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Pentax Optio S1 vs Pentax K-S2

Pentax Optio S1

Camera summary

The Pentax Optio S1, made by Pentax, is a powerful Compact camera. Announced on March 2, 2011.

See full specifications
Feature Score
Autofocus specs
2.3 out of 5 stars
Connectivity
3.3 out of 5 stars
Exposure mode
2.5 out of 5 stars
Photography features
2.1 out of 5 stars
Physical
0.2 out of 5 stars
Average Score
2.1 out of 5 stars

Successor

This camera has now been superseeded by the Pentax K-S2, which has more advanced features and characteristics, it would also be easier to get, especially new. Take that into account.

Aside from that, consider that you may probably need to update your camera soon and finding accesories could be more difficult compared to its successor. Of course you can expect a lower price for this camera as a compensation.

Compare this camera to its successor Pentax K-S2

Sensor

This camera has a CCD sensor with a 14 Megapixels resolution.

Focus points

This camera has 9 focus points. It offers AF tracking, which allows you to track moving objects

Max video resolutions

1280 x 720

Expect recording in 1280 x 720 with support for the following formats: Motion JPEG.

Connectivity

Built-in wireless connectivity. Support for HDMI, so you can connect it to screens, monitors or any compatible device. Support for USB, transfer files and upgrade your camera's software directly from your computer.

Battery life

D-LI92

The battery of this camera can last up to 260 shots per charge with the included D-LI92 battery. Consider that this value can fluctuate and depends on the mAh of the battery (sometimes generic batteries have more mAh) and also on the usage, the amount of time you use the screen, the flash, etc.

Although this camera may have a decent battery life, its performance is not as great as the most powerful cameras. Always make sure to carry one extra battery, just in case.

Other features

This camera doesn't include a microphone port, which can be a major headache when recording video or interviews, consider it before buying it.

Higher level cameras have a more higher mechanical shutter speed, this model's capabilities could be cumbersome by today's standards, so you should consider it before buying it.

Pentax K-S2

Camera summary

The Pentax K-S2, made by Pentax, is a powerful Compact SLR camera. Announced on Feb. 10, 2015.

See full specifications
Feature Score
Autofocus specs
4.5 out of 5 stars
Connectivity
5.0 out of 5 stars
Exposure mode
2.5 out of 5 stars
Photography features
5.0 out of 5 stars
Physical
1.0 out of 5 stars
Average Score
3.6 out of 5 stars

Predecessor

This camera builds on the success of its predecessor, the Pentax Optio S1, with advanced features and improved performance.

Compare this camera to the Pentax Optio S1

Sensor

This camera has a CMOS sensor with a 20 Megapixels resolution.

Focus points

This camera has 11 focus points. AF Face detection available, ideal for portraits and selfies. It offers AF tracking, which allows you to track moving objects

Max video resolutions

1920 x 1080

Expect recording in 1920 x 1080 with support for the following formats: MPEG-4, H.264.

Connectivity

Built-in wireless connectivity. Support for HDMI, so you can connect it to screens, monitors or any compatible device. Support for USB, transfer files and upgrade your camera's software directly from your computer.

Battery life

D-LI109

The battery of this camera can last up to 410 shots per charge with the included D-LI109 battery. Consider that this value can fluctuate and depends on the mAh of the battery (sometimes generic batteries have more mAh) and also on the usage, the amount of time you use the screen, the flash, etc.

Although this camera may have a decent battery life, its performance is not as great as the most powerful cameras. Always make sure to carry one extra battery, just in case.

Environmental sealing

This camera offers enviromental sealing keeping it protected and safe from environmental damage. A dust proof camera that will give you peace of mind when you're working in deserts, beaches and other environments for adventure lovers.

Autofocus specs

Pentax Optio S1 Pentax K-S2
Af center
No
Yes
Af continuous
No
Yes
Af Contrast Detection
Yes
Yes
Af Face detection
No
Yes
Af live view
Yes
Yes
Af multi area
Yes
Yes
Af phase detection
No
Yes
Af selective
No
Yes
Af single
Yes
Yes
Af touch
No
No
Af tracking
Yes
Yes
Number of cross focus points - -
Number of focus points 9 11

Connectivity

Pentax Optio S1 Pentax K-S2
HDMI
Yes
Yes
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
Wireless connectivity - Built-In
DXO color depth 0.0 0.0
DXO dynamic range 0.0 0.0
DXO low light ISO 0.0 0.0
DXO overall score 0.0 0.0

Exposure mode

Pentax Optio S1 Pentax K-S2
AF area
No
No
average
No
No
Center weighted
Yes
Yes
Multi segment
Yes
Yes
partial
No
No
spot
Yes
Yes

General

Pentax Optio S1 Pentax K-S2
AKA - -
announced March 2, 2011 Feb. 10, 2015
Body type Compact Compact SLR
brand Pentax Pentax
msrp $0.00 $449.99
model Pentax Optio S1 Pentax K-S2
Predecessor model Pentax Optio S1
Successor model Pentax K-S2

Lense

Pentax Optio S1 Pentax K-S2
Focal length multiplier - 1.5x
Lens mount fixed lens Pentax KAF2
Manual focus
Yes
Yes
Macro focus range 1cm -
Number of lenses - 163

Other features

Pentax Optio S1 Pentax K-S2
GPS - Optional
Self-timer Yes (2 or 10 sec) Yes (2 or 12 secs)
Storage slots 1 1
Storage type SD/SDHC/SDXC, Internal SD/SDHC/SDXC
Timelapse recording
No
No

Photography features

Pentax Optio S1 Pentax K-S2
AE bracketing
No
Yes
Aperture priority
No
Yes
Built-in flash
Yes
Yes
Custom white balance
Yes
Yes
Exposure compensation
No
Yes
External flash
No
Yes
Flash modes Auto, On, Off, Red-eye, Soft Auto, auto w/redeye reduction, flash on, flash on + redeye reduction, slow sync, trailing curtain sync, manual flash
Flash range 3.90 m 12.00 m (at ISO 100)
Image stabilization
Yes
Yes
Manual exposure mode
No
Yes
Max continuous shooting 1.0 fps 5.4 fps
Max mechanical shutter speed 1/1500s 1/6000s
Minimum shutter speed 4 30
Shutter priority
No
Yes
WB bracketing
No
No

Physical

Pentax Optio S1 Pentax K-S2
Battery life 260 shots 410 shots
Battery model D-LI92 D-LI109
Battery type Battery Pack Battery Pack
Crush proof
No
No
Dust proof
No
Yes
Environmental sealing
No
Yes
Freeze proof
No
No
Physical dimensions 114 x 58 x 28mm 123 x 91 x 73mm
Shock proof
No
No
Water proof
No
No
Weight 157 grs 678 grs

Screen

Pentax Optio S1 Pentax K-S2
Live view
Yes
Yes
Screen resolution 230 921
Screen size - -
Screen type Fixed Type Fully Articulated
Touch screen
No
No

Sensor

Pentax Optio S1 Pentax K-S2
Max boosted ISO - -
Max image resolution 4288 x 3216 5472 x 3648
Max native ISO 6400 51200
Min native ISO 80 100
RAW support
No
Yes
Sensor area - -
Sensor dimensions 6.17 x 4.55 mm 23.5 x 15.6 mm
Sensor resolution 14 20
Sensor size 1/2.3-inch APS-C
Sensor type CCD CMOS

Headphone port

Pentax Optio S1 Pentax K-S2
Headphone port
No
No
Max video resolution 1280 x 720 1920 x 1080
Microphone port
No
Yes
Video formats Motion JPEG MPEG-4, H.264
Video resolutions 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p)

Viewfinder

Pentax Optio S1 Pentax K-S2
viewfinder - Optical (pentaprism)
viewfinder coverage - -
viewfinder magnification - -
viewfinder resolution no electronic viewfinder no electronic viewfinder