Compare Leica S3 vs Sigma sd Quattro H vs Pentax 645D
Connectivity
Ports
USB, HDMI, Audio, Hotshoe, cable release
HDMI + Remote Control + USB 3.0
Remote Control + USB 2.0
Wireless Connectivity
GPS, WiFi
Construction
Battery | Capacity
2300 mAh
Form Factor
Mirrorless camera
Image Size
Medium-format 45 x 30 mm (Leica ProFormat)
APS-H (26.6 x 17.9 mm)
Medium format (645)
Lens Mount
S-mount
Sigma SA-mount
Material
Magnesium alloy
Microphone
None
Stereo
Sensor | Resolution
64 MP
45 MP (6200 x 4152)
40 MP (7264 x 5440)
Sensor | Type
CMOS (Foveon X3)
CCD
Speakers
None
None
Dimensions
Size | Depth
80 mm
91 mm / 3.58 in
119 mm / 4.69 in
Size | Height
120 mm
95 mm / 3.74 in
117 mm / 4.61 in
Size | Width
160 mm
147 mm / 5.79 in
156 mm / 6.14 in
Weight
1260 g
1480 g / 52.30 oz
Display
Display Diagonal
3"
3 inch
3 inch
Display Type
Fixed TFT LCD
Fixed TFT Color LCD with wide-viewing angle and with AR coating
Resolution
0.92 M dots
1,620,000 dots
921,000 dots
Viewfinder | Coverage
OVF Pentaprism, 0.87x, 98%
100%
98%
Viewfinder | Magnification
1.09x
0.85x
Viewfinder | Resolution
2,360,000 dots
Viewfinder | Type
Electronic
Optical (pentaprism)
Function
AE Bracketing
±3 (3, 5 frames at 1/3 EV steps)
±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
9 focus points
11 focus points
Crop Factor
0.6
Exposure Compensation
±5 (at 1/3 EV steps)
±5 (at 1/3 EV, 1/2 EV steps)
Exposure Mode
Auto / Aperture Priority / Shutter Priority / Manual
Auto / Aperture Priority / Shutter Priority / Manual
Flash Sync Speed
1/125 s
GPS
No
No
ISO Range
100 ~ 6400
200, 400, 800, 1600 (100 with boost)
Image Stabilization
No
No
Intervalometer
Yes
Processor
Maestro II
Dual TRUE III
Prime II
Touch Screen
No
No
Video Recording
4K 24p, FHD 30p (full-width)
Weather Resistance
Yes
Yes
Performance
Buffer Size
2 GB
Dynamic Range
15 stops
Max Burst Rate
3 fps
3.8 fps
1.1 fps
Shutter Speed
1/4000 s - 8 min
Storage
CF, SD
SD/SDHC/SDXC
SD/SDHC
Production
Battery
S BP-PRO1
BP-61 lithium-ion battery & charger
Lithium-Ion D-LI90 rechargeable battery & charger
Debut
2020-03-06
2016-02-23
2010-03-10
Made In
Germany
Reviews
Neofiliac score
49%
57%
Pros
- High 45 MP resolution
- Weather-sealed
- Viewfinder with great 1.09x magnification
- Foveon sensor
- Medium format look
- Weather-sealed
- Affordable for a 645 DSLR
Cons
- Menu not touch-enabled
- Very low 3.8 fps burst rate
- Low resolution EVF
- 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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