• 1/1.7 inch 43.3mm2
  • 12.4 megapixels
  • ISO 100 - 12,800
  • 4/3 224.9mm2
  • 16.0 megapixels
  • ISO 200 - 25,600
  • Detailed specifications
  • Pentax Q-S1
  • Panasonic Lumix DC-GX850
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax Q7
Q7 vs Q-S1
Panasonic GF7
GF7 vs GX850
Successor:    
General
Model Number: Q-S1 GX850
Alternate Model Number(s):   GX800, GF9
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: No Yes
Retail Price: $499.95 $549.99
Street Price: $349.95 $547.99
Date Available: 2014-08-31 2017-02-01
Tripod Mount: Yes Yes
Weight: 7.2 oz (203 g)
includes batteries
11.9 oz (336 g)
includes batteries, kit lens
Size: 4.1 x 2.3 x 1.3 in.
(105 x 58 x 34 mm)
4.2 x 2.5 x 1.3 in.
(107 x 65 x 33 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS Live MOS
Sensor Manufacturer:   Panasonic
Effective Megapixels: 12.4 16.0
Sensor Format: 1/1.7 inch 4/3
Sensor size: 43.32mm2 (7.60mm x 5.70mm) 224.9mm2 (17.30mm x 13.00mm)
Approximate Pixel Pitch: 1.90 microns 3.77 microns
Focal Length Multiplier: 4.6x 2.0x
Aspect Ratio: 4:3 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed None
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score:   73
DxO Color Depth Score (bits):   23.2
DxO Dynamic Range Score (evs):   13.3
DxO Maximum Effective ISO Score (iso):   586
Image Capture
Image Resolution: 4000 x 3000 (12.0 MP, 4:3),
4000 x 2664 (10.7 MP, 3:2),
4000 x 2248 (9.0 MP, 16:9),
2992 x 2992 (9.0 MP, 1:1),
3072 x 2304 (7.1 MP, 4:3),
3072 x 2048 (6.3 MP, 3:2),
3072 x 1728 (5.3 MP, 16:9),
2304 x 2304 (5.3 MP, 1:1),
1920 x 1440 (2.8 MP, 4:3),
1920 x 1280 (2.5 MP, 3:2),
1920 x 1080 (2.1 MP, 16:9),
1440 x 1440 (2.1 MP, 1:1)
4592 x 3448 (15.8 MP, 4:3),
4592 x 3064 (14.1 MP, 3:2),
4592 x 2584 (11.9 MP, 16:9),
3424 x 3424 (11.7 MP, 1:1),
3232 x 2424 (7.8 MP, 4:3),
3232 x 2160 (7.0 MP, 3:2),
3232 x 1824 (5.9 MP, Other),
2416 x 2416 (5.8 MP, 1:1),
2272 x 1704 (3.9 MP, 4:3),
2272 x 1520 (3.5 MP, Other),
1920 x 1080 (2.1 MP, 16:9),
1712 x 1712 (2.9 MP, 1:1),
1824 x 1368 (2.5 MP, 4:3),
1824 x 1216 (2.2 MP, 3:2),
1824 x 1024 (1.9 MP, 16:9),
1712 x 1712 (2.9 MP, 1:1)
Image File Format: JPEG (Exif 2.3), 12-bit RAW (DNG), RAW+JPEG JPEG (EXIF 2.3), MPO, RAW (RW2), RAW+JPEG
Continuous-mode frames/second: 5.0 9.4
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p/25p/24p)
1280x720 (30p/25p/24p)
640x480 (30p/25p/24p)
3840x2160 (30p/24p)
1920x1080 (60p/60i/30p/24p)
1280x720 (30p)
Movie File Format: MOV (AVC H.264) with monaural sound AVCHD (Audio format: Dolby Digital 2ch) / MP4 (Audio format AAC 2ch)
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Pentax Q Micro Four Thirds
Lens: 02 Standard Zoom smc Pentax 5-15mm f/2.8-4.5 ED AL [IF] Panasonic LUMIX G VARIO 12-32mm f/3.5-5.6 ASPH. MEGA O.I.S. (H-FS12032); 8 elements in 7 groups (3 aspherical lenses, 1 ED)
Focal Length (35mm equivalent): 23 - 69mm 24 - 64mm
Focal Length (actual): 5 - 15mm 12 - 32mm
Zoom Ratio: 3.00x 2.67x
Aperture Range: f/2.8 (W) / f/4.5 (T) - f/8 f/3.5 (wide) / f/5.6 (tele) - f/22; 7 diaphragm blades (circular)
Integrated ND Filter: No No
Normal Focus Range: 30 cm to Infinity
11.8 in to Infinity
20 cm to Infinity
7.9 in to Infinity
Macro Focus Range:    
Filter Thread: 40.5mm 37.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes
Digital Zoom Values:   2x, 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: AF Single (w focus lock, focus/release priority selectable), AF Continuous, AF Face Detection, Manual; Auto 25 Point, User-Selectable, Center Contrast Detection: Face detection, AF Tracking, 49-area-focusing, Custom Multi, 1-area-focusing, Pinpoint; Quick AF, Continuous AF, AF+MF, MF Assist, Touch AF/AE Function, Touch MF Assist, Touch Shutter
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: No / LCD No / LCD
Viewfinder Type: Optional O-VF1 Optical Viewfinder (hotshoe mount)  
Focus Peaking: Yes Yes
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: 460,000 dots 1,040,000 dots (347,000 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No Yes
Max Playback Zoom: 16.0x 16.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 12800 25600
Minimum ISO (native): 100 200
ISO Settings: Auto: ISO 100 to 12800 (1/3 EV steps); Bulb mode up to ISO 1600 Auto, Intelligent ISO, 100 (extended), 200 - 25600; in 1 or 1/3 EV steps
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE Auto, Daylight, Cloudy, Shade, Incandescent, Flash, White Set 1/2/3/4, Color Temperature Setting (2,500-10,000K in 100K steps)
Shutter Speed Range: 30 - 1/8000 60 - 1/16000
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Multi-segment, Center-weighted, Spot 1728-zone Intelligent Multiple, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Scene: Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR, Night Snap, HDR, Quick Macro, Food, Pet, Kids, Surf&Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum; Digital filters (capture): Toy Camera, High Contrast, Shading, Slim, HDR, Invert Color, Extract Color, Color, Water Color, Posterization, Fish-eye); HDR Capture: Auto, HDR 1, HDR 2; Dynamic Range Adjustment: Highlight and/or Shadow correction Scene: Portrait, Child, Silky Skin, Backlit Softness, Relaxing Tone, Distinct Scenery, Bright Blue Sky, Romantic Sunset Glow, Vivid Sunset Glow, Glistening Water, Clear Nightscape, Cool, Night Sky, Warm Glowing Nightscape, Artistic Nightscape, Glittering Illuminations, Handheld Night Shot, Clear Night Portrait, Soft Image of a Flower, Appetizing Food, Cute Dessert, Freeze Animal Motion, Clear Sports Shot, Monochrome; Creative Control: Expressive, Retro, Old Days, High Key, Low Key, Sepia, Monochrome, Dynamic Monochrome, Rough Monochrome, Silky Monochrome, Impressive Art, High Dynamic, Cross Process, Toy Effect, Toy Pop, Bleach Bypass, Miniature Effect, Soft Focus, Fantasy, Star Filter, One Point Color, Sunshine; Panorama (Standard / Wide / Self Shot Mode)
Self Timer: 2 or 12 seconds 2, 10, 3 shots in 10 seconds
Time Lapse (intervalometer): Yes Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: P-TTL, Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync., Slow Sync./Red-eye Reduction, Forced Off; 1st. Curtain Sync, 2nd Curtain Sync
Flash Guide Number (ISO 100): 4.9 m / 16.1 ft. 4.0 m / 13.1 ft.
Flash Range Description: Lens dependent. GN of ~7m at ISO 200. GN=5.6m (18.3 feet) at ISO 200 / 4.0m (13.1 feet) at ISO 100
Max Flash Sync: 1/2000 1/50
Flash Exposure Compensation: -2 to +1 EV +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe n/a
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC / SDXC microSD / microSDHC / microSDXC
UHS Support:   UHS-I
Other Memory: Eye-Fi  
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: 12-bit RAW (DNG), RAW+JPEG RAW (RW2), RAW+JPEG
Movie File Format: MOV (AVC H.264) with monaural sound AVCHD (Audio format: Dolby Digital 2ch) / MP4 (Audio format AAC 2ch)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
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 Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional IR Via Wi-Fi
Connections (extended): Micro (Type D) HDMI Micro HDMI (Type-D), Micro-B USB 2.0
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.50 0.35
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):   0.34
Camera penalizes early shutter press? Yes
JPEG shooting speed in burst mode (fps, max resolution): 5.0 9.4
Buffer size for JPEG shooting in burst mode (frames, max resolution): 5 114
RAW shooting speed in burst mode (fps):   9.5
Buffer size for RAW shooting in burst mode (frames):   17
RAW+JPEG shooting speed in burst mode (fps):   9.6
Buffer Size for RAW+JPEG shooting in burst mode (frames):   16
Shutter lag (full AF, wide/mid):   0.23 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):   0.086 seconds
Shutter lag (full AF, with flash):   0.45 seconds
Shutter Lag (prefocused):   0.085 seconds
Shutter Lag (notes):    
Startup Time:   2.0 seconds
Play -> Record Time:   0.6 seconds
Flash cycle time, full power: 0.0 seconds 1.6 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 250 shots 210 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:   20 minutes
Battery Form Factor: Proprietary D-LI68 Proprietary
Usable Battery Types: Lithium-ion rechargeable 7.2v, 680mAh Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI68 Lithium-ion rechargeable 1 x Proprietary 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: Digital Camera Utility 5 PHOTOfunSTUDIO and SILKYPIX Developer available as free downloads
OS Compatibility: Windows Vista/7/8/8.1, Mac OS X 10.6+  
Miscellaneous
Notes & Features: New body, faster focusing, continuous AF in movies for Performance-series lenses with the exception of the 06 Telephoto Zoom. Also adds Antique and Fade Color effects, but removes Cross Processing and Watercolor effects. Available in 40 color combinations via Pentax's Color To Order system, of which four combinations are also available at retail. Available in black or silver.