Cowon iAudio A2

Cowon iAudio A2

Creative Zen Stone Speaker

Creative Zen Stone Speaker

Microsoft Zune 4 / 8

Microsoft Zune 4 / 8

Sony A820

Sony A820
General
Dimensions: 133.0 x 78.0 x 22.0 mm 53.7 x 35.6 x 16.0 mm 41.4 x 91.5 x 8.5 mm 50.2 x 93.9 x 9.3 mm
Weight: 293.0 g 24.0 g 48.2 g 58.0 g
Colors: White Black, Champagne, Blue, Pink Red, Green, Pink, Black Black, Pink
Price: $250 / $320 $49.99 $150 / $200 $270 / $320
Storage
Memory Type: Hard Drive Flash Flash Flash
Capacity: 20GB / 30GB 2GB 4GB / 8GB 8GB / 16GB
Hard Drive Size: 1.8" N/A N/A N/A
Expansion Slot:
Screen
Display Type: LCD None LCD LCD
Display Size: 4" 0" 1.8" 2.4"
Display Resolution: 480x272 N/A 240x320 320x240
Display Color: 16.7m N/A 64k 262k
Touch Display: No No No No
TV Out: Yes No No Yes
TV Out Requires Dock
Supported Formats
Audio: MP3, WMA, FLAC, OGG, WAV MP3, WMA, Audible MP3, WMA, AAC MP3, WMA, AAC
Video: MPEG-1, MPEG-4, DivX, XviD, WMV N/A MPEG-4, H.264 MPEG-4, H.264
Photo: JPEG, BMP, PNG N/A JPEG JPEG
Other: TXT N/A N/A N/A
Linear PCM Audio
Battery
Battery Type: Non-Removable Removable Non-Removable Non-Removable
Audio Life: 18.0 hours 20.0 hours 24.0 hours 33.0 hours
Video Life: 10.0 hours 0.0 hours 4.0 hours 9.0 hours
Controls
Control Type: Tactile Tactile Touch, Tactile Tactile
Dedicated Volume Buttons: No Yes No Yes
Recording
Video Recording: Yes No No Yes
Audio Recording Format: WAV, MP3 N/A N/A N/A
Audio Recording Options: Voice, FM, Line-in N/A N/A N/A
Records with optional dock
Accessories
Included Accessories: Carrying Case, Strap, CD-ROM, Earphones, AV Cable, USB Cable, Line-In cable, USB Host Cable Silicon skin w/clip, USB cable, earbuds Earbuds, Proprietary USB Cable Premium Headphones, Headphone Extension Cable, Proprietary USB Cable, Dock Insert. *8GB version is bundled with Bluetooth headphones.
Available Accessories: Cases, Car Chargers, Belt Clips, TV Tuner (DVB) Speaker, cases Home A/V Pack, Dock Pack, Car Pack, Cable Pack, Premium Headphones, Leather Case, AC Adapter, Speaker Docks, Many other after market accessories. Cases, Docks, Speaker Docks
Music Browsing & Management
File Browsing: File Folder N/A 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
Data Transfer
Transfer Protocol: MTP/MSC User Select MSC MTP MTP
Connection Type: Standard USB Standard USB Proprietary Connection Proprietary Connection
OS Compatibility: Windows, Mac, Linux Windows, Mac, Linux Windows Windows
Wireless: N/A N/A Wi-Fi Bluetooth
Audio
Audio Enhancements: Custom EQ, Preset EQ, BBE N/A Preset EQ Custom EQ, Preset EQ
Audio Features: Pan N/A N/A Volume Limiter
BBE, Mach3Bass, MP Enhance, and 3D Surround DDSE Sound Enhancer, Dynamic Normalizer, Clear Stereo, Virtual Acoustic Sound Engine
Miscellaneous
Radio Band: FM N/A N/A N/A
Additional Features: Built in Speaker Internal speaker FM Radio has RDS N/A
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