PowerShot A450[]

The Powershot A450 is a 5MP entry level camera, released in February of 2007.


CHDK is available for the Powershot A450 with firmware version 1.00D from the Download page

  • This camera do not have multipartition support, the autostart method is only supported up to 4GB cards;
    starting CHDK with the "Firmware Update" menu item works also with cards > 4GB

PowerShot A450 front

PowerShot A450 Front

PowerShot A450 back

PowerShot A450 Back

Reviews and Specifications[]

Technical data[]

  • Digic II image procesor
  • VxWorks operating system
  • Sensor: 5MP, 1/3" CCD type, JPEG image size: 2592 x 1944
  • Lens: 5.4 - 17.3 mm (~38-122 - 35mm equiv), 3.2x optical zoom, F 2.8-5.1
  • Display: 2.0 inch TFT, 86,000 pixels
  • optical viewfinder
  • No image stabilisation (IS)
  • Movie: AVI (Motion JPEG compression), 640x480 @10 fps, 320x240 @30 fps, 160x120 @15 fps
  • Sound: WAVE format, monaural
  • Storage: SD / SDHC / MMC card
  • Power: 2 x AA size batteries
  • Dimensions: 106 x 51.8 x 40.2 mm (4.2 x 2.0 x 1.6 inch), Weight: 165g (5.8 oz) without batteries

(The A450 is identical to the Powershot A460 except the 3.2x zoom)

Firmware info[]


  • The trick with the ver.req file is working well.

For developers[]

Firmware dumps[]


Download location for firmware dumps:
P&S firmware dumps mirror


  • Porting is done, CHDK for the A450 with fw version 1.00D is in the trunk, binaries are available from the Autobuild server.