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| Phone | Nokia N81 | Motorola Photon Q | Samsung SPH-A250 | Palm Treo 650 (CDMA) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Not yet released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
4.3" diag. 16 : 9 |
? | ? |
| Display Resolution & Type |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
540 x 960 pixels (~256 ppi) LCD (TFT/TFD) |
? |
320 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 1,050 mAh | 1,785 mAh | ? | ? |
| Processor | 369 MHz ARM 11 | 1.5 GHz Qualcomm Snapdragon | ? | 312 MHz Intel XScale PXA270 |
| RAM | ? | 1 GB | ? | ? |
| Storage | 8 GB * | 8 GB | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | 8 megapixel | - | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | VGA (640 x 480) | 1080p HD | - | QVGA (320 x 240) |
| Front Camera | - | 1 megapixel | - | - |
| Weight |
4.94 oz (140g) |
6 oz (170g) |
2.82 oz (80g) |
6.3 oz (179g) |
| Dimensions |
4.02" x 1.97" x 0.7" (102 x 50 x 17.8 mm) |
4.98" x 2.6" x 0.54" (126 x 66 x 13.7 mm) |
2.76" x 1.91" x 0.83" (70 x 49 x 21.1 mm) |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
| Form Factor | Slide | Slide | Clamshell | Slab |
| Platform / OS | S60 (Symbian) | Android | (proprietary) | Palm OS |
| Network Bands |
WCDMA: 1 GSM: 850, 900, 1800, 1900 |
4G LTE: 25 WCDMA: 1, 2, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 1900 |
CDMA: 850, 1900 |
| Data Technology | EDGE | LTE (Cat 3) | - | 1xRTT |
| Features | ||||
| GPS / Location | n/a | n/a | - | n/a |
| Accessibility | ||||
| Adjustable Text Size | n/a | n/a | - | n/a |
| Hearing Aid Compatible | - | Yes | - | - |
| Multiple Languages | n/a | n/a | - | n/a |
| TTY/TDD (Digital) | - | Yes | - | - |
| Alerts | ||||
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
- |
Yes Classic Audio |
| Infrared (IR) | - | - | - | Yes |
| Mobile Hotspot | n/a | n/a | - | n/a |
| NFC | - | Yes | - | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
- | - |
| Wi-Fi |
Yes 802.11 b,g |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | n/a | n/a | - | n/a |
| Ringer ID | n/a | n/a | - | n/a |
| Voice Dialing | n/a | n/a | Yes | n/a |
| Customization | ||||
| Custom Graphics | n/a | n/a | - | n/a |
| Custom Ringtones | n/a | n/a | - | n/a |
| Real-Music Ringers | n/a | n/a | - | n/a |
| Data & Network | ||||
| Data Tethering | n/a | n/a | Yes | n/a |
| WAP / Web Browser | n/a | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes |
| Touch Screen | - | Yes | - | Yes |
| Memory | ||||
| Memory Card Slot | Yes * | Yes | - | Yes |
| Messaging | ||||
| Email Client | n/a | n/a | - | n/a |
| Instant Messaging | n/a | n/a | - | n/a |
| MMS | n/a | n/a | - | n/a |
| Text Messaging Templates | n/a | n/a | - | n/a |
| Music | ||||
| FM Radio | Yes | - | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | - | - |
| Music Player | n/a | n/a | - | n/a |
| Stereo Speakers | Yes | - | - | - |
| Photo & Video | ||||
| DLNA | - | Yes | - | - |
| TV Output | - | Yes | - | - |
| Video Calling | n/a | n/a | - | n/a |
| Productivity | ||||
| Alarm | n/a | n/a | Yes | n/a |
| Calculator | n/a | n/a | Yes | n/a |
| Calendar | n/a | n/a | Yes | n/a |
| To-Do List | n/a | n/a | Yes | n/a |
| Voice Memo | n/a | n/a | - | n/a |
| Software | ||||
| Games | n/a | n/a | - | n/a |
| Java (J2ME) | n/a | n/a | - | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | n/a | Yes | n/a |
| Push-To-Talk | Yes * | - | - | - |
| Speaker Phone | Yes | Yes | - | Yes |
| * Some versions only | ||||
| Nokia N81 | Motorola Photon Q | Samsung SPH-A250 | Palm Treo 650 (CDMA) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia N81 | Motorola Photon Q | Samsung SPH-A250 | Palm Treo 650 (CDMA) |
