Pentax K-x vs Olympus Stylus 1s Specifications

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APS-C 369.7mm²
12.4 megapixels
ISO 200 - 6400

Go in depth with our full Pentax K-x Review.
See real-world photos taken with the K-x.

1/1.7 inch 43.3mm²
12.0 megapixels
28.00mm - 300.00mm (35mm eq.)

Go in depth with our full Olympus Stylus 1s Review.

Detailed specifications
Pentax K-x
Olympus Stylus 1s

Links
Prices:		Compare Prices
Manufacturer URL:	Manufacturer website	Manufacturer website
Predecessor:	Pentax K2000 K2000 vs K-x	Olympus Stylus 1 Stylus 1 vs Stylus 1s
Successor:	Pentax K-r K-x vs K-r
General
Model Number:	K-x	Stylus 1s
Alternate Model Number(s):
Camera Format:	SLR	EVF
Currently Manufactured:	No	No
Retail Price:	$649.95	$699.99
Street Price:	$701.76	$549.00
Date Available:	2009-10-15	2015-04-15
Tripod Mount:	Yes	Yes
Weight:	27.9 oz (791 g) includes batteries, kit lens	14.2 oz (402 g) includes batteries
Size:	4.8 x 3.6 x 2.7 in. (122 x 92 x 69 mm)	4.6 x 3.4 x 2.2 in. (116 x 87 x 57 mm)
Waterproof:	No	No
Waterproof Depth:	n/a	n/a

Image Sensor
Sensor Type:	CMOS	CMOS
Sensor Manufacturer:
Effective Megapixels:	12.4	12.0
Sensor Format:	APS-C	1/1.7 inch
Sensor size:	369.72mm² (23.7mm x 15.6mm)	43.32mm² (7.6mm x 5.7mm)
Approximate Pixel Pitch:	5.53 microns	1.92 microns
Focal Length Multiplier:	1.5x	n/a
Aspect Ratio:	3:2	4:3
Color Filter Type:	RGBG	RGBG
Anti Aliasing Filter:	Fixed	None
Self-Cleaning:	Yes	No
Sensor shift image stabilization:	Yes	No
On-Sensor Phase Detect:	No	No
DxO Sensor Score:	72
DxO Color Depth Score (bits):	22.8
DxO Dynamic Range Score (evs):	12.5
DxO Maximum Effective ISO Score (iso):	811
Image Capture
Image Resolution:	4288 x 2848 (12.2 MP, Other), 3936 x 2624 (10.3 MP, 3:2), 3072 x 2048 (6.3 MP, 3:2), 1728 x 1152 (2.0 MP, 3:2)	3968 x 2976 (11.8 MP, 4:3), 2560 x 1920 (4.9 MP, 4:3), 1280 x 960 (1.2 MP, 4:3), 640 x 480 (0.3 MP, 4:3), 3200 x 2400 (7.7 MP, 4:3), 1920 x 1440 (2.8 MP, 4:3), 1600 x 1200 (1.9 MP, 4:3), 1024 x 768 (0.8 MP, 4:3)
Image File Format:	JPEG (EXIF 2.21), 12-bit RAW (.PEF, .DNG)	JPEG, 12-bit RAW, RAW+JPEG
Continuous-mode frames/second:	4.3	7.0
Video Capture
Can take movies:	Yes	Yes
Movie Resolution:	1280x720 (24) 640x416 (24)	1920x1080 (30p) 1280x720 (30p) 640x480 (120p) 320x240 (240p)
Movie File Format:		.MOV (MPEG-4 AVC / H.264) with linear PCM 16-bit 48kHz stereo audio / AVI (Motion JPEG)
Composite Video Out:	Yes	Yes
NTSC/PAL Switchable Video:	Yes	Yes
Video Usable as Viewfinder:	No
HD Video Out:	No	Yes
HD Video Connection:		HDMI

Lens & Optics
Lens Mount:	Pentax K (KA/KAF/KAF2/3)	n/a
Lens:	smc Pentax DA L 18-55mm f/3.5-5.6 AL	i.Zuiko Digital ED; 12 elements in 10 groups, 8 apherical; 9-step zoom function
Focal Length (35mm equivalent):	27 - 84mm	28 - 300mm
Focal Length (actual):	18 - 55mm	6 - 64mm
Zoom Ratio:	3.00x	10.70x
Aperture Range:	f/3.5 - 22 (W), f/5.6 - 38 (T)	f/2.8 - f/8 (W/T); built-in 3-stop ND filter
Integrated ND Filter:	No	Yes
Normal Focus Range:		10 cm to Infinity 3.9 in to Infinity
Macro Focus Range:		5 - 60 cm 2.0 - 23.6 in
Filter Thread:	52.0mm	n/a
Thread Type:	n/a	Body threads for opt. adapter
Optical Image Stabilization:	No	Yes
Digital Zoom:	No	Yes
Digital Zoom Values:	n/a	2x
Auto Focus
Auto Focus:	Yes	Yes
Auto Focus Type:	SAFOX VIII TTL phase-detect 11 point (9 cross) AF: 11 pt auto, 5 pt auto, AF pt select, center/spot	Contrast Detection: 35-area multiple AF (All target, Group target area (9-area), Single target, Small target)
Auto Focus Assist Light?	Yes	Yes
Manual Focus:	Yes	Yes
Viewfinder
Viewfinder:	Optical / LCD	EVF / LCD
Viewfinder Type:	SLR type; fixed eye-level pentamirror, 96% coverage, 0.85x mag., -2.5 to +1.5 diopter	1.44M-dot LCD, 0.58x magnification (35mm eq.), ~100% coverage, ~18mm eyepoint, -4 to +2 diopter
Focus Peaking:	No	Yes
EVF Resolution:	n/a	1,440,000 dots
Viewfinder Magnification (35mm equivalent):	0.57x	0.58x
Viewfinder Magnification (nominal/claimed):	0.85x
Display
Eye-level Viewfinder:	Yes	Yes
Rear Display:	Yes	Yes
Rear Display Size (inches):	2.7	3.0
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:	16.0x	14.0x
Top Deck Display:	No	No

Exposure
Maximum ISO (native):	6400	12800
Minimum ISO (native):	200	100
ISO Settings:	Auto (200-6400), 100, 200, 400, 800, 1600, 3200, 6400; expandable to 12800	AUTO ISO 100 - 12800 (customizable, Default 100-1600) Manual ISO 100 - 12800, 1/3 EV steps
Auto ISO Mode:	Yes	Yes
White Balance Settings:	Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent (D, N, W, L), Flash, Custom	Auto, Sunny, Shadow, Cloudy, Incandescent, Fluorescent , Flash, Manual (2), Kelvin
Shutter Speed Range:	1/6000 - 30 sec	1/2000 - 60 sec
Bulb Mode:	Yes	Yes
Exposure Compensation:	+/- 2.0EV in 0.3EV steps	+/- 3.0EV in 0.3EV steps
Metering Modes:	16-segment Multi, Center-weighted, Spot	324-zone Digital ESP, Center-weighted Average, Spot
Program Auto Exposure:	Yes	Yes
Aperture Priority:	Yes	Yes
Shutter Priority:	Yes	Yes
Full Manual Exposure:	Yes	Yes
Creative Exposure Modes:	Auto Picture (Portrait, Landscape, Macro, Action, Night Scene Portrait, Picture (Portrait, Landscape, Macro, Action, Night Scene Portrait, Standard Flash Off), Scene (Night Scene, Surf & Snow, Food, Sunset, Kids, Pet, Candlelight, Museum, Stage Lighting [JPG], Night Snap [JPG]), Sensitivity Priority	Scene (Portrait, e-Portrait, Landscape, Interval Shooting, Sport, Night, Night + Portrait, Sunset, Documents, Panorama (assist-only), Fireworks, Multiple Exposure, Beach & Snow), 11 Art Filters and 5 Art Effects.
Self Timer:	2 or 12 seconds	2, 12, custom seconds
Time Lapse (intervalometer):		Yes
High Resolution Composite:	No	No
Flash
Built-in Flash:	Yes	Yes
Flash Modes:	On, off, redeye, slow sync, slow sync w redeye, slow sync w trailing curtain, wireless	Auto, Red-eye reduction, Fill-in, Off, Red-eye reduction slow sync., Slow sync, Full, Manual, Wireless (4 channels, 4 groups)
Flash Guide Number (ISO 100):	11.3 m / 37.1 ft.	n/a
Flash Range Description:	Depends on lens	ISO 1600 (W/T): 0.1 ‑ 10.3m / 0.3 - 34 ft.
Max Flash Sync:	1/180	1/2000 (internal flash)
Flash Exposure Compensation:	-2 to +1 EV in 0.5EV steps	+/- 3.0 EV in 0.3EV steps
External Flash Connection:	Hot Shoe	Hot Shoe
Built-In Wireless Flash Control:	Full TTL exposure	Full TTL exposure
Image Storage
Usable Memory Types:	SD / SDHC	SD / SDHC / SDXC
UHS Support:		UHS-I
Other Memory:		UHS-I compliant
Dual Card Slots:	No	No
RAW Capture Support:	Yes	Yes
Uncompressed Format:	12-bit RAW (.PEF, .DNG)	12-bit RAW, RAW+JPEG
Movie File Format:		.MOV (MPEG-4 AVC / H.264) with linear PCM 16-bit 48kHz stereo audio / AVI (Motion JPEG)
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	Optional RM-UC1 Remote cable
Connections (extended):	AC adapter available	Multi-connector (USB/AV/Remote); Type-D Micro HDMI

Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):	0.39
Cycle time for RAW shooting in single shot mode (seconds per frame):	0.43
Buffer size for RAW shooting in single shot mode (frames):	10
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):
Camera penalizes early shutter press?	No
JPEG shooting speed in burst mode (fps, max resolution):	4.3	7.0
Buffer size for JPEG shooting in burst mode (frames, max resolution):	25
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):	0.10 seconds
Shutter lag (full AF, tele):
Shutter lag (full AF, live view - DSLR):
Shutter lag (prefocused, live view - DSLR):
Shutter Lag (manual focus):	0.082 seconds
Shutter lag (full AF, with flash):	0.23 seconds
Shutter Lag (prefocused):	0.082 seconds
Shutter Lag (notes):	Live View: Phase-detect Full AF: 0.448s Contrast-detect Full AF: 2.567s Prefocused: 0.427s
Startup Time:	0.6 seconds
Play -> Record Time:	0.2 seconds
Flash cycle time, full power:	3.3 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):		450 shots
Battery Life, Still (CIPA Rating OVF/EVF):	420 shots (NiMH AA)
Battery Life, Video:
Battery Form Factor:	4 x AA	Proprietary BLS-50
Usable Battery Types:	Lithium, Alkaline disposables; NiMH rechargeables	Lithium-ion rechargeable
Batteries Included:	4 x AA Alkaline disposables	1 x Proprietary BLS-50 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter):	No	Yes
Dedicated Battery Charger Included:		Yes
Internal Charging Supported:		No
Software
Included Software:	CD-ROM	OLYMPUS Viewer 3 CD-ROM
OS Compatibility:	Windows XP/Vista/7, MacOS-X 10.3+
Miscellaneous
Notes & Features:	Sensor-shift shake reduction, 720p HD video capture, Live View with face detection. Available in black or white. Limited edition colors of red and navy will become available at select locations to be announced.	28-300mm equivalent f/2.8 stabilized lens, 1/1.7-inch BSI CMOS sensor, TruePic VI processor, high-res EVF, tilting LCD touchscreen, built-in Wi-Fi, 7fps full-res burst mode, Full HD 1080p movies. Available in black.