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| Phone | Casio G'zOne Boulder | LG K20 / Harmony / Grace | Samsung Galaxy S II / SGH-i777 | Asus ROG Phone 5(s) (Pro / Ultimate) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2" diag. 4 : 3 |
5.3" diag. 16 : 9 |
4.3" diag. 5 : 3 |
6.8" diag. 20.5 : 9 |
| Display Resolution & Type |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~277 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) AMOLED |
1080 x 2448 pixels (~395 ppi) AMOLED |
| Display Refresh | ? | 60 Hz | 60 Hz | 144 Hz |
| Battery | 810 mAh | 2,800 mAh | 1,650 mAh | 6,000 mAh |
| Processor | ? | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | 1.2 GHz Samsung Exynos dual-core | Qualcomm Snapdragon 888 |
| RAM | ? | 1.5 GB | ? | 16 GB * |
| Storage | ? raw hardware | 16 GB | 16 GB | 256 GB * |
| Main Camera | 1 megapixel | 8 megapixel | 8 megapixel | 64 megapixel |
| Wide Camera | - | - | - | 13 megapixel |
| Tele Camera | - | - | - | - |
| Video Capture | ? | 1080p HD | 1080p HD | 8K |
| Front Camera | - | 5 megapixel | 2 megapixel | 24 megapixel |
| Weight |
4.9 oz (139g) |
5 oz (142g) |
4.3 oz (122g) |
8.43 oz (239g) |
| Dimensions |
3.9" x 2" x 0.9" (99 x 51 x 22.9 mm) |
5.9" x 3" x 0.3" (150 x 76 x 7.6 mm) |
4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm) |
6.81" x 3.03" x 0.39" (173 x 77 x 9.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | Android |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 41, 66, 71, 77-C, 78 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 41, 48, 66, 71 WCDMA: 1, 2, 3, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
| Data Technology | EVDO rA | LTE (Cat 4) | HSPA+ 21 | NR (5G) |
| Features | ||||
| Fingerprint Reader | - | - | - |
Yes in-display (optical) |
| Flashlight | Yes | Yes | - | Yes |
| GPS / Location | Yes | n/a | n/a | n/a |
| Ruggedized | Yes | - | - | - |
| Water-Resistant | Yes | - | - | - |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | - |
| Alerts | ||||
| Extra Display | Yes | - | - | Yes * |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | n/a |
| NFC | - | Yes * | Yes | Yes |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 a,b,g,n) |
Yes 6E (802.11 a,ac,ax,b,g,n) |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | n/a |
| Ringer ID | Yes | n/a | n/a | n/a |
| Voice Dialing | Yes | n/a | n/a | n/a |
| Customization | ||||
| Changeable Body Plates | Yes | - | - | - |
| Custom Graphics | Yes | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a |
| Real-Music Ringers | - | n/a | n/a | n/a |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | n/a |
| Dual-SIM | - | - | - | Yes |
| WAP / Web Browser | Yes | n/a | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
Yes |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Messaging | ||||
| Email Client | - | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a |
| Music | ||||
| FM Radio | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes |
| Music Player | Yes | n/a | n/a | n/a |
| Stereo Speakers | - | - | - | Yes |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| TV Output | - | - | Yes | - |
| Power | ||||
| Fast Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a |
| Software | ||||
| BREW | Yes | n/a | n/a | n/a |
| Games | Yes | n/a | n/a | n/a |
| Voice | ||||
| HD Voice | - | Yes | - | Yes |
| Push-To-Talk | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Casio G'zOne Boulder | LG K20 / Harmony / Grace | Samsung Galaxy S II / SGH-i777 | Asus ROG Phone 5(s) (Pro / Ultimate) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Casio G'zOne Boulder | LG K20 / Harmony / Grace | Samsung Galaxy S II / SGH-i777 | Asus ROG Phone 5(s) (Pro / Ultimate) |
