SGH-X820
| Form Factor | Candybar |
| Phone Type | Triband GSM |
| Networks | GSM 900, 1800, 1900 |
| HSCSD | No |
| GPRS | Yes |
| EDGE | Yes |
| WLAN | No |
| Wireless Internet Technology | GPRS |
| Height (mm) | 113 |
| Width (mm) | 50 |
| Depth (mm) | 6.9 |
| Weight (g) | 66 |
| Battery | Standard battery, Li-Po 630 mAh |
| Standbytime (h) | Up to 210 h |
| Talktime (m) | Up to 2 h 30 min |
| IrDA | No |
| SMS | Yes |
| Yes | |
| MMS | Yes |
| Bluetooth | Yes |
| Java | Yes |
| Camera | Yes |
| Camera resolution | 1600x1200 |
| Colour display | Yes |
| Number of colours | 256000 |
| Video recording | Yes |
| Memory | 80 MB shared memory/3.7 MB for messages |
| Ringtones | Polyphonic (64 channels), MP3 |
| Polyphonic | Yes |
| MP3 | Yes |
| Games | Yes |
| Predictive text | T9 |
| WAP version | 2.0/xHTML |
| WAP | Yes |
| Display width (pixel) | 220 x 176 pixels, 35 x 28 mm |
| Display height (pixel) | 220 x 176 pixels, 35 x 28 mm |
| LCD Type | Color |
| Voicememo | Yes |
| Interface | USB |
| Handsfree | Yes |
| Vibrate | Yes |
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