Pentax K-3 II vs. Sony Alpha68 ILCA-68

Camera Comparison, Reviews and Tests

In depth comparison and review of Pentax K-3 II and Sony Alpha68 ILCA-68. 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-3 II vs. Sony Alpha68 ILCA-68 Comparison Chart
DESIGN AND DIMENSIONS Pentax K-3 II Sony Alpha68 ILCA-68
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 Body only
Height 10.25 cm 10.42 cm
Width 13.15 cm 14.26 cm
Depth 7.75 cm 8.09 cm
Weight 700 g 610 g
Body Material Stainless steel, magnesium alloy -
Enclosure Colour Black -
Protection Weatherproof, freezeproof, dust-resistant -
Navigation GPS receiver -
SENSOR Pentax K-3 II Sony Alpha68 ILCA-68
Sensor Resolution 24.35 Megapixel 24.0 Megapixel
Optical Sensor Type CMOS Exmor APS HD CMOS
Total Pixels 24,710,000 pixels -
Effective Sensor Resolution 24,350,000 pixels -
Optical Sensor Size APS-C (23.5 x 15.6 mm) APS-C (23.5 x 15.6 mm)
Frame Rate (Max Resolution) - 50 fps
Sensor Features Dust Reduction (image sensor vibration), anti-aliasing simulator function Anti-Dust coating
Image Stabiliser - Optical (SteadyShot INSIDE)
Built-in Optical Image Stabiliser - Yes
Sensors Accelerometer, magnetometer, digital level metre -
PROCESSOR Pentax K-3 II Sony Alpha68 ILCA-68
Image Processor - BIONZ X
LENS Pentax K-3 II Sony Alpha68 ILCA-68
Lens Mounting Type Pentax K -
FOCUSING Pentax K-3 II Sony Alpha68 ILCA-68
Auto Focus TTL contrast and phase detection TTL phase detection
Auto Focus Points (Zones) Qty 27 79
Auto Focus Features - Predictive Focus Control
AE/AF Control - Subject-tracking AF, Eye detection AF
Face Detection Yes Eye Detect AF, Face Recognition
VIEWFINDER Pentax K-3 II Sony Alpha68 ILCA-68
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 0.95x 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-3 II Sony Alpha68 ILCA-68
ISO (Max) 51200 25600
Native ISO 100-51200 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 - 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, night portrait, sports mode, sunset, handheld twilight, Night View
Special Effects Soft, Slim, Pastel, 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, Bold Monochrome, Unicolour Bold 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), Color Temperature Enhancement (CTE), 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 Mechanical electronically-controlled
Max Shutter Speed 1/8000 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 2, 3 or 5 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 -3-20 (ISO 100) EV 2-18 (ISO 100)
DISPLAY Pentax K-3 II Sony Alpha68 ILCA-68
Type 3.2" LCD display 2.7" LCD display
Display Format 1,037,000 pixels 460,800 pixels
Display Form Factor Built-in Folding
Display Features Colour control, contrast control, display brightness control Contrast control, display brightness control
FLASH Pentax K-3 II Sony Alpha68 ILCA-68
Camera Flash - Pop-up flash
Flash Modes - Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction
Red-Eye Reduction - Yes
Features - AF illuminator, flash +/- compensation, wireless off-camera control
VIDEOGRAPHY / CAMCORDER Pentax K-3 II Sony Alpha68 ILCA-68
Digital Video Format AVI, MJPEG, H.264 AVCHD, H.264, XAVC S, AVC
Image Recording Format JPEG, DNG (RAW), PEF (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
MEMORY Pentax K-3 II Sony Alpha68 ILCA-68
Memory Card Slot Dual SD card Memory Stick PRO Duo card, SD card
Supported Memory Cards SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I 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 No
Image Storage RAW 6016 x 4000
JPEG 6016 x 4000
JPEG 4608 x 3072
JPEG 3072 x 2048
JPEG 1920 x 1280
-
Video Capture 1920 x 1080
1280 x 720
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-3 II Sony Alpha68 ILCA-68
Battery Type Pentax D-Li90 Lithium Ion Sony NP-FM500H Lithium Ion
Details Pentax D-Li90 Li-ion rechargeable battery (included) Sony NP-FM500H Li-ion rechargeable battery (included)
Battery Life Photo shooting - 720 shots
Playback - 6.2 hours
-
CONNECTIONS Pentax K-3 II Sony Alpha68 ILCA-68
Interface Composite video/audio, HDMI, USB 3.0 HDMI, USB 2.0
Print Standard Exif Print support DPOF support, Exif Print support, PRINT Image Matching
Flash Terminal Hot shoe, PC terminal Hot shoe
Connector Type USB 3.0
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
Remote control
HDMI output
USB 2.0
Microphone (mini-phone stereo 3.5 mm)
Accessory shoe (Sony Multi Interface Shoe)
FEATURES Pentax K-3 II Sony Alpha68 ILCA-68
Self-Timer Delay 2sec, 12sec 10 sec, 2sec
Continuous Shooting Speed 3 frames per second, 4.5 frames per second, 8.3 frames per second 8 frames per second
HDR Mode Auto HDR mode Auto HDR mode
Additional Features Audio recording, sharpness control, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, saturation control, interval shooting mode, in-camera film editing, in-camera RAW processing, peripheral illumination correction, HDR image enhancement technology, Shade Correction, Eye-Fi Card Ready, High ISO NR, no anti-aliasing filter, Lens Distortion Correction, primary colour filter, Automatic composition correction function, colour moire correction, Lateral Chromatic Aberration Correction, Flucard Ready, anti-aliasing filter simulator, diffraction correction, Pixel Shift Resolution technology, colour fringe 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-3 II Sony Alpha68 ILCA-68
Included Accessories Eyepiece cover, carrying strap, battery charger, body cap, eyecup, shoe cap, sync terminal cover Eyepiece cover, battery charger, body cap, shoulder strap, USB cable, power cable, shoe cap
Software Drivers & Utilities -
Max Operating Temperature 40 °C -
Min Operating Temperature -10 °C -
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