Detailed comparison and review of Leica M and Sony Alpha7R III ILCE-7RM3. 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 | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Product Type | Digital camera - 1080p - rangefinder | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 8 cm | 9.56 cm |
| Width | 13.9 cm | 12.69 cm |
| Depth | 4.2 cm | 7.37 cm |
| Weight | 680 g | 572 g |
| Weight Details | - | Camera body only: 572 g Camera with battery and memory card: 675 g |
| Body Material | Synthetic leather, magnesium | Magnesium alloy |
| Enclosure Colour | Black | Silver chrome | Black |
| Protection | Weatherproof, splashproof, dust-resistant | Dust-resistant, moisture-resistant |
| Digital Zoom | - | 4x |
| SENSOR | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Sensor Resolution | 24.0 Megapixel | 42.4 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | Exmor R CMOS |
| Total Pixels | - | 43,600,000 pixels |
| Effective Sensor Resolution | - | 42,400,000 pixels |
| Optical Sensor Size | Full Frame (35.8 x 23.9 mm) | Full Frame (35.9 x 24 mm) |
| Frame Rate (Max Resolution) | - | 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 | Dust alert sensor, digital level metre | Digital level metre |
| PROCESSOR | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Image Processor | Leica Maestro | BIONZ X |
|---|
| LENS | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Lens Mounting Type | Leica M | Sony E-mount |
|---|
| FOCUSING | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Auto Focus | - | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | - | 399 |
| Auto Focus Features | Focus Peaking function, Manual Focus Check Live View | Focus Peaking function, Predictive Focus Control |
| AE/AF Control | - | Flex Focus Point, Eye detection AF, Zone AF |
| Face Detection | - | Eye Detect AF, face-priority AF function |
| VIEWFINDER | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Viewfinder Type | Optical - real-image | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | - | Colour |
| Viewfinder Diagonal Size | - | 0.5" |
| Viewfinder Resolution | - | 3,686,400 pixels |
| Optical Viewfinder Field Coverage | - | 100% |
| Optical Viewfinder Magnification | 0.68x | 0.78x |
| Optical Viewfinder Dioptric Correction Range | - | -4 to +3 |
| Viewfinder Information | Shutter speed, exposure compensation, flash charge completion | - |
| Features | Automatic parallax compensation | Viewfinder brightness control, colour temperature control |
| EXPOSURE & WHITE BALANCE | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| ISO (Max) | 6400 | 102400 |
|---|---|---|
| Light Sensitivity | ISO 100, ISO 200-6400 | ISO 50, ISO 102400, ISO auto (100-12800), ISO 100-32000 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot |
| Exposure Metering Zones | - | 1200 |
| Exposure Modes | Bulb, manual, aperture-priority | Bulb, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | - | Dynamic Range Bracketing, white balance bracketing |
| Special Effects | Film Simulation | 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 | Custom, automatic, presets |
| White Balance Presets | Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), 2000K - 13100K | Incandescent, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight white) |
| Max Shutter Speed | 1/4000 sec | 1/8000 sec |
| Min Shutter Speed | 60 sec | 30 sec |
| Exposure Compensation | ±3 EV range, in 1/3 EV steps | ±5 EV range, in 1/2 or 1/3 EV steps |
| Auto Exposure Bracketing | 5 steps in 1/2, 1, 2, 3 EV steps | 3, 5, 9 steps in 1/3, 1/2, 2/3, 1, 2 or 3 EV steps |
| White Balance Bracketing | - | Yes |
| X-sync Speed | 1/180 sec | 1/250sec |
| Exposure Range | - | EV -3-20 (ISO 100) |
| DISPLAY | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | - | Yes |
| Display Format | 920,000 pixels | 1,440,000 pixels |
| Display Form Factor | Built-in | Folding |
| Display Features | Contrast control | Display brightness control, Peaking AF display, Touch AF |
| FLASH | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Features | - | AF illuminator |
|---|
| VIDEOGRAPHY / CAMCORDER | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Digital Video Format | MJPEG, MOV | AVCHD, XAVC S |
|---|---|---|
| Image Recording Format | JPEG, DNG (RAW) | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 1920 x 1080 | 3840 x 2160 |
| Audio Signal Format | - | Dolby Digital AC-3 (2 channel), Linear PCM |
| Microphone Operation Mode | Mono | Stereo |
| Microphone Features | Sensitivity control | - |
| MEMORY | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Memory Card Slot | SD card | Memory Stick PRO Duo card, SD card |
|---|---|---|
| Supported Memory Cards | SD Memory Card, SDXC Memory Card, SDHC Memory Card | SD Memory Card, Memory Stick PRO Duo, SDXC Memory Card, SDHC Memory Card, Memory Stick PRO-HG Duo, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card |
| Memory Card Included | - | No |
| Image Storage | JPEG 5952 x 3976 JPEG 4256 x 2832 JPEG 2976 x 1984 JPEG 1600 x 1080 DNG (RAW) 5952 x 3976 |
7952 x 5304 7952 x 4472 5168 x 3448 5168 x 2912 3984 x 2656 3984 x 2240 2592 x 1728 2592 x 1456 |
| Video Capture | MOV - 1920 x 1080 - 25 fps MOV - 1920 x 1080 - 24 fps MOV - 1280 x 720 - 25 fps MOV - 1280 x 720 - 24 fps MOV - 640 x 480 - 30 fps MOV - 640 x 480 - 25 fps MOV - 640 x 480 - 24 fps |
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 - 60 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 | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Battery Type | Lithium Ion - manufacturer-specific | Sony NP-FZ100 Lithium Ion |
|---|---|---|
| Details | Li-ion rechargeable battery - 1800 mAh (included) | Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included) |
| Battery Life | - | Photo shooting - 650 shots (LCD Monitor on) Photo shooting - 530 shots (EVF on) Video recording - 1.92 hours (LCD Monitor on) Video recording - 1.67 hours (EVF on) |
| CONNECTIONS | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Interface | - | HDMI, USB 2.0, USB-C, IEEE 802.11b/g/n, NFC (Near Field Communication), Bluetooth 4.1 |
|---|---|---|
| Connectivity Features | - | Remote live view |
| Print Standard | - | DPOF support, Exif Print support, PRINT Image Matching |
| Flash Terminal | Hot shoe | Hot shoe, PC terminal |
| Connector Type | - | USB 2.0 (5 pin Micro-USB Type B) USB 3.1 (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 | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec, 5 sec |
|---|---|---|
| Continuous Shooting Speed | 3 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 | Sharpness control, saturation control | Built-in speaker, sharpness control, camera orientation detection, histogram display, saturation control, contrast control, Dynamic Range Optimizer, USB charging, built-in help guide, Dolby Digital Stereo Creator, x.v.Colour technology, HDR image enhancement technology, Clear Image Zoom, noise reduction over long exposures, Lens Distortion Correction, silent shooting, GPS via mobile, 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 |
| OTHERS | Leica M | Sony Alpha7R III ILCE-7RM3 |
|---|
| Included Accessories | Carrying strap, battery charger, body cap, power cable, shoe cap | Eyepiece cover, battery charger, body cap, shoulder strap, shoe cap, cable protector, USB-C cable |
|---|---|---|
| Software | Adobe Photoshop Lightroom | - |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
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