Site Title

Compare Pentax 645D vs Pentax K-3 II vs Pentax KP

Reviews

Neo score
57%
60%
59%
Pros
  • Medium format look
  • Weather-sealed
  • Affordable for a 645 DSLR
  • Exceptional battery life
  • Built-in GPS functionality
  • Weather-sealed
  • Weather-sealed
Cons
  • Menu not touch-enabled
  • Very low 1.1 fps burst rate
  • Very large in size
  • Very heavy
  • Viewfinder coverage is cropped at 98%
  • Menu not touch-enabled
  • Menu not touch-enabled
  • Low 7.0 fps burst rate

Price

MSRP
1099 USD
1099 USD
Offers (incl. referral links)

Connectivity

Ports
Remote Control + USB 2.0
HDMI + Headphone + Microphone + Remote Control + USB 3.0
Microphone + Remote Control + USB 2.0
Wireless Connectivity
Special version of Flu Card available
802.11 b/g/n

Construction

Form Factor
DSLR camera
DSLR camera
Image Size
Medium format (645)
APS-C (23.5 x 15.6 mm)
APS-C (23.5 x 15.6 mm)
Lens Mount
Pentax K-mount
Pentax K-mount
Microphone
Stereo
Mono
Stereo
Sensor | Resolution
40 MP (7264 x 5440)
24 MP (6016 x 4000)
24 MP (6016 x 4000)
Sensor | Type
CCD
CMOS
CMOS
Speakers
None
Mono
Mono

Dimensions

Size | Depth
119 mm / 4.69 in
77 mm / 3.03 in
76 mm / 2.99 in
Size | Height
117 mm / 4.61 in
100 mm / 3.94 in
101 mm / 3.98 in
Size | Width
156 mm / 6.14 in
131 mm / 5.16 in
132 mm / 5.20 in
Weight
1480 g / 52.30 oz
800 g / 28.27 oz
703 g / 24.84 oz

Display

Display Diagonal
3 inch
3.2 inch
3 inch
Display Type
Fixed TFT Color LCD with wide-viewing angle and with AR coating
Fixed TFT LCD monitor
Tilting TFT LCD
Resolution
921,000 dots
1,037,000 dots
921,000 dots
Viewfinder | Coverage
98%
100%
100%
Viewfinder | Magnification
0.85x
0.95x
0.95x
Viewfinder | Type
Optical (pentaprism)
Optical (pentaprism)
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)
±2 (2, 3, 5 frames at 1/3 EV, 1/2 EV steps)
±5 (2, 3, 5 frames )
Autofocus
11 focus points
27 focus points
27 focus points
Crop Factor
0.6
1.5
1.5
Exposure Compensation
±5 (at 1/3 EV, 1/2 EV steps)
±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
Auto / Aperture Priority / Shutter Priority / Manual
Flash
Built-in
GPS
No
Yes
Optional O-GPS1
ISO Range
200, 400, 800, 1600 (100 with boost)
100 ~ 51200
100 ~ 819200
Image Stabilization
No
4.5 stops of shake reduction
5-axis, up to 5 stops
Intervalometer
Yes
Yes
Yes
Processor
Prime II
Prime III
PRIME IV
Touch Screen
No
No
No
Video Codecs
MPEG-4, H.264
MPEG-4, H.264
Weather Resistance
Yes
Yes
Yes

Performance

Battery Life
720 shots
390 shots
Flash Range
6.00 m
Max Burst Rate
1.1 fps
8.3 fps
7.0 fps
Shutter Speed
1/24000 s (electronic) / 1/6000 s (mechanical) ~ 30 s
Storage
SD/SDHC
Dual SD/SDHC/SDXC
SD/SDHC/SDXC (UHS-I supported)

Production

Battery
Lithium-Ion D-LI90 rechargeable battery & charger
Lithium-Ion D-LI90 rechargeable battery & charger
D-LI109 lithium-ion battery & charger
Debut
2010-03-10
2015-04-22
2017-01-25
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