In depth comparison and review of YI M1 + and Sony Alpha7R IV ILCE-7RM4. 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 | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| Product Type | Digital camera - 4K - mirrorless system | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | - | Body only |
| Height | 9.35 cm | 9.64 cm |
| Width | 13.04 cm | 12.89 cm |
| Depth | 6.31 cm | 7.75 cm |
| Weight | 280 g | 665 g |
| Weight Details | Camera with battery and memory card: 280 g | Camera body only: Camera with battery and memory card: 665 g |
| Enclosure Colour | Storm black | Black |
| SENSOR | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| Sensor Resolution | 20.16 Megapixel | 61 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | Exmor R CMOS |
| Total Pixels | 21,770,000 pixels | 62,500,000 pixels |
| Effective Sensor Resolution | 20,160,000 pixels | 61,000,000 pixels |
| Optical Sensor Size | - | Full Frame (35.7 x 23.8 mm) |
| Frame Rate (Max Resolution) | 30 fps | 30 fps |
| Sensor Dust Reduction | - | Yes |
| Sensor Features | - | Dust Reduction (image sensor vibration), Anti-Dust coating |
| Image Stabiliser | - | Optical (5-axis Steady Shot) |
| Built-in Optical Image Stabiliser | - | Yes |
| Sensors | - | Digital level metre |
| PROCESSOR | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| Image Processor | - | BIONZ X |
|---|
| LENS | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| 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 | Micro Four Thirds | Sony E-mount |
| 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 | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| Auto Focus | TTL contrast detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 81 | 567 |
| Auto Focus Features | Focus Peaking function | Predictive Focus Control, Focus Priority in Aperture Drive |
| AE/AF Control | - | Zone AF, Real-time Eye AF, Real-time Tracking AF |
| Face Detection | - | Eye Detect AF, face-priority AF function |
| VIEWFINDER | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| Viewfinder Type | - | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | - | Colour |
| Viewfinder Diagonal Size | - | 0.5" |
| Viewfinder Resolution | - | 5,760,000 pixels |
| Optical Viewfinder Field Coverage | - | 100% |
| Optical Viewfinder Magnification | - | 0.78x |
| Optical Viewfinder Dioptric Correction Range | - | -4 to +3 |
| Field of View Crop Factor | 2 | - |
| Features | - | Viewfinder brightness control, colour temperature control |
| EXPOSURE & WHITE BALANCE | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| ISO (Max) | 25600 | 32000 |
|---|---|---|
| Native ISO | 100-25600 | 100-32000 |
| Extended ISO (Max) | - | 102400 |
| Extended ISO (Min) | - | 50 |
| Light Sensitivity | ISO 100, ISO 800, ISO 400, ISO 200, ISO 1600, ISO 6400, ISO 3200, ISO 12800, ISO 25600 | ISO 50, ISO 102400, ISO auto (100-12800), ISO 100-32000 |
| Exposure Metering | Evaluative, centre-weighted, spot | Multi-segment, centre-weighted, spot, average |
| Exposure Metering Zones | - | 1200 |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority | Bulb, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | White balance bracketing | Dynamic Range Bracketing, white balance bracketing |
| Special Effects | - | Black & White, Sepia, Neutral, Vivid, sunset, landscape, portrait, clear, deep, light, autumn leaves, Retro, partial colour, Toy camera, Posterisation, High contrast monochrome, Pop Colour, Soft High-key, Night Scene, Standard, Style Box, Posterisation (B/W) |
| White Balance | - | Custom, automatic, presets |
| White Balance Presets | - | Incandescent, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight white) |
| Shutter Type | Mechanical electronically-controlled | Electronic, mechanical electronically-controlled |
| Max Shutter Speed | 1/4000 sec | 1/8000 sec |
| Min Shutter Speed | 60 sec | 30 sec |
| Exposure Compensation | ±5 EV range | ±5 EV range, in 1/2 or 1/3 EV steps |
| Auto Exposure Bracketing | - | 3, 5, 9 steps in 1/3, 1/2, 2/3, 1, 2 or 3 EV steps |
| White Balance Bracketing | Yes | Yes |
| X-sync Speed | 1/125sec | 1/250sec |
| Exposure Range | - | EV -3-20 (ISO 100) |
| DISPLAY | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | Yes | Yes |
| Display Format | 1,040,000 pixels | 1,440,000 pixels |
| Display Form Factor | Built-in | Folding |
| Display Features | Display brightness control | Display brightness control, Peaking AF display, Touch AF |
| VIDEOGRAPHY / CAMCORDER | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| Digital Video Format | H.264 | AVCHD, XAVC S |
|---|---|---|
| Image Recording Format | JPEG, RAW | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 3840 x 2160 | 3840 x 2160 |
| Audio Signal Format | - | Dolby Digital AC-3 (2 channel), Linear PCM |
| Microphone Operation Mode | Stereo | Stereo |
| MEMORY | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| Memory Card Slot | SD card | Dual SD card |
|---|---|---|
| Supported Memory Cards | SD Memory Card, SDXC Memory Card, SDHC Memory Card | SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card |
| Memory Card Included | No | No |
| Memory Card Max Supported Size | 512 GB | - |
| Image Storage | - | 9504 x 6336 8448 x 6336 9504 x 5344 6240 x 4160 5552 x 4160 6240 x 3512 4752 x 3168 4224 x 3168 4752 x 2672 3120 x 2080 2768 x 2080 3120 x 1752 6336 x 6336 4160 x 4160 3168 x 3168 2080 x 2080 |
| Video Capture | - | AVCHD - 1920 x 1080 i - 60 fps - 24Mbps AVCHD - 1920 x 1080 i - 60 fps - 17Mbps AVCHD - 1920 x 1080 i - 50 fps - 24Mbps AVCHD - 1920 x 1080 i - 50 fps - 17Mbps XAVC S - 3840 x 2160 p - 30 fps - 100Mbps XAVC S - 3840 x 2160 p - 24 fps - 100Mbps XAVC S - 3840 x 2160 p - 30 fps - 60Mbps XAVC S - 3840 x 2160 p - 24 fps - 60Mbps XAVC S - 1920 x 1080 p - 120 fps - 100Mbps XAVC S - 1920 x 1080 p - 120 fps - 60Mbps XAVC S - 1920 x 1080 p - 60 fps - 50Mbps XAVC S - 1920 x 1080 p - 30 fps - 50Mbps XAVC S - 1920 x 1080 p - 24 fps - 50Mbps XAVC S - 1920 x 1080 p - 60 fps - 25Mbps XAVC S - 1920 x 1080 p - 30 fps - 16Mbps XAVC S - 3840 x 2160 p - 25 fps - 100Mbps XAVC S - 3840 x 2160 p - 25 fps - 60Mbps XAVC S - 1920 x 1080 p - 100 fps - 100Mbps XAVC S - 1920 x 1080 p - 100 fps - 60Mbps XAVC S - 1920 x 1080 p - 50 fps - 50Mbps XAVC S - 1920 x 1080 p - 25 fps - 50Mbps XAVC S - 1920 x 1080 p - 50 fps - 25Mbps XAVC S - 1920 x 1080 p - 25 fps - 16Mbps |
| BATTERY AND CHARGING | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| Battery Type | Lithium Ion - manufacturer-specific | Sony NP-FZ100 Lithium Ion |
|---|---|---|
| Details | Li-ion rechargeable battery - 900 mAh (included) | Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included) |
| Battery Life | Photo shooting - 450 shots | Photo shooting - 670 shots (LCD Monitor on) Photo shooting - 530 shots (EVF on) Video recording - 170 minutes (LCD Monitor on) Video recording - 160 minutes (EVF on) |
| CONNECTIONS | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| Interface | HDMI, USB 2.0, Wireless LAN, Bluetooth 4.0 | HDMI, USB 2.0, USB-C, NFC (Near Field Communication), IEEE 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Connectivity Features | Remote control via mobile devices | Remote control via mobile devices, remote live view, PC Remote functions via Wi-Fi |
| Print Standard | Exif Print support | DPOF support, Exif Print support, PRINT Image Matching |
| Flash Terminal | Hot shoe | Hot shoe, PC terminal |
| Connector Type | USB 2.0 HDMI output |
USB 2.0 (5 pin Micro-USB Type B) USB 3.2 Gen 1 (USB Type-C) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
| FEATURES | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| Self-Timer Delay | 10 sec, 2sec | 10 sec, 2sec, 5 sec |
|---|---|---|
| Continuous Shooting Speed | 5 frames per second | 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second |
| HDR Mode | - | HDR Movie mode |
| Additional Features | Built-in speaker, in-camera RAW processing, Panorama Capture, Time-Lapse recording | Built-in speaker, sharpness control, camera orientation detection, histogram display, saturation control, contrast control, Dynamic Range Optimizer, USB charging, built-in help guide, x.v.Colour technology, Clear Image Zoom, noise reduction over long exposures, Lens Distortion Correction, high ISO speed noise reduction, silent shooting, S-Log2 gamma setting, Pixel Shift Resolution technology, peripheral shading correction, chromatic aberration correction, anti-flicker, Hybrid Log-Gamma (HLG) recording, S-Log3 gamma setting, PC Remote functions via USB |
| OTHERS | YI M1 + | Sony Alpha7R IV ILCE-7RM4 |
|---|
| Included Accessories | Carrying strap, body cap, lens cap, AC power adaptor, USB cable | Eyepiece cover, battery charger, body cap, shoulder strap, shoe cap, cable protector, USB-C cable |
|---|---|---|
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | -10 °C | 0 °C |
| Service & Support | - | Limited warranty - parts and labour - 1 year |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
