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| Phone | Samsung SGH-A157 | Samsung SGH-N625 | Samsung Captivate (Galaxy S) | 
| Current U.S. Carriers | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | 
| Specifications | |||
|---|---|---|---|
| Display Size | 1.8" diag. 4 : 3 | ? | 4" diag. 5 : 3 | 
| Display Resolution & Type | 128 x 160 pixels (~116 ppi) LCD (TFT/TFD) | 128 x 64 pixels | 480 x 800 pixels (~233 ppi) AMOLED | 
| Display Refresh | ? | ? | 60 Hz | 
| Battery | 800 mAh | ? | 1,500 mAh | 
| Processor | ? | ? | 1 GHz Samsung Hummingbird Cortex A8 | 
| RAM | ? | ? | ? | 
| Storage | 256 MB | ? raw hardware | 16 GB | 
| Main Camera | - | - | 5 megapixel | 
| Wide Camera | - | - | - | 
| Tele Camera | - | - | - | 
| Video Capture | - | - | 720p HD | 
| Front Camera | - | - | - | 
| Weight | 2.99 oz (85g) | 2.93 oz (83g) | 4.41 oz (125g) | 
| Dimensions | 3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm) | 3.94" x 1.69" x 0.78" (100 x 43 x 19.8 mm) | 4.83" x 2.52" x 0.41" (123 x 64 x 10.4 mm) | 
| Form Factor | Clamshell | Slab | Slab | 
| Platform / OS | (proprietary) | (proprietary) | Android | 
| Network Bands | WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 | GSM: 900, 1900 | WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 | 
| Data Technology | ? | - | HSPA 7.2 | 
| Features | |||
| GPS / Location | Yes | - | n/a | 
| Accessibility | |||
| Adjustable Text Size | Yes | - | n/a | 
| Hearing Aid Compatible | Yes | - | Yes | 
| Multiple Languages | Yes | Yes | n/a | 
| TTY/TDD (Digital) | Yes | - | Yes | 
| Alerts | |||
| Ringer Profiles | Yes | - | - | 
| Connectivity | |||
| Bluetooth | - | - | Yes Classic Audio | 
| USB | Yes Micro-USB | - | Yes Micro-USB | 
| Wi-Fi | - | - | Yes 4 (802.11 b,g,n) | 
| Contacts | |||
| Picture ID | Yes | - | n/a | 
| Ringer ID | Yes | Yes | n/a | 
| Voice Dialing | - | Yes | n/a | 
| Customization | |||
| Custom Graphics | Yes | Yes | n/a | 
| Custom Ringtones | Yes | Yes | n/a | 
| Real-Music Ringers | Yes | - | n/a | 
| Data & Network | |||
| WAP / Web Browser | Yes | Yes | n/a | 
| Input | |||
| Predictive Text Entry | Yes | Yes | n/a | 
| Side Keys | - | Yes | Yes | 
| Touch Screen | - | - | Yes | 
| Memory | |||
| Memory Card Slot | - | - | Yes | 
| Messaging | |||
| Email Client | - | - | n/a | 
| Instant Messaging | - | - | n/a | 
| MMS | Yes | Yes | n/a | 
| Text Messaging Templates | Yes | Yes | n/a | 
| Music | |||
| Headphone Jack (3.5mm) | - | - | Yes | 
| Music Player | - | - | n/a | 
| Photo & Video | |||
| DLNA | - | - | Yes | 
| Productivity | |||
| Alarm | Yes | Yes | n/a | 
| Calculator | Yes | Yes | n/a | 
| Calendar | Yes | Yes | n/a | 
| To-Do List | Yes | Yes | n/a | 
| Voice Memo | Yes | Yes | n/a | 
| Software | |||
| Games | - | Yes | n/a | 
| Voice | |||
| Headset Jack (2.5 mm) | - | Yes | n/a | 
| Speaker Phone | Yes | - | Yes | 
| Samsung SGH-A157 | Samsung SGH-N625 | Samsung Captivate (Galaxy S) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  | |
| Phone | Samsung SGH-A157 | Samsung SGH-N625 | Samsung Captivate (Galaxy S) | 
 









