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| Phone | Motorola Charm | Samsung SCH-A690 | Ericsson R278d | Samsung Stratosphere / Galaxy Metrix 4G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.8" diag. 4 : 3 |
? | ? |
4" diag. 5 : 3 |
| Display Resolution & Type |
320 x 240 pixels (~143 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
101 x 40 pixels |
480 x 800 pixels (~233 ppi) AMOLED |
| Display Refresh | 60 Hz | ? | ? | 60 Hz |
| Battery | 1,170 mAh | 1,300 mAh | ? | ? |
| Processor | 720 MHz TI OMAP3410 | ? | ? | 1 GHz Samsung Cortex A8 Hummingbird |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | - | - | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | - | - | WVGA / 480p |
| Front Camera | - | - | - | 1 megapixel |
| Weight |
3.88 oz (110g) |
4.3 oz (122g) |
9.28 oz (263g) |
5.8 oz (164g) |
| Dimensions |
3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm) |
3.64" x 1.93" x 1.02" (92 x 49 x 25.9 mm) |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
4.96" x 2.54" x 0.55" (126 x 65 x 14 mm) |
| Form Factor | Slab | Clamshell | Slab | Slide |
| Platform / OS | Android | (proprietary) | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 |
TDMA: 850, 1900 AMPS: 850 |
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| Data Technology | HSDPA 3.6 | 1xRTT | - | LTE (Cat 3) |
| Features | ||||
| GPS / Location | n/a | Yes | - | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | - | - | - |
Yes M4 (very compatible) |
| Multiple Languages | n/a | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | - | - | Yes |
| Mobile Hotspot | n/a | - | - | n/a |
| USB |
Yes Micro-USB |
- | - | Yes |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- | - |
Yes 4 (802.11 a,b,g,n) |
| Contacts | ||||
| Picture ID | n/a | - | - | n/a |
| Ringer ID | n/a | - | - | n/a |
| Voice Dialing | n/a | Yes | - | n/a |
| Customization | ||||
| Custom Graphics | n/a | - | - | n/a |
| Custom Ringtones | n/a | Yes | Yes | n/a |
| Real-Music Ringers | n/a | - | - | n/a |
| Data & Network | ||||
| Data Tethering | n/a | Yes | Yes | n/a |
| WAP / Web Browser | n/a | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | Yes |
| Touch Screen |
Yes Capacitive |
- | - |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | - | - | Yes |
| Messaging | ||||
| Email Client | n/a | - | - | n/a |
| Instant Messaging | n/a | - | - | n/a |
| MMS | n/a | - | - | n/a |
| Text Messaging Templates | n/a | Yes | - | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | - | Yes |
| Music Player | n/a | - | - | n/a |
| Photo & Video | ||||
| DLNA | - | - | - | Yes |
| Productivity | ||||
| Alarm | n/a | Yes | Yes | n/a |
| Calculator | n/a | Yes | - | n/a |
| Calendar | n/a | Yes | - | n/a |
| To-Do List | n/a | Yes | - | n/a |
| Voice Memo | n/a | Yes | - | n/a |
| Software | ||||
| BREW | n/a | Yes | - | n/a |
| Games | n/a | Yes | - | n/a |
| Voice | ||||
| Call Screening | - | Yes | - | - |
| Headset Jack (2.5 mm) | n/a | Yes | - | n/a |
| Push-To-Talk | - | Yes | - | - |
| Speaker Phone | Yes | Yes | - | Yes |
| Motorola Charm | Samsung SCH-A690 | Ericsson R278d | Samsung Stratosphere / Galaxy Metrix 4G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola Charm | Samsung SCH-A690 | Ericsson R278d | Samsung Stratosphere / Galaxy Metrix 4G |
