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Nikon D40X vs Pentax K100D S

Portability
71
Imaging
49
Features
33
Overall
42
Nikon D40X front
 
Pentax K100D Super front
Portability
65
Imaging
45
Features
38
Overall
42

Nikon D40X vs Pentax K100D S Key Specs

Nikon D40X
(Full Review)
  • 10MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 100 - 1600 (Increase to 3200)
  • No Video
  • Nikon F Mount
  • 522g - 124 x 94 x 64mm
  • Announced May 2007
  • Replaced the Nikon D50
  • New Model is Nikon D60
Pentax K100D S
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 200 - 3200
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 646g - 129 x 91 x 71mm
  • Announced June 2007
  • Succeeded the Pentax K100D
  • Renewed by Pentax K200D
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Nikon D40X vs Pentax K100D S Overview

In this write-up, we will be evaluating the Nikon D40X vs Pentax K100D S, both Entry-Level DSLR digital cameras by rivals Nikon and Pentax. There exists a noticeable gap between the image resolutions of the D40X (10MP) and K100D S (6MP) but they possess the same exact sensor size (APS-C).

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The D40X was brought out very close to the K100D S and they are both of a similar age. Each of the cameras offer the identical body type (Compact SLR).

Before delving through a complete comparison, below is a brief highlight of how the D40X scores against the K100D S when it comes to portability, imaging, features and an overall rating.

Photography Glossary
	
	

Reasons to pick Nikon D40X over the Pentax K100D S

 D40X K100D S 
Screen resolution230k210kCrisper screen (+20k dot)

Reasons to pick Pentax K100D S over the Nikon D40X

 K100D S D40X 

Common features in the Nikon D40X and Pentax K100D S

 D40X K100D S 
AnnouncedMay 2007June 2007Similar age
Focus manually Dial precise focusing
Screen typeFixed Fixed Fixed screen
Screen sizing2.5"2.5"Equivalent screen size
Selfie screen Neither offers selfie screen
Touch screen Absent Touch screen

Nikon D40X vs Pentax K100D S Physical Comparison

For anybody who is looking to carry your camera frequently, you'll have to consider its weight and measurements. The Nikon D40X offers physical measurements of 124mm x 94mm x 64mm (4.9" x 3.7" x 2.5") along with a weight of 522 grams (1.15 lbs) while the Pentax K100D S has proportions of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") having a weight of 646 grams (1.42 lbs).

See the Nikon D40X vs Pentax K100D S in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will change depending on the lens you have chosen at that moment. Following is the front view measurements comparison of the D40X and the K100D S.

Nikon D40X vs Pentax K100D S size comparison

Taking into consideration dimensions and weight, the portability rating of the D40X and K100D S is 71 and 65 respectively.

Nikon D40X vs Pentax K100D S top view buttons comparison

Nikon D40X vs Pentax K100D S Sensor Comparison

Typically, it's tough to visualize the gap between sensor sizing purely by looking at specifications. The graphic here will give you a better sense of the sensor sizing in the D40X and K100D S.

To sum up, both of the cameras offer the same exact sensor sizing albeit different resolution. You can expect the Nikon D40X to resolve extra detail having its extra 4 Megapixels. Higher resolution will enable you to crop shots a little more aggressively.

Nikon D40X vs Pentax K100D S sensor size comparison

Nikon D40X vs Pentax K100D S Screen and ViewFinder

Nikon D40X vs Pentax K100D S Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Nikon D40X as a Portrait photography camera
Pentax K100D S as a Portrait photography camera
53
you can focus manually
decent sensor size (APS-C)
delivers RAW formats
doesn't have liveview
low megapixels (10 megapixels)
51
focusing manually
sensor size is nice (APS-C)
saves RAW formats
no liveview
low MP (6MP)
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Street Comparison

Nikon D40X Street photography features
Pentax K100D S Street photography features
58
decent sensor size (APS-C)
delivers RAW formats
fixed screen
no image stabilization
64
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
saves RAW formats
fixed screen
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Sports Comparison

Nikon D40X Sports photography details
Pentax K100D S Sports photography details
41
decent sensor size (APS-C)
supports phase detect autofocus
doesn't have liveview
very slow continuous shooting (3.0 fps)
no image stabilization
low megapixels (10MP)
47
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
sensor has phase detect auto focus
no liveview
very slow continuous shooting (3.0 frames per second)
low MP (6MP)
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Travel Comparison

Nikon D40X Travel photography highlights
Pentax K100D S Travel photography highlights
48
has built in flash
no Timelapse recording
low megapixels (10 megapixels)
does not offer selfie friendly display
45
built-in flash
missing Time Lapse recording
low MP (6MP)
display is not selfie friendly
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Landscape Comparison

Landscape photography with Nikon D40X
Landscape photography with Pentax K100D S
48
you can focus manually
interchangeable lenses (Nikon F mount)
decent sensor size (APS-C)
delivers RAW formats
small screen (2.5")
doesn't have liveview
no image stabilization
low megapixels (10 megapixels)
no Timelapse recording
52
focusing manually
interchangeable lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
saves RAW formats
tiny screen (2.5 inch)
no liveview
low MP (6MP)
missing Time Lapse recording
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Vlogging Comparison

Vlogging with Nikon D40X
Vlogging with Pentax K100D S
9
can't shoot video
9
no video shooting
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Nikon D40X vs Pentax K100D S Specifications

Detailed spec comparison table for Nikon D40X and Pentax K100D S
 Nikon D40XPentax K100D Super
General Information
Brand Nikon Pentax
Model type Nikon D40X Pentax K100D Super
Category Entry-Level DSLR Entry-Level DSLR
Announced 2007-05-27 2007-06-28
Physical type Compact SLR Compact SLR
Sensor Information
Powered by Expeed -
Sensor type CCD CCD
Sensor size APS-C APS-C
Sensor dimensions 23.7 x 15.6mm 23.5 x 15.7mm
Sensor surface area 369.7mm² 369.0mm²
Sensor resolution 10MP 6MP
Anti alias filter
Aspect ratio 3:2 3:2
Maximum resolution 3872 x 2592 3008 x 2008
Maximum native ISO 1600 3200
Maximum boosted ISO 3200 -
Min native ISO 100 200
RAW images
Autofocusing
Focus manually
Touch focus
AF continuous
AF single
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 3 11
Lens
Lens support Nikon F Pentax KAF2
Number of lenses 309 151
Crop factor 1.5 1.5
Screen
Display type Fixed Type Fixed Type
Display sizing 2.5" 2.5"
Resolution of display 230k dots 210k dots
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Optical (pentamirror) Optical (pentamirror)
Viewfinder coverage 95 percent 96 percent
Viewfinder magnification 0.53x 0.57x
Features
Slowest shutter speed 30 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/4000 seconds
Continuous shooting rate 3.0fps 3.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom WB
Image stabilization
Integrated flash
Flash distance 17.00 m -
Flash options Front curtain, Rear curtain, Red-Eye, Slow, Red-Eye Slow Auto, On, Off, Red-eye reduction
Hot shoe
AEB
WB bracketing
Maximum flash synchronize 1/200 seconds 1/180 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Maximum video resolution None None
Mic port
Headphone port
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 sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 522 gr (1.15 pounds) 646 gr (1.42 pounds)
Dimensions 124 x 94 x 64mm (4.9" x 3.7" x 2.5") 129 x 91 x 71mm (5.1" x 3.6" x 2.8")
DXO scores
DXO All around rating 63 not tested
DXO Color Depth rating 22.4 not tested
DXO Dynamic range rating 11.4 not tested
DXO Low light rating 516 not tested
Other
Battery ID EN-EL9 4 x AA
Self timer Yes (2 to 20 sec) Yes (2 or 12 sec)
Time lapse feature
Type of storage SD/SDHC card SD/SDHC card
Card slots Single Single
Cost at launch $375 $520