The Pentax Optio A20 is mostly gets compared to other compacts. The Pentax Optio A20's top rivals come from Nikon (such as the Coolpix P60) and Pentax (such as the Optio A10)

compared toCompact competitors

Generally, some of the advantages of the Pentax Optio A20 compared to other compact competitors include: it has a slightly wider aperture (f/2.8 vs f/3.6), is slightly smaller (super compact (89×55×23 mm) vs compact (96×64×36 mm)), is thinner (0.9" vs 1.4") and is slightly lighter (145 g vs 210 g).

However, on average it is older (august 2006 vs january 2008) and doesn't have a viewfinder (none vs digital).

Nikon Coolpix P60

Nikon Coolpix P60
1 year newer

Significant advantages of the P60 (vs the Optio A20)

  • Has a viewfinder: Digital vs None

Significant disadvantages of the P60 (vs the Optio A20)

  • Significantly larger: Compact (96×64×36 mm) vs Super compact (89×55×23 mm)
  • Narrower aperture: f/3.6 vs f/2.8
  • Much thicker: 1.4" vs 0.9"

common strengths of the P60 and Optio A20

  • Each has a built-in flash

Pentax Optio A10

Pentax Optio A10
7 months older
$160

Significant advantages of the Optio A10 (vs the Optio A20)

  • None found

Significant disadvantages of the Optio A10 (vs the Optio A20)

  • None found

common strengths of the Optio A10 and Optio A20

  • Wide aperture: f/2.8 vs f/2.8
  • Each has a built-in flash
  • Fairly small: Super compact (89×55×23 mm) vs Super compact (89×55×23 mm)