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| Phone | Samsung MM-A900 / SPH-A900 / Ace | BlackBerry 7750 | Motorola Droid 2 | Motorola Charm |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
3.7" diag. 16 : 9 |
2.8" diag. 4 : 3 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
480 x 854 pixels (~265 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~143 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz |
| Battery | ? | ? | 1,390 mAh | 1,170 mAh |
| Processor | ? | ? | 1 GHz TI OMAP3620 | 720 MHz TI OMAP3410 |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 8 GB | ? raw hardware |
| Main Camera | 1 megapixel | - | 5 megapixel | 3 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | - | WVGA / 480p | ? |
| Front Camera | - | - | - | - |
| Weight |
3.9 oz (111g) |
5.01 oz (142g) |
5.96 oz (169g) |
3.88 oz (110g) |
| Dimensions |
3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.58" x 2.38" x 0.54" (116 x 61 x 13.7 mm) |
3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm) |
| Form Factor | Clamshell | Slab | Slide | Slab |
| Platform / OS | (proprietary) | BlackBerry OS | Android | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
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| Data Technology | EVDO r0 | 1xRTT | EVDO rA | HSDPA 3.6 |
| Features | ||||
| GPS / Location | Yes | n/a | n/a | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | - | - |
Yes M3, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | n/a |
| USB | Yes | Yes |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | n/a |
| Ringer ID | Yes | n/a | n/a | n/a |
| Voice Dialing | Yes | n/a | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a |
| Real-Music Ringers | - | n/a | n/a | n/a |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | n/a |
| WAP / Web Browser | Yes | n/a | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | - | Yes | Yes |
| Messaging | ||||
| Email Client | - | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a |
| MMS | - | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | Yes | n/a | n/a | n/a |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a |
| To-Do List | Yes | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a |
| Software | ||||
| Games | Yes | n/a | n/a | n/a |
| Java (J2ME) | Yes | n/a | n/a | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | n/a | n/a |
| Speaker Phone | Yes | - | Yes | Yes |
| Samsung MM-A900 / SPH-A900 / Ace | BlackBerry 7750 | Motorola Droid 2 | Motorola Charm | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung MM-A900 / SPH-A900 / Ace | BlackBerry 7750 | Motorola Droid 2 | Motorola Charm |
