• 1/2.3 inch 28.1mm2
  • 14.0 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • 35mm 858.0mm2
  • 24.3 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Pentax Optio S1
  • Nikon Z5
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Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: S1 Z5
Alternate Model Number(s):    
Camera Format: Ultra Compact Compact System Camera
Currently Manufactured: No Yes
Retail Price: $199.95  
Street Price:   $1,096.95
Date Available: 2011-03-15 2020-08-27
Tripod Mount: Yes Yes
Weight: 4.4 oz (125 g)
includes batteries
23.8 oz (675 g)
includes batteries
Size: 3.6 x 2.1 x 0.8 in.
(92 x 54 x 21 mm)
5.3 x 4.0 x 2.7 in.
(134 x 101 x 70 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:    
Effective Megapixels: 14.0 24.3
Sensor Format: 1/2.3 inch 35mm
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 858.01mm2 (35.90mm x 23.90mm)
Approximate Pixel Pitch: 1.44 microns 5.97 microns
Focal Length Multiplier: n/a 1.0x
Aspect Ratio: 4:3 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:   Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: Yes 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),
3216 x 3216 (10.3 MP, 1:1),
4224 x 2376 (10.0 MP, 16:9),
3072 x 2304 (7.1 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
6016 x 4016 (24.2 MP, 3:2),
4512 x 3008 (13.6 MP, 3:2),
3008 x 2008 (6.0 MP, 3:2),
3936 x 2624 (10.3 MP, 3:2),
2944 x 1968 (5.8 MP, 3:2),
1968 x 1312 (2.6 MP, 3:2),
4016 x 4016 (16.1 MP, 1:1),
3008 x 3008 (9.0 MP, 1:1),
2000 x 2000 (4.0 MP, 1:1),
6016 x 3384 (20.4 MP, 16:9),
4512 x 2536 (11.4 MP, 16:9),
3008 x 1688 (5.1 MP, 16:9),
3840 x 2160 (8.3 MP, 16:9),
1920 x 1080 (2.1 MP, 16:9)
Image File Format: JPEG (Exif 2.3) JPEG (EXIF 2.31), NEF (RAW): 12 or 14 bit, lossless compressed, compressed, or uncompressed; large, medium, and small available (medium and small images are recorded at a bit depth of 12 bits using lossless compression); TIFF
Continuous-mode frames/second: n/a n/a
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30/​15)
640x480 (30/​15)
320x240 (30/​15)
3840x2160 (30p/​25p/​24p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
Movie File Format: AVI (Motion JPEG) MOV/MP4 (H.265/MPEG-4 AVC, Linear PCM/AAC 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: Pentax zoom lens, 9 elements in 8 groups, 4 aspheric elements n/a
Focal Length (35mm equivalent): 28 - 140mm  
Focal Length (actual): 5 - 25mm  
Zoom Ratio: 5.00x  
Aperture Range: f/3.9 (wide) / f/5.7 (tele) - ???  
Integrated ND Filter: No No
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity
 
Macro Focus Range: 1 - 30 cm
0.4 - 11.8 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 7x; Intelligent Zoom up to 33.5x at VGA 1.5x (DX), 5:4, 1:1, 16:9 crop modes
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 9-point Contrast Detection with face detection, spot, pan, and auto tracking modes Hybrid phase-detection/contrast AF; 273 (single-point AF); Pinpoint, single-point and dynamic-area AF (pinpoint and dynamic-area AF available in photo mode only); wide-area AF (S); wide-area AF (L); auto-area AF; Autofocus (AF): Single-servo AF (AF-S); continuous-servo AF (AF-C); full-time AF (AF-F; available only in movie mode); predictive focus tracking; Manual focus (M): Electronic rangefinder
Auto Focus Assist Light? No Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: LCD EVF / LCD
Viewfinder Type:   EVF: 1.27-cm/0.5-in., approx. 3690k-dot (Quad VGA) OLED with color balance and auto and 11-level manual brightness controls, 100% coverage, 0.8x magnification, 21mm eyepoint, -4 to +2 diopter, eye sensor
Focus Peaking: No Yes
EVF Resolution: n/a 3,686,400 dots (1,228,800 pixels)
Viewfinder Magnification (35mm equivalent):   0.80x
Viewfinder Magnification (nominal/claimed):   0.80x
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.2
Rear Display Resolution: 230,000 dots 1,040,000 dots
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom:   24.0x
Top Deck Display: No
Exposure
Maximum ISO (native):   51200
Minimum ISO (native):   100
ISO Settings: Auto: TBD, Manual: TBD Auto, 100 - 51,200 in 1/3, 1/2 or 1EV steps, plus down to 50 in Lo-1 and up to 102,400 in Hi-1
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten, Fluorescent , Manual Auto (3), Natural Light Auto, Incandescent, Fluorescent (7), Direct Sunlight, Flash, Cloudy, Shade, Preset Manual (6), Color Temperature (2,500K-10,000K); Fine-tuning available.
Shutter Speed Range: 1/1600 - 4 sec 1/8000 - 30 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Multi-segment, Center-weighted, Spot Matrix, Center-weighted (weight of 75% given to 12-mm circle in center of frame; weighting can be based on average of entire frame), Spot (4mm circle or about 1.5% frame, centered on selected focus point), Highlight-weighted
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: Auto Picture (Landscape, Portrait, Night Scene, Night Scene Portrait, Standard, Flower, Sport, Candlelight, Blue Sky, Sunset, Text, Group Photo, Portrait x Blue Sky, Portrait x Sunset, Portrait x Backlight), Blue Sky, Landscape, Flower, Sunset, Night Scene, Night Scene Portrait, Portrait, Natural Skin Tone, Food, Digital SR, Kids, Pet, Sport, Surf & Snow, Fireworks, Frame Composite, Party, Candlelight, Text, Miniature, HDR 3 User Settings (U1, U2, U3); HDR, Multiple Exposure (Add, average, lighten, darken)
Self Timer: 2 or 10 seconds 2/5/10/20 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Flash Off, Flash On, Auto + Redeye, On + Redeye Front-curtain sync, slow sync, rear-curtain sync, red-eye reduction, red-eye reduction with slow sync, slow rear-curtain sync, off
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: 12 ft (wide, auto ISO), 8.2 ft (tele, auto ISO) n/a
Max Flash Sync:   1/200
Flash Exposure Compensation:   -3 to +1 EV in 0.3EV steps
External Flash Connection: n/a ISO-type hotshoe
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support:   UHS-II
Other Memory:    
Dual Card Slots: No Yes
RAW Capture Support: No Yes
Uncompressed Format:   NEF (RAW): 12 or 14 bit, lossless compressed, compressed, or uncompressed; large, medium, and small available (medium and small images are recorded at a bit depth of 12 bits using lossless compression); TIFF
Movie File Format: AVI (Motion JPEG) MOV/MP4 (H.265/MPEG-4 AVC, Linear PCM/AAC audio)
Included Memory: 0.0 MB No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: No Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional IR Wi-Fi, Bluetooth or optional wired or wireless
Connections (extended):   Mini (Type C) HDMI, USB 3.1 Gen 1 Type C (SuperSpeed USB), 10-pin Expansion Terminal, Stereo Mic Jack (3.5mm, plug-in power provided), Stereo Audio Out (3.5mm)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):    
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):    
Camera penalizes early shutter press?
JPEG shooting speed in burst mode (fps, max resolution):    
Buffer size for JPEG shooting in burst mode (frames, max resolution):    
RAW shooting speed in burst mode (fps):    
Buffer size for RAW shooting in burst mode (frames):    
RAW+JPEG shooting speed in burst mode (fps):    
Buffer Size for RAW+JPEG shooting in burst mode (frames):    
Shutter lag (full AF, wide/mid):    
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused):    
Shutter Lag (notes):    
Startup Time:    
Play -> Record Time:    
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:   85 minutes
Battery Form Factor: Proprietary D-LI78 Proprietary
Usable Battery Types: Lithium-ion rechargeable EN-EL15c/EN-EL15b/EN-EL15a/EN-EL15 Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI78 Lithium-ion rechargeable 1 x Proprietary EN-EL15c Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: Yes
Software
Included Software: Pentax Software CDROM  
OS Compatibility:    
Miscellaneous
Notes & Features: Sensor-shift Shake Reduction (SR), 720p HD movies, Auto Picture mode detects 14 scene types, Face Detection, Smile Capture, Blink Detection, High Dynamic Range (HDR) mode, 9 digital filters, optional IR remote, in-body recharge system. Available in chrome, black or green finishes.