Compare Phones
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| Phone | Samsung SGH-A657 | Samsung VI-A820 | Motorola Sidekick Slide | Amazon Fire | Samsung SCH-A645 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? | ? |
4.7" diag. 16 : 9 |
? |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
320 x 240 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~312 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
| Display Refresh | ? | ? | ? | ? | ? |
| Battery | 1,420 mAh | 1,000 mAh | ? | 2,400 mAh | 1,000 mAh |
| Processor | ? | ? | 225 MHz TI OMAP 850 | 2.2 GHz Qualcomm Snapdragon 800 | ? |
| RAM | ? | ? | ? | 2 GB | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 32 GB * | ? raw hardware |
| Main Camera | - | - | 1 megapixel | 13 megapixel | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | - | 1080p HD | - |
| Front Camera | - | - | - | 2 megapixel | - |
| Weight |
4.34 oz (123g) |
3.14 oz (89g) |
5.3 oz (150g) |
5.64 oz (160g) |
3.2 oz (91g) |
| Dimensions |
4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm) |
3.56" x 1.88" x 1.06" (90 x 48 x 26.9 mm) |
4.65" x 2.44" x 0.69" (118 x 62 x 17.5 mm) |
5.5" x 2.6" x 0.35" (140 x 66 x 8.9 mm) |
3.54" x 1.79" x 0.94" (90 x 45 x 23.9 mm) |
| Form Factor | Slab | Clamshell | Slide | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | HSDPA 3.6 | 1xRTT | EDGE | LTE (Cat 4) | 1xRTT |
| Features | |||||
| Flashlight | Yes | - | - | Yes | - |
| GPS / Location | Yes | Yes | - | Yes | Yes |
| Ruggedized | Yes | - | - | - | - |
| Accessibility | |||||
| Adjustable Text Size | - | - | Yes | - | - |
| Hearing Aid Compatible | - | - | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | Yes | Yes | - | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | - | Yes |
| Ringer Profiles | - | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | Yes | - |
| Mobile Hotspot | - | - | - | Yes | - |
| NFC | - | - | - | Yes | - |
| USB | Yes | - | Yes |
Yes Micro-USB |
- |
| Wi-Fi | - | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||||
| Picture ID | Yes | Yes | Yes | Yes | Yes |
| Ringer ID | Yes | Yes | Yes | Yes | - |
| Voice Dialing | - | Yes | - | Yes | Yes |
| Customization | |||||
| Custom Graphics | Yes | Yes | Yes | - | Yes |
| Custom Ringtones | Yes | Yes | Yes | Yes | Yes |
| Real-Music Ringers | Yes | - | Yes | - | - |
| Data & Network | |||||
| Data Tethering | Yes | - | - | Yes | - |
| WAP / Web Browser | Yes | Yes | Yes | Yes | Yes * |
| Input | |||||
| Predictive Text Entry | Yes | Yes | - | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - | - |
| Touch Screen | - | - | - |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | - | - |
| Messaging | |||||
| Email Client | Yes | - | Yes | Yes | - |
| EMS / Picture Messaging | - | - | - | - | Yes |
| Instant Messaging | Yes | - | Yes | - | - |
| MMS | Yes | - | Yes | Yes | - |
| Text Messaging Templates | Yes | - | - | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | - | Yes | - |
| Music Player | Yes | - | Yes | Yes | - |
| Stereo Speakers | - | - | - | Yes | - |
| Photo & Video | |||||
| Miracast | - | - | - | Yes | - |
| TV Output | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | Yes | Yes |
| Calculator | Yes | Yes | - | Yes | Yes |
| Calendar | Yes | Yes | Yes | Yes | Yes |
| To-Do List | Yes | Yes | Yes | - | Yes |
| Voice Memo | Yes | Yes | - | Yes | Yes |
| Software | |||||
| BREW | - | - | - | - | Yes * |
| Games | Yes | Yes | Yes | Yes | Yes * |
| Java (J2ME) | Yes | Yes | Yes | - | - |
| Voice | |||||
| HD Voice | - | - | - | Yes | - |
| Headset Jack (2.5 mm) | - | Yes | Yes | - | Yes |
| Push-To-Talk | Yes | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SGH-A657 | Samsung VI-A820 | Motorola Sidekick Slide | Amazon Fire | Samsung SCH-A645 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-A657 | Samsung VI-A820 | Motorola Sidekick Slide | Amazon Fire | Samsung SCH-A645 |
