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| Phone | Ericsson R520 | Casio G'zOne Boulder | Nokia 6255i / 6256i | Coolpad Conjr | Asus ROG Phone II |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Not yet released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2" diag. 4 : 3 |
? |
5" diag. 16 : 9 |
6.6" diag. 19.5 : 9 |
| Display Resolution & Type | ? |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~391 ppi) AMOLED |
| Display Refresh | ? | ? | ? | 60 Hz | 120 Hz |
| Battery | ? | 810 mAh | 1,070 mAh | 2,500 mAh | 6,000 mAh |
| Processor | ? | ? | ? | 1 GHz MediaTek MT6735 | 3 GHz Qualcomm Snapdragon 855 Plus |
| RAM | ? | ? | ? | 3 GB | 12 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 16 GB | 512 GB |
| Main Camera | - | 1 megapixel | Yes | 13 megapixel | 48 megapixel |
| Wide Camera | - | - | - | - | 13 megapixel |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | ? | ? | 1080p HD | 4K UHD |
| Front Camera | - | - | - | 8 megapixel | 24 megapixel |
| Weight |
4.23 oz (120g) |
4.9 oz (139g) |
4.23 oz (120g) |
5.14 oz (146g) |
8.47 oz (240g) |
| Dimensions |
5.12" x 1.97" x 0.63" (130 x 50 x 16 mm) |
3.9" x 2" x 0.9" (99 x 51 x 22.9 mm) |
3.36" x 1.87" x 0.97" (85 x 47 x 24.6 mm) |
5.72" x 2.86" x 0.35" (145 x 73 x 8.8 mm) |
6.73" x 3.06" x 0.37" (171 x 78 x 9.5 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 2, 4, 5, 7, 12 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 66 WCDMA: 1, 2, 3, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | EVDO rA | 1xRTT | LTE (Cat 4) | LTE (Cat 20) |
| Features | |||||
| Fingerprint Reader | - | - | - |
Yes stand-alone |
Yes in-display (optical) |
| Flashlight | - | Yes | - | Yes | Yes |
| GPS / Location | - | Yes | Yes | n/a | n/a |
| Ruggedized | - | Yes | - | - | - |
| Water-Resistant | - | Yes | - | - | - |
| Accessibility | |||||
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4 (very compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | - |
| Alerts | |||||
| Extra Display | - | Yes | Yes | - | - |
| Ringer Profiles | Yes | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | Yes | - | - |
| NFC | - | - | - | - | Yes |
| USB | - | Yes | Yes |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - | - | - |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | - | Yes | Yes | n/a | n/a |
| Ringer ID | - | Yes | Yes | n/a | n/a |
| Voice Dialing | Yes | Yes | Yes | n/a | n/a |
| Customization | |||||
| Changeable Body Plates | - | Yes | - | - | - |
| Custom Graphics | - | Yes | Yes | n/a | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a | n/a |
| Real-Music Ringers | - | - | Yes | n/a | n/a |
| Data & Network | |||||
| Data Tethering | Yes | Yes | Yes | n/a | n/a |
| Dual-SIM | - | - | - | Yes | Yes |
| WAP / Web Browser | Yes | Yes | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | n/a | 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 | - | Yes | Yes * | n/a | n/a |
| MMS | - | Yes | Yes | n/a | n/a |
| Text Messaging Templates | Yes | Yes | Yes | n/a | n/a |
| Music | |||||
| FM Radio | - | - | Yes | - | Yes |
| Headphone Jack (3.5mm) | - | - | - | Yes | Yes |
| Music Player | - | Yes | Yes * | n/a | n/a |
| Stereo Speakers | - | - | - | - | Yes |
| Photo & Video | |||||
| TV Output | - | - | - | - | Yes |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | Yes | n/a | n/a |
| To-Do List | - | - | Yes | n/a | n/a |
| Voice Memo | Yes | Yes | Yes | n/a | n/a |
| Software | |||||
| BREW | - | Yes | Yes * | n/a | n/a |
| Games | Yes | Yes | Yes | n/a | n/a |
| Java (J2ME) | - | - | Yes * | n/a | n/a |
| Voice | |||||
| Headset Jack (2.5 mm) | - | - | Yes | n/a | n/a |
| Push-To-Talk | - | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Ericsson R520 | Casio G'zOne Boulder | Nokia 6255i / 6256i | Coolpad Conjr | Asus ROG Phone II | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R520 | Casio G'zOne Boulder | Nokia 6255i / 6256i | Coolpad Conjr | Asus ROG Phone II |
