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General Data
Camera ThumbnailPentax K-70Pentax K-S2Pentax K-50
Camera NamePentax K-70Pentax K-S2Pentax K-50
Year Introduced201620152013
AvailabilityIn ProductionIn ProductionDiscontinued (2016)
Current Price$599

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$499

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In-Depth ReviewPentax K-70 reviewPentax K-S2 reviewPentax K-50 review
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Sensor
Sensor FormatAPS-CAPS-CAPS-C
Sensor TypeCMOSCMOSCMOS
Megapixels24.2420.1216.28
Resolution4000 x 6000 pixels3648 x 5472 pixels3264 x 4928 pixels
AA FilterNo (AA filter simulator)No (AA filter simulator)Yes
Super ResolutionYesNoNo
Bit Depth141212
Minimum ISO100100100
Maximum ISO1024005120051200
ISO Range100 - 102,400100 - 51,200100 - 51,200
Imaging
ProcessorPRIME M IIPRIME M IIPRIME M
Exposure ModesAuto (green), Scene, HyP, Sv, Av, Tv, TAv, HyM, B, User(3)Auto Picture, Scene, Advanced HDR, P, Sv, Av, Tv, TAv, M, B, User(2)Auto (green), Scene, HyP, Sv, Av, Tv, TAv, M, B
Program ModesNormalNormalNormal
Scene Modes20: Standard, Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPG only), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum20: Standard, Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPG only), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum19: Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPG only), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum
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 - 1/6000s (stepless), Up to 300s in Astrotracer mode30s - 1/6000s (stepless)30s - 1/6000s (stepless)
Shutter Speeds (Manual)B, 1200s - 1/6000s, Up to 300s in Astrotracer modeB, 30s - 1/6000s, up to 300s in Astrotracer modeB, 30s - 1/6000s. Up to 300s in Astrotracer mode
High ISO NROff, Auto, Low/Medium/High, Custom by ISOOff, Auto, Low/Medium/High, Custom by ISOOff, Auto, Low/Medium/High, Custom by ISO
Slow Shutter NROff, Auto, OnOff, Auto, OnOff, Auto, On
Shutter LifeNot SpecifiedNot SpecifiedNot Specified
Maximum FPS65.46
Continuous ShootingHi: 6 fps up to 40 frames (JPG), 10 frames (RAW), Lo: 3 fps up to 100 frames (JPEG), 16 frames (RAW)Hi: 5.4 fps up to 20 frames (JPG), 5 frames (RAW), Lo: 3 fps up to 100 frames (JPG), 8 frames (RAW)Hi: 6 fps up to 30 frames (JPG), 8 frames (RAW) Lo: 3 fps until card is full (JPG), 10 frames (RAW)
Exposure Compensation+/-5 EV (+/-2 EV in movie mode)+/-5 EV (+/-2 EV in movie mode)+/-5 EV (+/-2 EV in movie mode)
Auto Bracketing3 frames, one-push bracketing3 frames, one-push bracketing3 frames, one-push bracketing
Expanded Dynamic RangeHighlight (auto, on, off),
Shadow (auto, high, medium, low, off)
Highlight (auto, on, off),
Shadow (auto, high, medium, low, off)
Highlight (auto, on, off),
Shadow (auto, high, medium, low, off)
Metering Sensor77-Segment77-Segment77-Segment
Meter Range0 to 22 EV0 to 22 EV0 to 22 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 2000 frames, 2 sec to 24 hours intervalUp to 2000 frames, 2 sec to 24 hours intervalUp to 999 frames, up to 24 hours between frames
Mirror Lock-upYesYesYes
HDR ModeYesYesYes
Multiple ExposuresYes, average, additive and bright, 2 to 2000 shotsYes, average, additive and bright, 2 to 2000 shotsYes, average and additive, 2 to 9 shots
Pixel MappingYesYesYes
Optics/Mount
MountKAF2 (no aperture coupler)KAF2 (no aperture coupler)KAF2 (no aperture coupler)
Composition AdjustmentNoNoYes
Supported LensesAll 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 (stop down metering and manual focus only).All Pentax K-mount lenses. Support for lenses with the KAF4 mount variant requires a firmware update. 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 (stop down metering and manual focus only).
StabilizationYes (sensor-shift SR)Yes (sensor-shift SR)Yes (sensor-shift SR)
Autofocus (viewfinder)Yes (SAFOX X, 11 focus points (9 cross type))Yes (SAFOX X, 11 focus points (9 cross type))Yes (SAFOX IXi+, 11 focus points (9 cross type), diffraction lens, wavelength sensor)
AF Points111111
Autofocus Sensitivity-3 to 18 EV-3 to 18 EV-1 to 18 EV
Autofocus With SDMYesYesYes
Autofocus AssistDedicated LEDDedicated LEDDedicated LED
Autofocus ModesViewfinder: AF.S, AF.C, AF.A.
Live view: Face detection, Tracking, Multiple AF points, Select, Spot
Viewfinder: AF.S, AF.C, AF.A.
Live view: Face detection, Tracking, Multiple AF points, Select, Spot
AF.A (auto) AF.S (single, w focus lock, focus/shutter priority selectable) AF.C (continuous, w focus/FPS priority selectable) Manual
Front/Back Focus CorrYes (adjustments for up to 20 lenses)Yes (adjustments for up to 20 lenses)Yes (adjustments for up to 20 lenses)
Power ZoomNot supportedNot supportedNot supported
Lens CorrectionDistortion,Lateral Chromatic Aberration,Vignetting,DiffractionDistortion,Lateral Chromatic Aberration,Vignetting,DiffractionDistortion,Lateral Chromatic Aberration
Video
Video/Movie Mode1920x1080 (16:9 Full HD) at 60i, 50i, 30p, 25p and 24p,
1280x720 (16:9) at 60p, 50p
MPEG4 AVC/H.264
Interval Movie (4K, Full HD, HD)
Star Stream
1920x1080 (16:9 Full HD) at 30p, 25p, 24p
1280x720 (16:9) at 60p, 50p
MPEG4 AVC/H.264
Interval Movie
Star Stream
1920x1080 (16:9 Full HD) at 30, 25, and 24 fps,
1280x720 (16:9) at 60, 50, 30, 25, and 24 fps,
640x480 (4:3) at 30, 25, and 24 fps,
MPEG4 AVC/H.264,
Interval movie
Video StabilizationElectronicElectronicElectronic
Exposure ModesP, Av, TAv, Tv, MP, Av, TAv, MP, Av and M exposure control
Movie Mode RestrictionsIn Av and M mode: Aperture must be set prior to shooting (unless using a lens with manual aperture setting)
AF During RecordingContinuousNoNo
Sound In Movie ModeStereo (external mic), Stereo (built-in mic). Adjustable sound levelStereo (external mic), Stereo (built-in mic). Adjustable sound levelMono. Adjustable sound level
Flash
Built-in FlashYes, GN 12 (ISO 100/m)Yes, GN 12 (ISO 100/m)Yes, GN 12 (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 flash
Auto 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 flash
Auto 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 flash
Viewfinder/LCD
Viewfinder0.95x, 100%0.95x, 100%0.92x, 100%
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 magnificaion)
Live ViewYesYesYes
Focus PeakingYesYesYes
Back LCD3 in. 921,000 dots, 3:2 aspect ratio, vari-angle, red light night mode3 in. 921,000 dots, 3:2 aspect ratio, vari-angle3 in. 921,000 pix
Top LCDNoNoNo
Body
Weather ResistantYesYesYes
GPSVia AccessoryVia AccessoryVia Accessory
Control Wheels222
Camera Controls2 control wheels. Most functions accessed through control panel or menus. Customizable control panel. Three user mode settings.2 control wheels. Most functions accessed through control panel or menus2 control wheels Several dedicated buttons Control panel Two user mode settings
Dust RemovalYes, Sensor Shake DRYes, Sensor Shake DRYes, Sensor Shake DR
Dust AlertNoNoNo
File FormatPEF (RAW),DNG (RAW),JPG,MOVPEF (RAW),DNG (RAW),JPG,MOVDNG (RAW),JPG,MOV
Card Slots111
Memory Card TypeSD, SDHC, SDXC (UHS-I Compatible)SD, SDHC, SDXC (UHS-I Compatible)SD, SDHC, SDXC, Eye-Fi
TetheringVia built-in Wi-FiVia built-in Wi-FiNone
Battery

D-LI109 lithium-ion rechargeable

D-LI109 lithium-ion rechargeable

D-LI109 lithium-ion rechargeable or 4 x AA with optional battery holder D-BH109

Battery Grip

No

No

No

Battery Life410 frames (CIPA)480 images with Li-Ion battery (no flash use) 410 images with Li-Ion battery (50% flash use)480 images with Li-Ion battery (no flash use) 1250 images with AA lithium (no flash use)
Size (W X H X D)125.5 x 93 x 74 mm (4.9 x 3.7 x 2.9 in.)122 x 91 x 72.5 mm 4.8 x 3.6 x 2.85 in.129 x 96.5 x 70 mm (5.1 x 3.8 x 2.8 in.)
Weight628 g (688 g with battery and SD card)618 g (678 g / 23.9 oz with battery and SD card)650 g (23 oz)
ConnectivityUSB 2.0, HDMI out, Stereo mic, Wi-FiUSB 2.0, HDMI out, Stereo mic, Wi-Fi and NFCUSB 2.0, AV out, cable release
Latest Firmware

Link to Download Page

Link to Download Page

Link to Download Page

NotesAstrotracer compatible,
Electronic Aperture Control,
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,
Multilayer digital filters,
Night vision LCD display,
Save last JPG as RAW,
The RAW button is customizable and can perform a variety of functions, hereunder exposure bracketing
Astrotracer compatible,
Clarity enhancement,
Electronic level,
Embed copyright information in EXIF,
High ISO NR can be customized for each major ISO value,
In-camera RAW development,
Image plane indicator,
Moiré suppression via SR mechanism,
Moiré suppresion bracketing,
Prime MII image engine,
RAW button is customizable and can perform a variety of functions, hereunder exposure bracketing,
Save last JPG as RAW,
Save JPG from movie,
Wi-Fi button doubles as 2nd shutter button for selfies.
Astrotracer compatible,
Electronic Level,
Embed copyright information in EXIF,
High ISO NR can be customized for each major ISO value,
In-camera RAW development,
Multilayer digital filters,
Image plane indicator,
Save last JPG as RAW,
The RAW button is customizable and can perform a variety of functions, hereunder exposure bracketing
Colors / Special Editions

Black, Silver





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