Compare Leica S3 vs Pentax 645D
Connectivity
Ports
USB, HDMI, Audio, Hotshoe, cable release
Remote Control + USB 2.0
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
Material
Magnesium alloy
Microphone
Stereo
Sensor | Resolution
64 MP
40 MP (7264 x 5440)
Sensor | Type
CCD
Speakers
None
Dimensions
Size | Depth
80 mm
119 mm / 4.69 in
Size | Height
120 mm
117 mm / 4.61 in
Size | Width
160 mm
156 mm / 6.14 in
Weight
1260 g
1480 g / 52.30 oz
Display
Display Diagonal
3"
3 inch
Display Type
Fixed TFT Color LCD with wide-viewing angle and with AR coating
Resolution
0.92 M dots
921,000 dots
Viewfinder | Coverage
OVF Pentaprism, 0.87x, 98%
98%
Viewfinder | Magnification
0.85x
Viewfinder | Type
Optical (pentaprism)
Function
AE Bracketing
±2 (3, 5 frames at 1/7 EV, 1/5 EV, 1/3 EV, 1/2 EV, 2/3 EV, 1 EV steps)
Autofocus
Phase detection
11 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
No
ISO Range
200, 400, 800, 1600 (100 with boost)
Image Stabilization
No
Intervalometer
Yes
Processor
Maestro II
Prime II
Touch Screen
No
Video Recording
4K 24p, FHD 30p (full-width)
Weather Resistance
Yes
Performance
Buffer Size
2 GB
Dynamic Range
15 stops
Max Burst Rate
3 fps
1.1 fps
Shutter Speed
1/4000 s - 8 min
Storage
CF, SD
SD/SDHC
Production
Battery
S BP-PRO1
Lithium-Ion D-LI90 rechargeable battery & charger
Debut
2020-03-06
2010-03-10
Made In
Germany
Reviews
Neofiliac score
57%
Pros
- Medium format look
- Weather-sealed
- Affordable for a 645 DSLR
Cons
- Menu not touch-enabled
- Very low 1.1 fps burst rate
- Very large in size
- Very heavy
- Viewfinder coverage is cropped at 98%
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