Nikon S640 vs Pentax K-x
96 Imaging
35 Features
24 Overall
30
69 Imaging
52 Features
47 Overall
50
Nikon S640 vs Pentax K-x Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 2.7" Fixed Screen
- ISO 100 - 6400
- Optical Image Stabilization
- 1/8000s Max Shutter
- 1280 x 720 video
- 28-140mm (F2.7-6.6) lens
- 130g - 91 x 55 x 21mm
- Announced August 2009
(Full Review)
- 12MP - APS-C Sensor
- 2.7" Fixed Display
- ISO 100 - 6400 (Boost to 12800)
- Sensor based Image Stabilization
- 1/6000s Max Shutter
- 1280 x 720 video
- Pentax KAF2 Mount
- 580g - 123 x 92 x 68mm
- Released December 2009
Nikon S640 vs Pentax K-x Overview
In this write-up, we are matching up the Nikon S640 versus Pentax K-x, one being a Small Sensor Compact and the other is a Entry-Level DSLR by brands Nikon and Pentax. The image resolution of the S640 (12MP) and the K-x (12MP) is fairly well matched but the S640 (1/2.3") and K-x (APS-C) use different sensor sizing.
TikTok Developing Photo App to Challenge Instagram's DominanceThe S640 was manufactured 4 months prior to the K-x which means that they are both of a similar generation. Both cameras offer different body type with the Nikon S640 being a Compact camera and the Pentax K-x being a Compact SLR camera.
Before diving through a more detailed comparison, below is a brief introduction of how the S640 scores against the K-x with regard to portability, imaging, features and an overall rating.
Nikon S640 vs Pentax K-x Gallery
Here is a sample of the gallery pictures for Nikon Coolpix S640 and Pentax K-x. The entire galleries are available at Nikon S640 Gallery and Pentax K-x Gallery.
Reasons to pick Nikon S640 over the Pentax K-x
S640 | K-x |
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Reasons to pick Pentax K-x over the Nikon S640
K-x | S640 | |||
---|---|---|---|---|
Manual focus | Dial exact focusing |
Common features in the Nikon S640 and Pentax K-x
S640 | K-x | |||
---|---|---|---|---|
Released | August 2009 | December 2009 | Similar generation | |
Display type | Fixed | Fixed | Fixed display | |
Display sizing | 2.7" | 2.7" | Equivalent display measurement | |
Display resolution | 230k | 230k | Same display resolution | |
Selfie screen | Neither features selfie screen | |||
Touch friendly display | Neither features Touch friendly display |
Nikon S640 vs Pentax K-x Physical Comparison
In case you're going to carry your camera regularly, you should factor in its weight and dimensions. The Nikon S640 enjoys outside measurements of 91mm x 55mm x 21mm (3.6" x 2.2" x 0.8") accompanied by a weight of 130 grams (0.29 lbs) while the Pentax K-x has dimensions of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") with a weight of 580 grams (1.28 lbs).
Analyze the Nikon S640 versus Pentax K-x in the latest Camera with Lens Size Comparison Tool.Do not forget, the weight of an Interchangeable Lens Camera will differ depending on the lens you use at the time. Here is the front view scale comparison of the S640 against the K-x.
Using size and weight, the portability rating of the S640 and K-x is 96 and 69 respectively.
Nikon S640 vs Pentax K-x Sensor Comparison
Generally, it can be tough to imagine the contrast between sensor sizing merely by looking at a spec sheet. The graphic below will help give you a clearer sense of the sensor measurements in the S640 and K-x.
As you can see, both the cameras offer the same exact resolution but different sensor sizing. The S640 provides the tinier sensor which is going to make getting bokeh tougher.
Nikon S640 vs Pentax K-x Screen and ViewFinder
Photography Type Scores
Portrait Comparison
Street Comparison
Sports Comparison
Travel Comparison
Landscape Comparison
Vlogging Comparison
Nikon S640 vs Pentax K-x Specifications
Nikon Coolpix S640 | Pentax K-x | |
---|---|---|
General Information | ||
Company | Nikon | Pentax |
Model type | Nikon Coolpix S640 | Pentax K-x |
Category | Small Sensor Compact | Entry-Level DSLR |
Announced | 2009-08-04 | 2009-12-23 |
Body design | Compact | Compact SLR |
Sensor Information | ||
Powered by | Expeed | Prime |
Sensor type | CCD | CMOS |
Sensor size | 1/2.3" | APS-C |
Sensor dimensions | 6.08 x 4.56mm | 23.6 x 15.8mm |
Sensor area | 27.7mm² | 372.9mm² |
Sensor resolution | 12 megapixels | 12 megapixels |
Anti alias filter | ||
Aspect ratio | 4:3 and 16:9 | 3:2 |
Max resolution | 4000 x 3000 | 4288 x 2848 |
Max native ISO | 6400 | 6400 |
Max enhanced ISO | - | 12800 |
Minimum native ISO | 100 | 100 |
RAW pictures | ||
Autofocusing | ||
Focus manually | ||
Touch to focus | ||
Autofocus continuous | ||
Autofocus single | ||
Tracking autofocus | ||
Selective autofocus | ||
Autofocus center weighted | ||
Multi area autofocus | ||
Autofocus live view | ||
Face detection autofocus | ||
Contract detection autofocus | ||
Phase detection autofocus | ||
Total focus points | - | 11 |
Lens | ||
Lens support | fixed lens | Pentax KAF2 |
Lens zoom range | 28-140mm (5.0x) | - |
Maximum aperture | f/2.7-6.6 | - |
Macro focusing distance | 2cm | - |
Number of lenses | - | 151 |
Crop factor | 5.9 | 1.5 |
Screen | ||
Screen type | Fixed Type | Fixed Type |
Screen diagonal | 2.7 inches | 2.7 inches |
Screen resolution | 230k dot | 230k dot |
Selfie friendly | ||
Liveview | ||
Touch operation | ||
Screen technology | - | TFT LCD monitor |
Viewfinder Information | ||
Viewfinder type | None | Optical (pentamirror) |
Viewfinder coverage | - | 96 percent |
Viewfinder magnification | - | 0.57x |
Features | ||
Min shutter speed | 30 secs | 30 secs |
Max shutter speed | 1/8000 secs | 1/6000 secs |
Continuous shutter speed | - | 5.0fps |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | - | Yes |
Change white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | - | 16.00 m |
Flash modes | - | Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless |
External flash | ||
AEB | ||
WB bracketing | ||
Max flash sync | - | 1/180 secs |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Video resolutions | 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) | 1280 x 720 (24 fps), 640 x 416 (24 fps) |
Max video resolution | 1280x720 | 1280x720 |
Video format | Motion JPEG | Motion JPEG |
Mic jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environment seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 130 gr (0.29 lbs) | 580 gr (1.28 lbs) |
Dimensions | 91 x 55 x 21mm (3.6" x 2.2" x 0.8") | 123 x 92 x 68mm (4.8" x 3.6" x 2.7") |
DXO scores | ||
DXO Overall rating | not tested | 72 |
DXO Color Depth rating | not tested | 22.8 |
DXO Dynamic range rating | not tested | 12.5 |
DXO Low light rating | not tested | 811 |
Other | ||
Battery life | - | 1900 images |
Battery form | - | Battery Pack |
Battery ID | EN-EL12 | 4 x AA |
Self timer | Yes | Yes (2 or 12 sec) |
Time lapse feature | ||
Type of storage | SD/SDHC, Internal | SD/SDHC card |
Storage slots | Single | Single |
Launch price | $225 | $600 |