Side by side comparison and review of Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm and Pentax K-3 Mark III. 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 Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| Product Type | Digital camera - SLR with Live View mode, movie recording | Digital camera - 4K - SLR with Live View mode, movie recording |
|---|---|---|
| Lens Included | DT 18-55mm and 55-200mm lenses | Body only |
| Height | 9.55 cm | 10.35 cm |
| Width | 12.86 cm | 13.45 cm |
| Depth | 7.77 cm | 7.35 cm |
| Weight | 492 g | 735 g |
| Weight Details | - | Camera body only: 735 g Camera with battery and memory card: 820 g |
| Body Material | - | Magnesium alloy |
| Enclosure Colour | Black | Black | Silver |
| Protection | - | Weatherproof, dust-resistant |
| Optical Zoom | 3x | - |
| Navigation | - | GPS receiver |
| SENSOR | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| Sensor Resolution | 20.1 Megapixel | 25.73 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor APS HD CMOS | CMOS |
| Total Pixels | 20,400,000 pixels | 26,780,000 pixels |
| Effective Sensor Resolution | 20,100,000 pixels | 25,730,000 pixels |
| Optical Sensor Size | APS-C (23.2 x 15.4 mm) | APS-C (23.3 x 15.5 mm) |
| Frame Rate (Max Resolution) | - | 30 fps |
| Sensor Dust Reduction | Yes | - |
| Sensor Features | Anti-Dust coating | Dust Reduction (image sensor vibration), anti-aliasing simulator function |
| Image Stabiliser | Optical (SteadyShot INSIDE) | Optical SR II (5-axis image sensor shift mechanism) |
| Built-in Optical Image Stabiliser | Yes | Yes |
| Sensors | - | Digital level metre |
| PROCESSOR | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| Image Processor | BIONZ | - |
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| LENS | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| Type | Zoom lens - 3x zoom - 18 - 55 mm - f/3.5-5.6 DT SAM II - 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 | 7 groups / 8 elements | - |
| Filter Size | 55 mm | - |
| Lens Mounting Type | - | Pentax K |
| Features | Aspherical lens, Smooth Autofocus Motor (SAM) | - |
| SECOND LENS |
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| Type | Zoom lens - 3.6x zoom - 55 - 200 mm - f/4.0-5.6 DT SAM | - |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | 82.5 - 300mm | - |
| Focus Adjustment | Automatic, manual | - |
| Min Focus Distance | 95 cm | - |
| Lens Construction | 9 groups / 13 elements | - |
| Filter Size | 55 mm | - |
| Features | ED glass | - |
| FOCUSING | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| Auto Focus | TTL phase detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 15 | 101 |
| Auto Focus Features | Manual Focus Check Live View | - |
| AE/AF Control | Face-priority AF, Subject-tracking AF | Auto-area AF, Zone AF, Expanded area AF |
| Face Detection | Face Detection AF/AE/FE/WB, Face Recognition, Smile Shutter | Yes |
| VIEWFINDER | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| Viewfinder Type | Electronic - OLED | Optical - fixed eye-level pentaprism |
|---|---|---|
| Viewfinder Colour Support | Colour | - |
| Viewfinder Diagonal Size | 0.5" | - |
| Viewfinder Resolution | 1,440,000 pixels | - |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.88x | 1.05x |
| Optical Viewfinder Dioptric Correction Range | -4 to +4 | -4 to +1 |
| Field of View Crop Factor | 1.5 | - |
| Features | Auto eye sensor | Auto eye sensor |
| EXPOSURE & WHITE BALANCE | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| ISO (Max) | 16000 | 1600000 |
|---|---|---|
| Light Sensitivity | ISO auto, ISO 100-16000 | ISO auto, ISO 100-1600000 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot, highlight-weighted |
| 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 |
| Bracketing Modes | - | Depth of field bracketing, motion bracketing |
| Shooting Programs | Landscape, portrait mode, macro, night portrait, sports mode, sunset, handheld twilight, Night View | - |
| Special Effects | Black & White, Vivid, sunset, landscape, portrait | Soft, Slim, fisheye, natural, bright, Vibrant, monochrome, Muted, Flat, landscape, portrait, miniature, Cross Process, Retro, Colour Extract, Toy camera, High contrast, Colour Invert, Bleach Bypass, Radiant, Reversal Film, Shading, Tone Expansion, Bold Monochrome, Unicolour Bold, Colour replace, Grainy Monochrome |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, fluorescent, cloudy, Flash, daylight, shade, 2500K - 9900K | Cloudy, tungsten light, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Color Temperature Enhancement (CTE), fluorescent light (daylight white) |
| Shutter Type | - | Electronic, mechanical electronically-controlled |
| Max Shutter Speed | 1/4000 sec | 1/8000 sec |
| Min Shutter Speed | 30 sec | 30 sec |
| Exposure Compensation | ±3 EV range, in 1/3 EV steps | ±5 EV range, in 1/2 or 1/3 EV steps |
| Auto Exposure Bracketing | 5 steps in 1/3, 1/2, 2/3, 2 or 3 EV steps | - |
| White Balance Bracketing | Yes | - |
| X-sync Speed | 1/160 sec | 1/200sec |
| Exposure Range | - | EV -3-20 (ISO 100) |
| DISPLAY | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| Type | 2.7" LCD display | 3.2" LCD display |
|---|---|---|
| Touch Screen | - | Yes |
| Display Format | 460,800 pixels | 1,620,000 pixels |
| Display Form Factor | Folding | Built-in |
| Display Features | Contrast control, display brightness control | Colour control, contrast control, display brightness control, night vision LCD display |
| FLASH | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| 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, wireless off-camera control, flash exposure bracketing | - |
| VIDEOGRAPHY / CAMCORDER | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| Digital Video Format | AVCHD, H.264 | H.264, MOV |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, DNG (RAW), PEF (RAW) |
| Max Video Resolution | 1920 x 1080 | 3840 x 2160 |
| Surround Sound | Dolby Digital AC-3 (2 channel) recording | - |
| Microphone Operation Mode | Stereo | Stereo |
| Microphone Features | - | Wind noise reduction, sensitivity control |
| MEMORY | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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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 | SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card |
| Memory Card Included | - | No |
| Image Storage | 5456 x 3632 3872 x 2576 2736 x 1824 |
RAW 6192 x 4128 JPEG 6192 x 4128 JPEG 4752 x 3168 JPEG 3648 x 2432 JPEG 1920 x 1280 |
| Video Capture | AVCHD - 1920 x 1080 - 50 fps - 24Mbps AVCHD - 1920 x 1080 - 50 fps - 17Mbps AVCHD - 1920 x 1080 - 25 fps - 24Mbps AVCHD - 1920 x 1080 - 25 fps - 17Mbps H.264 - 1440 x 1080 - 25 fps - 12Mbps |
H.264 - 3840 x 2160 p - 30 fps H.264 - 3840 x 2160 p - 24 fps H.264 - 1920 x 1080 p - 60 fps H.264 - 1920 x 1080 p - 30 fps H.264 - 1920 x 1080 p - 24 fps |
| BATTERY AND CHARGING | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| Battery Type | Sony NP-FM500H Lithium Ion - manufacturer-specific | Pentax D-Li90 Lithium Ion |
|---|---|---|
| Details | 1 x Sony NP-FM500H Li-ion rechargeable battery - 1600 mAh (included) | Pentax D-Li90 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 690 shots (EVF on) Photo shooting - 700 shots (LCD Monitor on) |
Photo shooting - 800 shots Playback - 250 minutes |
| CONNECTIONS | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
|---|
| Interface | HDMI, USB 2.0 | HDMI, USB-C, IEEE 802.11b/g/n, Bluetooth 4.2 |
|---|---|---|
| Connectivity Features | - | Remote control via mobile devices, remote live view, Wireless Image Transfer |
| Print Standard | DPOF support, Exif Print support, PRINT Image Matching | Exif Print support |
| Computer Connectivity | - | Mac, Windows |
| Flash Terminal | Hot shoe | Hot shoe, PC terminal |
| Connector Type | HDMI output USB 2.0 |
USB 3.2 Gen 1 (USB Type-C) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) Remote control (sub-mini phone 2.5 mm) |
| FEATURES | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| Self-Timer Delay | 10 sec, 2sec | 2sec, 12sec |
|---|---|---|
| Continuous Shooting Speed | 8 frames per second | 2.5 frames per second, 12 frames per second, 7 frames per second |
| HDR Mode | - | Auto HDR mode |
| Additional Features | RGB primary colour filter, depth-of-field preview button, sharpness control, digital image rotation, camera orientation detection, histogram display, saturation control, Sweep Panorama technology, shadow point display, highlight point display, Dynamic Range Optimizer, built-in help guide, automatic display brightness adjustment, Multi-Frame Noise Reduction, Intelligent AUTO (iAUTO), AUTO+ (Advanced AUTO) mode, Superior Auto mode, noise reduction over long exposures, high ISO speed noise reduction, BRAVIA Sync function, Auto Object Framing, Translucent Mirror technology | Audio recording, date/time stamp, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, interval shooting mode, in-camera film editing, in-camera RAW processing, peripheral illumination correction, horizon correction, NR Slow Shutter, High ISO NR, Lens Distortion Correction, primary colour filter, Automatic composition correction function, colour moire correction, Lateral Chromatic Aberration Correction, diffraction correction, Pixel Shift Resolution technology, colour fringe correction, multiple exposure capture, GPS stamp, D-range correction |
| OTHERS | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Pentax K-3 Mark III |
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| Included Accessories | Battery charger, dust cap, body cap, lens cap, shoulder strap, USB cable | Eyepiece cover, carrying strap, battery charger, body cap, USB cable, eyecup, shoe cap, sync terminal cover |
|---|---|---|
| Software | Sony PlayMemories Home, Sony Image Data Converter 4.0 | Digital Camera Utility 5 |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | -10 °C |
| Service & Support | - | Limited warranty - 1 year |
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