Pentax K-50 vs. Sony Alpha68 ILCA-68K + DT 18-55mm

Camera Comparison, Reviews and Tests

In depth comparison and review of Pentax K-50 and Sony Alpha68 ILCA-68K + DT 18-55mm. Compare design, sensors, proximity features, memory capacities and other important specifications and features to easily choose the right camera for you. Our goal is to help you uncover differences between the products and find the digital camera that will best fit your needs.

Camera Specifications Comparison

Pentax K-50 vs. Sony Alpha68 ILCA-68K + DT 18-55mm Comparison Chart
DESIGN AND DIMENSIONS Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Product Type Digital camera - 1080p - SLR with Live View mode, movie recording Digital camera - 1080p - SLR with Live View mode, movie recording
Lens Included Body only DT 18-55mm lens
Height 9.65 cm 10.42 cm
Width 12.9 cm 14.26 cm
Depth 7 cm 8.09 cm
Weight 590 g 610 g
Body Material Stainless steel, fibre reinforced polycarbonate -
Enclosure Colour Black | White | Red -
Protection Weatherproof, freezeproof, dust-resistant -
Optical Zoom - 3x
SENSOR Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Sensor Resolution 16.3 Megapixel 24.0 Megapixel
Optical Sensor Type CMOS Exmor APS HD CMOS
Total Pixels 16,500,000 pixels -
Effective Sensor Resolution 16,300,000 pixels -
Optical Sensor Size APS-C (23.7 x 15.7 mm) APS-C (23.5 x 15.6 mm)
Frame Rate (Max Resolution) - 50 fps
Sensor Dust Reduction Yes -
Sensor Features Dust Reduction (image sensor vibration), Special Protect (SP) coating Anti-Dust coating
Image Stabiliser Optical (image sensor shift mechanism) Optical (SteadyShot INSIDE)
Built-in Optical Image Stabiliser Yes Yes
PROCESSOR Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Image Processor PRIME M BIONZ X
LENS Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Type - Zoom lens - 3x zoom - 18 - 55 mm - f/3.5-5.6 DT SAM
Focal Length Equivalent to 35mm Camera - 27 - 82.5mm
Focus Adjustment - Automatic, manual
Min Focus Distance - 25 cm
Max View Angle - 76 degree(s)
Zoom Adjustment - Manual
Lens Construction - 7 groups / 8 elements
Filter Size - 55 mm
Lens Mounting Type Pentax KAF2 -
Features - Aspherical lens, Smooth Autofocus Motor (SAM)
FOCUSING Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Auto Focus TTL contrast and phase detection TTL phase detection
Auto Focus Points (Zones) Qty 11 79
Auto Focus Features Focus Peaking function Predictive Focus Control
AE/AF Control Face-priority AF, Subject-tracking AF Subject-tracking AF, Eye detection AF
Face Detection Yes Eye Detect AF, Face Recognition
VIEWFINDER Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Viewfinder Type Optical - fixed eye-level pentaprism Electronic - OLED
Viewfinder Colour Support - Colour
Viewfinder Diagonal Size - 0.39"
Viewfinder Resolution - 1,440,000 pixels
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 0.92x 0.88x
Optical Viewfinder Dioptric Correction Range -2.5 to +1.5 -4 to +3
Field of View Crop Factor - 1.5
Interchangeable Focusing Screens Yes -
EXPOSURE & WHITE BALANCE Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
ISO (Max) 51200 25600
Native ISO - 100-12800
Extended ISO (Max) - 25600
Light Sensitivity ISO 100-51200, ISO auto (100-51200) ISO auto, ISO 100-25600
Exposure Metering Multi-segment, centre-weighted, spot Multi-segment, centre-weighted, spot
Exposure Metering Zones 77 1200
Exposure Modes Programme, bulb, automatic, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority Programme, automatic, manual, aperture-priority, shutter-priority
Shooting Programs Landscape, portrait mode, macro, museum, surf & snow, PET, Blue Sky, food, night scene, sunset, candle, night snapshot, night scene with portrait, kids, Stage, night scene HDR, moving object, forest, backlight silhouette Landscape, portrait mode, macro, night portrait, sports mode, sunset, handheld twilight, Night View
Special Effects Soft, Slim, Pastel, Colour, fisheye, natural, bright, Vibrant, Sketch, monochrome, Muted, landscape, portrait, Water Colour, miniature, Cross Process, Retro, Colour Extract, Toy camera, starburst, High contrast, Colour Invert, Bleach Bypass, Posterisation, Radiant, Reversal Film, Shading, Tone Expansion Black & White, Sepia, Saturation, Neutral, Vivid, sunset, landscape, portrait, clear, deep, light, autumn leaves, Night Scene, Style Box
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), fluorescent light (daylight white) Incandescent, cloudy, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), 2500K - 9900K, fluorescent light (daylight white)
Shutter Type - Mechanical electronically-controlled
Max Shutter Speed 1/6000 sec 1/4000 sec
Min Shutter Speed 30 sec 30 sec
Exposure Compensation ±5 EV range, in 1/2 or 1/3 EV steps ±5 EV range, in 1/2 or 1/3 EV steps
Auto Exposure Bracketing 3 steps in 1/2 or 1/3 EV steps 3, 5 steps in 1/3, 1/2, 2/3 or 1 EV steps
White Balance Bracketing - Yes
X-sync Speed 1/180 sec 1/250sec
Exposure Range EV 0-22 (ISO 100) EV 2-18 (ISO 100)
DISPLAY Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Type 3" LCD display 2.7" LCD display
Display Format 921,000 pixels 460,800 pixels
Display Form Factor Built-in Folding
Display Features Display brightness control, display colour control Contrast control, display brightness control
FLASH Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Camera Flash Pop-up flash Pop-up flash
Guide Number (m / ISO 100) 12 -
Flash Modes Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction, P-TTL Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction
Red-Eye Reduction Yes Yes
Features AF illuminator, flash +/- compensation, wireless off-camera control AF illuminator, flash +/- compensation, wireless off-camera control
VIDEOGRAPHY / CAMCORDER Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Digital Video Format H.264 AVCHD, H.264, XAVC S, AVC
Image Recording Format JPEG, DNG (RAW) + JPEG, DNG (RAW) JPEG, RAW, RAW + JPEG
Max Video Resolution 1920 x 1080 1920 x 1080
Audio Signal Format - Dolby Digital AC-3 (2 channel), Linear PCM
Surround Sound - Dolby Digital AC-3 (2 channel) recording
Microphone Operation Mode Mono Stereo
Microphone Features Sensitivity control -
MEMORY Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Memory Card Slot SD card Memory Stick PRO Duo card, SD card
Supported Memory Cards SD Memory Card, SDXC Memory Card, SDHC Memory Card SD Memory Card, Memory Stick PRO Duo, SDXC Memory Card, Memory Stick PRO-HG Duo HX, SDHC Memory Card, Memory Stick PRO-HG Duo, SDXC UHS-I Memory Card
Memory Card Included - No
Image Storage RAW 4928 x 3264
JPEG 4928 x 3264
JPEG 4224 x 2816
JPEG 3456 x 2304
JPEG 2688 x 1792
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Video Capture H.264 - 1920 x 1080 - 30 fps
H.264 - 1920 x 1080 - 25 fps
H.264 - 1920 x 1080 - 24 fps
H.264 - 1280 x 720 - 60 fps
H.264 - 1280 x 720 - 50 fps
H.264 - 1280 x 720 - 30 fps
H.264 - 1280 x 720 - 25 fps
H.264 - 1280 x 720 - 24 fps
H.264 - 640 x 480 - 30 fps
H.264 - 640 x 480 - 25 fps
H.264 - 640 x 480 - 24 fps
AVCHD - 1920 x 1080 - 50 fps
AVCHD - 1920 x 1080 - 30 fps
AVCHD - 1920 x 1080 - 25 fps
AVCHD - 1920 x 1080 - 24 fps
BATTERY AND CHARGING Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Battery Type Pentax D-Li109 Lithium Ion Sony NP-FM500H Lithium Ion
Details Pentax D-Li109 Li-ion rechargeable battery (included) Sony NP-FM500H Li-ion rechargeable battery (included)
Battery Life Photo shooting - 480 shots (D-LI109 battery)
Photo shooting - 1250 shots (lithium AA batteries)
Playback - 4.5 hours (D-LI109 battery)
Playback - 9.3 hours (lithium AA batteries)
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CONNECTIONS Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Interface Composite video/audio, USB 2.0 HDMI, USB 2.0
Print Standard DPOF support, PRINT Image Matching DPOF support, Exif Print support, PRINT Image Matching
Flash Terminal Hot shoe Hot shoe
Connector Type USB 2.0
Composite video/audio output
HDMI output
USB 2.0
Microphone (mini-phone stereo 3.5 mm)
Accessory shoe (Sony Multi Interface Shoe)
FEATURES Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Self-Timer Delay 2sec, 12sec 10 sec, 2sec
Continuous Shooting Speed 3 frames per second, 6 frames per second 8 frames per second
HDR Mode - Auto HDR mode
Additional Features RGB primary colour filter, digital image rotation, histogram display, cropping an image, resizing an image, Scene Detection Technology, interval shooting mode, Dynamic Range Adjustment, in-camera RAW processing, Chromatic Aberration Compensation (CAC), HDR image enhancement technology, Eye-Fi Card Ready, NR Slow Shutter, High ISO NR, Dual Axis Electronic Level, date stamp, Lens Distortion Correction RGB primary colour filter, digital noise reduction, date/time stamp, depth-of-field preview button, sharpness control, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, saturation control, Sweep Panorama technology, LCD live view mode, shadow point display, highlight point display, Quick AF Live View, Dynamic Range Optimizer, face detection, 25p Cinema Mode, automatic display brightness adjustment, peripheral illumination correction, 3D Sweep Panorama technology, Multi-Frame Noise Reduction, Shade Correction, NR Slow Shutter, High ISO NR, Quick AF Full HD movie recording, Smart Teleconverter, AUTO+ (Advanced AUTO) mode, Translucent Mirror technology
OTHERS Pentax K-50 Sony Alpha68 ILCA-68K + DT 18-55mm
Included Accessories Battery charger, body cap, shoulder strap, USB cable, eyecup, shoe cap Eyepiece cover, battery charger, dust cap, body cap, lens cap, shoulder strap, USB cable, power cable, shoe cap
Software Drivers & Utilities, SILKYPIX Developer Studio 3.0 -
Max Operating Temperature 40 °C -
Min Operating Temperature -10 °C -
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