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| Phone | Nokia N900 | Alcatel Pop Astro | Siemens A56 / A56i | LG CU400 / CU405 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
3.5" diag. 5 : 3 |
4.5" diag. 16 : 9 |
? | ? |
| Display Resolution & Type |
800 x 480 pixels (~267 ppi) LCD (TFT/TFD) |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
101 x 64 pixels |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 1,320 mAh | 2,000 mAh | 700 mAh | 1,100 mAh |
| Processor | 600 MHz TI OMAP 3430 (ARM Cortex-A8) | 1.5 GHz MediaTek MTK6732 | ? | ? |
| RAM | ? | 1 GB | ? | ? |
| Storage | ? raw hardware | 4 GB | ? raw hardware | ? raw hardware |
| Main Camera | 5 megapixel | 5 megapixel | - | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | 1080p HD | - | QVGA (320 x 240) |
| Front Camera | - | Yes | - | - |
| Weight |
6.38 oz (181g) |
5.11 oz (145g) |
3 oz (85g) |
3.27 oz (93g) |
| Dimensions |
4.36" x 2.35" x 0.69" (111 x 60 x 17.6 mm) |
5.23" x 2.57" x 0.39" (133 x 65 x 9.9 mm) |
4" x 1.7" x 0.8" (102 x 43 x 20.3 mm) |
3.36" x 1.89" x 0.9" (85 x 48 x 22.9 mm) |
| Form Factor | Slide | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 1, 4, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSPA 10.1 | LTE (Cat 4) | - | WCDMA (UMTS) |
| Features | ||||
| Flashlight | - | Yes | - | - |
| GPS / Location | Yes | n/a | Yes | - |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | - | - |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | - | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | Yes |
| Mobile Hotspot | - | n/a | - | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
- | Yes |
| Wi-Fi |
Yes 802.11 b,g |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | Yes | n/a | Yes | Yes |
| Ringer ID | - | n/a | Yes | Yes |
| Voice Dialing | - | n/a | - | - |
| Customization | ||||
| Changeable Body Plates | - | - | Yes | - |
| Custom Graphics | Yes | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | Yes | Yes |
| Real-Music Ringers | Yes | n/a | - | Yes |
| Data & Network | ||||
| Data Tethering | - | n/a | - | Yes |
| WAP / Web Browser | Yes | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | - | n/a | Yes | Yes |
| Side Keys | Yes | Yes | - | Yes |
| Stylus | Yes | - | - | - |
| Text Keyboard, Hardware | Yes | - | - | - |
| Touch Screen | Yes | Yes | - | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | - |
| Messaging | ||||
| Email Client | Yes | n/a | - | - |
| EMS / Picture Messaging | - | n/a | Yes | - |
| Instant Messaging | Yes | n/a | - | Yes |
| MMS | - | n/a | - | Yes |
| Text Messaging Templates | - | n/a | - | Yes |
| Music | ||||
| FM Radio | - | Yes | - | - |
| FM Transmitter | Yes | n/a | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | - | - |
| Music Player | Yes | n/a | - | - |
| Stereo Speakers | Yes | - | - | - |
| Photo & Video | ||||
| DLNA | Yes | - | - | - |
| TV Output | Yes | - | - | - |
| Video Calling | Yes * | n/a | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | Yes |
| Calculator | Yes | n/a | Yes | Yes |
| Calendar | Yes | n/a | - | Yes |
| To-Do List | - | n/a | - | Yes |
| Voice Memo | - | n/a | - | Yes |
| Software | ||||
| Games | Yes | n/a | Yes | Yes |
| Java (J2ME) | - | n/a | - | Yes |
| Voice | ||||
| HD Voice | - | Yes | - | - |
| Headset Jack (2.5 mm) | - | n/a | - | Yes |
| Push-To-Talk | - | - | - | Yes |
| Speaker Phone | Yes | Yes | - | Yes |
| * Some versions only | ||||
| Nokia N900 | Alcatel Pop Astro | Siemens A56 / A56i | LG CU400 / CU405 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia N900 | Alcatel Pop Astro | Siemens A56 / A56i | LG CU400 / CU405 |
