In depth comparison and review of Pentax K-S1 and Canon EOS 77D. 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 77D |
|---|
| Product Type | Digital camera - 1080p - SLR with Live View mode, movie recording | Digital camera - 1080p - SLR with Live View mode, movie recording |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 9.3 cm | 9.99 cm |
| Width | 12 cm | 13 cm |
| Depth | 7 cm | 7.62 cm |
| Weight | 485 g | 493 g |
| Weight Details | - | Camera body only: 493 g Camera with battery and memory card: 540 g |
| Enclosure Colour | White | Black | - |
| SENSOR | Pentax K-S1 | Canon EOS 77D |
|---|
| Sensor Resolution | 20.12 Megapixel | 24.2 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | CMOS |
| Total Pixels | 20,420,000 pixels | 25,800,000 pixels |
| Effective Sensor Resolution | 20,120,000 pixels | 24,200,000 pixels |
| Optical Sensor Size | APS-C (23.5 x 15.6 mm) | APS-C (22.3 x 14.9 mm) |
| Frame Rate (Max Resolution) | - | 60 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Special Protect (SP) coating | EOS Integrated Cleaning System, Self Cleaning Sensor Unit |
| Image Stabiliser | - | Electronic (5-axis) |
| Sensors | - | Digital level metre |
| PROCESSOR | Pentax K-S1 | Canon EOS 77D |
|---|
| Image Processor | PRIME MII | DIGIC 7 |
|---|
| LENS | Pentax K-S1 | Canon EOS 77D |
|---|
| Lens Mounting Type | Pentax KAF2 | Canon EF/EF-S |
|---|
| FOCUSING | Pentax K-S1 | Canon EOS 77D |
|---|
| Auto Focus | TTL phase detection | TTL phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 11 | 45 |
| 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 77D |
|---|
| Viewfinder Type | Optical - fixed eye-level pentaprism | Optical - eye-level pentamirror |
|---|---|---|
| Optical Viewfinder Field Coverage | 100% | 95% |
| Optical Viewfinder Magnification | 0.95x | 0.82x |
| 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 77D |
|---|
| 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, centre-weighted, spot (3.5%), partial (6%) |
| Exposure Metering Zones | 77 | 63 |
| Exposure Modes | Programme, automatic, manual, aperture-priority, shutter-priority, shutter & aperture priority | Programme, bulb, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | - | 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 | - |
| 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, fisheye, soft focus, Faithful, monochrome, landscape, portrait, miniature, Toy camera, HDR Art, Grainy B&W, Water painting, Fine Detail |
| 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 | Mechanical electronically-controlled |
| Max Shutter Speed | 1/6000 sec | 1/4000 sec |
| Min Shutter Speed | 30 sec | 30 sec |
| Exposure Compensation | ±5 EV range, in 1/2 or 1/3 EV steps | - |
| White Balance Bracketing | Yes | Yes |
| X-sync Speed | 1/180 sec | 1/200sec |
| Exposure Range | EV 0-22 (ISO 100) | EV 1-20 (ISO 100) |
| DISPLAY | Pentax K-S1 | Canon EOS 77D |
|---|
| 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 |
| FLASH | Pentax K-S1 | Canon EOS 77D |
|---|
| 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, flash exposure bracketing |
| VIDEOGRAPHY / CAMCORDER | Pentax K-S1 | Canon EOS 77D |
|---|
| 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 | 1920 x 1080 |
| Audio Signal Format | - | Linear PCM, AAC |
| Microphone Operation Mode | Mono | - |
| Microphone Features | Sensitivity control | - |
| MEMORY | Pentax K-S1 | Canon EOS 77D |
|---|
| 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 6000 x 4000 JPEG 6000 x 4000 JPEG 6000 x 3368 JPEG 5328 x 4000 JPEG 3984 x 2656 JPEG 3984 x 2240 JPEG 3552 x 2664 JPEG 2976 x 1984 JPEG 2976 x 1680 JPEG 2656 x 1992 JPEG 1920 x 1280 JPEG 1920 x 1080 JPEG 1696 x 1280 JPEG 4000 x 4000 JPEG 2656 x 2656 JPEG 1984 x 1984 JPEG 1280 x 1280 |
| Video Capture | H.264 - 1920 x 1080 - 30 fps H.264 - 1920 x 1080 - 25 fps H.264 - 1920 x 1080 - 24 fps |
- |
| BATTERY AND CHARGING | Pentax K-S1 | Canon EOS 77D |
|---|
| Battery Type | Pentax D-Li109 Lithium Ion | Canon LP-E17 Lithium Ion |
|---|---|---|
| Details | Pentax D-Li109 Li-ion rechargeable battery (included) | Canon LP-E17 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 480 shots (50% flash usage) Playback - 4.5 hours |
Photo shooting - 600 shots (at 23 °C (LCD Monitor off)) Photo shooting - 550 shots (at 0 °C (LCD Monitor off)) Photo shooting - 270 shots (at 23 °C (Live View mode)) Photo shooting - 230 shots (at 0 °C (Live View mode)) |
| CONNECTIONS | Pentax K-S1 | Canon EOS 77D |
|---|
| Interface | HDMI | Composite video/audio, HDMI, USB 2.0, IEEE 802.11b/g/n, NFC (Near Field Communication), Bluetooth 4.1 |
|---|---|---|
| Connectivity Features | - | Remote control via mobile devices, remote live view |
| Print Standard | DPOF support, Exif Print support | Direct print, DPOF support, Exif Print support, PictBridge 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 HDMI output (19 pin mini HDMI Type C) Composite video/audio output Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
| FEATURES | Pentax K-S1 | Canon EOS 77D |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 3 frames per second, 5.4 frames per second | 6 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, Auto Lighting Optimizer, in-camera RAW processing, peripheral illumination correction, Chromatic Aberration Compensation (CAC), Multi-Frame Noise Reduction, Time-Lapse recording, noise reduction over long exposures, Lens Distortion Correction, high ISO speed noise reduction, Dual Pixel CMOS AF technology, diffraction correction |
| OTHERS | Pentax K-S1 | Canon EOS 77D |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, eyecup, shoe cap | Battery charger, body cap, neck strap, eyecup |
|---|---|---|
| Software | Drivers & Utilities | Drivers & Utilities, Canon Digital Photo Professional |
| Max Operating Temperature | 40 °C | 45 °C |
| Min Operating Temperature | -10 °C | 0 °C |
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