Sony Alpha7 II ILCE-7M2K + 28-70mm vs. Pentax K-3 II

Camera Comparison, Reviews and Tests

Side by side comparison and review of Sony Alpha7 II ILCE-7M2K + 28-70mm and Pentax K-3 II. Compare design, sensors, zoom functions, batteries and other key specifications and features to simplify the choice of your perfect digital camera. Our goal is to make it easier for you to decide on the camera that will best meet your expectations by revealing the main differences between the products.

Camera Specifications Comparison

Sony Alpha7 II ILCE-7M2K + 28-70mm vs. Pentax K-3 II Comparison Chart
DESIGN AND DIMENSIONS Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Product Type Digital camera - mirrorless system Digital camera - 1080p - SLR with Live View mode, movie recording
Lens Included 28-70mm lens Body only
Height 9.57 cm 10.25 cm
Width 12.69 cm 13.15 cm
Depth 5.97 cm 7.75 cm
Weight 556 g 700 g
Body Material Magnesium alloy Stainless steel, magnesium alloy
Enclosure Colour Black Black
Protection Splashproof, dust-resistant Weatherproof, freezeproof, dust-resistant
Digital Zoom 4x -
Navigation - GPS receiver
SENSOR Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Sensor Resolution 24.3 Megapixel 24.35 Megapixel
Optical Sensor Type Exmor CMOS CMOS
Total Pixels 24,700,000 pixels 24,710,000 pixels
Effective Sensor Resolution 24,300,000 pixels 24,350,000 pixels
Optical Sensor Size Full Frame (35.8 x 23.9 mm) APS-C (23.5 x 15.6 mm)
Sensor Dust Reduction Yes -
Sensor Features Dust Reduction (image sensor vibration), Anti-Dust coating Dust Reduction (image sensor vibration), anti-aliasing simulator function
Image Stabiliser Optical (Steady Shot) -
Built-in Optical Image Stabiliser Yes -
Sensors Digital level metre Accelerometer, magnetometer, digital level metre
PROCESSOR Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Image Processor BIONZ X -
LENS Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Type Zoom lens 28 - 70 mm - f/3.5-5.6 FE OSS -
Focus Adjustment Automatic, manual -
Min Focus Distance 30 cm -
Max View Angle 75 degree(s) -
Zoom Adjustment Manual -
Lens Construction 8 groups / 9 elements -
Filter Size 55 mm -
Lens Mounting Type Sony E-mount Pentax K
Features Internal focusing system, full-time manual focusing, ED glass, splashproof, aspherical lens, dustproof -
FOCUSING Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Auto Focus TTL contrast and phase detection TTL contrast and phase detection
Auto Focus Points (Zones) Qty 25 27
Auto Focus Features Focus Peaking function, Manual Focus Check Live View -
AE/AF Control Face-priority AF, Subject-tracking AF, Eye detection AF -
Face Detection Face Detection AF/AE/FE/WB, Smile Shutter Yes
VIEWFINDER Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Viewfinder Type Electronic - OLED Optical - fixed eye-level pentaprism
Viewfinder Colour Support Colour -
Viewfinder Diagonal Size 0.5" -
Viewfinder Resolution 2,359,296 pixels -
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 0.71x 0.95x
Optical Viewfinder Dioptric Correction Range -4 to +3 -2.5 to +1.5
Interchangeable Focusing Screens - Yes
Features Viewfinder brightness control -
EXPOSURE & WHITE BALANCE Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
ISO (Max) 25600 51200
Native ISO - 100-51200
Light Sensitivity ISO 50, ISO auto (100-6400), ISO 100-25600 ISO 100-51200, ISO auto (100-51200)
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 Programme, bulb, automatic, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority
Shooting Programs Landscape, portrait mode, macro, night portrait, night scene, sports mode, sunset, handheld twilight, anti-motion blur -
Special Effects Black & White, Sepia, Colour, Neutral, Vivid, sunset, soft focus, illustration, monochrome, landscape, portrait, Water Colour, miniature, clear, deep, light, autumn leaves, Retro, partial colour, Toy camera, High contrast, Pop Colour, HDR Painting, Rich-tone monochrome, Soft High-key, Night Scene 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
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Incandescent, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight white) 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)
Shutter Type - Mechanical electronically-controlled
Max Shutter Speed 1/8000 sec 1/8000 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 or 5 steps 2, 3 or 5 steps
White Balance Bracketing Yes -
X-sync Speed 1/250sec 1/180 sec
Exposure Range EV -1-20 (ISO 100) EV -3-20 (ISO 100)
DISPLAY Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Type 3" LCD display 3.2" LCD display
Display Format 1,228,800 pixels 1,037,000 pixels
Display Form Factor Folding Built-in
Display Features Contrast control, display brightness control Colour control, contrast control, display brightness control
FLASH Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Features AF illuminator -
VIDEOGRAPHY / CAMCORDER Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Digital Video Format H.264, XAVC S, AVC AVI, MJPEG, H.264
Image Recording Format JPEG, RAW, RAW + JPEG JPEG, DNG (RAW), PEF (RAW)
Max Video Resolution 1920 x 1080 1920 x 1080
Surround Sound Dolby Digital AC-3 (2 channel) recording -
Microphone Operation Mode Stereo Mono
MEMORY Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Memory Card Slot Memory Stick PRO Duo card, SD card Dual SD card
Supported Memory Cards SD Memory Card, Memory Stick PRO Duo, SDXC Memory Card, SDHC Memory Card, Memory Stick PRO-HG Duo, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, Memory Stick XC-HG Duo SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card
Memory Card Included - No
Image Storage 6000 x 4000
6000 x 3376
3936 x 2624
3936 x 2216
3008 x 2000
3008 x 1688
1968 x 1312
1968 x 1112
RAW 6016 x 4000
JPEG 6016 x 4000
JPEG 4608 x 3072
JPEG 3072 x 2048
JPEG 1920 x 1280
Video Capture AVCHD - 1920 x 1080 - 60 fps - 28Mbps
AVCHD - 1920 x 1080 - 60 fps - 24Mbps
AVCHD - 1920 x 1080 - 60 fps - 17Mbps
AVCHD - 1920 x 1080 - 24 fps - 24Mbps
AVCHD - 1920 x 1080 - 24 fps - 17Mbps
H.264 - 1440 x 1080 - 30 fps - 12Mbps
H.264 - 640 x 480 - 30 fps - 3Mbps
1920 x 1080
1280 x 720
BATTERY AND CHARGING Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Battery Type Sony NP-FW50 Lithium Ion Pentax D-Li90 Lithium Ion
Details Sony NP-FW50 Li-ion rechargeable battery - 1080 mAh (included) Pentax D-Li90 Li-ion rechargeable battery (included)
Battery Life Photo shooting - 340 shots (LCD Monitor on)
Photo shooting - 270 shots
Photo shooting - 720 shots
Playback - 6.2 hours
CONNECTIONS Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Interface HDMI, USB 2.0, IEEE 802.11b/g/n, NFC (Near Field Communication) Composite video/audio, HDMI, USB 3.0
Connectivity Features Remote control via mobile devices -
Print Standard DPOF support, Exif Print support, PictBridge support, PRINT Image Matching Exif Print support
Flash Terminal Hot shoe Hot shoe, PC terminal
Connector Type USB 2.0
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
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
FEATURES Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Self-Timer Delay 10 sec, 2sec 2sec, 12sec
Continuous Shooting Speed 2.5 frames per second, 5 frames per second 3 frames per second, 4.5 frames per second, 8.3 frames per second
HDR Mode Auto HDR mode Auto HDR mode
Additional Features Built-in speaker, RGB primary colour filter, auto power save, sharpness control, camera orientation detection, histogram display, AE lock, AF lock, saturation control, Sweep Panorama technology, in-camera red-eye fix, shadow point display, highlight point display, Dynamic Range Optimizer, face detection, USB charging, built-in help guide, 24p Cinema Mode, Chromatic Aberration Compensation (CAC), Anti-motion Blur Mode, x.v.Colour technology, Shade Correction, Intelligent AUTO (iAUTO), Lens Distortion Compensation (LDC), Superior Auto mode, noise reduction over long exposures, high ISO speed noise reduction, PlayMemories Camera Apps support, BRAVIA Sync function, PhotoTV HD, diffraction correction, S-Log2 gamma setting 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
OTHERS Sony Alpha7 II ILCE-7M2K + 28-70mm Pentax K-3 II
Included Accessories Eyepiece cover, dust cap, body cap, lens cap, shoulder strap, AC power adaptor, USB cable, shoe cap Eyepiece cover, carrying strap, battery charger, body cap, eyecup, shoe cap, sync terminal cover
Software Sony PlayMemories Home Drivers & Utilities
Max Operating Temperature - 40 °C
Min Operating Temperature - -10 °C
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