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| Phone | Nokia N81 | HTC Windows Phone 8S | Palm Pre Plus (CDMA) | BlackBerry 7750 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
4" diag. 5 : 3 |
3.1" diag. 5 : 3 |
? |
| Display Resolution & Type |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 1,050 mAh | 1,700 mAh | ? | ? |
| Processor | 369 MHz ARM 11 | 1 GHz Qualcomm Snapdragon S4 | TI OMAP 3430 | ? |
| RAM | ? | 512 MB | ? | ? |
| Storage | 8 GB * | 4 GB | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | 5 megapixel | 3 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | VGA (640 x 480) | 720p HD | ? | - |
| Front Camera | - | - | - | - |
| Weight |
4.94 oz (140g) |
3.99 oz (113g) |
4.89 oz (139g) |
5.01 oz (142g) |
| Dimensions |
4.02" x 1.97" x 0.7" (102 x 50 x 17.8 mm) |
4.74" x 2.48" x 0.4" (121 x 63 x 10.3 mm) |
3.9" x 2.3" x 0.67" (99 x 58 x 17 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
| Platform / OS | S60 (Symbian) | Windows | webOS | BlackBerry OS |
| Network Bands |
WCDMA: 1 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | EDGE | HSPA+ 21 | EVDO rA | 1xRTT |
| Features | ||||
| Flashlight | - | Yes | - | - |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4 (very compatible) |
- |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | Yes | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | - |
| USB |
Yes Micro-USB |
Yes |
Yes Micro-USB |
Yes |
| Wi-Fi |
Yes 802.11 b,g |
Yes 4 (802.11 b,g,n) |
Yes 802.11 b,g |
- |
| Input | ||||
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes * | Yes | - | - |
| Music | ||||
| FM Radio | Yes | - | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | Yes | - |
| Stereo Speakers | Yes | - | - | - |
| Power | ||||
| Wireless Charging | - | - | Yes | - |
| Voice | ||||
| Push-To-Talk | Yes * | - | - | - |
| Speaker Phone | Yes | Yes | Yes | - |
| * Some versions only | ||||
| Nokia N81 | HTC Windows Phone 8S | Palm Pre Plus (CDMA) | BlackBerry 7750 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia N81 | HTC Windows Phone 8S | Palm Pre Plus (CDMA) | BlackBerry 7750 |
