In depth comparison and review of Sony Alpha NEX C3K + 18-55mm OSS and Pentax K-50. 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.
| DESIGN AND DIMENSIONS | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
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| Product Type | Digital camera - 720p - mirrorless system | Digital camera - 1080p - SLR with Live View mode, movie recording |
|---|---|---|
| Lens Included | 18-55mm OSS lens | Body only |
| Height | 6 cm | 9.65 cm |
| Width | 11 cm | 12.9 cm |
| Depth | 3.3 cm | 7 cm |
| Weight | 225 g | 590 g |
| Body Material | - | Stainless steel, fibre reinforced polycarbonate |
| Enclosure Colour | Black | Silver | Black | White | Red |
| Protection | - | Weatherproof, freezeproof, dust-resistant |
| Optical Zoom | 3x | - |
| SENSOR | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
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| Sensor Resolution | 16.2 Megapixel | 16.3 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor APS HD CMOS | CMOS |
| Total Pixels | 16,500,000 pixels | 16,500,000 pixels |
| Effective Sensor Resolution | 16,200,000 pixels | 16,300,000 pixels |
| Optical Sensor Size | APS-C (23.5 x 15.6 mm) | APS-C (23.7 x 15.7 mm) |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Dust Reduction (image sensor vibration), Anti-Dust coating | Dust Reduction (image sensor vibration), Special Protect (SP) coating |
| Image Stabiliser | Optical (Steady Shot) | Optical (image sensor shift mechanism) |
| Built-in Optical Image Stabiliser | - | Yes |
| PROCESSOR | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
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| Image Processor | BIONZ | PRIME M |
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| LENS | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
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| Type | Zoom lens - 3x zoom - 18 - 55 mm - f/3.5-5.6 - zoom | - |
|---|---|---|
| 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 | 9 groups / 11 elements | - |
| Filter Size | 49 mm | - |
| Lens Mounting Type | Sony E-mount | Pentax KAF2 |
| Features | Aspherical lens | - |
| FOCUSING | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
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| Auto Focus | TTL contrast detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 25 | 11 |
| Auto Focus Features | - | Focus Peaking function |
| AE/AF Control | - | Face-priority AF, Subject-tracking AF |
| Face Detection | Smile Shutter, face and smile detection | Yes |
| VIEWFINDER | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
|---|
| Viewfinder Type | - | Optical - fixed eye-level pentaprism |
|---|---|---|
| Optical Viewfinder Field Coverage | - | 100% |
| Optical Viewfinder Magnification | - | 0.92x |
| Optical Viewfinder Dioptric Correction Range | - | -2.5 to +1.5 |
| Field of View Crop Factor | 1.5 | - |
| Interchangeable Focusing Screens | - | Yes |
| EXPOSURE & WHITE BALANCE | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
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| ISO (Max) | 12800 | 51200 |
|---|---|---|
| Light Sensitivity | ISO auto, ISO 200-12800 | ISO 100-51200, ISO auto (100-51200) |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot |
| Exposure Metering Zones | 49 | 77 |
| 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, sports mode, sunset, handheld twilight, Night View | 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 | Black & White, Neutral, Vivid, sunset, landscape, portrait, Retro, partial colour, Toy camera, Posterisation, High Key, High contrast monochrome, Pop Colour | 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 |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, fluorescent, cloudy, Flash, daylight, shade, 2500K - 9900K (19 steps) | Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), fluorescent light (daylight white) |
| Max Shutter Speed | 1/4000 sec | 1/6000 sec |
| Min Shutter Speed | 30 sec | 30 sec |
| Exposure Compensation | ±2 EV range, in 1/3 EV steps | ±5 EV range, in 1/2 or 1/3 EV steps |
| Auto Exposure Bracketing | 3 steps in 1/3 or 2/3 EV steps | 3 steps in 1/2 or 1/3 EV steps |
| X-sync Speed | 1/160 sec | 1/180 sec |
| Exposure Range | EV 0-20 (ISO 100) | EV 0-22 (ISO 100) |
| DISPLAY | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
|---|
| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Display Format | 921,600 pixels | 921,000 pixels |
| Display Form Factor | Folding | Built-in |
| Display Features | Display brightness control | Display brightness control, display colour control |
| FLASH | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
|---|
| Camera Flash | Detachable flash | Pop-up flash |
|---|---|---|
| Guide Number (m / ISO 100) | 7 | 12 |
| Flash Modes | Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction | Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction, P-TTL |
| Red-Eye Reduction | Yes | Yes |
| Features | AF illuminator, flash +/- compensation | AF illuminator, flash +/- compensation, wireless off-camera control |
| External Flash Name | Sony HVL-F7S | - |
| VIDEOGRAPHY / CAMCORDER | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
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| Digital Video Format | H.264 | H.264 |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG, MPO | JPEG, DNG (RAW) + JPEG, DNG (RAW) |
| Max Video Resolution | 1280 x 720 | 1920 x 1080 |
| Microphone Operation Mode | Stereo | Mono |
| Microphone Features | - | Sensitivity control |
| MEMORY | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
|---|
| Memory Card Slot | Memory Stick PRO Duo card, SD card | SD card |
|---|---|---|
| Supported Memory Cards | SD Memory Card, Memory Stick PRO Duo, SDXC Memory Card, Memory Stick PRO-HG Duo HX, SDHC Memory Card, Memory Stick PRO-HG Duo | SD Memory Card, SDXC Memory Card, SDHC Memory Card |
| Included Memory Card | 8 GB SDHC | - |
| Image Storage | 4912 x 3264 3568 x 2368 2448 x 1624 4912 x 2760 3568 x 2368 2448 x 1624 |
RAW 4928 x 3264 JPEG 4928 x 3264 JPEG 4224 x 2816 JPEG 3456 x 2304 JPEG 2688 x 1792 |
| Video Capture | H.264 - 1280 x 720 - 30 fps - 9Mbps H.264 - 1280 x 720 - 30 fps - 6Mbps H.264 - 640 x 480 - 30 fps - 3Mbps |
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 |
| BATTERY AND CHARGING | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
|---|
| Battery Type | Sony NP-FW50 Lithium Ion | Pentax D-Li109 Lithium Ion |
|---|---|---|
| Details | Li-ion rechargeable battery - 1080 mAh (included) | Pentax D-Li109 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) |
| CONNECTIONS | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
|---|
| Interface | HDMI, USB 2.0 | Composite video/audio, USB 2.0 |
|---|---|---|
| Print Standard | DPOF support, Exif Print support, PRINT Image Matching | DPOF support, PRINT Image Matching |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | USB 2.0 HDMI output |
USB 2.0 Composite video/audio output |
| FEATURES | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
|---|
| Self-Timer Delay | 10 sec, 2sec | 2sec, 12sec |
|---|---|---|
| Continuous Shooting Speed | 2.5 frames per second, 5.5 frames per second | 3 frames per second, 6 frames per second |
| HDR Mode | Auto HDR mode | - |
| Additional Features | Built-in speaker, RGB primary colour filter, digital noise reduction, date/time stamp, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, Intelligent Scene Recognition (iSCN), Sweep Panorama technology, LCD live view mode, shadow point display, highlight point display, Dynamic Range Optimizer, face detection, built-in help guide, automatic display brightness adjustment, Anti-motion Blur Mode, 3D Sweep Panorama technology, Constant AF Live View, Intelligent AUTO (iAUTO), NR Slow Shutter, High ISO NR | 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 |
| OTHERS | Sony Alpha NEX C3K + 18-55mm OSS | Pentax K-50 |
|---|
| Included Accessories | Battery charger, dust cap, body cap, lens cap, carrying case, shoulder strap, USB cable, flash carrying case | Battery charger, body cap, shoulder strap, USB cable, eyecup, shoe cap |
|---|---|---|
| Software | Drivers & Utilities, Adobe Photoshop Elements, Sony Picture Motion Browser, Sony Image Data Converter SR, Sony Image Data Lightbox SR | Drivers & Utilities, SILKYPIX Developer Studio 3.0 |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | -10 °C |
| Service & Support | Limited warranty - parts and labour - 1 year | - |
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