In depth comparison and review of Pentax 645Z and YI M1 +. 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 645Z | YI M1 + |
|---|
| Product Type | Digital camera - 1080p - SLR with Live View mode, movie recording | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | Body only | - |
| Height | 11.7 cm | 9.35 cm |
| Width | 15.6 cm | 13.04 cm |
| Depth | 12.3 cm | 6.31 cm |
| Weight | 1.47 kg | 280 g |
| Weight Details | Camera body only: 1.47 kg Camera with battery and memory card: 1.55 kg |
Camera with battery and memory card: 280 g |
| Enclosure Colour | - | Storm black |
| Protection | Dust-resistant, water-resistant | - |
| SENSOR | Pentax 645Z | YI M1 + |
|---|
| Sensor Resolution | 51.4 Megapixel | 20.16 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | CMOS |
| Total Pixels | 52,990,000 pixels | 21,770,000 pixels |
| Effective Sensor Resolution | 51,400,000 pixels | 20,160,000 pixels |
| Frame Rate (Max Resolution) | 30 fps | 30 fps |
| Sensor Dust Reduction | Yes | - |
| Sensor Features | Dust Reduction (image sensor vibration) | - |
| LENS | Pentax 645Z | YI M1 + |
|---|
| Type | - | Zoom lens 12 - 40 mm - f/3.5-5.6 - zoom |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | - | 24 - 80mm |
| Focus Adjustment | - | Automatic, manual |
| Min Focus Distance | - | 35 cm |
| Max View Angle | - | 84.1 degree(s) |
| Zoom Adjustment | - | Manual (by ring) |
| Lens Construction | - | 9 groups / 11 elements |
| Filter Size | - | 49 mm |
| Lens Mounting Type | Pentax 645AF | Micro Four Thirds |
| SECOND LENS |
|---|
| Type | - | Lens 42.5 mm - f/1.8 |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | - | 85mm |
| Focus Adjustment | - | Automatic |
| Min Focus Distance | - | 50 cm |
| Lens Construction | - | 6 groups / 6 elements |
| Filter Size | - | 49 mm |
| FOCUSING | Pentax 645Z | YI M1 + |
|---|
| Auto Focus | TTL contrast and phase detection | TTL contrast detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 27 | 81 |
| Auto Focus Features | - | Focus Peaking function |
| VIEWFINDER | Pentax 645Z | YI M1 + |
|---|
| Viewfinder Type | Optical - trapezoid prism | - |
|---|---|---|
| Optical Viewfinder Field Coverage | 98% | - |
| Optical Viewfinder Magnification | 0.62x | - |
| Optical Viewfinder Dioptric Correction Range | -3.5 to +2 | - |
| Field of View Crop Factor | 1.3 | 2 |
| EXPOSURE & WHITE BALANCE | Pentax 645Z | YI M1 + |
|---|
| ISO (Max) | 204800 | 25600 |
|---|---|---|
| Native ISO | 100-204800 | 100-25600 |
| Light Sensitivity | ISO auto (100-204800), ISO 100-248000 | ISO 100, ISO 800, ISO 400, ISO 200, ISO 1600, ISO 6400, ISO 3200, ISO 12800, ISO 25600 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Evaluative, centre-weighted, spot |
| Exposure Modes | Programme, bulb, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority | Programme, bulb, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | - | White balance bracketing |
| Special Effects | Natural, bright, Vibrant, monochrome, Muted, landscape, portrait, Cross Process, Bleach Bypass, Radiant, Reversal Film | - |
| White Balance | 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) | - |
| Shutter Type | Electronic | Mechanical electronically-controlled |
| Max Shutter Speed | 1/4000 sec | 1/4000 sec |
| Min Shutter Speed | 30 sec | 60 sec |
| Exposure Compensation | ±5 EV range, in 1/2 or 1/3 EV steps | ±5 EV range |
| White Balance Bracketing | - | Yes |
| X-sync Speed | 1/125sec | 1/125sec |
| Exposure Range | EV -1-21 (ISO 200) | - |
| DISPLAY | Pentax 645Z | YI M1 + |
|---|
| 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 | Built-in |
| Display Features | Display brightness control, display colour control | Display brightness control |
| VIDEOGRAPHY / CAMCORDER | Pentax 645Z | YI M1 + |
|---|
| Digital Video Format | MJPEG, H.264 | H.264 |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, RAW |
| Max Video Resolution | 1920 x 1080 | 3840 x 2160 |
| Microphone Operation Mode | - | Stereo |
| MEMORY | Pentax 645Z | YI M1 + |
|---|
| 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 |
| Memory Card Included | No | No |
| Memory Card Max Supported Size | - | 512 GB |
| BATTERY AND CHARGING | Pentax 645Z | YI M1 + |
|---|
| Battery Type | Pentax D-Li90 Lithium Ion | Lithium Ion - manufacturer-specific |
|---|---|---|
| Details | Pentax D-Li90 Li-ion rechargeable battery (included) | Li-ion rechargeable battery - 900 mAh (included) |
| Battery Life | Photo shooting - 650 shots Playback - 6.67 hours |
Photo shooting - 450 shots |
| CONNECTIONS | Pentax 645Z | YI M1 + |
|---|
| Interface | HDMI, USB 3.0 | HDMI, USB 2.0, Wireless LAN, Bluetooth 4.0 |
|---|---|---|
| Connectivity Features | - | Remote control via mobile devices |
| Print Standard | - | Exif Print support |
| 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 HDMI output |
| FEATURES | Pentax 645Z | YI M1 + |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 3 frames per second, 4.5 frames per second | 5 frames per second |
| 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 | Built-in speaker, in-camera RAW processing, Panorama Capture, Time-Lapse recording |
| OTHERS | Pentax 645Z | YI M1 + |
|---|
| Included Accessories | Carrying strap, battery charger, body cap, eyecup, shoe cap | Carrying strap, body cap, lens cap, AC power adaptor, USB cable |
|---|---|---|
| Software | Drivers & Utilities | - |
| Max Operating Temperature | - | 40 °C |
| Min Operating Temperature | - | -10 °C |
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