• 1/2.3 inch 28.1mm2
  • 16.1 megapixels
  • 25.00mm - 125.00mm (35mm eq.)
  • 1 inch 116.2mm2
  • 20.1 megapixels
  • 24.00mm - 70.00mm (35mm eq.)
  • Detailed specifications
  • Samsung ST66
  • Sony Cyber-shot DSC-RX100 IV
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Sony RX100 III
RX100 III vs RX100 IV
Successor:   Sony RX100 V
RX100 IV vs RX100 V
General
Model Number: ST66 RX100 IV
Alternate Model Number(s):   DSC-RX100M4
Camera Format: Compact Compact
Currently Manufactured: No Yes
Retail Price: $119.00 $1000.00
Street Price: $229.95 $898.00
Date Available: 2012-03-15 2015-07-15
Tripod Mount: Yes Yes
Weight: 3.6 oz (101 g) 10.4 oz (295 g)
includes batteries
Size: 3.5 x 2.1 x 0.7 in.
(90 x 53 x 17 mm)
4.0 x 2.3 x 1.6 in.
(102 x 58 x 41 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   Sony Exmor RS
Effective Megapixels: 16.1 20.1
Sensor Format: 1/2.3 inch 1 inch
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 116.16mm2 (13.20mm x 8.80mm)
Approximate Pixel Pitch: 1.34 microns 2.41 microns
Focal Length Multiplier: n/a 2.7x
Aspect Ratio: 4:3 3:2
Color Filter Type:   RGBG
Anti Aliasing Filter:   Fixed
Self-Cleaning: No No
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score:   70
DxO Color Depth Score (bits):   22.9
DxO Dynamic Range Score (evs):   12.6
DxO Maximum Effective ISO Score (iso):   562
Image Capture
Image Resolution: 4608 x 3456 (15.9 MP, 4:3),
4608 x 3072 (14.2 MP, 3:2),
4608 x 2592 (11.9 MP, 16:9),
3648 x 2736 (10.0 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
1984 x 1488 (3.0 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
1024 x 768 (0.8 MP, 4:3)
5472 x 3648 (20.0 MP, 3:2),
4864 x 3648 (17.7 MP, 4:3),
5472 x 3080 (16.9 MP, 16:9),
3648 x 3648 (13.3 MP, 1:1),
3888 x 2592 (10.1 MP, 3:2),
3648 x 2736 (10.0 MP, 4:3),
3648 x 2056 (7.5 MP, Other),
2736 x 1824 (5.0 MP, 3:2),
2592 x 1944 (5.0 MP, 4:3),
2720 x 1528 (4.2 MP, 16:9),
12416 x 1856 (23.0 MP, Other),
8192 x 1856 (15.2 MP, Other),
2160 x 5536 (12.0 MP, Other),
2160 x 3872 (8.4 MP, Other)
Image File Format: JPEG JPEG, RAW (ARW 2.3), RAW+JPEG
Continuous-mode frames/second: n/a 16.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30p/​15p)
640x480 (30p/​15p)
320x240 (30p/​15p)
3840x2160 (30p/​25p/​24p)
1920x1080 (120p/​100p/​60p/​60i/​50p/​50i/​24p)
1280x720 (30p/​25p)
1824x1026 (250p/​240p)
1676x566 (500p/​480p/​250p/​240p)
1136x384 (1000p/​960p/​500p/​480p)
800x270 (1000p/​960p)
Movie File Format: AVI (Motion JPEG) with monaural sound XAVC S 4K / XAVC S HD / AVCHD Ver.2.0 / MP4; with LPCM (2ch) / Dolby Digital (AC3) / MPEG-4 AAC-LC audio
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a n/a
Lens: Samsung Zoom Zeiss Vario-Sonnar T* Lens; 10 elements in 9 groups (9 aspheric elements including AA lens)
Focal Length (35mm equivalent): 25 - 125mm 24 - 70mm
Focal Length (actual): 4.5 - 22.5mm 8.8 - 25.7mm
Zoom Ratio: 5.00x 2.92x
Aperture Range: f/2.5 (wide) / f/6.3 (tele) - ??? f/1.8 (wide) / f/2.8 (tele) - f/11 with 7 blade aperture, plus built-in 3-stop ND filter
Integrated ND Filter: No Yes
Normal Focus Range: 80 cm to Infinity
31.5 in to Infinity
5 cm to Infinity
2.0 in to Infinity
Macro Focus Range: 5 cm to Infinity
2.0 in to Infinity
 
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 5x Up to 4x; 2x Clear Image Digital Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: Multi AF, Centre AF, Face Detection AF, Object Tracking AF, Smart Face Recognition AF Contrast Detection: Wide, Center, Flexible Spot (S/M/L), Expanded Flexble Spot, Lock on AF (Wide/Center/Flexible Spot (S/M/L)/Expanded Flexible Spot)
Auto Focus Assist Light? Yes Yes
Manual Focus: No Yes
Viewfinder
Viewfinder: LCD EVF / LCD
Viewfinder Type:   Pop-up EVF: 0.39-inch, XGA OLED, 2,359,296 dots, 100% coverage, 0.59x magnification, 20mm eye-point (from eyepiece)/ 19.2mm from eyepiece frame; -4.0 to +3.0 m^-1 diopter, ZEISS T* Coating, eye detector
Focus Peaking: No Yes
EVF Resolution: n/a 2,359,296 dots (786,432 pixels)
Viewfinder Magnification (35mm equivalent):   0.59x
Viewfinder Magnification (nominal/claimed):   0.22x
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 dots 1,228,800 dots (307,200 px)
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No Yes
Max Playback Zoom:   13.6x
Top Deck Display: No
Exposure
Maximum ISO (native):   12800
Minimum ISO (native):   125
ISO Settings: Auto, 80, 100, 200, 400, 800, 1600, 3200 Auto, ISO 125 - 12800 with ISO 80 and 100 low extensions, up to 25600 with Multi Frame NR
Auto ISO Mode: No Yes
White Balance Settings: Auto, Daylight, Cloudy, Fluorescent_H, Fluorescent_L, Tungsten, Custom Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (Warm, Cool, Day, Daylight), Flash, Color Temp/Filter, Custom
Shutter Speed Range: 1/2000 - 8 sec 1/32000 - 30 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: Multi, Spot, Center Weighted, Face Detection AE Multi-segment, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: Picture-in-Picture, Live Panorama Smart Auto : Portrait, Night Portrait, Backlight Portrait, Night, Backlight, Landscape, White, NaturalGreen, BlueSky, Sunset, Macro, Macro Text, Macro Color, Tripod, Action, Fireworks Scene : Funny Face, Intelligent Portrait, Magic Frame, Beauty-Shot, Night, Landscape, Text, Sunset, Dawn, Backlight, Beach&Snow Scene modes: Portrait, Sports Action, Macro, Landscape, Sunset, Night Scene, Handheld Twilight, Night Portrait, Anti Motion Blur, Pet Mode, Gourmet, Fireworks, High Sensitivity; DRO (Auto/Level); HDR (Auto/Level); Auto Portrait Framing; Sweep Panorama; HFR Mode; Picture Effects: Toy Camera, Pop Color, Posterization, Retro Photo, Soft High- key, Partial Color, High Contrast Monochrome, Soft Focus, HDR Painting, Rich-tone Monochrome, Miniature, Watercolor, Illustration
Self Timer: 2, 10, Double seconds 2, 5, 10; 3 or 5 shots after 2, 5, 10; Portrait seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Auto & Red-eye reduction, Fill-in flash, Slow sync, Flash Off, Red-eye fix Auto, Fill-flash, Slow Sync, Rear Sync, Off
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: Wide : 0.3m - 4.2m Tele : 0.5m - 1.6m (ISO AUTO) Auto ISO: Approx.0.4m to 10.2m (1.31 ft. to 33.46 ft.) (W) / Approx. 0.4 m to 6.5 m (1.31 ft. to 21.33 ft.) (T)
Max Flash Sync:   1/2000
Flash Exposure Compensation:   +/- 2.0 EV in 0.3EV steps
External Flash Connection: n/a n/a
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: microSD / microSDHC MS Duo / MS PRO Duo / SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   RAW (ARW 2.3), RAW+JPEG
Movie File Format: AVI (Motion JPEG) with monaural sound XAVC S 4K / XAVC S HD / AVCHD Ver.2.0 / MP4; with LPCM (2ch) / Dolby Digital (AC3) / MPEG-4 AAC-LC audio
Included Memory:   No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No Yes
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed,WiFi
PictBridge Compliant: No No
DPOF Compliant: No Yes
Remote Control: Yes
Remote Control Type:   Optional wired, via Wi-Fi
Connections (extended):   Micro HDMI (Type D) with 4K support; Multi-terminal Micro USB port supports optional wired remote
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   0.62
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):   0.61
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution):   16.0
Buffer size for JPEG shooting in burst mode (frames, max resolution):   40
RAW shooting speed in burst mode (fps):   8.6
Buffer size for RAW shooting in burst mode (frames):   28
RAW+JPEG shooting speed in burst mode (fps):   8.6
Buffer Size for RAW+JPEG shooting in burst mode (frames):   24
Shutter lag (full AF, wide/mid):   0.16 seconds
Shutter lag (full AF, tele):   0.23 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):   0.018 seconds
Shutter lag (full AF, with flash):   0.29 seconds
Shutter Lag (prefocused):   0.010 seconds
Shutter Lag (notes):    
Startup Time:   2.1 seconds
Play -> Record Time:   0.9 seconds
Flash cycle time, full power:   4.5 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   280 shots
Battery Life, Still (CIPA Rating OVF/EVF):   230 shots
Battery Life, Video:    
Battery Form Factor: Proprietary Proprietary NP-BX1
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary Lithium-ion rechargeable 1 x Proprietary NP-BX1 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:    
OS Compatibility:    
Miscellaneous
Notes & Features: 720p Video, Live Panorama, Smart Auto 2.0, Magic Frame, Picture-in-Picture, Funny Face. Available in a range of vibrant and trendy colors. Uses the world's first 1.0 type stacked EXMOR RS CMOS sensor with advanced signal processing and integrated DRAM; 4K internal video recording; 40x super slow-mo video; upgraded Fast Intelligent AF; 16fps burst mode, high-speed anti-distortion electronic shutter, pop-up XGA OLED EVF.