In depth comparison and review of Fujifilm X Series X-A1 + 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 | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Product Type | Digital camera - 1080p - mirrorless system | Digital camera - 1080p - SLR with Live View mode, movie recording |
|---|---|---|
| Lens Included | 16-50mm lens | Body only |
| Height | 6.65 cm | 9.3 cm |
| Width | 11.69 cm | 12 cm |
| Depth | 3.9 cm | 7 cm |
| Weight | 280 g | 485 g |
| Enclosure Colour | Black | Red | Blue | White | Black |
| Optical Zoom | 3x | - |
| SENSOR | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Sensor Resolution | 16.3 Megapixel | 20.12 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | CMOS |
| Total Pixels | - | 20,420,000 pixels |
| Effective Sensor Resolution | 16,300,000 pixels | 20,120,000 pixels |
| Optical Sensor Size | APS-C (23.6 x 15.6 mm) | APS-C (23.5 x 15.6 mm) |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Dust Reduction (image sensor vibration) | Special Protect (SP) coating |
| Image Stabiliser | Optical | - |
| PROCESSOR | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Image Processor | EXR Processor II | PRIME MII |
|---|
| LENS | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Type | Zoom lens - 3x zoom - 16 - 50 mm - f/3.5-5.6 XC OIS | - |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | 24 - 76mm | - |
| Focus Adjustment | Automatic, manual | - |
| Min Focus Distance | 60 cm | - |
| Macro Focus Range | 30cm | - |
| Max View Angle | 83.2 degree(s) | - |
| Zoom Adjustment | Manual | - |
| Lens Construction | 10 groups / 12 elements | - |
| Filter Size | 58 mm | - |
| Lens Mounting Type | Fujifilm X Mount | Pentax KAF2 |
| Features | ED glass, aspherical lens, Stepping Motor (STM) technology | - |
| FOCUSING | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Auto Focus | TTL contrast detection | TTL phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 49 | 11 |
| Auto Focus Features | Focus Peaking function | - |
| AE/AF Control | Face-priority AF, Subject-tracking AF | Face-priority AF, Subject-tracking AF |
| Face Detection | Yes | Yes |
| VIEWFINDER | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| 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 |
| EXPOSURE & WHITE BALANCE | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| ISO (Max) | 25600 | 51200 |
|---|---|---|
| Native ISO | - | 100-51200 |
| Light Sensitivity | ISO 100, ISO auto, ISO 200-6400, ISO 12800, ISO 25600 | ISO 100-51200, ISO auto (100-51200) |
| Exposure Metering | Multi-segment, spot, average | Multi-segment, centre-weighted, spot |
| Exposure Metering Zones | 256 | 77 |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority | Programme, automatic, manual, aperture-priority, shutter-priority, shutter & aperture priority |
| Bracketing Modes | Dynamic Range Bracketing, Film Simulation Bracketing, ISO sensitivity bracketing | - |
| Shooting Programs | Landscape, portrait mode, night mode, text, party/indoor, fireworks, multiple exposure, flower, sports mode, sunset, beach, night (tripod), snow, portrait enhancer | 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 | Sepia, soft focus, monochrome, miniature, Film Simulation, partial colour, Toy camera, High Key, Low Key, Pop Colour, Dynamic tone | 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 | Fine, incandescent, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm 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 | - | Mechanical electronically-controlled |
| Max Shutter Speed | 1/4000 sec | 1/6000 sec |
| Min Shutter Speed | 3600 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, 2/3 or 1 EV steps | - |
| White Balance Bracketing | - | Yes |
| X-sync Speed | 1/180 sec | 1/180 sec |
| Exposure Range | - | EV 0-22 (ISO 100) |
| DISPLAY | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Display Format | 920,000 pixels | 921,000 pixels |
| Display Form Factor | Folding | Built-in |
| Display Features | Colour control | Colour control, display brightness control |
| FLASH | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Camera Flash | Pop-up 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 | Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction |
| Red-Eye Reduction | Yes | Yes |
| Features | AF illuminator, wireless off-camera control | AF illuminator, flash +/- compensation |
| VIDEOGRAPHY / CAMCORDER | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Digital Video Format | H.264, MOV | H.264 |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, DNG (RAW) + JPEG, DNG (RAW) |
| Max Video Resolution | 1920 x 1080 | 1920 x 1080 |
| Microphone Operation Mode | Stereo | Mono |
| Microphone Features | - | Sensitivity control |
| MEMORY | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Memory Card Slot | SD card | SD card |
|---|---|---|
| Supported Memory Cards | SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDXC UHS-I Memory Card | SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDXC UHS-I Memory Card |
| Image Storage | 4896 x 3264 4896 x 2760 3456 x 2304 3456 x 1944 2496 x 1664 2496 x 1408 3264 x 3264 2304 x 2304 1664 x 1664 |
- |
| Video Capture | H.264 - 1920 x 1080 - 30 fps H.264 - 1280 x 720 - 30 fps |
H.264 - 1920 x 1080 - 30 fps H.264 - 1920 x 1080 - 25 fps H.264 - 1920 x 1080 - 24 fps |
| BATTERY AND CHARGING | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Battery Type | Fujifilm NP-W126 Lithium Ion | Pentax D-Li109 Lithium Ion |
|---|---|---|
| Details | Fujifilm NP-W126 Li-ion rechargeable battery (included) | Pentax D-Li109 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 350 shots | Photo shooting - 480 shots (50% flash usage) Playback - 4.5 hours |
| CONNECTIONS | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Interface | HDMI, USB 2.0, IEEE 802.11b/g/n | HDMI |
|---|---|---|
| Print Standard | Direct print, DPOF support, Exif Print support, PictBridge support | DPOF support, Exif Print support |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | USB 2.0 HDMI output |
USB 2.0 HDMI output (19 pin micro HDMI Type D) |
| FEATURES | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Self-Timer Delay | 10 sec, 2sec | 2sec, 12sec |
|---|---|---|
| Continuous Shooting Speed | 3 frames per second, 5.6 frames per second | 3 frames per second, 5.4 frames per second |
| HDR Mode | - | Auto HDR mode |
| Additional Features | Auto power save, digital noise reduction, sharpness control, digital image rotation, histogram display, in-camera red-eye removal, cropping an image, resizing an image, in-camera RAW processing, Eye-Fi Card Ready, date stamp, silent shooting, GPS via mobile, Advanced SR AUTO mode | 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 | Fujifilm X Series X-A1 + 16-50mm | Pentax K-S1 |
|---|
| Included Accessories | Battery charger, dust cap, body cap, lens cap, shoulder strap | Battery charger, body cap, shoulder strap, eyecup, shoe cap |
|---|---|---|
| Software | Drivers & Utilities, MyFinePix Studio | Drivers & Utilities |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | -10 °C |
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