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Phone | Samsung SGH-A157 | Palm Treo 650 (CDMA) | HTC EVO 4G | HTC G2 |
Current U.S. Carriers | (none) | (none) | (none) | (none) |
Global Availability | Released | Released | Released | Released |
Specifications | ||||
---|---|---|---|---|
Display Size |
1.8" diag. 4 : 3 |
? |
4.3" diag. 5 : 3 |
3.7" diag. 5 : 3 |
Display Resolution & Type |
128 x 160 pixels (~116 ppi) LCD (TFT/TFD) |
320 x 320 pixels LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~252 ppi) LCD (TFT/TFD) |
Display Refresh | ? | ? | 60 Hz | 60 Hz |
Battery | 800 mAh | ? | 1,500 mAh | 1,300 mAh |
Processor | ? | 312 MHz Intel XScale PXA270 | 1 GHz Qualcomm Snapdragon S1 QSD8650 | 800 MHz Qualcomm S2 MSM7230 |
RAM | ? | ? | ? | ? |
Storage | 256 MB | ? raw hardware | ? raw hardware | ? raw hardware |
Main Camera | - | Yes | 8 megapixel | 5 megapixel |
Wide Camera | - | - | - | - |
Tele Camera | - | - | - | - |
Video Capture | - | QVGA (320 x 240) | 720p HD | 720p HD |
Front Camera | - | - | Yes | - |
Weight |
2.99 oz (85g) |
6.3 oz (179g) |
6 oz (170g) |
6.5 oz (184g) |
Dimensions |
3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm) |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
4.8" x 2.6" x 0.5" (122 x 66 x 12.7 mm) |
4.68" x 2.37" x 0.55" (119 x 60 x 14 mm) |
Form Factor | Clamshell | Slab | Slab | Slab |
Platform / OS | (proprietary) | Palm OS | Android | Android |
Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G WiMAX: 41 CDMA: 850, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
Data Technology | ? | 1xRTT | WiMAX | HSPA 14.4 |
Features | ||||
GPS / Location | Yes | n/a | n/a | n/a |
Accessibility | ||||
Adjustable Text Size | Yes | n/a | n/a | n/a |
Hearing Aid Compatible |
Yes M4 (very compatible) |
- | Yes |
Yes M3 (mostly compatible) |
Multiple Languages | Yes | n/a | n/a | n/a |
TTY/TDD (Digital) | Yes | - | Yes | - |
Alerts | ||||
Ringer Profiles | Yes | - | - | - |
Connectivity | ||||
Bluetooth | - | Yes | Yes | Yes |
Infrared (IR) | - | Yes | - | - |
Mobile Hotspot | - | n/a | n/a | n/a |
USB |
Yes Micro-USB |
- | Yes | Yes |
Wi-Fi | - | - |
Yes 802.11 b,g |
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 | - | 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 | Yes | n/a | n/a | n/a |
Data & Network | ||||
Data Tethering | - | 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 |
Text Keyboard, Hardware | - | Yes | - | Yes |
Touch Screen | - | Yes |
Yes Capacitive |
Yes Capacitive |
Memory | ||||
Memory Card Slot | - | Yes | Yes | Yes |
Messaging | ||||
Email Client | - | n/a | n/a | n/a |
Instant Messaging | - | n/a | n/a | n/a |
MMS | Yes | n/a | n/a | n/a |
Text Messaging Templates | Yes | n/a | n/a | n/a |
Music | ||||
FM Radio | - | - | Yes | - |
Headphone Jack (3.5mm) | - | - | Yes | Yes |
Music Player | - | n/a | n/a | n/a |
Photo & Video | ||||
TV Output | - | - | 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 | - | n/a | n/a | n/a |
Voice | ||||
Headset Jack (2.5 mm) | - | n/a | n/a | n/a |
Speaker Phone | Yes | Yes | Yes | Yes |
Samsung SGH-A157 | Palm Treo 650 (CDMA) | HTC EVO 4G | HTC G2 |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
Phone | Samsung SGH-A157 | Palm Treo 650 (CDMA) | HTC EVO 4G | HTC G2 |