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| Phone | Samsung Galaxy Attain 4G | ZTE Blade Z Max | Kyocera DuraForce Ultra 5G | BlackBerry Curve 3G 9330 | Samsung Rugby A837 |
| Current U.S. Carriers | (none) | (none) | Verizon | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
3.5" diag. 5 : 3 |
6" diag. 16 : 9 |
5.5" diag. 18 : 9 |
2.5" diag. 4 : 3 |
2" diag. 4 : 3 |
| Display Resolution & Type |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~443 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~160 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | 60 Hz | ? | ? |
| Battery | 1,650 mAh | 4,080 mAh | 4,500 mAh | 1,150 mAh | 1,000 mAh |
| Processor | ? | 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) | 2.4 GHz Qualcomm Snapdragon 765G | ? | ? |
| RAM | 512 MB | 2 GB | 6 GB | ? | ? |
| Storage | ? raw hardware | 32 GB | 128 GB | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | 16 megapixel | 23 megapixel | 2 megapixel | 1 megapixel |
| Wide Camera | - | - | 16 megapixel | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | WVGA / 480p | 1080p HD | 4K UHD | ? | QCIF (176 x 144) |
| Front Camera | 1 megapixel | 8 megapixel | 8 megapixel | - | - |
| Weight |
4.2 oz (119g) |
6.58 oz (186g) |
9.81 oz (278g) |
3.7 oz (105g) |
4.66 oz (132g) |
| Dimensions |
4.57" x 2.38" x 0.46" (116 x 60 x 11.7 mm) |
6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm) |
6.5" x 2.95" x 0.63" (165 x 75 x 16 mm) |
4.29" x 2.36" x 0.55" (109 x 60 x 14 mm) |
3.95" x 2.05" x 0.9" (100 x 52 x 22.9 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Clamshell |
| Platform / OS | Android | Android | Android | BlackBerry OS | (proprietary) |
| Network Bands |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 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 |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 3) | LTE (Cat 6) | NR (5G) | EVDO r0 | HSDPA 3.6 |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | - |
Yes stand-alone |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | Yes | - | - |
| GPS / Location | n/a | n/a | n/a | n/a | Yes |
| Ruggedized | - | - | Yes | - | Yes |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | n/a | n/a | - |
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| NFC | - | - | Yes | - | - |
| USB |
Yes Micro-USB |
Yes USB Type C |
Yes USB Type C |
Yes Micro-USB |
Yes |
| UWB | - | - | Yes | - | - |
| Wi-Fi | Yes |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 802.11 b,g |
- |
| Contacts | |||||
| Picture ID | n/a | n/a | n/a | n/a | Yes |
| Ringer ID | n/a | n/a | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | n/a | n/a | - |
| Customization | |||||
| Custom Graphics | n/a | n/a | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | n/a | n/a | n/a | n/a | Yes |
| WAP / Web Browser | n/a | n/a | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes | - |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | n/a | n/a | n/a | Yes |
| Instant Messaging | n/a | n/a | n/a | n/a | Yes |
| MMS | n/a | n/a | n/a | n/a | Yes |
| Text Messaging Templates | n/a | n/a | n/a | n/a | Yes |
| Music | |||||
| FM Radio | - | Yes | - | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | Yes | Yes | - |
| Music Player | n/a | n/a | n/a | n/a | Yes |
| Photo & Video | |||||
| DLNA | Yes | - | - | - | - |
| Power | |||||
| Fast Charging | - | Yes | Yes | - | - |
| Wireless Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | n/a | - |
| Voice Memo | n/a | n/a | n/a | n/a | Yes |
| Software | |||||
| Games | n/a | n/a | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | n/a | n/a | Yes |
| Voice | |||||
| HD Voice | - | Yes | Yes | - | - |
| Push-To-Talk | - | - | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung Galaxy Attain 4G | ZTE Blade Z Max | Kyocera DuraForce Ultra 5G | BlackBerry Curve 3G 9330 | Samsung Rugby A837 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy Attain 4G | ZTE Blade Z Max | Kyocera DuraForce Ultra 5G | BlackBerry Curve 3G 9330 | Samsung Rugby A837 |
