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| Phone | Nokia Lumia 810 | Siemens A56 / A56i | BlackBerry Storm2 9550 | Nokia 6275i | 
| Current U.S. Carriers | (none) | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | Released | 
| Specifications | ||||
|---|---|---|---|---|
| Display Size | 4.3" diag. 5 : 3 | ? | 3.3" diag. 4 : 3 | ? | 
| Display Resolution & Type | 480 x 800 pixels (~217 ppi) AMOLED | 101 x 64 pixels | 360 x 480 pixels (~185 ppi) LCD (TFT/TFD) | 240 x 320 pixels LCD (TFT/TFD) | 
| Display Refresh | ? | ? | ? | ? | 
| Battery | 1,800 mAh | 700 mAh | 1,400 mAh | 1,150 mAh | 
| Processor | 1.5 GHz Qualcomm Snapdragon | ? | ? | ? | 
| RAM | 1 GB | ? | ? | ? | 
| Storage | 8 GB | ? raw hardware | ? raw hardware | ? raw hardware | 
| Main Camera | 8 megapixel | - | 3 megapixel | 2 megapixel | 
| Wide Camera | - | - | - | - | 
| Tele Camera | - | - | - | - | 
| Video Capture | 1080p HD | - | ? | ? | 
| Front Camera | 1 megapixel | - | - | - | 
| Weight | 5.11 oz (145g) | 3 oz (85g) | 5.64 oz (160g) | 3.7 oz (105g) | 
| Dimensions | 5" x 2.69" x 0.44" (127 x 68 x 11.2 mm) | 4" x 1.7" x 0.8" (102 x 43 x 20.3 mm) | 4.43" x 2.45" x 0.55" (113 x 62 x 14 mm) | 4.29" x 1.69" x 0.67" (109 x 43 x 17 mm) | 
| Form Factor | Slab | Slab | Slab | Slab | 
| Platform / OS | Windows | (proprietary) | BlackBerry OS | (proprietary) | 
| Network Bands | WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 | GSM: 850, 1900 | WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 | CDMA: 850, 1900 AMPS: 850 | 
| Data Technology | HSPA+ 42 | - | EVDO rA | 1xRTT | 
| Features | ||||
| GPS / Location | n/a | Yes | n/a | Yes | 
| Accessibility | ||||
| Adjustable Text Size | n/a | - | n/a | - | 
| Hearing Aid Compatible | Yes | - | Yes | - | 
| Multiple Languages | n/a | - | n/a | Yes | 
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | 
| Alerts | ||||
| Ringer Profiles | - | Yes | Yes | Yes | 
| Connectivity | ||||
| Bluetooth | Yes Classic Audio | - | Yes Classic Audio | Yes Classic Audio | 
| Infrared (IR) | - | - | - | Yes | 
| Mobile Hotspot | n/a | - | n/a | - | 
| NFC | Yes | - | - | - | 
| USB | Yes Micro-USB | - | Yes | Yes | 
| Wi-Fi | Yes 4 (802.11 a,b,g,n) | - | Yes 802.11 b,g | - | 
| Contacts | ||||
| Picture ID | n/a | Yes | n/a | Yes | 
| Ringer ID | n/a | Yes | n/a | Yes | 
| Voice Dialing | n/a | - | n/a | Yes | 
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - | 
| Custom Graphics | n/a | Yes | n/a | Yes | 
| Custom Ringtones | n/a | Yes | n/a | Yes | 
| Real-Music Ringers | n/a | - | n/a | Yes | 
| Data & Network | ||||
| Data Tethering | n/a | - | n/a | Yes | 
| WAP / Web Browser | n/a | Yes | n/a | Yes | 
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | Yes | 
| Side Keys | Yes | - | Yes | Yes | 
| Touch Screen | Yes | - | Yes | - | 
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes | 
| Messaging | ||||
| Email Client | n/a | - | n/a | - | 
| EMS / Picture Messaging | n/a | Yes | n/a | - | 
| Instant Messaging | n/a | - | n/a | - | 
| MMS | n/a | - | n/a | Yes | 
| Text Messaging Templates | n/a | - | n/a | Yes | 
| Music | ||||
| FM Radio | - | - | - | Yes | 
| Headphone Jack (3.5mm) | Yes | - | Yes | - | 
| Music Player | n/a | - | n/a | Yes | 
| Power | ||||
| Wireless Charging | Yes | - | - | - | 
| Productivity | ||||
| Alarm | n/a | Yes | n/a | Yes | 
| Calculator | n/a | Yes | n/a | Yes | 
| Calendar | n/a | - | n/a | Yes | 
| To-Do List | n/a | - | n/a | Yes | 
| Voice Memo | n/a | - | n/a | Yes | 
| Software | ||||
| BREW | n/a | - | n/a | Yes * | 
| Games | n/a | Yes | n/a | Yes | 
| Java (J2ME) | n/a | - | n/a | Yes * | 
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | - | n/a | Yes | 
| Speaker Phone | Yes | - | Yes | Yes | 
| * Some versions only | ||||
| Nokia Lumia 810 | Siemens A56 / A56i | BlackBerry Storm2 9550 | Nokia 6275i | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  |  | |
| Phone | Nokia Lumia 810 | Siemens A56 / A56i | BlackBerry Storm2 9550 | Nokia 6275i | 
 







