Nokia N91
| Network | 2G 3G | GSM 900 / 1800 / 1900 UMTS 2100 |
| Size | Dimensions Weight Display | 113.1 x 55.2 x 22 mm 164 gram TFT, 256K colors 176 x 208 pixels, 2.1 inches, 35 x 41 mm (~130 ppi pixel density) |
| Memory | Phonebook Call records Internal Card slot | Yes Yes 4 GB/8 GB storage (microdrive), 64 MB RAM |
| Data | GPRS EDGE 3G WLAN Bluetooth Infrared port USB | Class 10 (4+1/3+2 slots), 32 - 48 kbps Class 10, 236.8 kbps 384 kbps Wi-Fi 802.11b/g v1.2 (A2DP - 8 GB version only) v2.0, miniUSB |
| Features | OS CPU Messaging Ringtones Browser Radio GPS Games Camera Video Colors Java | Symbian OS v9.1, Series 60 UI 3rd Edition 220 MHz Dual ARM 9 SMS, MMS, EMail, Instant Messaging Vibration; Downloadable polyphonic, MP3 ringtones WAP 2.0/xHTML, HTML Stereo FM radio; Visual radio Yes 2 MP, 1600x1200 pixels QCIF Light Blue Chrome, Dark Gray Chrome, Black (Music Edition) MIDP 2.0 - Loudspeaker - 5-way configurable navigation key - 3.5mm jack - Predictive text input - Voice dial - Voice memo - Organizer - Clock - Calendar - Alarm |
| Battery | Stand-by Talk time | Standard battery, Li-Ion (BL-5C) 900 mAh Up to 190 h (2G) / 170 h (3G) Up to 4 h (2G) / 3 h (3G) |
Image: http://www.engadget.com/2005/04/27/the-n91-nokias-4gb-musicphone/