Pentax K-1 II vs Sony TX66
55 Imaging
76 Features
82 Overall
78
97 Imaging
41 Features
51 Overall
45
Pentax K-1 II vs Sony TX66 Key Specs
(Full Review)
- 36MP - Full frame Sensor
- 3.2" Fully Articulated Display
- ISO 100 - 819200
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 1920 x 1080 video
- Pentax KAF4 Mount
- 1010g - 137 x 110 x 86mm
- Introduced February 2018
- Previous Model is Pentax K-1
(Full Review)
- 18MP - 1/2.3" Sensor
- 3.3" Fixed Display
- ISO 80 - 12800
- Optical Image Stabilization
- 1920 x 1080 video
- 26-130mm (F3.5-4.8) lens
- 109g - 93 x 54 x 13mm
- Introduced February 2012
Snapchat Adds Watermarks to AI-Created Images Pentax K-1 II vs Sony TX66 Overview
The following is a in depth comparison of the Pentax K-1 II versus Sony TX66, one is a Advanced DSLR and the other is a Ultracompact by manufacturers Pentax and Sony. There is a sizeable difference among the image resolutions of the K-1 II (36MP) and TX66 (18MP) and the K-1 II (Full frame) and TX66 (1/2.3") come with totally different sensor size.
Apple Innovates by Creating Next-Level Optical Stabilization for iPhoneThe K-1 II was unveiled 6 years after the TX66 which is a fairly large gap as far as camera tech is concerned. Both cameras come with different body type with the Pentax K-1 II being a Mid-size SLR camera and the Sony TX66 being a Ultracompact camera.
Before going straight into a full comparison, below is a quick introduction of how the K-1 II matches up vs the TX66 with regards to portability, imaging, features and an overall mark.
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The following is a sample of the gallery pics for Pentax K-1 Mark II and Sony Cyber-shot DSC-TX66. The full galleries are viewable at Pentax K-1 II Gallery and Sony TX66 Gallery.
Reasons to pick Pentax K-1 II over the Sony TX66
| K-1 II | TX66 | |||
|---|---|---|---|---|
| Introduced | February 2018 | February 2012 | Newer by 73 months | |
| Display type | Fully Articulated | Fixed | Fully Articulating display |
Reasons to pick Sony TX66 over the Pentax K-1 II
| TX66 | K-1 II | |||
|---|---|---|---|---|
| Display dimension | 3.3" | 3.2" | Larger display (+0.1") | |
| Display resolution | 1230k | 1037k | Clearer display (+193k dot) | |
| Touch friendly display | Easily navigate |
Common features in the Pentax K-1 II and Sony TX66
| K-1 II | TX66 | |||
|---|---|---|---|---|
| Manually focus | More exact focus | |||
| Selfie screen | No selfie screen |
Pentax K-1 II vs Sony TX66 Physical Comparison
If you are intending to travel with your camera frequently, you will have to think about its weight and volume. The Pentax K-1 II features exterior measurements of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") accompanied by a weight of 1010 grams (2.23 lbs) and the Sony TX66 has sizing of 93mm x 54mm x 13mm (3.7" x 2.1" x 0.5") having a weight of 109 grams (0.24 lbs).
Compare the Pentax K-1 II versus Sony TX66 in the all new Camera and Lens Size Comparison Tool.
Keep in mind, the weight of an Interchangeable Lens Camera will differ depending on the lens you are employing during that time. Following is the front view proportions comparison of the K-1 II versus the TX66.

Looking at size and weight, the portability rating of the K-1 II and TX66 is 55 and 97 respectively.
Pentax K-1 II vs Sony TX66 Sensor Comparison
Generally, it's difficult to see the difference in sensor dimensions only by researching specs. The pic underneath should offer you a better sense of the sensor sizing in the K-1 II and TX66.
All in all, both the cameras have got different megapixels and different sensor dimensions. The K-1 II having a larger sensor will make achieving shallow DOF simpler and the Pentax K-1 II will result in greater detail having an extra 18 Megapixels. Greater resolution will also allow you to crop images much more aggressively. The newer K-1 II will have an edge with regard to sensor technology.
Pentax K-1 II vs Sony TX66 Screen and ViewFinder
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Pentax K-1 II vs Sony TX66 Specifications
| Pentax K-1 Mark II | Sony Cyber-shot DSC-TX66 | |
|---|---|---|
| General Information | ||
| Brand | Pentax | Sony |
| Model | Pentax K-1 Mark II | Sony Cyber-shot DSC-TX66 |
| Class | Advanced DSLR | Ultracompact |
| Introduced | 2018-02-22 | 2012-02-28 |
| Body design | Mid-size SLR | Ultracompact |
| Sensor Information | ||
| Processor Chip | PRIME IV | BIONZ |
| Sensor type | CMOS | BSI-CMOS |
| Sensor size | Full frame | 1/2.3" |
| Sensor dimensions | 35.9 x 24mm | 6.17 x 4.55mm |
| Sensor surface area | 861.6mm² | 28.1mm² |
| Sensor resolution | 36MP | 18MP |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 | 4:3 and 16:9 |
| Peak resolution | 7360 x 4912 | 4896 x 3672 |
| Highest native ISO | 819200 | 12800 |
| Minimum native ISO | 100 | 80 |
| RAW files | ||
| Autofocusing | ||
| Focus manually | ||
| Touch to focus | ||
| Continuous autofocus | ||
| Autofocus single | ||
| Tracking autofocus | ||
| Selective autofocus | ||
| Autofocus center weighted | ||
| Autofocus multi area | ||
| Autofocus live view | ||
| Face detect autofocus | ||
| Contract detect autofocus | ||
| Phase detect autofocus | ||
| Number of focus points | 33 | - |
| Cross focus points | 25 | - |
| Lens | ||
| Lens mount | Pentax KAF4 | fixed lens |
| Lens focal range | - | 26-130mm (5.0x) |
| Highest aperture | - | f/3.5-4.8 |
| Macro focus distance | - | 1cm |
| Total lenses | 151 | - |
| Crop factor | 1 | 5.8 |
| Screen | ||
| Display type | Fully Articulated | Fixed Type |
| Display sizing | 3.2 inches | 3.3 inches |
| Display resolution | 1,037 thousand dot | 1,230 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch display | ||
| Display technology | - | XtraFine TruBlack OLED display |
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | None |
| Viewfinder coverage | 100% | - |
| Viewfinder magnification | 0.7x | - |
| Features | ||
| Minimum shutter speed | 30 secs | 30 secs |
| Fastest shutter speed | 1/8000 secs | 1/4000 secs |
| Continuous shutter speed | 4.4 frames/s | 10.0 frames/s |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | - |
| Change white balance | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash range | no built-in flash | 3.10 m |
| Flash settings | Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync | Auto, On, Off, Slow Sync, Rear Slow Sync |
| External flash | ||
| Auto exposure bracketing | ||
| WB bracketing | ||
| Fastest flash sync | 1/200 secs | - |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p) | 1920 x 1080 (60 fps), 1440 x 1080 (60, 30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps) |
| Highest video resolution | 1920x1080 | 1920x1080 |
| Video data format | MPEG-4, H.264 | MPEG-4, AVCHD |
| Mic jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | Built-in | None |
| Physical | ||
| Environment seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 1010 gr (2.23 lbs) | 109 gr (0.24 lbs) |
| Dimensions | 137 x 110 x 86mm (5.4" x 4.3" x 3.4") | 93 x 54 x 13mm (3.7" x 2.1" x 0.5") |
| DXO scores | ||
| DXO Overall score | not tested | not tested |
| DXO Color Depth score | not tested | not tested |
| DXO Dynamic range score | not tested | not tested |
| DXO Low light score | not tested | not tested |
| Other | ||
| Battery life | 670 photos | 250 photos |
| Style of battery | Battery Pack | Battery Pack |
| Battery model | D-LI90 | NP-BN |
| Self timer | Yes (2 or 12 sec, custom) | Yes (2 or 10 sec, Portrait 1/2) |
| Time lapse feature | ||
| Type of storage | Dual SD/SDHC/SDXC (UHS-I) | Memory Stick Duo/Pro Duo/Pro-HG Duo, microSD/microSDHC |
| Storage slots | Dual | Single |
| Pricing at release | $1,737 | $350 |