In depth comparison and review of Pentax K-S1 and Olympus PEN E-PL9. 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 | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| Product Type | Digital camera - 1080p - SLR with Live View mode, movie recording | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 9.3 cm | 6.8 cm |
| Width | 12 cm | 11.71 cm |
| Depth | 7 cm | 3.9 cm |
| Weight | 485 g | 332 g |
| Weight Details | - | Camera body only: 332 g Camera with battery and memory card: 380 g |
| Enclosure Colour | White | Black | White | Brown | Black |
| SENSOR | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| Sensor Resolution | 20.12 Megapixel | 16.1 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | Live MOS |
| Total Pixels | 20,420,000 pixels | 17,200,000 pixels |
| Effective Sensor Resolution | 20,120,000 pixels | 16,100,000 pixels |
| Optical Sensor Size | APS-C (23.5 x 15.6 mm) | Four Thirds (17.3 x 13.0 mm) |
| Frame Rate (Max Resolution) | - | 30 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Special Protect (SP) coating | Supersonic Wave Filter (SWF) |
| Image Stabiliser | - | Optical (3-axis image sensor shift mechanism) |
| Built-in Optical Image Stabiliser | - | Yes |
| PROCESSOR | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| Image Processor | PRIME MII | - |
|---|
| LENS | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| Lens Mounting Type | Pentax KAF2 | Micro Four Thirds |
|---|
| FOCUSING | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| Auto Focus | TTL phase detection | TTL contrast detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 11 | 121 |
| Auto Focus Features | - | Focus Peaking function |
| AE/AF Control | Face-priority AF, Subject-tracking AF | Face-priority AF, Subject-tracking AF, Touch Area AF, Eye detection AF, Eye priority AF |
| Face Detection | Yes | Eye Detect AF |
| VIEWFINDER | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| 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 | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| ISO (Max) | 51200 | 25600 |
|---|---|---|
| Native ISO | 100-51200 | 100-6400 |
| Extended ISO (Max) | - | 25600 |
| Light Sensitivity | ISO 100-51200, ISO auto (100-51200) | ISO 100-25600, ISO auto (100-25600) |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot, highlight spot, shadow spot |
| Exposure Metering Zones | 77 | 324 |
| Exposure Modes | Programme, automatic, manual, aperture-priority, shutter-priority, shutter & aperture priority | Programme, bulb, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | - | Focus bracketing |
| Shooting Programs | 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 | 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 | Monotone, Vivid, Custom Effect, soft focus, natural, Muted, Water Colour, Diorama, Cross Process, partial colour, Grainy Film, Light Tone, Pop Art, Pale & Light Colour, pin hole, Gentle Sepia, i-Enhance, Dramatic Tone, Bleach Bypass, High Key, Low Key, Key Line, Vintage, Instant Film, e-Portrait |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | 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 | Mechanical |
| Max Shutter Speed | 1/6000 sec | 1/16000 sec |
| Min Shutter Speed | 30 sec | 60 sec |
| Exposure Compensation | ±5 EV range, in 1/2 or 1/3 EV steps | ±5 EV range, in 1/3 EV steps |
| Auto Exposure Bracketing | - | 3 steps in 1 EV steps, 5 steps in 2/3 EV steps |
| White Balance Bracketing | Yes | - |
| X-sync Speed | 1/180 sec | - |
| Exposure Range | EV 0-22 (ISO 100) | EV -2-20 (ISO 100) |
| DISPLAY | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | - | Yes |
| Display Format | 921,000 pixels | 1,040,000 pixels |
| Display Form Factor | Built-in | Folding |
| Display Features | Colour control, display brightness control | Display brightness control, display colour control |
| FLASH | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| Camera Flash | Pop-up flash | Pop-up flash |
|---|---|---|
| Guide Number (m / ISO 100) | 10 | 5.4 |
| 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 | Flash +/- compensation, wireless off-camera control |
| VIDEOGRAPHY / CAMCORDER | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| Digital Video Format | H.264 | AVI, MJPEG, H.264, MOV |
|---|---|---|
| Image Recording Format | JPEG, DNG (RAW) + JPEG, DNG (RAW) | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 1920 x 1080 | 3840 x 2160 |
| Audio Signal Format | - | Linear PCM, WAV |
| Microphone Operation Mode | Mono | Stereo |
| Microphone Features | Sensitivity control | Wind noise reduction, sensitivity control |
| MEMORY | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| 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, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card |
| Memory Card Included | - | No |
| Image Storage | - | RAW 4608 x 3456 JPEG 4608 x 3456 JPEG 3200 x 2400 JPEG 1280 x 960 |
| Video Capture | H.264 - 1920 x 1080 - 30 fps H.264 - 1920 x 1080 - 25 fps H.264 - 1920 x 1080 - 24 fps |
MOV - 3840 x 2160 p MOV - 1920 x 1080 p MOV - 1280 x 720 p |
| BATTERY AND CHARGING | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| Battery Type | Pentax D-Li109 Lithium Ion | Olympus BLS-50 Lithium Ion |
|---|---|---|
| Details | Pentax D-Li109 Li-ion rechargeable battery (included) | Olympus BLS-50 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 480 shots (50% flash usage) Playback - 4.5 hours |
Photo shooting - 350 shots Video recording - 2.5 hours |
| CONNECTIONS | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| Interface | HDMI | HDMI, USB 2.0, IEEE 802.11b/g/n, Bluetooth 4.0 |
|---|---|---|
| Connectivity Features | - | Remote control via mobile devices, remote live view, QR code scanning |
| Print Standard | DPOF support, Exif Print 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 (5 pin Micro-USB Type B) HDMI output (19 pin micro HDMI Type D) |
| FEATURES | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| Self-Timer Delay | 2sec, 12sec | 2sec, 12sec, 1 - 30 sec |
|---|---|---|
| Continuous Shooting Speed | 3 frames per second, 5.4 frames per second | 4.3 frames per second, 6.1 frames per second, 8.6 frames per second, 4.8 frames per second, 14.1 frames per second |
| HDR Mode | Auto HDR mode | Auto HDR mode, HDR post-processing |
| Additional Features | 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 | Audio recording, built-in speaker, RGB primary colour filter, auto power save, digital image rotation, camera orientation detection, histogram display, in-camera red-eye removal, cropping an image, resizing an image, shadow point display, highlight point display, in-camera film editing, in-camera RAW processing, Full-time Live View, Eye-Fi Card Ready, high-speed recording, Time-Lapse recording |
| OTHERS | Pentax K-S1 | Olympus PEN E-PL9 |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, eyecup, shoe cap | Battery charger, body cap, shoulder strap, USB cable |
|---|---|---|
| Software | Drivers & Utilities | - |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | -10 °C | 0 °C |
| Service & Support | - | Limited warranty - 2 years |
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