• 1/2.3 inch 28.1mm2
  • 14.0 megapixels
  • 28.00mm - 110.00mm (35mm eq.)
  • APS-C 366.6mm2
  • 24.2 megapixels
  • 28.00mm (35mm eq.)
  • Detailed specifications
  • Pentax Optio RS1500
  • Ricoh GR III
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Ricoh GR II
GR II vs GR III
Successor:    
General
Model Number: RS1500 GR III
Alternate Model Number(s):    
Camera Format: Ultra Compact Compact
Currently Manufactured: No Yes
Retail Price: $149.95 $899.95
Street Price: $89.99 $944.62
Date Available: 2011-04-30 2019-03-22
Tripod Mount: Yes Yes
Weight: 4.5 oz (128 g)
includes batteries
9.1 oz (257 g)
includes batteries
Size: 3.6 x 2.2 x 0.9 in.
(91 x 56 x 23 mm)
4.3 x 2.4 x 1.3 in.
(109 x 62 x 33 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:    
Effective Megapixels: 14.0 24.2
Sensor Format: 1/2.3 inch APS-C
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 366.6mm2 (23.50mm x 15.60mm)
Approximate Pixel Pitch: 1.44 microns 3.92 microns
Focal Length Multiplier: n/a 1.5x
Aspect Ratio: 4:3, 16:9 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:   Optional
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No Yes
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 4288 x 3216 (13.8 MP, 4:3),
4224 x 2376 (10.0 MP, 16:9),
3072 x 2304 (7.1 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
640 x 480 (0.3 MP, 4:3)
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)
Image File Format: JPEG (EXIF 2.3) JPEG (EXIF 2.3), 14-bit RAW (DNG), RAW+JPEG
Continuous-mode frames/second: n/a 4.3
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30)
1280x720 (15)
640x480 (30)
640x480 (15)
320x240 (30)
320x240 (15)
1920x1080 (60p/​30p/​24p)
Movie File Format: AVI (Motion JPEG) MOV (Image: MPEG-4 AVC/H.264, Sound: Linear PCM)
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: No Yes
HD Video Connection: Display Port
Lens & Optics
Lens Mount: n/a n/a
Lens: Pentax Zoom; 6 elements in 5 groups, 3 aspheric GR lens, 6 elements in 4 groups with 2 aspheric elements
Focal Length (35mm equivalent): 28 - 110mm 28mm
Focal Length (actual): 4.9 - 19.6mm 18.3mm
Zoom Ratio: 4.00x 1.00x
Aperture Range: f/3.2 (W) / f/5.9 (T) - ??? f/2.8 - f/16, with 9-bladed diaphragm; 2EV ND filter
Integrated ND Filter: No Yes
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity
10 cm to Infinity
3.9 in to Infinity
Macro Focus Range: 8 - 50 cm
3.1 - 19.7 in
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 Yes
Digital Zoom Values: Up to approx. 6.7x 35mm eq. crop mode
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection; 3-point AF, Spot AF, Auto tracking AF Hybrid AF Phase/Contrast Detection: Auto-area AF, Zone AF, Select AF, Pinpoint AF, Tracking AF, Continuous AF, MF, Snap, Infinity
Auto Focus Assist Light? No Yes
Manual Focus: No Yes
Viewfinder
Viewfinder: LCD No / LCD
Viewfinder Type:   Optional hotshoe mounted optical viewfinders
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 230,000 dots 1,036,800 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 10.0x 16.0x
Top Deck Display: No
Exposure
Maximum ISO (native):   102400
Minimum ISO (native):   100
ISO Settings: Auto: 100-800, Digital SR 100-6400 (ISO 3200-6400 at 5M) Manual: 100-6400 (ISO 3200-6400 at 5M) Auto, ISO 100 - 102,400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten, Fluorescent, Manual 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
Shutter Speed Range: 1/2000 - 4 sec 1/4000 - 1200 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: TTL Multi-segment Multi-segment, Center-weighted, Spot, Highlight-weighted
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: Portrait, Night Scene Portrait, Night Scene, Movie, Landscape, Blue Sky, Sunset, Flower, Sport, Pet, Digital SR (ISO 3200-6400 5M), Natural Skin Tone, Kids, Frame Composite, Food, Candlelight, Text, Surf & Snow, Digital Panorama (2M per frame), Half Length Portrait (3M) 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
Self Timer: 2 or 10 seconds 2, 12 seconds
Time Lapse (intervalometer): No Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Flash Off, Flash On, Auto + Redeye, On + Redeye Flash On, Flash On+Red-eye, Slow-speed Sync, Slow Sync+Red-eye
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: Auto ISO: 16ft (wide), 8.5ft (tele) n/a
Max Flash Sync:    
Flash Exposure Compensation:   -2 to +1 EV
External Flash Connection: n/a Hot Shoe (Compatible with P-TTL Auto Flash)
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   14-bit RAW (DNG), RAW+JPEG
Movie File Format: AVI (Motion JPEG) MOV (Image: MPEG-4 AVC/H.264, Sound: Linear PCM)
Included Memory: 21.6 MB 2,000.0 MB
Included Memory Type: Internal Internal
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: No No
DPOF Compliant: Yes Yes
Remote Control: Yes
Remote Control Type:   Via Wi-Fi/Bluetooth
Connections (extended): Optional K-AC119 AC adapter kit USB-C (supports DisplayPort)
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
Buffer size for JPEG shooting in burst mode (frames, max resolution):   Unlimited
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
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI108 Proprietary DB-110
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI108 lithium-ion rechargeable 1 x Proprietary DB-110 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: No
Internal Charging Supported: Yes
Software
Included Software: Software CD-ROM S-SW116 with MediaImpression 3.0 for PENTAX (Windows) / MediaImpression 2.1 for PENTAX (Mac)  
OS Compatibility:    
Miscellaneous
Notes & Features: Very closely related to RS1000. Only differences are clip-on (screwless) face plates rather than screw-on kind, slightly more internal memory, newer software CD, and slight differences to scene and Auto Picture modes.