• APS-C 366.6mm2
  • 24.2 megapixels
  • 28.00mm (35mm eq.)
  • 35mm 864.0mm2
  • 24.1 megapixels
  • ISO 100 - 102,400
  • Detailed specifications
  • Ricoh GR III
  • Canon EOS R3
Links
Prices: Compare Prices  
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Ricoh GR II
GR II vs GR III
 
Successor:    
General
Model Number: GR III R3
Alternate Model Number(s):    
Camera Format: Compact Compact System Camera
Currently Manufactured: Yes Yes
Retail Price: $899.95 $5999.00
Street Price: $984.30  
Date Available: 2019-03-22 2021-11-01
Tripod Mount: Yes Yes
Weight: 9.1 oz (257 g)
includes batteries
35.8 oz (1,015 g)
includes batteries
Size: 4.3 x 2.4 x 1.3 in.
(109 x 62 x 33 mm)
5.9 x 5.6 x 3.4 in.
(150 x 143 x 87 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Canon
Effective Megapixels: 24.2 24.1
Sensor Format: APS-C 35mm
Sensor size: 366.6mm2 (23.50mm x 15.60mm) 864mm2 (36.00mm x 24.00mm)
Approximate Pixel Pitch: 3.92 microns 6.00 microns
Focal Length Multiplier: 1.5x 1.0x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Optional Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes Yes
On-Sensor Phase Detect: Yes Yes
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 6000 x 4000 (24.0 MP, 3:2),
4800 x 3200 (15.4 MP, 3:2),
3360 x 2240 (7.5 MP, 3:2),
1920 x 1080 (2.1 MP, 16:9),
4000 x 4000 (16.0 MP, 1:1),
3200 x 3200 (10.2 MP, 1:1),
2240 x 2240 (5.0 MP, 1:1),
1280 x 1280 (1.6 MP, 1:1)
6000 x 4000 (24.0 MP, 3:2),
3984 x 2656 (10.6 MP, 3:2),
2976 x 1984 (5.9 MP, 3:2),
2400 x 1600 (3.8 MP, 3:2),
5328 x 4000 (21.3 MP, 4:3),
3552 x 2664 (9.5 MP, 4:3),
2656 x 1992 (5.3 MP, 4:3),
2112 x 1600 (3.4 MP, Other),
6000 x 3368 (20.2 MP, 16:9),
3984 x 2240 (8.9 MP, 16:9),
2976 x 1680 (5.0 MP, Other),
2400 x 1344 (3.2 MP, Other),
4000 x 4000 (16.0 MP, 1:1),
2656 x 2656 (7.1 MP, 1:1),
1984 x 1984 (3.9 MP, 1:1),
1600 x 1600 (2.6 MP, 1:1),
3744 x 2496 (9.3 MP, 3:2),
2400 x 2400 (5.8 MP, 1:1)
Image File Format: JPEG (EXIF 2.3), 14-bit RAW (DNG), RAW+JPEG JPEG (EXIF v2.3); HEIF, RAW (14 bit); C-RAW; RAW+JPEG; RAW+HEIF; C-RAW+HEIF
Continuous-mode frames/second: 4.3 30.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60p/​30p/​24p) 6000x3164 (60p/​50p/​30p/​24p/​23.98p)
4096x2160 (120p/​60p/​30p/​24p/​23.98p)
3840x2160 (120p/​60p/​30p/​23.98p)
1920x1080 (60p/​30p/​23.98p)
Movie File Format: MOV (Image: MPEG-4 AVC/H.264, Sound: Linear PCM) Video: RAW (CRM); H.265/HEVC; MPEG4 AVC/H.264 Variable (averaged) bit rate; Audio: ALL-I/IPB: Linear PCM/AAC
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: Display Port HDMI
Lens & Optics
Lens Mount: n/a Canon RF
Lens: GR lens, 6 elements in 4 groups with 2 aspheric elements n/a
Focal Length (35mm equivalent): 28mm  
Focal Length (actual): 18.3mm  
Zoom Ratio: 1.00x  
Aperture Range: f/2.8 - f/16, with 9-bladed diaphragm; 2EV ND filter  
Integrated ND Filter: Yes No
Normal Focus Range: 10 cm to Infinity
3.9 in to Infinity
 
Macro Focus Range: 6 - 12 cm
2.4 - 4.7 in
 
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes
Digital Zoom Values: 35mm eq. crop mode  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Hybrid AF Phase/Contrast Detection: Auto-area AF, Zone AF, Select AF, Pinpoint AF, Tracking AF, Continuous AF, MF, Snap, Infinity Phase Detection AF: Dual Pixel CMOS AF II; 1053 AF zones; Face+Tracking AF (with face/eye/head/body detection, animal detection, vehicle 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)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: No / LCD EVF / LCD
Viewfinder Type: Optional hotshoe mounted optical viewfinders EVF; 0.5-inch OLED, 5.76 million dots, 120fps refresh rate, 100% coverage, 0.76x magnification, 23mm eyepoint, -4 to +2 diopter, eye sensor
Focus Peaking: No Yes
EVF Resolution: n/a 5,760,000 dots (1,920,000 pixels)
Viewfinder Magnification (35mm equivalent):   0.76x
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.2
Rear Display Resolution: 1,036,800 dots (345,600 px) 4,150,000 dots
Touchscreen: Yes Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 16.0x 10.0x
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 102400 102400
Minimum ISO (native): 100 100
ISO Settings: Auto, ISO 100 - 102,400 Auto, 100-102400 in 1/3 or 1 EV steps, expandable to 50 (L), 204800 (H1)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto White Balance, Multi Auto White Balance, Daylight, Shade, Cloudy, Fl. - Daylight Color, Fl. - Daylight White, Fl. - Cool White, Fl. - Warm White, Tungsten, CTE, Manual White Balance, Color Temperature Auto (Ambience priority/White priority), Daylight, Shade, Cloudy, Tungsten Light, White Fluorescent Light, Flash, Custom, Color Temperature
Shutter Speed Range: 1/4000 - 1200 sec 1/8000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: Multi-segment, Center-weighted, Spot, Highlight-weighted Real-time metering with image sensor; 384 [24x16] zone Evaluative (AF point-linked), Center-weighted, Partial (center 6.1% of frame), Spot (center 3.1% of frame; AF point-linked spot metering not provided.)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Standard, Vivid, Monotone, Soft Monotone, Hard Monotone, Hi-Contrast B&W, Positive Film, Bleach Bypass, Retro, HDR Tone, Custom1, Custom 2; Highlight Correction, Shadow Correction Custom shooting mode C1, C2, C3; Multiple-exposure; HDR
Self Timer: 2, 12 seconds 2, 10 seconds
Time Lapse (intervalometer): Yes  
High Resolution Composite: No No
Flash
Built-in Flash: No No
Flash Modes: Flash On, Flash On+Red-eye, Slow-speed Sync, Slow Sync+Red-eye n/a
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a n/a
Max Flash Sync:   1/250s
Flash Exposure Compensation: -2 to +1 EV +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe (Compatible with P-TTL Auto Flash) Hot Shoe
Built-In Wireless Flash Control: No No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC / CFexpress
UHS Support: UHS-I UHS-II
Other Memory:   CFexpress
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: 14-bit RAW (DNG), RAW+JPEG RAW (14 bit); C-RAW; RAW+JPEG; RAW+HEIF; C-RAW+HEIF
Movie File Format: MOV (Image: MPEG-4 AVC/H.264, Sound: Linear PCM) Video: RAW (CRM); H.265/HEVC; MPEG4 AVC/H.264 Variable (averaged) bit rate; Audio: ALL-I/IPB: Linear PCM/AAC
Included Memory: 2,000.0 MB No memory included
Included Memory Type: Internal  
Connectivity
Built-In Wi-Fi: Yes Yes
NFC: No No
Bluetooth: Yes Yes
Built-In GPS: No No
Microphone Jack: No Yes
Headphone Jack: No Yes
External Connections: USB 3.0 Super Speed,Bluetooth,WiFi USB 3.0 Super Speed,Ethernet,Bluetooth,WiFi
PictBridge Compliant: No No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Via Wi-Fi/Bluetooth Via Wi-Fi or Bluetooth or optional wired
Connections (extended): USB-C (supports DisplayPort) Micro HDMI (Type D), USB-C SuperSpeed USB (USB 3.1 Gen 2), 3.5mm stereo microphone and headphone jacks, remote jack, RJ-45 Ethernet
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.66  
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): 0.65  
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 4.3 30.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited 150
RAW shooting speed in burst mode (fps): 4.1  
Buffer size for RAW shooting in burst mode (frames): 9  
RAW+JPEG shooting speed in burst mode (fps): 4.3  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 9  
Shutter lag (full AF, wide/mid): 0.18 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.028 seconds  
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.026 seconds  
Shutter Lag (notes):    
Startup Time: 0.7 seconds  
Play -> Record Time: 0.5 seconds  
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 200 shots 760 shots
Battery Life, Still (CIPA Rating OVF/EVF):   440 shots
Battery Life, Video:    
Battery Form Factor: Proprietary DB-110 Proprietary LP-E19
Usable Battery Types: Lithium-ion rechargeable LP-E4N compatible
Batteries Included: 1 x Proprietary DB-110 Lithium-ion rechargeable 1 x Proprietary LP-E19 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: No Yes
Internal Charging Supported: Yes Yes
Software
Included Software:    
OS Compatibility:    
Miscellaneous
Notes & Features: