Compare Leica S3 vs Pentax K-70 vs Pentax 645D
Connectivity
Ports
USB, HDMI, Audio, Hotshoe, cable release
HDMI + Microphone + Remote Control + USB 2.0
Remote Control + USB 2.0
Wireless Connectivity
GPS, WiFi
802.11b/g/n
Construction
Battery | Capacity
2300 mAh
Form Factor
DSLR camera
Image Size
Medium-format 45 x 30 mm (Leica ProFormat)
APS-C (23.5 x 15.6 mm)
Medium format (645)
Lens Mount
S-mount
Pentax K-mount
Material
Magnesium alloy
Microphone
Stereo
Stereo
Sensor | Resolution
64 MP
24 MP (6000 x 4000)
40 MP (7264 x 5440)
Sensor | Type
CMOS
CCD
Speakers
Mono
None
Dimensions
Size | Depth
80 mm
74 mm / 2.91 in
119 mm / 4.69 in
Size | Height
120 mm
93 mm / 3.66 in
117 mm / 4.61 in
Size | Width
160 mm
126 mm / 4.96 in
156 mm / 6.14 in
Weight
1260 g
688 g / 24.31 oz
1480 g / 52.30 oz
Display
Display Diagonal
3"
3 inch
3 inch
Display Type
Fully articulated TFT LCD
Fixed TFT Color LCD with wide-viewing angle and with AR coating
Resolution
0.92 M dots
921,000 dots
921,000 dots
Viewfinder | Coverage
OVF Pentaprism, 0.87x, 98%
100%
98%
Viewfinder | Magnification
0.95x
0.85x
Viewfinder | Type
Optical (pentaprism)
Optical (pentaprism)
Function
AE Bracketing
±5 (2, 3, 5 frames )
±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
11 focus points
Crop Factor
1.5
0.6
Exposure Compensation
±5 (at 1/3 EV, 1/2 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
Built-in
Flash Sync Speed
1/125 s
GPS
Optional O-GPS1
No
ISO Range
100 ~ 102400
200, 400, 800, 1600 (100 with boost)
Image Stabilization
4.5 stop correction
No
Intervalometer
Yes
Yes
Processor
Maestro II
PRIME MII
Prime II
Touch Screen
No
No
Video Codecs
MPEG-4, H.264
Video Recording
4K 24p, FHD 30p (full-width)
Weather Resistance
Yes
Yes
Performance
Battery Life
410 shots
Buffer Size
2 GB
Dynamic Range
15 stops
Flash Range
12.00 m
Max Burst Rate
3 fps
6.0 fps
1.1 fps
Shutter Speed
1/4000 s - 8 min
Storage
CF, SD
SD/SDHC/SDXC (UHS-I compatible)
SD/SDHC
Production
Battery
S BP-PRO1
D-LI109 lithium-ion battery & charger
Lithium-Ion D-LI90 rechargeable battery & charger
Debut
2020-03-06
2016-06-08
2010-03-10
Made In
Germany
Reviews
Neofiliac score
58%
57%
Pros
- Fully articulated LCD
- Weather-sealed
- Medium format look
- Weather-sealed
- Affordable for a 645 DSLR
Cons
- Menu not touch-enabled
- Low 6.0 fps burst rate
- Very bulky
- 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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