Underwater Camera Shootout

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© Corey Kaczmarek

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Pentax Optio W20:

Noise:  Low at ISO 64 (1.9) and ISO 100 (1.9), Moderately Low at ISO 200 (2.2), High/Unacceptable at ISO 400 (3.1), ISO 800 (4.4) and ISO 1600 (7.1)

Color: Extremely High. Average Delta E: 9.19, ISO 64 Auto White Balanced

Resolution: Extremely High at ISO 64 (1565) Very High at ISO 400 (1410), Unacceptable at ISO 1600 (1070). 

Lens Distortion: Visible Barrel distortion at 1x (.52%), Slight Pincushion at 2x (.17%), Slight Pincushion at 3x (.30%)

Dimensions: 2.1 x 4.2x 0.9 inches

Weight: approx 5.3 oz with battery and SD card.

Street: $250

Website: www.h20camera.com

Olympus 720SW

Noise: Moderately Low at ISO 64  (1.9) and 100 (2.1) Moderate at ISO 200 (2.6), High/Unacceptable at ISO 400 (3.4), ISO 800 (3.3) and ISO 1600 (4.3)

Color: Excellent. Average Delta E: 7.76 ISO 64 Auto White Balance

Resolution: Extremely High at ISO 64 (1640) Very High at ISO 400 (1340), Acceptable at ISO 1600 (1130)

Distortion: Visible Barrel Distortion at 1x (.52%), Slight Pincushion at 2x (.24%) and Slight Pincushion at 3x (.16%)

Dimensions: 2.3 x 3.6 x .08 inches

Weight: Approx 5.8 oz with battery and xD card

Street: $300

Website: www.olympusamerica.com

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