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| Phone | Samsung SGH-X640 | Samsung Galaxy Note II (Verizon) | Casio G'zOne Boulder | Kyocera DuraForce Ultra 5G | Kyocera Hydro Life |
| Current U.S. Carriers | (none) | (none) | (none) | Verizon | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
5.5" diag. 16 : 9 |
2" diag. 4 : 3 |
5.5" diag. 18 : 9 |
4.5" diag. 16 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~267 ppi) AMOLED |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~443 ppi) LCD (TFT/TFD) |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | 60 Hz | 60 Hz |
| Battery | 800 mAh | 3,100 mAh | 810 mAh | 4,500 mAh | 2,000 mAh |
| Processor | ? | 1.6 GHz Samsung Exynos | ? | 2.4 GHz Qualcomm Snapdragon 765G | 1.2 GHz Qualcomm Snapdragon MSM8212 |
| RAM | ? | 2 GB | ? | 6 GB | 1.5 GB |
| Storage | ? raw hardware | 16 GB | ? raw hardware | 128 GB | 8 GB |
| Main Camera | Yes | 8 megapixel | 1 megapixel | 23 megapixel | 5 megapixel |
| Wide Camera | - | - | - | 16 megapixel | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 1080p HD | ? | 4K UHD | 720p HD |
| Front Camera | - | 2 megapixel | - | 8 megapixel | 2 megapixel |
| Weight |
3 oz (85g) |
6.35 oz (180g) |
4.9 oz (139g) |
9.81 oz (278g) |
4.8 oz (136g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.94" x 3.16" x 0.38" (151 x 80 x 9.7 mm) |
3.9" x 2" x 0.9" (99 x 51 x 22.9 mm) |
6.5" x 2.95" x 0.63" (165 x 75 x 16 mm) |
5.19" x 2.57" x 0.43" (132 x 65 x 10.9 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 13 WCDMA: 1, 2, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
5G: 2, 5, 66, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 48, 66 WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | LTE (Cat 3) | EVDO rA | NR (5G) | HSPA+ 21 |
| Features | |||||
| Barometer | - | - | - | Yes | - |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
- |
| Flashlight | - | - | Yes | Yes | Yes |
| GPS / Location | - | n/a | Yes | n/a | n/a |
| Ruggedized | - | - | Yes | Yes | Yes |
| Water-Resistant | - | - | Yes |
Yes IPX8 (SCUBA) |
Yes IPX7 (snorkeling) |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | - | n/a | n/a |
| Hearing Aid Compatible | - | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth |
- |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes |
| Mobile Hotspot | - | n/a | - | n/a | n/a |
| NFC | - | Yes | - | Yes | - |
| USB | - |
Yes Micro-USB |
Yes |
Yes USB Type C |
Yes Micro-USB |
| UWB | - | - | - | Yes | - |
| Wi-Fi | - |
Yes 4 (802.11 a,b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | n/a | n/a |
| Ringer ID | Yes | n/a | Yes | n/a | n/a |
| Voice Dialing | - | n/a | Yes | n/a | n/a |
| Customization | |||||
| Changeable Body Plates | - | - | Yes | - | - |
| Custom Graphics | Yes | n/a | Yes | n/a | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a | n/a |
| Real-Music Ringers | - | n/a | - | n/a | n/a |
| Data & Network | |||||
| Data Tethering | - | n/a | Yes | n/a | n/a |
| WAP / Web Browser | Yes | n/a | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Stylus | - | Yes | - | - | - |
| Touch Screen | - | Yes | - | Yes | Yes |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | n/a | - | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | Yes | n/a | n/a |
| Instant Messaging | - | n/a | - | n/a | n/a |
| MMS | Yes | n/a | Yes | n/a | n/a |
| Text Messaging Templates | Yes | n/a | Yes | n/a | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | - | Yes | Yes |
| Music Player | - | n/a | Yes | n/a | n/a |
| Photo & Video | |||||
| DLNA | - | Yes | - | - | - |
| TV Output | - | Yes | - | - | - |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Wireless Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | n/a | n/a |
| Calculator | Yes | n/a | Yes | n/a | n/a |
| Calendar | Yes | n/a | Yes | n/a | n/a |
| To-Do List | Yes | n/a | - | n/a | n/a |
| Voice Memo | Yes | n/a | Yes | n/a | n/a |
| Software | |||||
| BREW | - | n/a | Yes | n/a | n/a |
| Games | Yes | n/a | Yes | n/a | n/a |
| Java (J2ME) | Yes | n/a | - | n/a | n/a |
| Voice | |||||
| HD Voice | - | - | - | Yes | - |
| Headset Jack (2.5 mm) | Yes | n/a | - | n/a | n/a |
| Push-To-Talk | - | - | Yes | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | Samsung Galaxy Note II (Verizon) | Casio G'zOne Boulder | Kyocera DuraForce Ultra 5G | Kyocera Hydro Life | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Samsung Galaxy Note II (Verizon) | Casio G'zOne Boulder | Kyocera DuraForce Ultra 5G | Kyocera Hydro Life |
