Detailed comparison and review of Pentax 645Z and Canon EOS 90D. With our comprehensive overview, you can simply compare design, sensors, proximity characteristics, memory capacities, but also other key features of both cameras and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the camera that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Pentax 645Z | 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 | 11.7 cm | 10.48 cm |
| Width | 15.6 cm | 14.07 cm |
| Depth | 12.3 cm | 7.68 cm |
| Weight | 1.47 kg | 619 g |
| Weight Details | Camera body only: 1.47 kg Camera with battery and memory card: 1.55 kg |
Camera body only: 619 g Camera with battery and memory card: 701 g |
| Body Material | - | Fibreglass-reinforced polycarbonate resin, aluminium alloy frame |
| Protection | Dust-resistant, water-resistant | Dust-resistant, water-resistant |
| SENSOR | Pentax 645Z | Canon EOS 90D |
|---|
| Sensor Resolution | 51.4 Megapixel | 32.5 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | CMOS |
| Total Pixels | 52,990,000 pixels | 34,400,000 pixels |
| Effective Sensor Resolution | 51,400,000 pixels | 32,500,000 pixels |
| Optical Sensor Size | - | APS-C (22.3 x 14.8 mm) |
| Frame Rate (Max Resolution) | 30 fps | 30 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Dust Reduction (image sensor vibration) | EOS Integrated Cleaning System, Self Cleaning Sensor Unit |
| Sensors | - | Digital level metre |
| PROCESSOR | Pentax 645Z | Canon EOS 90D |
|---|
| Image Processor | - | DIGIC 8 |
|---|
| LENS | Pentax 645Z | Canon EOS 90D |
|---|
| Lens Mounting Type | Pentax 645AF | Canon EF/EF-S |
|---|
| FOCUSING | Pentax 645Z | Canon EOS 90D |
|---|
| Auto Focus | TTL contrast and phase detection | Dual Pixel CMOS AF |
|---|---|---|
| Auto Focus Points (Zones) Qty | 27 | 45 |
| Auto Focus Features | - | iTR focus tracking |
| AE/AF Control | - | Subject-tracking AF, Predictive AI Servo AF, AI Focus AF |
| Face Detection | - | Yes |
| VIEWFINDER | Pentax 645Z | Canon EOS 90D |
|---|
| Viewfinder Type | Optical - trapezoid prism | Optical - fixed eye-level pentaprism |
|---|---|---|
| Optical Viewfinder Field Coverage | 98% | 100% |
| Optical Viewfinder Magnification | 0.62x | 0.95x |
| Optical Viewfinder Dioptric Correction Range | -3.5 to +2 | -3 to +1 |
| Field of View Crop Factor | 1.3 | 1.6 |
| EXPOSURE & WHITE BALANCE | Pentax 645Z | Canon EOS 90D |
|---|
| ISO (Max) | 204800 | 51200 |
|---|---|---|
| Native ISO | 100-204800 | 100-25600 |
| Extended ISO (Max) | - | 51200 |
| Light Sensitivity | ISO auto (100-204800), ISO 100-248000 | 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 | - | 216 |
| Exposure Modes | Programme, bulb, manual, aperture-priority, shutter-priority, ISO 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, 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 | Neutral, Custom Effect, Faithful, monochrome, landscape, Standard, Fine Detail, Portrait effect |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), fluorescent light (daylight colour), fluorescent light (daylight white) | Fluorescent, cloudy, tungsten light, Flash, daylight, shade |
| Shutter Type | Electronic | Electronic, mechanical electronically-controlled |
| Max Shutter Speed | 1/4000 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 |
| X-sync Speed | 1/125sec | 1/250sec |
| Exposure Range | EV -1-21 (ISO 200) | EV -2-20 (ISO 100) |
| DISPLAY | Pentax 645Z | Canon EOS 90D |
|---|
| Type | 3.2" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | - | Yes |
| Display Format | 1,037,000 pixels | 1,040,000 pixels |
| Display Form Factor | Folding | Rotating |
| Display Features | Display brightness control, display colour control | Display brightness control, anti-smudge coating |
| FLASH | Pentax 645Z | Canon EOS 90D |
|---|
| Camera Flash | - | Pop-up flash |
|---|---|---|
| Guide Number (m / ISO 100) | - | 12 |
| Flash Modes | - | Fill-in mode, rear curtain sync, auto mode, flash OFF mode, red-eye reduction |
| Red-Eye Reduction | - | Yes |
| Features | - | AF illuminator, flash +/- compensation, wireless off-camera control |
| VIDEOGRAPHY / CAMCORDER | Pentax 645Z | Canon EOS 90D |
|---|
| Digital Video Format | MJPEG, H.264 | H.264 |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 1920 x 1080 | 3840 x 2160 |
| Audio Signal Format | - | AAC LC |
| MEMORY | Pentax 645Z | Canon EOS 90D |
|---|
| Memory Card Slot | Dual SD card | SD card |
|---|---|---|
| Supported Memory Cards | SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I 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 | 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 - 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 645Z | Canon EOS 90D |
|---|
| Battery Type | Pentax D-Li90 Lithium Ion | Canon LP-E6N Lithium Ion |
|---|---|---|
| Details | Pentax D-Li90 Li-ion rechargeable battery (included) | Canon LP-E6N Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 650 shots Playback - 6.67 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 645Z | Canon EOS 90D |
|---|
| Interface | HDMI, USB 3.0 | HDMI, USB 2.0, IEEE 802.11b/g/n, Bluetooth 4.1 |
|---|---|---|
| Computer Connectivity | - | Mac, Windows |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | USB 3.0 (24 pin Micro-USB-C) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) DC power input |
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 645Z | Canon EOS 90D |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 3 frames per second, 4.5 frames per second | 3 frames per second, 10 frames per second, 7 frames per second, 11 frames per second |
| HDR Mode | - | HDR Movie mode |
| Additional Features | RGB primary colour filter, interval shooting mode, peripheral illumination correction, Eye-Fi Card Ready, NR Slow Shutter, High ISO NR, Lateral Chromatic Aberration Correction, distortion correction function, anti-aliasing filter simulator, diffraction correction | 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 645Z | Canon EOS 90D |
|---|
| Included Accessories | Carrying strap, battery charger, body cap, 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 |
| Min Operating Temperature | - | 0 °C |
| Service & Support | - | Limited warranty - parts and labour - 1 year |
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