Cowon iAudio A3

Cowon iAudio A3

Creative Zen Vision

Creative Zen Vision

iPod Classic 80GB

iPod Classic 80GB

Sony A820

Sony A820
General
Dimensions: 133.4 x 78.5 x 22.0 mm 124.0 x 20.0 x 74.0 mm 103.5 x 61.8 x 10.5 mm 50.2 x 93.9 x 9.3 mm
Weight: 280.0 g 238.0 g 140.0 g 58.0 g
Colors: Silver Black While Silver, Black Black, Pink
Price: $350 / $400 $250 $250 $270 / $320
Storage
Memory Type: Hard Drive Hard Drive Hard Drive Flash
Capacity: 30GB / 60GB 30GB 80GB 8GB / 16GB
Hard Drive Size: N/A N/A 1.8" N/A
Expansion Slot: Other
Compact Flash type 1 & 2
Screen
Display Type: LCD LCD LCD LCD
Display Size: 4" 3.7" 2.5" 2.4"
Display Resolution: 800x480 640x480 320x240 320x240
Display Color: 16.7m 262k 64k 262k
Touch Display: No No No No
TV Out: Yes Yes Yes Yes
1280 x 720 HD output TV Out Requires Dock
Supported Formats
Audio: MP3, WMA, AAC, FLAC, OGG, WAV, APE MP3, WMA MP3, AAC, Audible MP3, WMA, AAC
Video: MPEG-1, MPEG-2, MPEG-4, DivX, XviD, WMV, Other MPEG-1, MPEG-2, MPEG-4, DivX, XviD, WMV H.264 MPEG-4, H.264
Photo: JPEG, BMP, TIFF, PNG, GIF JPEG, TIFF JPEG JPEG
Other: TXT, PDF, DOC N/A N/A N/A
also RAW images; ASF, PCM, AC-3, G.726, Apple Lossless audio; ASF, OGM video also M-JPEG +AIFF & Apple Lossless Audio Formats Linear PCM Audio
Battery
Battery Type: Non-Removable Non-Removable Non-Removable Non-Removable
Audio Life: 7.0 hours 13.0 hours 30.0 hours 33.0 hours
Video Life: 10.0 hours 4.5 hours 5.0 hours 9.0 hours
*official battery life unknown
Controls
Control Type: Tactile Tactile Touch, Tactile Tactile
Dedicated Volume Buttons: No No No Yes
Recording
Video Recording: Yes No No Yes
Audio Recording Format: WAV, WMA N/A N/A N/A
Audio Recording Options: Voice, FM, Line-in Voice N/A N/A
Records with optional dock
Accessories
Included Accessories: S-Video, Component, Composite TV-Out, USB Cable, Lanyard, User's Manual, Earphones, Charger N/A Earbuds, Proprietary USB Cable, Dock Adapter Premium Headphones, Headphone Extension Cable, Proprietary USB Cable, Dock Insert. *8GB version is bundled with Bluetooth headphones.
Available Accessories: Cases, Car Chargers, Belt Clips N/A Cases, Docks, Speaker Docks, + Many others. Cases, Docks, Speaker Docks
Music Browsing & Management
File Browsing: ID3 Tag, File Folder ID3 Tag ID3 Tag ID3 Tag, File Folder
On-the-go Playlists: Yes No Yes No
On-the-go Deleting: Yes No No No
Bookmarks: Yes No No No
BBE, Mach3Bass, MP Enhance, and 3D Surround
Data Transfer
Transfer Protocol: MTP/MSC User Select MTP Other MTP
Connection Type: Standard USB Standard USB Proprietary Connection Proprietary Connection
OS Compatibility: Windows, Mac, Linux Windows Windows, Mac Windows
Wireless: N/A N/A N/A Bluetooth
*Mini USB Jack *Optional USB host
Audio
Audio Enhancements: Custom EQ, Preset EQ, BBE Custom EQ, Preset EQ N/A Custom EQ, Preset EQ
Audio Features: Pan, Speed Control N/A Volume Limiter Volume Limiter
built in speaker DDSE Sound Enhancer, Dynamic Normalizer, Clear Stereo, Virtual Acoustic Sound Engine
Miscellaneous
Radio Band: FM FM N/A N/A
Additional Features: *DMB Support N/A N/A N/A
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