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| Phone | Samsung SPH-A640 | Motorola V635 | Samsung Galaxy Note20 | Samsung SPH-Z400 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
6.7" diag. 20 : 9 |
1.9" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
1080 x 2400 pixels (~393 ppi) AMOLED |
176 x 220 pixels (~150 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 800 mAh | 780 mAh | 4,300 mAh | 1,300 mAh |
| Processor | ? | ? | 3.1 GHz Qualcomm Snapdragon 865+ | ? |
| RAM | ? | ? | 8 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 128 GB | ? raw hardware |
| Main Camera | Yes | 1 megapixel | 12 megapixel | 1 megapixel |
| Wide Camera | - | - | 12 megapixel | - |
| Tele Camera | - | - | 64 megapixel | - |
| Video Capture | - | ? | 8K | QCIF (176 x 144) |
| Front Camera | - | - | 10 megapixel | - |
| Weight |
3.2 oz (91g) |
4.71 oz (134g) |
6.84 oz (194g) |
4.06 oz (115g) |
| Dimensions |
3.6" x 1.8" x 0.9" (91 x 46 x 22.9 mm) |
3.5" x 1.93" x 0.98" (89 x 49 x 24.9 mm) |
6.36" x 2.96" x 0.33" (162 x 75 x 8.3 mm) |
3.73" x 1.91" x 1" (95 x 49 x 25.4 mm) |
| Form Factor | Clamshell | Clamshell | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
GSM: 850, 900, 1800, 1900 |
5G: 2, 5, 12, 25, 41, 66, 71, 260, 261 4G LTE: 2, 4, 5, 7, 12, 13, 14, 25, 26, 29, 30, 38, 41, 46, 48, 66, 71 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | EDGE | NR (5G) | EVDO rA |
| Features | ||||
| Barometer | - | - | Yes | - |
| Fingerprint Reader | - | - |
Yes in-display (ultrasonic) |
- |
| Flashlight | - | - | Yes | - |
| GPS / Location | Yes | - | n/a | Yes |
| Ruggedized | - | - | - | Yes |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | ||||
| Adjustable Text Size | - | - | n/a | Yes |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4 (very compatible) |
| Multiple Languages | Yes | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | Yes | - | Yes |
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| NFC | - | - | Yes | - |
| USB | Yes | Yes |
Yes USB Type C |
Yes |
| Wi-Fi | - | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
- |
| Contacts | ||||
| Picture ID | Yes | Yes | n/a | Yes |
| Ringer ID | Yes | Yes | n/a | Yes |
| Voice Dialing | Yes | Yes | n/a | Yes |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Graphics | Yes | Yes | n/a | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes |
| Real-Music Ringers | - | Yes | n/a | Yes |
| Data & Network | ||||
| Data Tethering | Yes | Yes | n/a | Yes |
| WAP / Web Browser | Yes | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Stylus | - | - | Yes | - |
| Touch Screen | - | - |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | Yes | - | - |
| Messaging | ||||
| Email Client | - | Yes | n/a | Yes |
| EMS / Picture Messaging | - | Yes | n/a | - |
| MMS | - | Yes | n/a | - |
| Text Messaging Templates | Yes | Yes | n/a | Yes |
| Music | ||||
| Music Player | - | Yes | n/a | - |
| Stereo Speakers | - | - | Yes | Yes |
| Photo & Video | ||||
| TV Output | - | - | Yes | - |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Wireless Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | Yes |
| Calculator | Yes | Yes | n/a | Yes |
| Calendar | Yes | Yes | n/a | Yes |
| To-Do List | Yes | - | n/a | - |
| Voice Memo | Yes | Yes | n/a | Yes |
| Software | ||||
| Games | Yes | Yes | n/a | Yes |
| Java (J2ME) | Yes | Yes | n/a | Yes |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Headset Jack (2.5 mm) | Yes | Yes | n/a | Yes |
| Push-To-Talk | Yes | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung SPH-A640 | Motorola V635 | Samsung Galaxy Note20 | Samsung SPH-Z400 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SPH-A640 | Motorola V635 | Samsung Galaxy Note20 | Samsung SPH-Z400 |
