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Pentax Camera Comparison
General Data
Camera ThumbnailPentax K20DPentax K-7Pentax KP
Camera NamePentax K20DPentax K-7Pentax KP
Year Introduced200820092017
AvailabilityDiscontinued (2009)Discontinued (2010)Discontinued (2021)
Current PriceFind on eBay | PF MarketplaceFind on eBay | PF MarketplaceFind on eBay | PF Marketplace
In-Depth ReviewN/AN/APentax KP review
User ReviewsBrowseBrowseBrowse
Sensor
Sensor FormatAPS-CAPS-CAPS-C
Sensor TypeCMOSCMOSCMOS
Megapixels14.614.624.32
Resolution3104 x 4672 pixels3104 x 4672 pixels4000 x 6016 pixels
AA FilterYesYesNo (AA filter simulator)
Super ResolutionNoNoYes
Bit Depth121214
Minimum ISO100100100
Maximum ISO32006400819200
ISO Range100 - 3200 (100 - 6400)100 - 3200 (100 - 6400)100 - 819,200
Imaging
ProcessorPRIMEPRIME IIPRIME IV w/accelerator unit
Exposure ModesGreen, HyP, Sv, Av, Tv, TAv, HyM, X, BGreen, HyP, Sv, Av, Tv, TAv, HyM, X, B, User(1)Auto (green), HyP, Sv, Tv, Av, TAv, M, B, User (5)
Program ModesNormal, Action, Depth of Field, MTFAuto, Normal, Action, Depth of field (deep/shallow), MTFAuto, Normal, Action, Depth of Field (deep/shallow), MTF priority
Scene ModesNoneNoneNone. Auto (green) sets exposure based on scene analysis
RestrictionsExposure modes with M and K lenses are restricted to Av (with aperture always wide open) and M (with stop-down metering)Exposure modes with M and K lenses are restricted to Av (with aperture always wide open) and M (with stop-down metering)Exposure modes with M and K lenses are restricted to Av (with aperture always wide open) and M (with stop-down metering)
Shutter Speeds (Auto)30s - 1/4000s (stepless)30s - 1/8000s (stepless)30s to 1/6,000s (mechanical), to 1/24,000s (electronic)
Shutter Speeds (Manual)B, 30s - 1/4000sB, 30s - 1/8000sB, 30s to 1/6,000s (mechanical), to 1/24,000s (electronic). Up to 20 minutes in Timed Bulb. Up to 300s in Astrotracer mode
High ISO NRYes, three levelsOff, Low/Medium/High (ISO where to start is customizable)Off, Auto, Low/Medium/High, Custom by ISO
Slow Shutter NRYes (can be turned off except for long shutter speeds)On, Off (still On in Bulb mode)Off, Auto, On
Shutter LifeNot Specified100,000100,000
Maximum FPS35.27
Continuous ShootingHi: 3 fps up to 38 frames (JPG), 14 franes (PEF), 16 frames (DNG) Lo: 2.3 fps until card is full (JPG) Burst mode: 21 fps up to 115 frames (1024 x 1536 JPG)Hi: 5.2 fps to 40 frames (JPG), 15 frames (PEF), 14 frames (DNG) Lo: 3.3 fps until card is full (JPG), up to 17 frames (PEF/DNG)Hi: 7 fps up to approx. 28 frames (JPG), up to approx. 8 frames (RAW), M: 3 fps up to approx 70 frames (JPG), 15 frames (RAW), Lo: 0.8 fps up to approx. 100 frames (JPG), up to appox. 100 frames (RAW)
Exposure Compensation+/-3 EV+/-5 EV (none in movie mode)+/-5 EV (+/-2 EV in movie mode)
Auto BracketingExposure (3 or 5 frames), one-push EV bracketingExposure (3 or 5 frames), one-push EV bracketingExposure (2, 3 or 5 frames), one-push EV bracketing, Depth of Field (3 frames), Motion (3 frames), AA filter (2 or 3 frames)
Expanded Dynamic RangeHighlight (on, off)Highlight (on, off),
Shadow (high, medium, low, off)
Highlight (auto, on, off),
Shadow (auto, high, medium, low, off)
Metering Sensor16-Segment77-Segment86K Pixel
Meter Range0 to 21 EV0 to 21 EV-3 to 20 EV
Meter PatternMulti-Segment,Center Weighted,SpotMulti-Segment,Center Weighted,SpotMulti-Segment,Center Weighted,Spot
Exposure LockYesYesYes
Self Timer2 s with mirror lock-up, 12 s2 s with mirror lock-up, 12 s2 s with mirror lock-up, 12 s
Interval ShootingUp to 99 frames, up to 24 hours between framesUp to 99 frames, up to 24 hours between framesUp to 2000 frames, 2 sec to 24 hours interval
Mirror Lock-upYesYesYes
HDR ModeNoYesYes
Multiple ExposuresYes, average and additive, 2 to 9 shotsYes, average and additive, 2 to 9 shotsYes, average, additive and bright, 2 to 2000 shots
Pixel MappingYesYesYes
Optics/Mount
MountKAF2 (no aperture coupler)KAF2 (no aperture coupler)KAF2 (no aperture coupler)
Composition AdjustmentNoYesYes
Supported LensesAll Pentax K-mount lenses except for lenses with the KAF4 mount variant. Manual focus only with K-, M-, and A-series lenses. Stop down metering only with K- and M-series lenses. M42, Pentax 645 and Pentax 6x7 lenses with the appropriate adapters (stop down metering and manual focus only).All Pentax K-mount lenses except for lenses with the KAF4 mount variant. Manual focus only with K-, M-, and A-series lenses. Stop down metering only with K- and M-series lenses. M42, Pentax 645 and Pentax 6x7 lenses with the appropriate adapters (stop down metering and manual focus only).All Pentax K-mount lenses. Manual focus only with K-, M-, and A-series lenses. Stop down metering only with K- and M-series lenses. M42, Pentax 645 and Pentax 6x7 lenses with the appropriate adapters: green button stop down metering and manual focus only.
StabilizationYes (sensor-shift SR)Yes (sensor-shift SR)Yes (sensor-shift SR II)
Autofocus (viewfinder)Yes (SAFOX VIII, 11 focus points (9 cross type))Yes (SAFOX VIII+, 11 focus points (9 cross type))Yes (SAFOX 11, 27 focus points (25 cross type))
AF Points111127
Autofocus Sensitivity-1 to 19 EV-1 to 18 EV-3 to 18 EV
Autofocus With SDMYesYesYes
Autofocus AssistStroboscopic FlashDedicated LEDDedicated LED
Autofocus ModesViewfinder: AF.S, AF.C, AF.A
Live view: Face detection, Tracking, Multiple AF points, Select, Spot
Front/Back Focus CorrYes (adjustments for up to 20 lenses)Yes (adjustments for up to 20 lenses)Yes (adjustment for up to 20 lenses)
Power ZoomNot supportedSupported (zoom only)Not supported
Lens CorrectionNoneDistortion,Lateral Chromatic AberrationDistortion,Lateral Chromatic Aberration,Vignetting,Diffraction
Video
Video/Movie ModeNo1536x1024 (3:2) at 30 fps,
1280x720 (16:9) at 30 fps,
640x416 (3:2) at 30 fps,
HDMI out
1920x1080 (16:9 Full HD) at 60i, 50i, 30p, 25p and 24p,
1280x720 (16:9 HD) at 60p, 50p
MPEG4 AVC/H.264
4K interval movie (4K,Full HD, HD)
Star stream (4K,Full HD, HD)
Video StabilizationSensor-shift SRElectronic
Exposure ModesP, Av, TAv, Tv, M
Movie Mode RestrictionsN/AThe aperture is fixed during recordingClips up to 4GB or 25 minutes
AF During RecordingNoNoContinuous (with compatible lenses) and On-demand
Sound In Movie ModeN/AStereo (external mic), Mono (built-in mic)Stereo (external mic), Stereo (built-in mic). Adjustable sound level
Flash
Built-in FlashYes, GN 13 (ISO 100/m)Yes, GN 13 (ISO 100/m)Yes, GN 6 (ISO 100/m)
Sync Speed1/180s1/180s1/180s
P-TTL FlashYesYesYes
TTL FlashNoNoNo
Flash Exposure Comp-2 to 1 EV-2 to 1 EV-2 to 1 EV
Flash FunctionsAuto discharge, On (leading curtain sync), Redeye reduction, Slow-speed sync, Trailing curtain sync, High-speed sync*, Manual*, Wireless*, Contrast control* * Available when combined with external flashAuto discharge, On (leading curtain sync), Redeye reduction, Slow-speed sync, Trailing curtain sync, High-speed sync*, Manual*, Wireless*, Contrast control* * Available when combined with external flashAuto discharge, On (leading curtain sync), Redeye reduction, Slow-speed sync, Trailing curtain sync, High-speed sync*, Manual (full - 1/128), Wireless*, Contrast control*
* Available when combined with external flash
Viewfinder/LCD
Viewfinder0.95x, 95%0.92x, 100%100%, 0.95x
Viewfinder TypePentaprismPentaprismPentaprism
Diopter Adjustment-2.5 to +1.5-2.5 to +1.5-2.5 to +1.5
AF Points In ViewfinderYesYesYes
Exchangeable ScreenYesYesYes
Depth Of Field PreviewYesYesYes
Digital PreviewYes (with image magnificaion)Yes (with image magnificaion)Yes (with image magnification)
Live ViewYesYesYes
Focus PeakingNoNoYes
Back LCD2.7 in. 230,000 pix3 in. 921,000 pix3 inch, 921,000 dots, 3:2 aspect ratio, tilts up/down, red light night mode
Top LCDYesYesNo
Body
Weather ResistantYesYesYes
GPSNot SupportedNot SupportedVia Accessory
Control Wheels223
Camera Controls2 control wheels Many dedicated buttons One user mode setting2 control wheels Many dedicated buttons Control panel One user mode setting1 traditional e-dial, 1 knob on the front and 1 settings dial on top plate. Customizable control panel. Five user mode settings. Customizable Fx1, Fx2, & Fx3 button.
Dust RemovalYes, Sensor Shake DRYes, Ultrasonic DR IIYes, Ultrasonic DR II
Dust AlertYesYesNo
File FormatPEF (RAW),DNG (RAW),JPGPEF (RAW),DNG (RAW),JPG,AVIPEF (RAW),DNG (RAW),JPG,MOV
Card Slots111
Memory Card TypeSD, SDHCSD, SDHC (max. 32GB), SDXC via firmware updateSD, SDHC, SDXC (UHS-I compatible)
TetheringWired (native)NoneVia built-in Wi-Fi
Battery

D-LI50 lithium-ion rechargeable

D-LI90 lithium-ion rechargeable

D-LI109 lithium-ion rechargeable

Battery Grip

D-BG2 with D-LI50

D-BG4 with D-LI90 or 6x AA

D-BG7 (takes one D-Li109 or one D-LI90 battery)

Battery Life740 images without flash980 images without flash420 photos (CIPA)
Size (W X H X D)141.5 x 101 x 70 mm130.5 x 96.5 x 72.5 mm131.5 x 101 x 76 mm
Weight715 g670g (750g with battery and SD card)643 g (body only), 703 g (with battery)
ConnectivityUSB 2.0/Video out, DC in, X-sync, cable releaseUSB 2.0, AV out, HDMI out, 3.5mm stereo mic, DC in, X-sync, cable releaseUSB 2.0, HDMI out (via USB port and an adapter), stereo mic, cable release (uses mic input jack), DC in, GPS, Wi-Fi.
Latest Firmware

Version 1.04

Features from the K-5 were added in version 1.10 and SDXC support in Version 1.11

Link to download page

NotesIn-camera RAW developmentElectronic level,
Embed copyright information in EXIF,
Image plane indicator,
In-camera RAW development,
Save JPG from movie.
Astrotracer functionality with the optional O-GPS1 unit,
Depth of field bracketing,
Electronic level,
Embed copyright information in EXIF,
High ISO NR, can be customized for each major ISO value,
Image plane indicator,
In-camera RAW development,
Moiré suppression via SR mechanism,
Moiré suppression bracketing,
Motion bracketing,
Save last JPG as RAW,
Save JPG from movie,
The three Fx buttons are customizable and can perform a variety of functions, hereunder exposure bracketing.
Colors / Special Editions

Titanium

Silver Limited

Black and Silver





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