samsung Galaxy Attain 4G |
