Name: Optio S4
Brand: Pentax
SKU: 2103
Rating: 4.3 (8 reviews)

color rendition was very good
Surprisingly good battery life for a subcompact
Optio S4 delivered very good color

lost photos due to a corrupted memory card
Sets the Video Out signal to NTSC or PAL
Memory card corruption can happen with any card type and any camera manufacturer

Sensor type: CCD
Sensor size: 5.744x4.308 mm
Effective pixels: 4 Mpx
Max resolution: 2304, 1728 px
Maximum aperture: 4.8
Autofocus: Contrast Detect (sensor), Single, Live View
Screen size: 1.6 in
Touch screen: no

Pentax Optio S4 - Pros & Cons

color rendition was very good
Surprisingly good battery life for a subcompact
Optio S4 delivered very good color
delivering very good color and image quality
sleek
smooth styling
Accurate exposure
good dynamic range
Very good color
the LCD viewfinder is spot-on 100% accurate
Simple pro lighting and use tips
the Optio S4 is surprisingly good for such a tiny camera
power-status indicator is fairly accurate
solid and well-built
protects the lens and helps reduce the size
make it easy to shoot compelling lifestyle images
tiny size
great features
good photo quality
and low price
S4 has some nice customization features
exposures were accurate with well-balanced colors
The control layout is generally logical and comfortable
the camera is relatively user-friendly

lost photos due to a corrupted memory card
Sets the Video Out signal to NTSC or PAL
Memory card corruption can happen with any card type and any camera manufacturer
Noise is low at the 50 and 100 ISO settings
S4 is slightly limited when shooting at night
It fell off significantly at the edges of the frame
The four-way controller feels a little stiff and can be unresponsive
noise increases with ISO speed

Pentax Optio S4 - Technical Overview

	Poor	Average	Good	Excellent
Screen size	1.6 in Best: Sony Cyber-shot DSC-W710 Screen size: 6.7 in
ISO maximum	200 Best: Pentax KP ISO maximum: 819200
Effective pixels	4 Mpx Best: Hasselblad H6D-100c Effective pixels: 100 Mpx
Max resolution	2304 x 1728 px Best: Leica M11 Max resolution: 9528 x 6328 px

Pentax - Video Reviews (1)

Pentax Optio S4 - Full Specifications

Sensor type	CCD
Sensor size	0.23 in
Sensor photo detectors	4.0 Mpx
Effective pixels	4.0 Mpx
Image ratio w:h	4:3
Max resolution	2304 x 1728 px
Other resolutions	1600x1200 1024x768 640x480

Optical zoom	3.0 x
Digital zoom	4.0 x
Minimum aperture	2.6
Maximum aperture	4.8
Focal length equiv	35 - 105
Autofocus	Contrast Detect Single Live View
Manual focus	yes
Normal focus range	15.75 in
Macro focus range	2.36 in

Minimum shutter speed	4.0 s
Maximum shutter speed	1.0 s
Shutter priority	no
Aperture priority	no
Exposure compensation plus	2
Exposure compensation minus	-2
Expousure compensation steps	1/3
Built-in flash	yes
Flash modes	Auto Flash ON Flash OFF Redeye Reduction
External flash	no
Self-timer	yes

Weight	4.06 oz
Width	3.27 in
Height	2.05 in
Depth	0.79 in

Battery technology	Lithium-Ion

Timelapse recording	yes
Orientation sensor	no

ISO Auto	yes
ISO minimum	50
ISO maximum	200
White balance presets	5
Custom white balance	yes
Image stabilization type	No
Uncompressed format	No

Screen size	1.6 in
Screen dots	84000
Touch screen	no
Live view	no
Viewfinder	Optical

Body type	Ultracompact
Colour of product	White
Environmentally sealed	no

Internal storage	11.0 mB
Storage types	SD MMC Internal

HDMI	no
USB version	1.0
Remote control	No

Pentax Optio S4 - Q&A

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Pentax Optio S4 Pentax - Editorial Reviews (4)

DPReview

Published: 03.09.2003

Pentax Optio S4

Pentax has today announced the launch of the Optio S4 an upgrade to the Optio S. Sporting the same tiny dimensions and light weight of its predecessor, the Optio S4 has a 4.23 effective megapixel CCD, a 3X zoom lens, and a variety of features including a large, easy-to-use manual control playback button. The Optio S4 will ship to major camera retailers around the end of October.

Camera News and Reviews

Pentax Optio S4 4 to 5 Megapixel user reviews : 2.5 out of 5 - 5 reviews - photographyreview.com

CNET

Published: 20.11.2003

Pentax Optio S4

steves-digicams.com

Pentax Optio S4 Review - Steve's Digicams

Features & Controls The Optio S4 features a Pentax 3x optical zoom with a 35mm equivalent focal length of 35 - 105mm, maximum aperture is f2.6 - f4.8, 4X digital zoom option. When the camera is powered down the lens is retracted inside of the body and a built in shutter closes to protect the