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| Phone | Nokia Lumia 810 | Motorola Bali | Samsung SGH-X640 | Samsung Rugby A837 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4.3" diag. 5 : 3 |
2.2" diag. 4 : 3 |
? |
2" diag. 4 : 3 |
| Display Resolution & Type |
480 x 800 pixels (~217 ppi) AMOLED |
176 x 220 pixels (~128 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 1,800 mAh | 950 mAh | 800 mAh | 1,000 mAh |
| Processor | 1.5 GHz Qualcomm Snapdragon | ? | ? | ? |
| RAM | 1 GB | ? | ? | ? |
| Storage | 8 GB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 8 megapixel | 1 megapixel | Yes | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 1080p HD | ? | - | QCIF (176 x 144) |
| Front Camera | 1 megapixel | - | - | - |
| Weight |
5.11 oz (145g) |
2.6 oz (74g) |
3 oz (85g) |
4.66 oz (132g) |
| Dimensions |
5" x 2.69" x 0.44" (127 x 68 x 11.2 mm) |
3.8" x 1.8" x 0.6" (97 x 46 x 15.2 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.95" x 2.05" x 0.9" (100 x 52 x 22.9 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Clamshell |
| Platform / OS | Windows | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 1900 |
GSM: 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSPA+ 42 | 1xRTT | GPRS | HSDPA 3.6 |
| Features | ||||
| GPS / Location | n/a | Yes | - | Yes |
| Ruggedized | - | - | - | Yes |
| Accessibility | ||||
| Adjustable Text Size | n/a | - | - | - |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | Yes |
| Mobile Hotspot | n/a | - | - | - |
| NFC | Yes | - | - | - |
| USB |
Yes Micro-USB |
Yes Mini-USB |
- | Yes |
| Wi-Fi |
Yes 4 (802.11 a,b,g,n) |
- | - | - |
| Contacts | ||||
| Picture ID | n/a | Yes | Yes | Yes |
| Ringer ID | n/a | Yes | Yes | Yes |
| Voice Dialing | n/a | Yes | - | - |
| Customization | ||||
| Custom Graphics | n/a | Yes | Yes | Yes |
| Custom Ringtones | n/a | Yes | Yes | Yes |
| Real-Music Ringers | n/a | Yes | - | Yes |
| Data & Network | ||||
| Data Tethering | n/a | - | - | Yes |
| WAP / Web Browser | n/a | Yes | Yes | Yes |
| Input | ||||
| Predictive Text Entry | n/a | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- | - | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | Yes |
| Messaging | ||||
| Email Client | n/a | Yes | - | Yes |
| EMS / Picture Messaging | n/a | - | Yes | - |
| Instant Messaging | n/a | Yes | - | Yes |
| MMS | n/a | Yes | Yes | Yes |
| Text Messaging Templates | n/a | Yes | Yes | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | - | - |
| Music Player | n/a | Yes | - | Yes |
| Power | ||||
| Wireless Charging | Yes | - | - | - |
| Productivity | ||||
| Alarm | n/a | Yes | Yes | Yes |
| Calculator | n/a | Yes | Yes | Yes |
| Calendar | n/a | Yes | Yes | Yes |
| To-Do List | n/a | - | Yes | - |
| Voice Memo | n/a | Yes | Yes | Yes |
| Software | ||||
| Games | n/a | Yes | Yes | Yes |
| Java (J2ME) | n/a | Yes | Yes | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | Yes | Yes | - |
| Push-To-Talk | - | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Nokia Lumia 810 | Motorola Bali | Samsung SGH-X640 | Samsung Rugby A837 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia Lumia 810 | Motorola Bali | Samsung SGH-X640 | Samsung Rugby A837 |
