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| Phone | Ericsson R278d | Sanyo RL-4930 | Yota YotaPhone 2 | Kyocera DuraXV Extreme / Extreme+ | Kyocera DuraPlus |
| Current U.S. Carriers | (none) | (none) | (none) | Verizon | (none) |
| Global Availability | Released | Released | Not yet released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
5" diag. 16 : 9 |
2.6" diag. 4 : 3 |
2" diag. 4 : 3 |
| Display Resolution & Type | 101 x 40 pixels |
128 x 112 pixels LCD (STN) |
1080 x 1920 pixels (~441 ppi) AMOLED |
240 x 320 pixels (~154 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | ? | 1,700 mAh | 2,500 mAh | 1,770 mAh | 1,650 mAh |
| Processor | ? | ? | 2.2 GHz Qualcomm Snapdragon 801 | 2 GHz MediaTek Helio A22 (6761) | ? |
| RAM | ? | ? | 2 GB | 2 GB | 128 MB |
| Storage | ? raw hardware | ? raw hardware | 32 GB | 16 GB | 256 MB |
| Main Camera | - | - | 8 megapixel | 5 megapixel | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | 1080p HD | 720p HD | - |
| Front Camera | - | - | 2 megapixel | - | - |
| Weight |
9.28 oz (263g) |
4.4 oz (125g) |
5.11 oz (145g) |
6.8 oz (193g) |
6.67 oz (189g) |
| Dimensions |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
4.5" x 2" x 1" (114 x 51 x 25.4 mm) |
5.7" x 2.73" x 0.35" (145 x 69 x 8.9 mm) |
4.36" x 2.22" x 1.07" (111 x 56 x 27.2 mm) |
5.28" x 2.17" x 0.93" (134 x 55 x 23.6 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
TDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 2, 4, 5, 12, 13 WCDMA: 1, 2, 5 |
CDMA: 800, 850, 1900 |
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| Data Technology | - | 1xRTT | LTE (Cat 4) | LTE (Cat 4) | EVDO rA |
| Features | |||||
| Barometer | - | - | - | Yes * | - |
| Flashlight | - | - | - | Yes | Yes |
| GPS / Location | - | Yes | n/a | Yes | Yes |
| Ruggedized | - | Yes | - | Yes | Yes |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
Yes |
| Accessibility | |||||
| Adjustable Text Size | - | - | n/a | Yes | Yes |
| Hearing Aid Compatible | - | - | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | Yes | Yes | - |
| Ringer Profiles | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | - | - | Yes | Yes | Yes |
| Mobile Hotspot | - | - | n/a | Yes | - |
| NFC | - | - | Yes | - | - |
| USB | - | Yes |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||||
| Picture ID | - | Yes | n/a | Yes | - |
| Ringer ID | - | Yes | n/a | Yes | Yes |
| Voice Dialing | - | Yes | n/a | Yes | Yes |
| Customization | |||||
| Custom Graphics | - | Yes | n/a | Yes | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes | Yes |
| Real-Music Ringers | - | - | n/a | Yes | - |
| Data & Network | |||||
| Data Tethering | Yes | - | n/a | Yes | - |
| WAP / Web Browser | Yes | Yes | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | - | - | - | Yes | - |
| Messaging | |||||
| Email Client | - | - | n/a | Yes | - |
| Instant Messaging | - | - | n/a | - | - |
| MMS | - | - | n/a | Yes | Yes |
| Text Messaging Templates | - | - | n/a | Yes | Yes |
| Music | |||||
| FM Radio | - | - | Yes | Yes | - |
| Headphone Jack (3.5mm) | - | - | Yes | Yes | - |
| Music Player | - | - | n/a | Yes | - |
| Photo & Video | |||||
| Miracast | - | - | Yes | - | - |
| TV Output | - | - | Yes | - | - |
| Power | |||||
| Wireless Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | Yes | Yes |
| Calculator | - | - | n/a | Yes | Yes |
| Calendar | - | Yes | n/a | Yes | Yes |
| To-Do List | - | Yes | n/a | - | - |
| Voice Memo | - | Yes | n/a | Yes | Yes |
| Software | |||||
| BREW | - | - | n/a | - | Yes |
| Games | - | Yes | n/a | - | Yes |
| Java (J2ME) | - | Yes | n/a | - | Yes |
| Voice | |||||
| Call Screening | - | Yes | - | - | - |
| HD Voice | - | - | - | Yes | - |
| Headset Jack (2.5 mm) | - | - | n/a | - | Yes |
| Push-To-Talk | - | Yes | - | Yes | Yes |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Ericsson R278d | Sanyo RL-4930 | Yota YotaPhone 2 | Kyocera DuraXV Extreme / Extreme+ | Kyocera DuraPlus | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R278d | Sanyo RL-4930 | Yota YotaPhone 2 | Kyocera DuraXV Extreme / Extreme+ | Kyocera DuraPlus |
