Pentax 645Z vs Sony TX100V
49 Imaging
79 Features
74 Overall
77
95 Imaging
38 Features
40 Overall
38
Pentax 645Z vs Sony TX100V Key Specs
(Full Review)
- 51MP - Medium format Sensor
- 3.2" Tilting Display
- ISO 100 - 204800
- No Anti-Alias Filter
- 1920 x 1080 video
- Pentax 645AF2 Mount
- 1550g - 156 x 117 x 123mm
- Announced April 2014
- Earlier Model is Pentax 645D
(Full Review)
- 16MP - 1/2.3" Sensor
- 3.5" Fixed Display
- ISO 125 - 3200
- Optical Image Stabilization
- 1920 x 1080 video
- 25-100mm (F3.5-4.6) lens
- 147g - 97 x 59 x 18mm
- Introduced January 2011
Photography Glossary Pentax 645Z vs Sony TX100V Overview
Below is a comprehensive assessment of the Pentax 645Z vs Sony TX100V, former being a Pro DSLR while the other is a Ultracompact by rivals Pentax and Sony. There exists a considerable gap between the image resolutions of the 645Z (51MP) and TX100V (16MP) and the 645Z (Medium format) and TX100V (1/2.3") enjoy different sensor dimensions.
Meta to Introduce 'AI-Generated' Labels for Media starting next monthThe 645Z was launched 3 years later than the TX100V and that is quite a large difference as far as technology is concerned. Both of the cameras offer different body type with the Pentax 645Z being a Large SLR camera and the Sony TX100V being a Ultracompact camera.
Before going through a more detailed comparison, below is a short summation of how the 645Z matches up vs the TX100V in terms of portability, imaging, features and an overall grade.
Pentax 17 Pre-Orders Outperform Expectations by a Landslide Pentax 645Z vs Sony TX100V Gallery
Below is a sample of the gallery pictures for Pentax 645Z & Sony Cyber-shot DSC-TX100V. The complete galleries are provided at Pentax 645Z Gallery & Sony TX100V Gallery.
Reasons to pick Pentax 645Z over the Sony TX100V
| 645Z | TX100V | |||
|---|---|---|---|---|
| Introduced | April 2014 | January 2011 | More recent by 40 months | |
| Focus manually | More exact focusing | |||
| Display type | Tilting | Fixed | Tilting display |
Reasons to pick Sony TX100V over the Pentax 645Z
| TX100V | 645Z | |||
|---|---|---|---|---|
| Display sizing | 3.5" | 3.2" | Larger display (+0.3") | |
| Display resolution | 1229k | 1037k | Clearer display (+192k dot) | |
| Touch friendly display | Easily navigate |
Common features in the Pentax 645Z and Sony TX100V
| 645Z | TX100V | |||
|---|---|---|---|---|
| Selfie screen | Neither has selfie screen |
Pentax 645Z vs Sony TX100V Physical Comparison
When you are intending to lug around your camera regularly, you will have to take into account its weight and dimensions. The Pentax 645Z has exterior dimensions of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") along with a weight of 1550 grams (3.42 lbs) and the Sony TX100V has dimensions of 97mm x 59mm x 18mm (3.8" x 2.3" x 0.7") having a weight of 147 grams (0.32 lbs).
Look at the Pentax 645Z vs Sony TX100V in our newest Camera & Lens Size Comparison Tool.
Do not forget, the weight of an ILC will vary dependant on the lens you have chosen during that time. The following is the front view measurement comparison of the 645Z versus the TX100V.

Taking into consideration dimensions and weight, the portability rating of the 645Z and TX100V is 49 and 95 respectively.
Pentax 645Z vs Sony TX100V Sensor Comparison
Typically, it is very difficult to visualize the difference between sensor measurements merely by looking at specs. The photograph underneath will provide you a stronger sense of the sensor dimensions in the 645Z and TX100V.
As you can plainly see, both cameras offer different megapixels and different sensor measurements. The 645Z because of its larger sensor is going to make getting shallow depth of field simpler and the Pentax 645Z will resolve greater detail utilizing its extra 35 Megapixels. Greater resolution will allow you to crop photos a little more aggressively. The fresher 645Z provides an advantage when it comes to sensor technology.
Pentax 645Z vs Sony TX100V Screen and ViewFinder
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Pentax 645Z vs Sony TX100V Specifications
| Pentax 645Z | Sony Cyber-shot DSC-TX100V | |
|---|---|---|
| General Information | ||
| Company | Pentax | Sony |
| Model type | Pentax 645Z | Sony Cyber-shot DSC-TX100V |
| Category | Pro DSLR | Ultracompact |
| Announced | 2014-04-15 | 2011-01-06 |
| Physical type | Large SLR | Ultracompact |
| Sensor Information | ||
| Processor Chip | PRIME III | BIONZ |
| Sensor type | CMOS | BSI-CMOS |
| Sensor size | Medium format | 1/2.3" |
| Sensor dimensions | 44 x 33mm | 6.17 x 4.55mm |
| Sensor area | 1,452.0mm² | 28.1mm² |
| Sensor resolution | 51 megapixels | 16 megapixels |
| Anti alias filter | ||
| Aspect ratio | 4:3 | 4:3 and 16:9 |
| Peak resolution | 8256 x 6192 | 4608 x 3456 |
| Highest native ISO | 204800 | 3200 |
| Minimum native ISO | 100 | 125 |
| RAW pictures | ||
| Autofocusing | ||
| Focus manually | ||
| AF touch | ||
| AF continuous | ||
| Single AF | ||
| AF tracking | ||
| Selective AF | ||
| AF center weighted | ||
| Multi area AF | ||
| AF live view | ||
| Face detect focusing | ||
| Contract detect focusing | ||
| Phase detect focusing | ||
| Total focus points | 27 | 9 |
| Lens | ||
| Lens mount type | Pentax 645AF2 | fixed lens |
| Lens zoom range | - | 25-100mm (4.0x) |
| Highest aperture | - | f/3.5-4.6 |
| Total lenses | 6 | - |
| Focal length multiplier | 0.8 | 5.8 |
| Screen | ||
| Display type | Tilting | Fixed Type |
| Display size | 3.2 inch | 3.5 inch |
| Resolution of display | 1,037 thousand dots | 1,229 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch display | ||
| Display technology | - | XtraFine OLED display with TruBlack technology |
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | None |
| Viewfinder coverage | 98% | - |
| Viewfinder magnification | 0.85x | - |
| Features | ||
| Minimum shutter speed | 30 seconds | 2 seconds |
| Fastest shutter speed | 1/4000 seconds | 1/1600 seconds |
| Continuous shutter rate | 3.0 frames per second | 10.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | - |
| Set WB | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash distance | no built-in flash | 4.00 m |
| Flash modes | 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 |
| Hot shoe | ||
| Auto exposure bracketing | ||
| WB bracketing | ||
| Fastest flash synchronize | 1/125 seconds | - |
| 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, 30p, 25p,24p) | 1920 x 1080 (60 fps), 1440 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps) |
| Highest video resolution | 1920x1080 | 1920x1080 |
| Video file format | MPEG-4, H.264 | MPEG-4, AVCHD |
| Mic port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | None | Eye-Fi Connected |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 3.0 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | Optional | BuiltIn |
| Physical | ||
| Environmental sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 1550g (3.42 lbs) | 147g (0.32 lbs) |
| Dimensions | 156 x 117 x 123mm (6.1" x 4.6" x 4.8") | 97 x 59 x 18mm (3.8" x 2.3" x 0.7") |
| DXO scores | ||
| DXO Overall rating | 101 | not tested |
| DXO Color Depth rating | 26.0 | not tested |
| DXO Dynamic range rating | 14.7 | not tested |
| DXO Low light rating | 4505 | not tested |
| Other | ||
| Battery life | 650 pictures | - |
| Type of battery | Battery Pack | - |
| Battery ID | D-LI90 | NP-BN1 |
| Self timer | Yes (2 or 10 secs) | Yes (2 or 10 sec, Portrait 1/2) |
| Time lapse recording | ||
| Type of storage | Dual SD/SDHC/SDXC slots | SD/SDHC/SDXC/Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo |
| Card slots | Dual | One |
| Pricing at release | $5,024 | $380 |