Pentax 645Z vs Pentax K-S2
49 Imaging
80 Features
74 Overall
77
64 Imaging
64 Features
82 Overall
71
Pentax 645Z vs Pentax K-S2 Key Specs
(Full Review)
- 51MP - Medium format Sensor
- 3.2" Tilting Screen
- ISO 100 - 204800
- No Anti-Alias Filter
- 1920 x 1080 video
- Pentax 645AF2 Mount
- 1550g - 156 x 117 x 123mm
- Revealed April 2014
- Old Model is Pentax 645D
(Full Review)
- 20MP - APS-C Sensor
- 3" Fully Articulated Screen
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/6000s Maximum Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 678g - 123 x 91 x 73mm
- Released February 2015
- Earlier Model is Pentax K-S1
Pentax 645Z vs Pentax K-S2 Overview
Its time to look more in depth at the Pentax 645Z and Pentax K-S2, former being a Pro DSLR while the latter is a Entry-Level DSLR and they are both offered by Pentax. There is a noticeable difference among the resolutions of the 645Z (51MP) and K-S2 (20MP) and the 645Z (Medium format) and K-S2 (APS-C) posses totally different sensor sizes.
President Biden pushes bill mandating TikTok sale or banThe 645Z was brought out 10 months prior to the K-S2 which means that they are both of a similar age. Both of the cameras have different body design with the Pentax 645Z being a Large SLR camera and the Pentax K-S2 being a Compact SLR camera.
Before we go straight to a step-by-step comparison, here is a concise synopsis of how the 645Z matches up against the K-S2 in terms of portability, imaging, features and an overall grade.
Pentax 645Z vs Pentax K-S2 Gallery
Below is a preview of the gallery images for Pentax 645Z & Pentax K-S2. The entire galleries are available at Pentax 645Z Gallery & Pentax K-S2 Gallery.
Reasons to pick Pentax 645Z over the Pentax K-S2
645Z | K-S2 | |||
---|---|---|---|---|
Screen dimensions | 3.2" | 3" | Bigger screen (+0.2") | |
Screen resolution | 1037k | 921k | Clearer screen (+116k dot) |
Reasons to pick Pentax K-S2 over the Pentax 645Z
K-S2 | 645Z | |||
---|---|---|---|---|
Released | February 2015 | April 2014 | More recent by 10 months | |
Screen type | Fully Articulated | Tilting | Fully Articulating screen | |
Selfie screen | Take selfies |
Common features in the Pentax 645Z and Pentax K-S2
645Z | K-S2 | |||
---|---|---|---|---|
Focus manually | More accurate focusing | |||
Touch screen | Missing Touch screen |
Pentax 645Z vs Pentax K-S2 Physical Comparison
For anybody who is planning to lug around your camera, you will want to think about its weight and volume. The Pentax 645Z has physical dimensions of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") accompanied by a weight of 1550 grams (3.42 lbs) while the Pentax K-S2 has sizing of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") accompanied by a weight of 678 grams (1.49 lbs).
Check the Pentax 645Z and Pentax K-S2 in our brand new Camera plus Lens Size Comparison Tool.Do not forget, the weight of an ILC will differ dependant on the lens you select during that time. Underneath is a front view scale comparison of the 645Z compared to the K-S2.
Taking into consideration size and weight, the portability rating of the 645Z and K-S2 is 49 and 64 respectively.
Pentax 645Z vs Pentax K-S2 Sensor Comparison
Often, it is tough to envision the gap in sensor measurements merely by researching technical specs. The photograph below will help provide you a greater sense of the sensor dimensions in the 645Z and K-S2.
As you have seen, both the cameras have different resolutions and different sensor measurements. The 645Z featuring a bigger sensor will make shooting shallow depth of field easier and the Pentax 645Z will render extra detail having its extra 31MP. Higher resolution will also let you crop shots a bit more aggressively. The older 645Z will be behind in sensor tech.
Pentax 645Z vs Pentax K-S2 Screen and ViewFinder
Photography Type Scores
Portrait Comparison
Street Comparison
Sports Comparison
Travel Comparison
Landscape Comparison
Vlogging Comparison
Pentax 645Z vs Pentax K-S2 Specifications
Pentax 645Z | Pentax K-S2 | |
---|---|---|
General Information | ||
Brand | Pentax | Pentax |
Model | Pentax 645Z | Pentax K-S2 |
Class | Pro DSLR | Entry-Level DSLR |
Revealed | 2014-04-15 | 2015-02-10 |
Physical type | Large SLR | Compact SLR |
Sensor Information | ||
Powered by | PRIME III | PRIME MII |
Sensor type | CMOS | CMOS |
Sensor size | Medium format | APS-C |
Sensor dimensions | 44 x 33mm | 23.5 x 15.6mm |
Sensor area | 1,452.0mm² | 366.6mm² |
Sensor resolution | 51 megapixels | 20 megapixels |
Anti aliasing filter | ||
Aspect ratio | 4:3 | 3:2 |
Peak resolution | 8256 x 6192 | 5472 x 3648 |
Highest native ISO | 204800 | 51200 |
Lowest native ISO | 100 | 100 |
RAW support | ||
Autofocusing | ||
Manual focus | ||
Autofocus touch | ||
Autofocus continuous | ||
Single autofocus | ||
Autofocus tracking | ||
Autofocus selectice | ||
Autofocus center weighted | ||
Multi area autofocus | ||
Live view autofocus | ||
Face detection focus | ||
Contract detection focus | ||
Phase detection focus | ||
Number of focus points | 27 | 11 |
Lens | ||
Lens mounting type | Pentax 645AF2 | Pentax KAF2 |
Number of lenses | 6 | 151 |
Crop factor | 0.8 | 1.5 |
Screen | ||
Type of screen | Tilting | Fully Articulated |
Screen sizing | 3.2" | 3" |
Screen resolution | 1,037k dots | 921k dots |
Selfie friendly | ||
Liveview | ||
Touch function | ||
Viewfinder Information | ||
Viewfinder type | Optical (pentaprism) | Optical (pentaprism) |
Viewfinder coverage | 98 percent | 100 percent |
Viewfinder magnification | 0.85x | 0.64x |
Features | ||
Min shutter speed | 30 secs | 30 secs |
Max shutter speed | 1/4000 secs | 1/6000 secs |
Continuous shutter rate | 3.0 frames/s | 5.4 frames/s |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | Yes | Yes |
Set white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash range | no built-in flash | 12.00 m (at ISO 100) |
Flash settings | 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, auto w/redeye reduction, flash on, flash on + redeye reduction, slow sync, trailing curtain sync, manual flash |
Hot shoe | ||
Auto exposure bracketing | ||
WB bracketing | ||
Max flash synchronize | 1/125 secs | - |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p,24p) | 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p) |
Highest video resolution | 1920x1080 | 1920x1080 |
Video data format | MPEG-4, H.264 | MPEG-4, H.264 |
Mic port | ||
Headphone port | ||
Connectivity | ||
Wireless | None | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 3.0 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | Optional | Optional |
Physical | ||
Environment sealing | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 1550g (3.42 lbs) | 678g (1.49 lbs) |
Physical dimensions | 156 x 117 x 123mm (6.1" x 4.6" x 4.8") | 123 x 91 x 73mm (4.8" x 3.6" x 2.9") |
DXO scores | ||
DXO Overall score | 101 | not tested |
DXO Color Depth score | 26.0 | not tested |
DXO Dynamic range score | 14.7 | not tested |
DXO Low light score | 4505 | not tested |
Other | ||
Battery life | 650 images | 410 images |
Battery type | Battery Pack | Battery Pack |
Battery model | D-LI90 | D-LI109 |
Self timer | Yes (2 or 10 secs) | Yes (2 or 12 secs) |
Time lapse recording | ||
Storage type | Dual SD/SDHC/SDXC slots | SD/SDHC/SDXC |
Card slots | Dual | One |
Launch price | $5,024 | $581 |