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| Phone | Samsung Rugby A837 | Samsung Galaxy XCover Pro | Samsung SGH-X640 | Samsung SCH-A645 | ZTE Blade Z Max |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2" diag. 4 : 3 |
6.3" diag. 19.5 : 9 |
? | ? |
6" diag. 16 : 9 |
| Display Resolution & Type |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~409 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? | 60 Hz |
| Battery | 1,000 mAh | 4,050 mAh | 800 mAh | 1,000 mAh | 4,080 mAh |
| Processor | ? | 2 GHz Samsung Exynos 9611 | ? | ? | 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) |
| RAM | ? | 4 GB | ? | ? | 2 GB |
| Storage | ? raw hardware | 64 GB | ? raw hardware | ? raw hardware | 32 GB |
| Main Camera | 1 megapixel | 25 megapixel | Yes | - | 16 megapixel |
| Wide Camera | - | 8 megapixel | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | QCIF (176 x 144) | 1080p HD | - | - | 1080p HD |
| Front Camera | - | 13 megapixel | - | - | 8 megapixel |
| Weight |
4.66 oz (132g) |
7.69 oz (218g) |
3 oz (85g) |
3.2 oz (91g) |
6.58 oz (186g) |
| Dimensions |
3.95" x 2.05" x 0.9" (100 x 52 x 22.9 mm) |
6.3" x 3.02" x 0.39" (160 x 77 x 9.9 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.54" x 1.79" x 0.94" (90 x 45 x 23.9 mm) |
6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Clamshell | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) | Android |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 28, 29, 38, 40, 41, 48, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSDPA 3.6 | LTE (Cat 11) | GPRS | 1xRTT | LTE (Cat 6) |
| Features | |||||
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
Yes stand-alone |
| Flashlight | - | Yes | - | - | Yes |
| GPS / Location | Yes | n/a | - | Yes | n/a |
| Ruggedized | Yes | Yes | - | - | - |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- | - | - |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | - | - | Yes |
| NFC | - | Yes | - | - | - |
| USB | Yes |
Yes USB Type C |
- | - |
Yes USB Type C |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | Yes | n/a |
| Ringer ID | Yes | n/a | Yes | - | n/a |
| Voice Dialing | - | n/a | - | Yes | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | Yes | Yes | n/a |
| Custom Ringtones | Yes | n/a | Yes | Yes | n/a |
| Real-Music Ringers | Yes | n/a | - | - | n/a |
| Data & Network | |||||
| Data Tethering | Yes | n/a | - | - | n/a |
| Dual-SIM | - | Yes * | - | - | - |
| WAP / Web Browser | Yes | n/a | Yes | Yes * | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
- | - |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | Yes | - | - | Yes |
| Messaging | |||||
| Email Client | Yes | n/a | - | - | n/a |
| EMS / Picture Messaging | - | n/a | Yes | Yes | n/a |
| Instant Messaging | Yes | n/a | - | - | n/a |
| MMS | Yes | n/a | Yes | - | n/a |
| Text Messaging Templates | Yes | n/a | Yes | Yes | n/a |
| Music | |||||
| FM Radio | - | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | - | - | Yes |
| Music Player | Yes | n/a | - | - | n/a |
| Power | |||||
| Fast Charging | - | Yes | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | Yes | n/a |
| Calculator | Yes | n/a | Yes | Yes | n/a |
| Calendar | Yes | n/a | Yes | Yes | n/a |
| To-Do List | - | n/a | Yes | Yes | n/a |
| Voice Memo | Yes | n/a | Yes | Yes | n/a |
| Software | |||||
| BREW | - | n/a | - | Yes * | n/a |
| Games | Yes | n/a | Yes | Yes * | n/a |
| Java (J2ME) | Yes | n/a | Yes | - | n/a |
| Voice | |||||
| HD Voice | - | Yes | - | - | Yes |
| Headset Jack (2.5 mm) | - | n/a | Yes | Yes | n/a |
| Push-To-Talk | Yes | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung Rugby A837 | Samsung Galaxy XCover Pro | Samsung SGH-X640 | Samsung SCH-A645 | ZTE Blade Z Max | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Rugby A837 | Samsung Galaxy XCover Pro | Samsung SGH-X640 | Samsung SCH-A645 | ZTE Blade Z Max |
