Compare Leica S3 vs Pentax 645Z
Connectivity
Ports
USB, HDMI, Audio, Hotshoe, cable release
HDMI + Microphone + Remote Control + USB 3.0
Wireless Connectivity
GPS, WiFi
Construction
Battery | Capacity
2300 mAh
Image Size
Medium-format 45 x 30 mm (Leica ProFormat)
Medium format (645)
Lens Mount
S-mount
PENTAX 645AF2
Material
Magnesium alloy
Microphone
Mono
Sensor | Resolution
64 MP
51 MP (8256 x 6192)
Sensor | Type
CMOS
Speakers
Stereo
Dimensions
Size | Depth
80 mm
123 mm / 4.84 in
Size | Height
120 mm
117 mm / 4.61 in
Size | Width
160 mm
156 mm / 6.14 in
Weight
1260 g
1550 g / 54.77 oz
Display
Display Diagonal
3"
3.2 inch
Display Type
Tilting TFT LCD
Resolution
0.92 M dots
1,037,000 dots
Viewfinder | Coverage
OVF Pentaprism, 0.87x, 98%
98%
Viewfinder | Magnification
0.62x
Viewfinder | Type
Optical (pentaprism)
Function
AE Bracketing
±5 (2, 3, 5 frames at 1/3 EV, 1/2 EV, 1 EV, 2 EV steps)
Autofocus
Phase detection
27 focus points
Crop Factor
0.6
Exposure Compensation
±5 (at 1/3 EV, 1/2 EV steps)
Exposure Mode
Auto / Aperture Priority / Shutter Priority / Manual
Flash Sync Speed
1/125 s
GPS
Optional via O-GPS1
ISO Range
to, ISO 100 ~ 204800
Image Stabilization
No
Intervalometer
Yes
Processor
Maestro II
PRIME III
Touch Screen
No
Video Codecs
MPEG-4, H.264
Video Recording
4K 24p, FHD 30p (full-width)
Weather Resistance
Yes
Performance
Battery Life
650 shots
Buffer Size
2 GB
Dynamic Range
15 stops
Max Burst Rate
3 fps
3.0 fps
Shutter Speed
1/4000 s - 8 min
Storage
CF, SD
Dual SD/SDHC/SDXC slots
Production
Battery
S BP-PRO1
D-LI90 lithium-ion battery and charger
Debut
2020-03-06
2014-04-15
Made In
Germany
Reviews
Neofiliac score
62%
Pros
- Long battery life
- Medium format look
- Exceptionally high 51 MP resolution
- Weather-sealed
- Affordable for a 645 DSLR
Cons
- Menu not touch-enabled
- Very low 3.0 fps burst rate
- Very large in size
- Very heavy
- Viewfinder coverage is cropped at 98%
- Viewfinder with low 0.62x magnification
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