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| Overall | Samsung Z150 | Samsung X820 |      | ||||
Usability |
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| Display Resolution | 176x220px | 220x176px | |||||
| Display Color | 256K | 256K | |||||
| Display Technology | TFT | TFT | |||||
| Input / Navigation | Navigation Joystick / Button Numeric Keypad | Navigation Joystick / Button Numeric Keypad | |||||
| Talk Time | 2.5h | 2.5h | |||||
| Stand-by Time | 270h | 210h | | ||||
| Vibration | Available | Available | |||||
| Ringtones | MP3 64 Channels Polyphonic | MP3 64 Channels Polyphonic | |||||
Hardware |
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| Processor Speed | Proprietary | Proprietary | |||||
| Internal Memory | 50MB | 80MB | | ||||
| Camera Resolution | VGA | 2 Megapix | | ||||
| Video Recording | Available | Available | |||||
| Video Telephony | Second VGA Camera | ||||||
| Battery | 900 mAh | 630 mAh | |||||
Software |
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| Operating System | Proprietary | Proprietary | |||||
| Java | MIDP 2.0 | MIDP 2.0 | |||||
Connectivity |
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| Compatible Networks | UMTS 2100 GSM 1800 GSM 1900 GSM 900 | GSM 1800 GSM 1900 GSM 900 | | ||||
| USB | v1.1 | v1.1 | |||||
| Bluetooth | v1.1 | v1.1 | |||||
| EDGE | Class 10 | ||||||
| GPRS | Class 10 | Class 10 | |||||
Ergonomics |
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| Dimensions | 118x47x9.8mm 4.65" x 1.85" x 0.39" | 113x50x6.9mm 4.45" x 1.97" x 0.27" | | ||||
| Height | 118mm (4.65") | 113mm (4.45") | | ||||
| Width | 47mm (1.85") | 50mm (1.97") | | ||||
| Depth | 9.8mm (0.39") | 6.9mm (0.27") | | ||||
| Weight | 77g (2.72oz) | 66g (2.33oz) | | ||||
| Form Factor | Candy Bar | Candy Bar |
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Click For 3D Size Comparison |