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.
| 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 |
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| 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 |
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| Image Processor | BIONZ X | - |
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| LENS | Sony Alpha7 II ILCE-7M2K + 28-70mm | Pentax K-3 II |
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| 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 |
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| 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 |
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| 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 |
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| 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 |
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| 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 |
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| 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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