• 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 200 - 25,600
  • APS-C 366.6mm2
  • 20.1 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Olympus OM-D E-M1
  • Pentax K-S1
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Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor: Olympus E-M1 II
E-M1 vs E-M1 II
 
General
Model Number: E-M1 K-S1
Alternate Model Number(s):    
Camera Format: Compact System Camera SLR
Currently Manufactured: No No
Retail Price: $1300.00 $799.95
Street Price: $999.00 $500.00
Date Available: 2013-10-15 2014-09-15
Tripod Mount: Yes Yes
Weight: 17.5 oz (497 g)
includes batteries
27.0 oz (765 g)
includes batteries, kit lens
Size: 5.1 x 3.7 x 2.5 in.
(130 x 94 x 63 mm)
4.8 x 3.7 x 2.8 in.
(121 x 93 x 70 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: Live MOS CMOS
Sensor Manufacturer:    
Effective Megapixels: 16.1 20.1
Sensor Format: 4/3 APS-C
Sensor size: 224.9mm2 (17.30mm x 13.00mm) 366.6mm2 (23.50mm x 15.60mm)
Approximate Pixel Pitch: 3.75 microns 4.29 microns
Focal Length Multiplier: 2.0x 1.5x
Aspect Ratio: 4:3 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: None Optional
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes Yes
On-Sensor Phase Detect: Yes No
DxO Sensor Score: 73 78
DxO Color Depth Score (bits): 23.0 23.5
DxO Dynamic Range Score (evs): 12.7 13.0
DxO Maximum Effective ISO Score (iso): 757 1,061
Image Capture
Image Resolution: 4608 x 3456 (15.9 MP, 4:3),
2560 x 1920 (4.9 MP, 4:3),
1280 x 980 (1.3 MP, Other),
640 x 480 (0.3 MP, 4:3)
5472 x 3648 (20.0 MP, 3:2),
4224 x 2816 (11.9 MP, 3:2),
3072 x 2048 (6.3 MP, 3:2),
1920 x 1280 (2.5 MP, 3:2)
Image File Format: JPEG, MPO, 12-bit RAW, RAW + JPEG JPEG (EXIF 2.30), 12-bit RAW (.PEF, .DNG)
Continuous-mode frames/second: 9.9 5.4
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p (24Mbps/​16Mbps))
1280x720 (30p (12Mbps/​8Mbps))
640x480 (30p)
1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p)
Movie File Format: MOV (MPEG-4 AVC/H.264 with stereo sound), AVI (Motion JPEG) MPEG-4 AVC/H.264 (MOV)
Composite Video Out: Yes
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: No n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Micro Four Thirds Pentax K (KA/KAF/KAF2)
Lens: n/a smc Pentax-DA L 18-55mm f/3.5-5.6 AL
Focal Length (35mm equivalent):   27 - 83mm
Focal Length (actual):   18 - 55mm
Zoom Ratio:   3.06x
Aperture Range:   f/3.5 - f/22 (wide) / f/5.6 - f/40 (tele)
Integrated ND Filter: No No
Normal Focus Range:   25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:    
Filter Thread: n/a 52.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom:
Digital Zoom Values:    
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: High-speed Dual AF: 37-point On-Chip Phase Detection AF or 81-point Contrast Detection AF with Group Target, Small Target and Super Spot AF modes SAFOX IX i+, TTL phase-matching -11 point (9 cross type focus points in the center)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD Optical / LCD
Viewfinder Type: EVF; 2.36M-dot LCD, 1.48x magnification, 100% coverage, 21mm eyepoint, -4 to +2 diopter, eye sensor SLR type; eye-level pentaprism, ~100% coverage, 0.95x mag., 20.5mm eyepoint, -2.5 to +1.5 diopter
Focus Peaking: Yes Yes
EVF Resolution: 2,360,000 dots n/a
Viewfinder Magnification (35mm equivalent): 0.74x 0.63x
Viewfinder Magnification (nominal/claimed): 1.48x 0.95x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 1,037,000 dots 921,600 dots (307,200 px)
Touchscreen: Yes No
Articulating Screen: Yes No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 14.0x 16.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 25600 51200
Minimum ISO (native): 200 100
ISO Settings: AUTO: ISO Low (100) - 25600 (customizable, Default 200-1600) / Manual ISO Low (100) - 25600, 1/3 or 1 EV steps selectable Auto, 100-51200 (1, 1/2 or 1/3 EV steps)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Lamp, Fluorescent, Daylight, Flash, Cloudy, Shade, Custom WB, One-touch WB Auto, Multi Auto, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N: Daylight White, W: Cool White, L: Warm White), Tungsten Light, Flash, CTE, Manual, Color Temperature
Shutter Speed Range: 1/16000 - 60 sec 1/6000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Digital ESP metering (324-area multi pattern metering), Center weighted average metering, Spot metering, Spot metering with highlight control, Spot metering with shadow control TTL open-aperture: 77 segment Multi, 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 select AE (Portrait, e-Portrait, Landscape, Landscape + Portrait, Sport, Night, Night + Portrait, Children, High Key, Low Key, DIS mode, Macro, Nature Macro, Candle, Sunset, Documents, Panorama, Fireworks, Beach & Snow, Fisheye Conv., Wide Conv., Macro Conv., 3D with 3D lens(H-FT012 by Panasonic) only, still only.), Art Filter, Underwater wide / macro Sensitivity Priority, Shutter & Aperture Priority (Tav); Scene: Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPEG only), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum; Effect: Faded Color, Clear Tone, Brilliant Color, Unicolor Bold, Vintage Color, Cross Processing, Warm Fade, Tone Expansion, Bold Monochrome, Infrared Filter, Vibrant Color Enhance; Digital filters (capture): Extract Color, Replace Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Unicolor Bold, Bold Monochrome; HDR: Auto, HDR1, HDR2, HDR3
Self Timer: 2, 10 seconds 2 or 12 seconds
Time Lapse (intervalometer): Yes  
High Resolution Composite: No No
Flash
Built-in Flash: No Yes
Flash Modes: Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual(1/1 (FULL) - 1/64) Auto Flash Discharge, Auto Flash + Red-eye Reduction (Auto Picture, Scene) Flash On, Flash On+ Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync, Manual Flash Discharge (Full-1/128)
Flash Guide Number (ISO 100): 7.0 m / 23.0 ft. 10.0 m / 32.8 ft.
Flash Range Description: Bundled FL-LM2 flash has GN of 7m/ISO 100 Depends on lens
Max Flash Sync: 1/320 1/180
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps -2 to +1 EV in 0.5EV steps
External Flash Connection: Hot Shoe, PC Sync Terminal Hot Shoe
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-I
Other Memory:   UHS-I compliant
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: 12-bit RAW, RAW + JPEG 12-bit RAW (.PEF, .DNG)
Movie File Format: MOV (MPEG-4 AVC/H.264 with stereo sound), AVI (Motion JPEG) MPEG-4 AVC/H.264 (MOV)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes No
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: Yes No
Headphone Jack: No No
External Connections: USB 2.0 High Speed,WiFi USB 2.0 High Speed
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Via Wi-Fi or optional Remote Cable RM-UC1 Optional IR
Connections (extended): Micro HDMI (Type-D), combined AV/USB connector, Accessory Port 2, 3.5mm stereo mini jack Micro (Type D) HMDI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.47  
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.47  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.54  
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 9.9 5.4
Buffer size for JPEG shooting in burst mode (frames, max resolution): 50 20
RAW shooting speed in burst mode (fps): 9.9  
Buffer size for RAW shooting in burst mode (frames): 50  
RAW+JPEG shooting speed in burst mode (fps): 9.9  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 34  
Shutter lag (full AF, wide/mid): 0.14 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.068 seconds  
Shutter lag (full AF, with flash): 0.27 seconds  
Shutter Lag (prefocused): 0.047 seconds  
Shutter Lag (notes): Full Autofocus lag, Multi-area AF mode = 0.138s  
Startup Time: 0.8 seconds  
Play -> Record Time: 0.4 seconds  
Flash cycle time, full power: 4.9 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 350 shots  
Battery Life, Still (CIPA Rating OVF/EVF):   480 shots
Battery Life, Video:    
Battery Form Factor: Proprietary BLN-1 Proprietary D-LI109
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary BLN-1 Lithium-ion rechargeable 1 x Proprietary D-LI109 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: Olympus Viewer 3 CD-ROM Digital Camera Utility 5 Software CD-ROM
OS Compatibility:    
Miscellaneous
Notes & Features: The K-S1 comes in 3 standard colors: black, blue, and white. In addition, two separate color collections are available; The Fabric Collection, containing 4 unique colors such as cotton beige and tweed gray – and the Night Sky Collection, with 5 more elegant colors like Sunset Orange, Dawn Purple, and Midnight Black.