55.2 mm x 113.1 mm

176 x 208 Pixels

Video playback: 3GPP H.263, MPEG4, RealVideo, Visual Radio, Intelligently designed music player ( MP3, AAC, AAC+, eAAC+, Real, WAV, WMA, M4A, AMR-WB, True Tones, AMR-NB)- optimized for music listening# Enhanced music features: mixer, 5-band equalizer, loudness, music DRC (Dynamic Range Compression), See what is playing when the Nokia N91 is in the idle state

2 Megapixel

Capture formats: H.263, MPEG-4 (video), Advanced camera modes: still, burst, video and options for night, brightness adjustment, image quality, and self-timer, Digital zoom 20x stepless

Integrated Bluetooth wireless technology v.1.2, WLAN 802.11b/g (WLAN available only on WCDMA version), EGPRS/GPRS (class B/multislot 10) up to 236.8 kbps WCDMA up to speed 384Kb/s, USB 2.0 full speed interface with mass storage profile (USB mini)

900/1800/1900MHz + WCDMA 2100

Convenient email client, SMS, MMS, Instant Messaging

XHTML browser, Improved Web compatibility with support for HTML 4.01, including support for elements such as image maps, background images, and frames Support for a subset of JavaScript 1.5, which includes the most commonly used functions found on the Internet File upload over HTTP using standard HTML forms, Small screen rendering option including a faster page-up/page-down scrolling style, Full-screen mode, download progress bar, and adaptive history list

Integrated Bluetooth wireless technology v.1.2, WLAN 802.11b/g (WLAN available only on WCDMA version), EGPRS/GPRS (class B/multislot 10) up to 236.8 kbps WCDMA up to speed 384Kb/s, USB 2.0 full speed interface with mass storage profile (USB mini)

Up to 4GB of internal dynamic memory for music content, multimedia messages, ringing tones, images, video clips, and applications

Standby time: GSM up to 190 hours/WCDMA up to 170 hours, Talk time: GSM up to 3 - 4 hours/WCDMA up to 2.5 - 3 hours, Music Playback: up to 10 hours