• 35mm 864.0mm2
  • 30.3 megapixels
  • ISO 100 - 40,000
  • 35mm 849.7mm2
  • 61.0 megapixels
  • ISO 100 - 32,000
  • Detailed specifications
  • Canon EOS R
  • Sony Alpha ILCE-A7R IV
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Sony A7R III
A7R III vs A7R IV
Successor:    
General
Model Number: EOS R A7R IV
Alternate Model Number(s): R ILCE-7RM4
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: Yes Yes
Retail Price: $3399.00 $3500.00
Street Price: $1,799.00 $3,198.00
Date Available: 2018-10-15 2019-09-01
Tripod Mount: Yes Yes
Weight: 48.0 oz (1,360 g)
includes batteries, kit lens
23.5 oz (665 g)
includes batteries
Size: 5.3 x 3.9 x 3.3 in.
(136 x 98 x 84 mm)
5.1 x 3.8 x 3.1 in.
(129 x 96 x 78 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Canon Sony
Effective Megapixels: 30.3 61.0
Sensor Format: 35mm 35mm
Sensor size: 864mm2 (36.00mm x 24.00mm) 849.66mm2 (35.70mm x 23.80mm)
Approximate Pixel Pitch: 5.36 microns 3.76 microns
Focal Length Multiplier: 1.0x 1.0x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed None
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: Yes Yes
DxO Sensor Score: 89 99
DxO Color Depth Score (bits): 24.5 26.0
DxO Dynamic Range Score (evs): 13.5 14.8
DxO Maximum Effective ISO Score (iso): 2,742 3,344
Image Capture
Image Resolution: 6720 x 4480 (30.1 MP, 3:2),
4464 x 2976 (13.3 MP, 3:2),
3360 x 2240 (7.5 MP, 3:2),
2400 x 1600 (3.8 MP, 3:2),
5952 x 4480 (26.7 MP, 4:3),
3968 x 2976 (11.8 MP, 4:3),
2976 x 2240 (6.7 MP, 4:3),
2112 x 1600 (3.4 MP, Other),
6720 x 3776 (25.4 MP, 16:9),
4464 x 2512 (11.2 MP, 16:9),
3360 x 1888 (6.3 MP, 16:9),
2400 x 1344 (3.2 MP, Other),
4480 x 4480 (20.1 MP, 1:1),
2976 x 2976 (8.9 MP, 1:1),
2240 x 2240 (5.0 MP, 1:1),
1600 x 1600 (2.6 MP, 1:1)
9504 x 6336 (60.2 MP, 3:2),
6240 x 4160 (26.0 MP, 3:2),
4752 x 3168 (15.1 MP, 3:2),
8448 x 6336 (53.5 MP, 4:3),
5552 x 4160 (23.1 MP, 4:3),
4224 x 3168 (13.4 MP, 4:3),
9504 x 5344 (50.8 MP, 16:9),
6240 x 3512 (21.9 MP, 16:9),
4752 x 2672 (12.7 MP, 16:9),
6336 x 6336 (40.1 MP, 1:1),
4160 x 4160 (17.3 MP, 1:1),
3168 x 3168 (10.0 MP, 1:1)
Image File Format: JPEG (EXIF v2.3), RAW (14 bit), C-RAW; RAW+JPEG JPEG (Exif 2.31), RAW (14-bit ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 8.0 10.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 3840x2160 (30p/​25p/​24/​23.98p)
1920x1080 (60p/​50p/​30p/​25p/​24p/​23.98p)
1280x720 (120p/​100p/​60p/​30p)
3840x2160 (30p/​25p/​24p)
1920x1080 (120p/​100p/​60p/​60i/​50p/​50i/​30p/​25p/​24p)
Movie File Format: MP4 (Video: MPEG4 AVC/H.264 Variable (averaged) bit rate; Audio:ALL-I: Linear PCM; IPB: AAC) XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo
Composite Video Out: No No
NTSC/PAL Switchable Video: n/a n/a
Video Usable as Viewfinder: n/a n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Canon RF Sony E
Lens: Canon RF 24-105mm F4 L IS USM n/a
Focal Length (35mm equivalent): 24 - 105mm  
Focal Length (actual): 24 - 105mm  
Zoom Ratio: 4.38x  
Aperture Range: f/4 - f/22; with 9 blades  
Integrated ND Filter:
Normal Focus Range: 39 cm to Infinity
15.4 in to Infinity
 
Macro Focus Range:    
Filter Thread: 77.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: Yes
Digital Zoom Values:   Up to 4x; up to 2x Clear Image Digital Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Phase Detection AF: Dual Pixel CMOS AF; Max. 5655 points (selectable); Face+Tracking AF (with eye detection), 1-point AF ([AF frame size] can be set to [Small]), Expand AF Area (Above, below, left and right/Around); Zone AF Large Zone AF (Vertical/Horizontal) Fast Hybrid 4D AF: 567 points (PDAF), APS-C mode with full-frame lens: 325 points (PDAF), with APS-C lens: 247 points (PDAF) / 425 points (contrast-detection AF); Wide (567 points (PDAF), 425 points (CDAF))/Zone/Center/Flexible Spot (S/M/L)/Expanded Flexible Spot/Tracking (Wide/Zone/Center/Flexible Spot (S/M/L)/Expanded Flexible Spot); Touch AF
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD EVF / LCD
Viewfinder Type: EVF; 0.5-inch OLED, 3.69 million dots, 100% coverage, 0.76x magnification, 23mm eyepoint, -4 to +3 diopter, eye sensor EVF: 1.3 cm (0.5 type) 5.76M-dot UXGA color OLED, 100% coverage, 0.78x magnification, -4.0 to +3.0m-1 diopter, Approx. 23mm eyepoint from the eyepiece lens, 18.5mm from the eyepiece frame at -1m-1, eye sensor
Focus Peaking: Yes Yes
EVF Resolution: 3,690,000 dots 5,760,000 dots (1,920,000 pixels)
Viewfinder Magnification (35mm equivalent): 0.76x 0.78x
Viewfinder Magnification (nominal/claimed): 0.76x 0.78x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.2 3.0
Rear Display Resolution: 2,100,000 dots 1,440,000 dots (360,000 px)
Touchscreen: Yes Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: Yes No
Selfie Screen: Yes No
Max Playback Zoom:    
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 40000 32000
Minimum ISO (native): 100 100
ISO Settings: Auto, 100-40000 in 1/3 or 1 EV steps, expandable to 50 (L), 51200 (H1) and 102400 (H2) AUTO (ISO 100-12800; selectable lower limit and upper limit), ISO 100 - 32000, expandable to ISO 50 - 102400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto (Ambience priority/White priority), Daylight, Shade, Cloudy, Tungsten Light, White Fluorescent Light, Flash, Custom, Color Temperature Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4 settings), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation), Underwater
Shutter Speed Range: 1/8000 - 30 sec 1/8000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Real-time metering with image sensor; 384 [24x16] zone Evaluative (AF point-linked), Center-weighted, Partial (center 6.1% of frame), Spot (center 2.7% of frame; AF point-linked spot metering not provided.) 1200-zone Evaluative Multi-segment, Center-weighted, Spot, Spot Standard/Large, Entire Screen Avg., Highlight
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Custom shooting mode C1, C2, C3; Multiple-exposure; HDR 3 Custom Settings; Slow & Quick Motion; HDR: Auto Exposure Difference, Exposure difference Level (1-6 EV at 1.0 EV step)
Self Timer: 2, 10 seconds 2, 5, 10; 3/5 shots after 2/5/10 seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No 240.8 megapixels
Flash
Built-in Flash: No No
Flash Modes: n/a Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a n/a
Max Flash Sync: 1/200s 1/250
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe Enhanced Multi Interface Hot Shoe, Sync Terminal
Built-In Wireless Flash Control: No No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-II UHS-II
Other Memory:   Dual SD UHS-II slots
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (14 bit), C-RAW; RAW+JPEG RAW (14-bit ARW 2.3), RAW+JPEG
Movie File Format: MP4 (Video: MPEG4 AVC/H.264 Variable (averaged) bit rate; Audio:ALL-I: Linear PCM; IPB: AAC) XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes Yes
NFC: No Yes
Bluetooth: Yes Yes
Built-In GPS: No No
Microphone Jack: Yes Yes
Headphone Jack: Yes Yes
External Connections: USB 3.0 Super Speed,Bluetooth,WiFi USB 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Via Wi-Fi or Bluetooth or optional wired Optional via RM-VPR1, USB, Wi-Fi or Bluetooth
Connections (extended): Mini HDMI (Type C), USB-C SuperSpeed USB (USB 3.1 Gen 1), 3.5mm stereo microphone and headphone jacks, remote jack USB-C (USB 3.1 Gen 1), Multi-Terminal Micro USB (with remote support), Type-D Micro HDMI, 3.5mm Microphone and Headphone jacks
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.31 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.30 <0.3
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 8.0 10.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 126 70
RAW shooting speed in burst mode (fps): 8.0 7.2
Buffer size for RAW shooting in burst mode (frames): 65 32
RAW+JPEG shooting speed in burst mode (fps): 8.0 7.2
Buffer Size for RAW+JPEG shooting in burst mode (frames): 51 32
Shutter lag (full AF, wide/mid): 0.10 seconds 0.21 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.076 seconds 0.124 seconds
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.052 seconds 0.022 seconds
Shutter Lag (notes):    
Startup Time: 2.1 seconds 1.3 seconds
Play -> Record Time: 0.9 seconds 1.5 seconds
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 370 shots 670 shots
Battery Life, Still (CIPA Rating OVF/EVF): 350 shots 530 shots
Battery Life, Video:   105 minutes
Battery Form Factor: Proprietary LP-E6N/LP-E6 Proprietary
Usable Battery Types: Lithium-ion Rechargeable or BG-E22 battery grip NP-FZ100 Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LP-E6N Lithium-ion rechargeable 1 x Proprietary NP-FZ100 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: Yes Yes
Software
Included Software:   Capture One Express (for Sony) free download
OS Compatibility:    
Miscellaneous
Notes & Features: