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| Phone | Samsung SPH-A640 | Samsung Galaxy S6 (GSM) | OnePlus 12R | Samsung Wafer R510 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
5.1" diag. 16 : 9 |
6.8" diag. 20 : 9 |
1.9" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
1440 x 2560 pixels (~576 ppi) AMOLED |
1264 x 2780 pixels (~450 ppi) AMOLED |
220 x 176 pixels (~148 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 120 Hz | ? |
| Battery | 800 mAh | 2,550 mAh | 5,500 mAh | 800 mAh |
| Processor | ? | 2.1 GHz Samsung Exynos 7420 | Snapdragon 8 Gen 2 | ? |
| RAM | ? | 3 GB | 8 GB * | ? |
| Storage | ? raw hardware | 32 GB * | 128 GB * | ? raw hardware |
| Main Camera | Yes | 16 megapixel | 50 megapixel | 1 megapixel |
| Wide Camera | - | - | 8 megapixel | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 4K UHD | 4K UHD | ? |
| Front Camera | - | 5 megapixel | 16 megapixel | - |
| Weight |
3.2 oz (91g) |
4.87 oz (138g) |
7.3 oz (207g) |
2.47 oz (70g) |
| Dimensions |
3.6" x 1.8" x 0.9" (91 x 46 x 22.9 mm) |
5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm) |
6.43" x 2.96" x 0.35" (163 x 75 x 8.8 mm) |
4.45" x 1.97" x 0.33" (113 x 50 x 8.4 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
5G: 1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 66, 71, 77-C, 78 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
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| Data Technology | 1xRTT | LTE (Cat 6) | NR (5G) | EVDO r0 |
| Features | ||||
| Fingerprint Reader | - | Yes |
Yes in-display (optical) |
- |
| Flashlight | - | Yes | Yes | - |
| GPS / Location | Yes | n/a | n/a | Yes |
| VR-ready | - | Yes | - | - |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | Yes | Yes | - |
| MirrorLink | - | Yes | - | - |
| NFC | - | Yes | Yes | - |
| USB | Yes |
Yes Micro-USB |
Yes USB Type C |
- |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 7 (802.11 a,ac,ax,b,be,g,n) |
- |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | Yes |
| Ringer ID | Yes | n/a | n/a | - |
| Voice Dialing | Yes | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | - |
| Dual-SIM | - | - | Yes | - |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | - | - | Yes |
| Messaging | ||||
| MMS | - | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | - |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | - | n/a | n/a | Yes |
| Stereo Speakers | - | - | - | Yes |
| Photo & Video | ||||
| DLNA | - | Yes | - | - |
| Miracast | - | Yes | - | - |
| TV Output | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | Yes | - |
| Wireless 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 | Yes | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | Yes |
| Software | ||||
| BREW | - | n/a | n/a | Yes |
| Games | Yes | n/a | n/a | Yes |
| Java (J2ME) | Yes | n/a | n/a | - |
| Voice | ||||
| HD Voice | - | Yes | Yes | - |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | - |
| Push-To-Talk | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung SPH-A640 | Samsung Galaxy S6 (GSM) | OnePlus 12R | Samsung Wafer R510 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SPH-A640 | Samsung Galaxy S6 (GSM) | OnePlus 12R | Samsung Wafer R510 |
