In depth comparison and review of Sony Alpha5100 ILCE-5100L + 16-50mm 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.
| DESIGN AND DIMENSIONS | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| Product Type | Digital camera - mirrorless system | Digital camera - 1080p - SLR with Live View mode, movie recording |
|---|---|---|
| Lens Included | 16-50mm lens | Body only |
| Height | 6.28 cm | 9.3 cm |
| Width | 10.96 cm | 12 cm |
| Depth | 3.57 cm | 7 cm |
| Weight | 224 g | 485 g |
| Enclosure Colour | White | Black | White | Black |
| Digital Zoom | 4x | - |
| Optical Zoom | 3x | - |
| SENSOR | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| Sensor Resolution | 24.3 Megapixel | 20.12 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor APS HD CMOS | CMOS |
| Total Pixels | 24,700,000 pixels | 20,420,000 pixels |
| Effective Sensor Resolution | 24,300,000 pixels | 20,120,000 pixels |
| Optical Sensor Size | APS-C (23.5 x 15.6 mm) | APS-C (23.5 x 15.6 mm) |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Anti-Dust coating | Special Protect (SP) coating |
| Image Stabiliser | Optical (Steady Shot) | - |
| PROCESSOR | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| Image Processor | BIONZ X | PRIME MII |
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| LENS | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| Type | Zoom lens - 3x zoom - 16 - 50 mm - f/3.5-5.6 PZ OSS | - |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | 24 - 75mm | - |
| Focus Adjustment | Automatic, manual | - |
| Min Focus Distance | 25 cm | - |
| Max View Angle | 83 degree(s) | - |
| Zoom Adjustment | Manual (by ring), motorised drive | - |
| Lens Construction | 8 groups / 9 elements | - |
| Filter Size | 40.5 mm | - |
| Lens Mounting Type | Sony E-mount | Pentax KAF2 |
| Features | ED glass, aspherical lens, Lens Barrel Retraction Function | - |
| FOCUSING | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| Auto Focus | TTL contrast and phase detection | TTL phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 179 | 11 |
| Auto Focus Features | Predictive Focus Control | - |
| AE/AF Control | Eye detection AF, Predictive AI Servo AF | Face-priority AF, Subject-tracking AF |
| Face Detection | Eye Detect AF, Smile Shutter | Yes |
| VIEWFINDER | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| Viewfinder Type | - | Optical - fixed eye-level pentaprism |
|---|---|---|
| Optical Viewfinder Field Coverage | - | 100% |
| Optical Viewfinder Magnification | - | 0.95x |
| Optical Viewfinder Dioptric Correction Range | - | -2.5 to +1.5 |
| Field of View Crop Factor | 1.5 | - |
| EXPOSURE & WHITE BALANCE | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| ISO (Max) | 25600 | 51200 |
|---|---|---|
| Native ISO | 100-25600 | 100-51200 |
| Light Sensitivity | ISO 100-25600, ISO auto (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 | 77 |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority | Programme, automatic, manual, aperture-priority, shutter-priority, shutter & aperture priority |
| Shooting Programs | Landscape, portrait mode, macro, night portrait, night scene, sports mode, sunset, handheld twilight, anti-motion blur | 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 | Illustration, Water Colour, miniature, Retro, partial colour, Toy camera, Posterisation, High contrast monochrome, Pop Colour, HDR Painting, Rich-tone monochrome, Soft High-key | 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 | Incandescent, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight white) | 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 | Electronic | Mechanical electronically-controlled |
| Max Shutter Speed | 1/4000 sec | 1/6000 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 | 3 steps | - |
| White Balance Bracketing | Yes | Yes |
| X-sync Speed | 1/160 sec | 1/180 sec |
| Exposure Range | EV -1-20 (ISO 100) | EV 0-22 (ISO 100) |
| DISPLAY | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | Yes | - |
| Display Format | 921,600 pixels | 921,000 pixels |
| Display Form Factor | Folding | Built-in |
| Display Features | Contrast control, display brightness control | Colour control, display brightness control |
| FLASH | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| Camera Flash | Pop-up flash | Pop-up flash |
|---|---|---|
| Guide Number (m / ISO 100) | 4 | 10 |
| 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 |
| Red-Eye Reduction | Yes | Yes |
| Features | AF illuminator, flash +/- compensation | AF illuminator, flash +/- compensation |
| VIDEOGRAPHY / CAMCORDER | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| Video Recording Modes | FH, FX, PS | - |
|---|---|---|
| Digital Video Format | AVCHD, H.264, XAVC S | H.264 |
| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, DNG (RAW) + JPEG, DNG (RAW) |
| Max Video Resolution | 1920 x 1080 | 1920 x 1080 |
| Surround Sound | Dolby Digital AC-3 (2 channel) recording | - |
| Microphone Operation Mode | Stereo | Mono |
| Microphone Features | - | Sensitivity control |
| MEMORY | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| 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, 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, SDXC UHS-I Memory Card |
| Image Storage | JPEG 6000 x 4000 JPEG 4240 x 2832 JPEG 3008 x 2000 JPEG 6000 x 3376 JPEG 4240 x 2400 JPEG 3008 x 1688 |
- |
| 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 H.264 - 1920 x 1080 - 24 fps - 17Mbps H.264 - 1440 x 1080 - 30 fps - 12Mbps 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 |
| BATTERY AND CHARGING | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| Battery Type | Sony NP-FW50 Lithium Ion | Pentax D-Li109 Lithium Ion |
|---|---|---|
| Details | Sony NP-FW50 Li-ion rechargeable battery - 1080 mAh (included) | Pentax D-Li109 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 400 shots Video recording - 1.84 hours |
Photo shooting - 480 shots (50% flash usage) Playback - 4.5 hours |
| CONNECTIONS | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
|---|
| Interface | HDMI, IEEE 802.11b/g/n, NFC (Near Field Communication) | HDMI |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, remote live view | - |
| Print Standard | DPOF support, Exif Print support, PRINT Image Matching | DPOF support, Exif Print support |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | USB 2.0 HDMI output (19 pin micro HDMI Type D) |
USB 2.0 HDMI output (19 pin micro HDMI Type D) |
| FEATURES | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
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| Self-Timer Delay | 10 sec, 2sec | 2sec, 12sec |
|---|---|---|
| Continuous Shooting Speed | 3 frames per second, 6 frames per second | 3 frames per second, 5.4 frames per second |
| HDR Mode | Auto HDR mode | Auto HDR mode |
| Additional Features | Built-in speaker, RGB primary colour filter, sharpness control, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, saturation control, Sweep Panorama technology, Dynamic Range Optimizer, face detection, USB charging, built-in help guide, 24p Cinema Mode, peripheral illumination correction, Dolby Digital Stereo Creator, Chromatic Aberration Compensation (CAC), Anti-motion Blur Mode, Intelligent AUTO (iAUTO), High ISO NR, Superior Auto mode, Clear Image Zoom, noise reduction over long exposures, Lens Distortion Correction, PlayMemories Camera Apps support, BRAVIA Sync function, PhotoTV HD, Auto Object Framing | 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 | Sony Alpha5100 ILCE-5100L + 16-50mm | Pentax K-S1 |
|---|
| Included Accessories | Lens hood, dust cap, body cap, lens cap, shoulder strap, AC power adaptor, micro-USB cable | Battery charger, body cap, shoulder strap, eyecup, shoe cap |
|---|---|---|
| Software | - | Drivers & Utilities |
| Max Operating Temperature | - | 40 °C |
| Min Operating Temperature | - | -10 °C |
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