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| Phone | Nokia N91 | Motorola Rival A455 | HTC G2 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
2.2" diag. 4 : 3 |
3.7" diag. 5 : 3 |
| Display Resolution & Type |
176 x 208 pixels LCD (TFT/TFD) |
176 x 220 pixels (~131 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~252 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz |
| Battery | ? | 940 mAh | 1,300 mAh |
| Processor | ? | ? | 800 MHz Qualcomm S2 MSM7230 |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | 2 megapixel | 5 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | ? | QVGA (320 x 240) | 720p HD |
| Front Camera | - | - | - |
| Weight |
5.78 oz (164g) |
4.48 oz (127g) |
6.5 oz (184g) |
| Dimensions |
4.45" x 2.17" x 0.87" (113 x 55 x 22.1 mm) |
3.82" x 1.96" x 0.73" (97 x 50 x 18.5 mm) |
4.68" x 2.37" x 0.55" (119 x 60 x 14 mm) |
| Form Factor | Slide | Slide | Slab |
| Platform / OS | S60 (Symbian) | (proprietary) | Android |
| Network Bands |
WCDMA: 1 GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
| Data Technology | EDGE | EVDO r0 | HSPA 14.4 |
| Features | |||
| GPS / Location | n/a | Yes | n/a |
| Accessibility | |||
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | - |
| Alerts | |||
| Ringer Profiles | Yes | - | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| Mobile Hotspot | n/a | - | n/a |
| USB |
Yes Mini-USB |
Yes Micro-USB |
Yes |
| Wi-Fi |
Yes 802.11 b,g |
- |
Yes 4 (802.11 b,g,n) |
| Contacts | |||
| Picture ID | n/a | Yes | n/a |
| Ringer ID | n/a | Yes | n/a |
| Voice Dialing | n/a | Yes | n/a |
| Customization | |||
| Custom Graphics | n/a | Yes | n/a |
| Custom Ringtones | n/a | Yes | n/a |
| Real-Music Ringers | n/a | Yes | n/a |
| Data & Network | |||
| Data Tethering | n/a | Yes | n/a |
| WAP / Web Browser | n/a | Yes | n/a |
| Input | |||
| Predictive Text Entry | n/a | - | n/a |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | Yes |
| Touch Screen | - | Yes |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | - | Yes | Yes |
| Messaging | |||
| Email Client | n/a | Yes | n/a |
| EMS / Picture Messaging | n/a | Yes | n/a |
| Instant Messaging | n/a | Yes | n/a |
| MMS | n/a | Yes | n/a |
| Text Messaging Templates | n/a | Yes | n/a |
| Music | |||
| FM Radio | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | Yes |
| Music Player | n/a | Yes | n/a |
| Productivity | |||
| Alarm | n/a | Yes | n/a |
| 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 | |||
| BREW | n/a | Yes | n/a |
| Games | n/a | Yes | n/a |
| Java (J2ME) | n/a | - | n/a |
| Voice | |||
| Push-To-Talk | Yes * | - | - |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| Nokia N91 | Motorola Rival A455 | HTC G2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia N91 | Motorola Rival A455 | HTC G2 |
