Pentax K100D vs Sony A6600
64 Imaging
45 Features
36 Overall
41


77 Imaging
69 Features
96 Overall
79
Pentax K100D vs Sony A6600 Key Specs
(Full Review)
- 6MP - APS-C Sensor
- 2.5" Fixed Display
- ISO 200 - 3200
- Sensor based Image Stabilization
- No Video
- Pentax KAF Mount
- 660g - 129 x 93 x 70mm
- Introduced December 2006
- Replacement is Pentax K100D S
(Full Review)
- 24MP - APS-C Sensor
- 3" Tilting Display
- ISO 100 - 32000 (Push to 102400)
- Sensor based 5-axis Image Stabilization
- 3840 x 2160 video
- Sony E Mount
- 503g - 120 x 67 x 69mm
- Launched August 2019
- Refreshed by Sony A6700

Pentax K100D vs Sony A6600 Overview
Its time to look closer at the Pentax K100D vs Sony A6600, former is a Entry-Level DSLR while the other is a Advanced Mirrorless by companies Pentax and Sony. There exists a substantial gap among the sensor resolutions of the K100D (6MP) and A6600 (24MP) but they possess the same exact sensor size (APS-C).

The K100D was introduced 13 years prior to the A6600 which is a fairly big difference as far as camera technology is concerned. Each of these cameras offer different body type with the Pentax K100D being a Compact SLR camera and the Sony A6600 being a Rangefinder-style mirrorless camera.
Before diving in to a detailed comparison, below is a short introduction of how the K100D grades versus the A6600 for portability, imaging, features and an overall mark.

Pentax K100D vs Sony A6600 Gallery
Following is a sample of the gallery pictures for Pentax K100D & Sony Alpha a6600. The whole galleries are available at Pentax K100D Gallery & Sony A6600 Gallery.
Reasons to pick Pentax K100D over the Sony A6600
K100D | A6600 |
---|
Reasons to pick Sony A6600 over the Pentax K100D
A6600 | K100D | |||
---|---|---|---|---|
Launched | August 2019 | ![]() | December 2006 | Newer by 155 months |
Display type | Tilting | ![]() | Fixed | Tilting display |
Display sizing | 3" | ![]() | 2.5" | Larger display (+0.5") |
Display resolution | 922k | ![]() | 210k | Sharper display (+712k dot) |
Selfie screen | ![]() | Easy selfies | ||
Touch friendly display | ![]() | Easily navigate |
Common features in the Pentax K100D and Sony A6600
K100D | A6600 | |||
---|---|---|---|---|
Focus manually | ![]() | Dial accurate focus |
Pentax K100D vs Sony A6600 Physical Comparison
For anyone who is planning to travel with your camera, you have to consider its weight and measurements. The Pentax K100D enjoys physical dimensions of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") along with a weight of 660 grams (1.46 lbs) while the Sony A6600 has proportions of 120mm x 67mm x 69mm (4.7" x 2.6" x 2.7") having a weight of 503 grams (1.11 lbs).
Check the Pentax K100D vs Sony A6600 in our newest Camera plus Lens Size Comparison Tool.
Do not forget, the weight of an ILC will change dependant on the lens you are employing at the time. Here is the front view physical size comparison of the K100D vs the A6600.

Considering dimensions and weight, the portability score of the K100D and A6600 is 64 and 77 respectively.

Pentax K100D vs Sony A6600 Sensor Comparison
Typically, it's difficult to envision the difference in sensor dimensions merely by going through a spec sheet. The image here might give you a stronger sense of the sensor sizes in the K100D and A6600.
Clearly, the two cameras enjoy the same exact sensor sizing but not the same MP. You can anticipate the Sony A6600 to produce extra detail using its extra 18MP. Greater resolution will help you crop pics far more aggressively. The more aged K100D will be behind with regard to sensor tech.

Pentax K100D vs Sony A6600 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K100D vs Sony A6600 Specifications
Pentax K100D | Sony Alpha a6600 | |
---|---|---|
General Information | ||
Brand | Pentax | Sony |
Model | Pentax K100D | Sony Alpha a6600 |
Category | Entry-Level DSLR | Advanced Mirrorless |
Introduced | 2006-12-03 | 2019-08-28 |
Body design | Compact SLR | Rangefinder-style mirrorless |
Sensor Information | ||
Powered by | - | Bionz X |
Sensor type | CCD | CMOS |
Sensor size | APS-C | APS-C |
Sensor dimensions | 23.5 x 15.7mm | 23.5 x 15.6mm |
Sensor surface area | 369.0mm² | 366.6mm² |
Sensor resolution | 6 megapixel | 24 megapixel |
Anti aliasing filter | ||
Aspect ratio | 3:2 | 3:2 and 16:9 |
Maximum resolution | 3008 x 2008 | 6000 x 4000 |
Maximum native ISO | 3200 | 32000 |
Maximum boosted ISO | - | 102400 |
Minimum native ISO | 200 | 100 |
RAW photos | ||
Autofocusing | ||
Focus manually | ||
Autofocus touch | ||
Continuous autofocus | ||
Single autofocus | ||
Autofocus tracking | ||
Selective autofocus | ||
Center weighted autofocus | ||
Autofocus multi area | ||
Autofocus live view | ||
Face detect autofocus | ||
Contract detect autofocus | ||
Phase detect autofocus | ||
Number of focus points | 11 | 425 |
Lens | ||
Lens mount | Pentax KAF | Sony E |
Number of lenses | 151 | 121 |
Focal length multiplier | 1.5 | 1.5 |
Screen | ||
Range of display | Fixed Type | Tilting |
Display diagonal | 2.5" | 3" |
Resolution of display | 210k dot | 922k dot |
Selfie friendly | ||
Liveview | ||
Touch functionality | ||
Viewfinder Information | ||
Viewfinder type | Optical (pentamirror) | Electronic |
Viewfinder resolution | - | 2,359k dot |
Viewfinder coverage | 96 percent | 100 percent |
Viewfinder magnification | 0.57x | 0.71x |
Features | ||
Lowest shutter speed | 30s | 30s |
Highest shutter speed | 1/4000s | 1/4000s |
Continuous shooting speed | 3.0 frames per second | 11.0 frames per second |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | Yes |
Set white balance | ||
Image stabilization | ||
Integrated flash | ||
Flash range | - | no built-in flash |
Flash modes | Auto, On, Off, Red-eye reduction | Flash off, Autoflash, Fill-flash, Rear Sync., Slow Sync., Red-eye reduction (On/Off selectable), Hi-speed sync, Wireless |
Hot shoe | ||
AE bracketing | ||
White balance bracketing | ||
Highest flash sync | 1/180s | - |
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Supported video resolutions | - | 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM |
Maximum video resolution | None | 3840x2160 |
Video format | - | MPEG-4, AVCHD, XAVC S |
Mic input | ||
Headphone input | ||
Connectivity | ||
Wireless | None | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | Yes |
GPS | None | None |
Physical | ||
Environmental seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 660 gr (1.46 lb) | 503 gr (1.11 lb) |
Dimensions | 129 x 93 x 70mm (5.1" x 3.7" x 2.8") | 120 x 67 x 69mm (4.7" x 2.6" x 2.7") |
DXO scores | ||
DXO All around score | not tested | 82 |
DXO Color Depth score | not tested | 23.8 |
DXO Dynamic range score | not tested | 13.4 |
DXO Low light score | not tested | 1497 |
Other | ||
Battery life | - | 810 photos |
Battery format | - | Battery Pack |
Battery model | 4 x AA | NP-FZ1000 |
Self timer | Yes (2 or 12 sec) | Yes |
Time lapse recording | ||
Storage media | SD/MMC card | SD/SDHC/SDXC + Memory Stick Pro Duo |
Storage slots | One | One |
Retail cost | $0 | $1,198 |