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| Phone | Casio G'zOne Rock | Samsung SPH-A580 | Samsung Galaxy S8+ | ZTE Speed |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.1" diag. 4 : 3 |
? |
6.2" diag. 18.5 : 9 |
4.5" diag. 16 : 9 |
| Display Resolution & Type |
240 x 320 pixels (~190 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
1440 x 2960 pixels (~531 ppi) AMOLED |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz |
| Battery | 1,150 mAh | 1,000 mAh | 3,500 mAh | 2,000 mAh |
| Processor | ? | ? | 2.3 GHz Qualcomm Snapdragon 835 (MSM8998) | 1.2 GHz Qualcomm Snapdragon 410 MSM8916 |
| RAM | ? | ? | 4 GB | 1 GB |
| Storage | ? raw hardware | ? raw hardware | 64 GB | 8 GB |
| Main Camera | 2 megapixel | - | 12 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | - | 4K UHD | 720p HD |
| Front Camera | - | - | 8 megapixel | 2 megapixel |
| Weight |
4.4 oz (125g) |
3.41 oz (97g) |
6.1 oz (173g) |
4.8 oz (136g) |
| Dimensions |
4.1" x 2" x 0.9" (104 x 51 x 22.9 mm) |
3.6" x 1.78" x 1" (91 x 45 x 25.4 mm) |
6.28" x 2.89" x 0.32" (160 x 73 x 8.1 mm) |
5.3" x 2.6" x 0.4" (135 x 66 x 10.2 mm) |
| Form Factor | Clamshell | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 25, 26, 41 CDMA: 800, 850, 1900 |
| Data Technology | EVDO rA | 1xRTT | LTE (Cat 16) | LTE (Cat 3) |
| Features | ||||
| Fingerprint Reader | - | - |
Yes stand-alone |
- |
| Flashlight | Yes | - | Yes | - |
| GPS / Location | Yes | Yes | n/a | n/a |
| Ruggedized | Yes | - | - | - |
| VR-ready | - | - | Yes | - |
| Water-Resistant | Yes | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | ||||
| Adjustable Text Size | - | - | n/a | n/a |
| Hearing Aid Compatible | Yes | - | Yes | Yes |
| Multiple Languages | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | Yes | - | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
- |
Yes Classic Audio |
Yes Classic Audio |
| MirrorLink | - | - | Yes | - |
| Mobile Hotspot | - | - | n/a | n/a |
| NFC | - | - | Yes | - |
| USB | Yes | - |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | Yes | Yes | n/a | n/a |
| Ringer ID | Yes | Yes | n/a | n/a |
| Voice Dialing | Yes | Yes | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | Yes | n/a | n/a |
| Custom Ringtones | Yes | Yes | n/a | n/a |
| Real-Music Ringers | Yes | - | n/a | n/a |
| Data & Network | ||||
| Data Tethering | Yes | - | n/a | n/a |
| WAP / Web Browser | Yes | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | Yes | Yes |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | - | n/a | n/a |
| Instant Messaging | Yes | - | n/a | n/a |
| MMS | Yes | - | n/a | n/a |
| Text Messaging Templates | Yes | Yes | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | Yes | - | n/a | n/a |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Wireless Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a |
| To-Do List | - | Yes | n/a | n/a |
| Voice Memo | Yes | Yes | n/a | n/a |
| Software | ||||
| BREW | Yes | - | n/a | n/a |
| Games | Yes | Yes | n/a | n/a |
| Java (J2ME) | - | Yes | n/a | n/a |
| Voice | ||||
| HD Voice | - | - | Yes | Yes |
| Headset Jack (2.5 mm) | Yes | Yes | n/a | n/a |
| Push-To-Talk | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Casio G'zOne Rock | Samsung SPH-A580 | Samsung Galaxy S8+ | ZTE Speed | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Casio G'zOne Rock | Samsung SPH-A580 | Samsung Galaxy S8+ | ZTE Speed |
