Display size

• GP2X: 3.5 inches
• PSP : 4.3 inches
• Winner: PSP

Display resolution and color-depth

• GP2X: 320 x 240 x 20
• PSP : 480 x 272 x 24
• Winner: PSP

Audio Formats supported

• GP2X: MP3, OGG, WMA
• PSP : MP3 and Sony’s ATRAC3 plus
• Winner: GP2X

Video Formats supported

• GP2X: MPEG-4, XviD, WMV, DivX
• PSP : H.264, MPEG-4 Part 2/3 in .mp4 containers with AAC audio
• Winner: GP2X (possibly due to extensibility)

Image Formats supported

• GP2X: JPG, BMP, PCX, GIF
• PSP : JPEG, BMP, GIF, TIFF
• Winner: Neither

Physical size

• GP2X: 5.7 x 3.3 x 1.3 (inches)
• PSP : 6.7 x 2.9 x 0.90 (inches)
• Winner: PSP

Weight

• GP2X: 161 (gms)
• PSP : 280 (gms)
• Winner: GP2X

Connectivity

• GP2X: USB 2.0
• PSP : Wi-Fi(IEEE 802.11b), USB 1.1/2.0
• Winner: PSP due to Wi-Fi

Storage

• GP2X: NA
• PSP : NA
• Winner: Neither

Storage expandability

• GP2X: SD Card
• PSP : Memory Stick PRO Duo, 4GB Hard Disk (not yet out), Read-only UMD
• Winner: PSP

Non-media uses

• GP2X: Is primarily a gaming console. However, due to the linux operating system and an already established graphics library, the amount of games/emulators/applications dwarves that of the PSP.
• PSP : Is primarily a gaming console. Also, tonnes of home-brew applications provide a wide spectrum of applications. Can even be made to boot up Linux/Windows, though in a limited way.
• Winner: GP2X

Price

• GP2X: $190
• PSP : $280-300
• Winner: GP2X!

Interface

• GP2X: Standard handheld direction pad and action keys
• PSP : Standard handheld direction pad and action keys
• Winner: Neither

Looks

• GP2X:
• PSP :
• Winner: PSP

Display size

• iPod : 2.5 inches
• PSP : 4.3 inches
• Winner: PSP

Display resolution and color-depth

• iPod : 320 x 240 x 16
• PSP : 480 x 272 x 24
• Winner: PSP

Audio Formats supported

• iPod : AAC (16 to 320 Kbps), Protected AAC (from iTunes Music Store), MP3 (16 to 320 Kbps), MP3 VBR, Audible (formats 2, 3 and 4), Apple Lossless, WAV, AIFF
• PSP : MP3 and Sony’s ATRAC3 plus
• Winner: iPod

Video Formats supported

• iPod : H.264 video: up to 768 Kbps, 320 x 240, 30 frames per sec., Baseline Profile up to Level 1.3 with AAC-LC up to 160 Kbps, 48 Khz, stereo audio in .m4v, .mp4 and .mov file formats
  MPEG-4 video: up to 2.5 mbps, 480 x 480, 30 frames per sec., Simple Profile with AAC-LC up to 160 Kbps, 48 Khz, stereo audio in .m4v, .mp4 and .mov file formats
• PSP : H.264, MPEG-4 Part 2/3 in .mp4 containers with AAC audio
• Winner: iPod

Image Formats supported

• iPod : JPEG, BMP, GIF, TIFF, PSD (Mac only) and PNG formats
• PSP : JPEG, BMP, GIF, TIFF
• Winner: iPod

Physical size

• iPod : 4.1 x 2.4 x 0.43 (inches)
• PSP : 6.7 x 2.9 x 0.90 (inches)
• Winner: iPod

Weight

• iPod : 136 (gms)
• PSP : 280 (gms)
• Winner: iPod

Connectivity

• iPod : USB 1.1/2.0, composite video (with AV cable, sold separately) and audio through headphone jack or line out on the iPod Universal Dock (sold separately)
• PSP : Wi-Fi(IEEE 802.11b), USB 1.1/2.0
• Winner: possibly PSP due to Wi-Fi

Storage

• iPod : 30 GB
• PSP : NA
• Winner: iPod

Storage expandability

• iPod : NA
• PSP : Memory Stick PRO Duo, 4GB Hard Disk (not yet out), Read-only UMD
• Winner: PSP

Non-media uses

• iPod : NA
• PSP : Is primarily a gaming console. Also, tonnes of home-brew applications provide a wide spectrum of applications. Can even be made to boot up Linux/Windows.
• Winner: PSP

Cost of content

• iPod : Music – $0.99 / Videos – $1.99
• PSP : Movies – $10-$25 / Games – $20-$50
• Winner: Not sure – Not comparable

Price

• iPod : $299
• PSP : $280-300
• Winner: Both!

Interface

• iPod : Clickwheel – Very intuitive and easy to use
• PSP : Standard handheld direction pad and action keys – Semi-intuitive
• Winner: iPod

Looks

• iPod :
• PSP :
• Winner: PSP