Canon EOS 1D X vs. Pentax K-S1

Camera Comparison, Reviews and Tests

In depth comparison and review of Canon EOS 1D X and Pentax K-S1. 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

Canon EOS 1D X vs. Pentax K-S1 Comparison Chart
DESIGN AND DIMENSIONS Canon EOS 1D X Pentax K-S1
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 16.36 cm 9.3 cm
Width 15.8 cm 12 cm
Depth 8.27 cm 7 cm
Weight 1.34 kg 485 g
Body Material Magnesium alloy -
Enclosure Colour - White | Black
Protection Waterproof, dust-resistant -
SENSOR Canon EOS 1D X Pentax K-S1
Sensor Resolution 18.1 Megapixel 20.12 Megapixel
Optical Sensor Type CMOS CMOS
Total Pixels 19,300,000 pixels 20,420,000 pixels
Effective Sensor Resolution 18,100,000 pixels 20,120,000 pixels
Optical Sensor Size Full Frame (36 x 24 mm) APS-C (23.5 x 15.6 mm)
Sensor Dust Reduction Yes Yes
Sensor Features EOS Integrated Cleaning System, Anti-Dust coating, Ultrasonic Wave Motion Cleaning (UWMC) Special Protect (SP) coating
PROCESSOR Canon EOS 1D X Pentax K-S1
Image Processor Dual DIGIC 5+ PRIME MII
LENS Canon EOS 1D X Pentax K-S1
Lens Mounting Type Canon EF Pentax KAF2
FOCUSING Canon EOS 1D X Pentax K-S1
Auto Focus TTL phase detection TTL phase detection
Auto Focus Points (Zones) Qty 61 11
Auto Focus Features Predictive Focus Control -
AE/AF Control - Face-priority AF, Subject-tracking AF
Face Detection Live Face detection AF mode Yes
VIEWFINDER Canon EOS 1D X Pentax K-S1
Viewfinder Type Optical - fixed eye-level pentaprism Optical - fixed eye-level pentaprism
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 0.76x 0.95x
Optical Viewfinder Dioptric Correction Range -3 to +1 -2.5 to +1.5
Viewfinder Information Shutter speed, exposure compensation, AE lock, flash charge completion, aperture, white balance, metering system, battery status, flash compensation on/off, highlight tone priority, ISO sensitivity, memory card status, FE lock, AF status, AF point -
Field of View Crop Factor 1.0 -
EXPOSURE & WHITE BALANCE Canon EOS 1D X Pentax K-S1
ISO (Max) 204800 51200
Native ISO - 100-51200
Light Sensitivity ISO 50, ISO 102400, ISO 204800, ISO 100-51200, ISO auto (100-51200) ISO 100-51200, ISO auto (100-51200)
Exposure Metering Evaluative, multi-spot, centre-weighted, spot Multi-segment, centre-weighted, spot
Exposure Metering Zones 252 77
Exposure Modes Programme, bulb, manual, aperture-priority, shutter-priority, E-TTL II program flash Programme, automatic, manual, aperture-priority, shutter-priority, shutter & aperture 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
Special Effects Neutral, Faithful, monochrome, landscape, portrait Natural, bright, Vibrant, monochrome, Muted, landscape, portrait, Cross Process, Bleach Bypass, Radiant, Reversal Film, Tone Expansion, Cold vintage, Colour Fade, Bold Monochrome, Unicolour Bold, Clear Tone, Warm Fade, Brilliant Colour, Infrared Filter
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Fluorescent, cloudy, tungsten light, Flash, daylight, shade Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), Color Temperature Enhancement (CTE), fluorescent light (daylight colour), fluorescent light (daylight white)
Shutter Type - Mechanical electronically-controlled
Max Shutter Speed 1/8000 sec 1/6000 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 -
White Balance Bracketing - Yes
X-sync Speed 1/250sec 1/180 sec
Exposure Range EV 0-20 (ISO 100) EV 0-22 (ISO 100)
DISPLAY Canon EOS 1D X Pentax K-S1
Type 3.2" LCD display 3" LCD display
Display Format 1,040,000 pixels 921,000 pixels
Display Form Factor Built-in Built-in
Display Features Display brightness control Colour control, display brightness control
FLASH Canon EOS 1D X Pentax K-S1
Camera Flash - Pop-up flash
Guide Number (m / ISO 100) - 10
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
VIDEOGRAPHY / CAMCORDER Canon EOS 1D X Pentax K-S1
Digital Video Format H.264, MOV H.264
Image Recording Format JPEG, RAW, RAW + JPEG JPEG, DNG (RAW) + JPEG, DNG (RAW)
Max Video Resolution 1920 x 1080 1920 x 1080
Microphone Operation Mode Stereo Mono
Microphone Features - Sensitivity control
MEMORY Canon EOS 1D X Pentax K-S1
Memory Card Slot Dual CompactFlash Card SD card
Supported Memory Cards CompactFlash SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDXC UHS-I Memory Card
Image Storage JPEG 5184 x 3456
JPEG 4608 x 3072
JPEG 3456 x 2304
JPEG 2560 x 1536
RAW 5184 x 3456
RAW 3888 x 2592
RAW 2592 x 1728
-
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 - 640 x 480 - 30 fps
H.264 - 640 x 480 - 25 fps
H.264 - 1920 x 1080 - 30 fps
H.264 - 1920 x 1080 - 25 fps
H.264 - 1920 x 1080 - 24 fps
BATTERY AND CHARGING Canon EOS 1D X Pentax K-S1
Battery Type Canon LP-E4N Lithium Ion Pentax D-Li109 Lithium Ion
Details Canon LP-E4N Li-ion rechargeable battery - 2450 mAh (included) Pentax D-Li109 Li-ion rechargeable battery (included)
Battery Life - Photo shooting - 480 shots (50% flash usage)
Playback - 4.5 hours
CONNECTIONS Canon EOS 1D X Pentax K-S1
Interface Composite video/audio, HDMI, USB 2.0 HDMI
Print Standard Direct print, DPOF support, Exif Print support, PictBridge support DPOF support, Exif Print support
Flash Terminal Hot shoe, PC terminal Hot shoe
Connector Type USB 2.0
Composite video/audio output
Remote control
HDMI output
Microphone
LAN
USB 2.0
HDMI output (19 pin micro HDMI Type D)
FEATURES Canon EOS 1D X Pentax K-S1
Self-Timer Delay 10 sec, 2sec 2sec, 12sec
Continuous Shooting Speed 12 frames per second, 14 frames per second 3 frames per second, 5.4 frames per second
HDR Mode - Auto HDR mode
Additional Features Audio recording, RGB primary colour filter, auto power save, digital noise reduction, depth-of-field preview button, camera orientation detection, histogram display, AE lock, AF lock, FE lock, GPS ready, LCD live view mode, highlight point display, Dust Delete Data system, face detection, mirror lock, Auto Lighting Optimizer, in-camera RAW processing, peripheral illumination correction, Chromatic Aberration Compensation (CAC), NR Slow Shutter, distortion control, High ISO NR, EOS iTR (Intelligent Tracking and Recognition) AF, EOS iSA (Intelligent Subject Analysis) System, Quad Active Mirror Stopper, touch pad control RGB primary colour filter, depth-of-field preview button, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, saturation control, in-camera film editing, in-camera RAW processing, HDR image enhancement technology, hue control, Eye-Fi Card Ready, LED body illumination
OTHERS Canon EOS 1D X Pentax K-S1
Included Accessories Battery charger, body cap, neck strap, eyecup Battery charger, body cap, shoulder strap, eyecup, shoe cap
Software Drivers & Utilities, Canon PhotoStitch, Canon ZoomBrowser EX, Canon ImageBrowser, Canon Remote Capture, Canon Digital Photo Professional Drivers & Utilities
Max Operating Temperature 45 °C 40 °C
Min Operating Temperature 0 °C -10 °C
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