Compare Phones
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| Phone | Asus PadFone X | Motorola C290 | Samsung SPH-i550 | Ericsson R278d |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Not yet released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
5" diag. 16 : 9 |
? | ? | ? |
| Display Resolution & Type |
1080 x 1920 pixels (~441 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
320 x 320 pixels LCD (TFT/TFD) |
101 x 40 pixels |
| Display Refresh | 60 Hz | ? | ? | ? |
| Battery | 2,300 mAh | 1,020 mAh | ? | ? |
| Processor | 2.3 GHz Qualcomm Snapdragon 800 | ? | 200 MHz Motorola MX-1 | ? |
| RAM | 2 GB | ? | ? | ? |
| Storage | 16 GB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 13 megapixel | - | 1 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 4K UHD | - | ? | - |
| Front Camera | 2 megapixel | - | - | - |
| Weight |
5.29 oz (150g) |
3.53 oz (100g) |
? |
9.28 oz (263g) |
| Dimensions |
5.67" x 2.85" x 0.39" (144 x 72 x 10 mm) |
3.43" x 1.91" x 0.93" (87 x 49 x 23.6 mm) |
3.46" x 2.34" x 1.1" (88 x 59 x 27.9 mm) |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Slab |
| Platform / OS | Android | (proprietary) | Palm OS | (proprietary) |
| Network Bands |
4G LTE: 2, 4, 5, 7, 17 WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 AMPS: 850 |
TDMA: 850, 1900 AMPS: 850 |
| Data Technology | LTE (Cat 4) | 1xRTT | 1xRTT | - |
| Features | ||||
| GPS / Location | n/a | Yes | n/a | - |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
- | - |
| Multiple Languages | n/a | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | - |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | - | - | - |
| Infrared (IR) | - | - | Yes | - |
| NFC | Yes | - | - | - |
| USB |
Yes Micro-USB |
Yes Mini-USB |
- | - |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
- | - | - |
| Contacts | ||||
| Picture ID | n/a | Yes | n/a | - |
| Ringer ID | n/a | Yes | n/a | - |
| Voice Dialing | n/a | - | n/a | - |
| Customization | ||||
| Custom Graphics | n/a | - | n/a | - |
| Custom Ringtones | n/a | - | n/a | Yes |
| Real-Music Ringers | n/a | Yes | n/a | - |
| Data & Network | ||||
| Data Tethering | n/a | - | n/a | Yes |
| External Antenna Jack | n/a | Yes | n/a | - |
| WAP / Web Browser | n/a | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- | Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | - |
| Messaging | ||||
| Email Client | n/a | - | n/a | - |
| Text Messaging Templates | n/a | Yes | n/a | - |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | - | - |
| Music Player | n/a | - | n/a | - |
| Photo & Video | ||||
| Miracast | Yes | - | - | - |
| Power | ||||
| Wireless Charging | Yes | - | - | - |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | Yes |
| Calculator | n/a | Yes | n/a | - |
| Calendar | n/a | Yes | n/a | - |
| To-Do List | n/a | - | n/a | - |
| Voice Memo | n/a | Yes | n/a | - |
| Software | ||||
| Games | n/a | Yes | n/a | - |
| Java (J2ME) | n/a | Yes | n/a | - |
| Voice | ||||
| HD Voice | Yes | - | - | - |
| Headset Jack (2.5 mm) | n/a | Yes | n/a | - |
| Speaker Phone | Yes | Yes | - | - |
| Asus PadFone X | Motorola C290 | Samsung SPH-i550 | Ericsson R278d | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Asus PadFone X | Motorola C290 | Samsung SPH-i550 | Ericsson R278d |
