In depth comparison and review of Pentax K-S1 and Canon EOS 90D. 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 | Canon EOS 90D |
|---|
| Product Type | Digital camera - 1080p - SLR with Live View mode, movie recording | Digital camera - 4K - SLR with Live View mode, movie recording |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 9.3 cm | 10.48 cm |
| Width | 12 cm | 14.07 cm |
| Depth | 7 cm | 7.68 cm |
| Weight | 485 g | 619 g |
| Weight Details | - | Camera body only: 619 g Camera with battery and memory card: 701 g |
| Body Material | - | Fibreglass-reinforced polycarbonate resin, aluminium alloy frame |
| Enclosure Colour | White | Black | - |
| Protection | - | Dust-resistant, water-resistant |
| SENSOR | Pentax K-S1 | Canon EOS 90D |
|---|
| Sensor Resolution | 20.12 Megapixel | 32.5 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | CMOS |
| Total Pixels | 20,420,000 pixels | 34,400,000 pixels |
| Effective Sensor Resolution | 20,120,000 pixels | 32,500,000 pixels |
| Optical Sensor Size | APS-C (23.5 x 15.6 mm) | APS-C (22.3 x 14.8 mm) |
| Frame Rate (Max Resolution) | - | 30 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Special Protect (SP) coating | EOS Integrated Cleaning System, Self Cleaning Sensor Unit |
| Sensors | - | Digital level metre |
| PROCESSOR | Pentax K-S1 | Canon EOS 90D |
|---|
| Image Processor | PRIME MII | DIGIC 8 |
|---|
| LENS | Pentax K-S1 | Canon EOS 90D |
|---|
| Lens Mounting Type | Pentax KAF2 | Canon EF/EF-S |
|---|
| FOCUSING | Pentax K-S1 | Canon EOS 90D |
|---|
| Auto Focus | TTL phase detection | Dual Pixel CMOS AF |
|---|---|---|
| Auto Focus Points (Zones) Qty | 11 | 45 |
| Auto Focus Features | - | iTR focus tracking |
| AE/AF Control | Face-priority AF, Subject-tracking AF | Subject-tracking AF, Predictive AI Servo AF, AI Focus AF |
| Face Detection | Yes | Yes |
| VIEWFINDER | Pentax K-S1 | Canon EOS 90D |
|---|
| Viewfinder Type | Optical - fixed eye-level pentaprism | Optical - fixed eye-level pentaprism |
|---|---|---|
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.95x | 0.95x |
| Optical Viewfinder Dioptric Correction Range | -2.5 to +1.5 | -3 to +1 |
| Field of View Crop Factor | - | 1.6 |
| EXPOSURE & WHITE BALANCE | Pentax K-S1 | Canon EOS 90D |
|---|
| ISO (Max) | 51200 | 51200 |
|---|---|---|
| Native ISO | 100-51200 | 100-25600 |
| Extended ISO (Max) | - | 51200 |
| Light Sensitivity | ISO 100-51200, ISO auto (100-51200) | ISO 51200, ISO 100-25600, ISO auto (100-25600) |
| Exposure Metering | Multi-segment, centre-weighted, spot | Evaluative, partial (6.5%), centre-weighted, spot (2%) |
| Exposure Metering Zones | 77 | 216 |
| Exposure Modes | Programme, automatic, manual, aperture-priority, shutter-priority, shutter & aperture priority | Programme, bulb, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | - | Focus bracketing, Flash Exposure Bracketing, white balance 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 | Landscape, portrait mode, close-up, night portrait, food, sports mode, candle, kids, handheld night shot, backlight correction HDR |
| 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 | Neutral, Custom Effect, Faithful, monochrome, landscape, Standard, Fine Detail, Portrait effect |
| 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) | Fluorescent, cloudy, tungsten light, Flash, daylight, shade |
| Shutter Type | Mechanical electronically-controlled | Electronic, mechanical electronically-controlled |
| Max Shutter Speed | 1/6000 sec | 1/16000 sec |
| Min Shutter Speed | 30 sec | 30 sec |
| Exposure Compensation | ±5 EV range, in 1/2 or 1/3 EV steps | ±5 EV range, in 1/2 or 1/3 EV steps |
| Auto Exposure Bracketing | - | 2, 3, 5, 7 steps in 1/3, 1/2 EV steps |
| White Balance Bracketing | Yes | Yes |
| X-sync Speed | 1/180 sec | 1/250sec |
| Exposure Range | EV 0-22 (ISO 100) | EV -2-20 (ISO 100) |
| DISPLAY | Pentax K-S1 | Canon EOS 90D |
|---|
| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | - | Yes |
| Display Format | 921,000 pixels | 1,040,000 pixels |
| Display Form Factor | Built-in | Rotating |
| Display Features | Colour control, display brightness control | Display brightness control, anti-smudge coating |
| FLASH | Pentax K-S1 | Canon EOS 90D |
|---|
| Camera Flash | Pop-up flash | Pop-up flash |
|---|---|---|
| Guide Number (m / ISO 100) | 10 | 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, auto mode, flash OFF mode, red-eye reduction |
| Red-Eye Reduction | Yes | Yes |
| Features | AF illuminator, flash +/- compensation | AF illuminator, flash +/- compensation, wireless off-camera control |
| VIDEOGRAPHY / CAMCORDER | Pentax K-S1 | Canon EOS 90D |
|---|
| Digital Video Format | H.264 | H.264 |
|---|---|---|
| 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 | - | AAC LC |
| Microphone Operation Mode | Mono | - |
| Microphone Features | Sensitivity control | - |
| MEMORY | Pentax K-S1 | Canon EOS 90D |
|---|
| 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 6960 x 4640 RAW 6160 x 4640 RAW 6960 x 3904 RAW 4640 x 4640 JPEG 6960 x 4640 JPEG 6160 x 4640 JPEG 6960 x 3904 JPEG 4800 x 3200 JPEG 4256 x 3200 JPEG 4800 x 2688 JPEG 3472 x 2320 JPEG 3072 x 2320 JPEG 3472 x 1952 JPEG 2400 x 1600 JPEG 2112 x 1600 JPEG 2400 x 1344 JPEG 4640 x 4640 JPEG 3200 x 3200 JPEG 2300 x 2300 JPEG 1600 x 1600 |
| Video Capture | H.264 - 1920 x 1080 - 30 fps H.264 - 1920 x 1080 - 25 fps H.264 - 1920 x 1080 - 24 fps |
H.264 - 3840 x 2160 p - 29.97 fps H.264 - 3840 x 2160 p - 25 fps H.264 - 1920 x 1080 p - 119.88 fps H.264 - 1920 x 1080 p - 100 fps H.264 - 1920 x 1080 p - 59.94 fps H.264 - 1920 x 1080 p - 50 fps H.264 - 1920 x 1080 p - 29.97 fps H.264 - 1920 x 1080 p - 25 fps H.264 - 1280 x 720 p - 29.97 fps H.264 - 1280 x 720 p - 25 fps |
| BATTERY AND CHARGING | Pentax K-S1 | Canon EOS 90D |
|---|
| Battery Type | Pentax D-Li109 Lithium Ion | Canon LP-E6N Lithium Ion |
|---|---|---|
| Details | Pentax D-Li109 Li-ion rechargeable battery (included) | Canon LP-E6N Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 480 shots (50% flash usage) Playback - 4.5 hours |
Photo shooting - 1300 shots (at 23 °C (AE 50%, FE 50%)) Photo shooting - 1200 shots (at 0 °C (AE 50%, FE 50%)) |
| CONNECTIONS | Pentax K-S1 | Canon EOS 90D |
|---|
| Interface | HDMI | HDMI, USB 2.0, IEEE 802.11b/g/n, Bluetooth 4.1 |
|---|---|---|
| Print Standard | DPOF support, Exif Print support | - |
| Computer Connectivity | - | Mac, Windows |
| 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 mini HDMI Type C) Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
| FEATURES | Pentax K-S1 | Canon EOS 90D |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 3 frames per second, 5.4 frames per second | 3 frames per second, 10 frames per second, 7 frames per second, 11 frames per second |
| HDR Mode | Auto HDR mode | HDR Movie mode |
| 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 | RGB primary colour filter, auto power save, depth-of-field preview button, histogram display, AE lock, AF lock, FE lock, interval shooting mode, Scene Intelligent Auto technology, movie digital IS |
| OTHERS | Pentax K-S1 | Canon EOS 90D |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, eyecup, shoe cap | Battery charger, body cap, neck strap |
|---|---|---|
| Software | Drivers & Utilities | Drivers & Utilities, Canon Digital Photo Professional 4, Canon Digital Photo Professional Express |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | -10 °C | 0 °C |
| Service & Support | - | Limited warranty - parts and labour - 1 year |
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