Pentax K-5 vs Olympus SZ-31MR Specifications

APS-C 372.1mm²
16.3 megapixels
ISO 100 - 12,800

Go in depth with our full Pentax K-5 Review.
See real-world photos taken with the K-5.

1/2.3 inch 28.1mm²
16.0 megapixels
25.00mm - 600.00mm (35mm eq.)

Go in depth with our full Olympus SZ-31MR Review.

Detailed specifications
Pentax K-5
Olympus SZ-31MR

Links
Prices:
Manufacturer URL:	Manufacturer website	Manufacturer website
Predecessor:	Pentax K-7 K-7 vs K-5
Successor:	Pentax K-5 II K-5 vs K-5 II
General
Model Number:	K-5	SZ-31MR
Alternate Model Number(s):
Camera Format:	Pro SLR	Mid-Sized
Currently Manufactured:	No	No
Retail Price:	$1749.95	$399.99
Street Price:	$799.99
Date Available:	2010-10-15	2012-04-30
Tripod Mount:	Yes	Yes
Weight:	35.4 oz (1,003 g) includes batteries, kit lens	8.0 oz (226 g) includes batteries
Size:	5.2 x 3.8 x 2.9 in. (131 x 97 x 73 mm)	4.2 x 2.7 x 1.6 in. (106 x 69 x 40 mm)
Waterproof:	No	No
Waterproof Depth:	n/a	n/a

Image Sensor
Sensor Type:	CMOS	CMOS
Sensor Manufacturer:	Sony
Effective Megapixels:	16.3	16.0
Sensor Format:	APS-C	1/2.3 inch
Sensor size:	372.09mm² (23.70mm x 15.70mm)	28.0735mm² (6.17mm x 4.55mm)
Approximate Pixel Pitch:	4.81 microns	1.34 microns
Focal Length Multiplier:	1.5x	n/a
Aspect Ratio:	3:2	4:3
Color Filter Type:	RGBG	RGBG
Anti Aliasing Filter:	Fixed
Self-Cleaning:	Yes	No
Sensor shift image stabilization:	Yes	Yes
On-Sensor Phase Detect:	No	No
DxO Sensor Score:	82
DxO Color Depth Score (bits):	23.7
DxO Dynamic Range Score (evs):	14.1
DxO Maximum Effective ISO Score (iso):	1,162
Image Capture
Image Resolution:	4928 x 3264 (16.1 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)	4608 x 3456 (15.9 MP, 4:3), 4608 x 2592 (11.9 MP, 16:9), 3264 x 2448 (8.0 MP, 4:3), 2560 x 1920 (4.9 MP, 4:3), 2048 x 1536 (3.1 MP, 4:3), 1600 x 1200 (1.9 MP, 4:3), 1280 x 960 (1.2 MP, 4:3), 640 x 480 (0.3 MP, 4:3)
Image File Format:	JPEG (EXIF 2.21), 14-bit RAW (.PEF, .DNG)	JPEG, .MPO
Continuous-mode frames/second:	6.5	7.0
Video Capture
Can take movies:	Yes	Yes
Movie Resolution:	1920x1080 (25) 1280x720 (30/25) 640x480 (30/25)	1920x1080 (30p) 1280x720 (30p/60p) 640x360 (30p) 320x180 (30p) 640x480 (30p/120p) 320x240 (30p/240p)
Movie File Format:	AVI (Motion JPEG)	MOV/H.264 with stereo sound
Composite Video Out:	Yes	Yes
NTSC/PAL Switchable Video:	Yes	Yes
Video Usable as Viewfinder:	No
HD Video Out:	Yes	Yes
HD Video Connection:	HDMI	HDMI

Lens & Optics
Lens Mount:	Pentax K (KA/KAF/KAF2)	n/a
Lens:	smc Pentax 18-55mm f/3.5-5.6AL DA WR	Olympus lens; 11 Lenses in 10 Groups, 3/6 Aspherical
Focal Length (35mm equivalent):	27 - 83mm	25 - 600mm
Focal Length (actual):	18 - 55mm	4.5 - 108mm
Zoom Ratio:	3.06x	24.00x
Aperture Range:	f/3.5 - f/22 (wide) / f/5.6 - f/38 (tele)	f/3.0 (wide) / f/6.9 (tele) - ???
Integrated ND Filter:	No	No
Normal Focus Range:	25 cm to Infinity 9.8 in to Infinity	10 cm to Infinity 3.9 in to Infinity
Macro Focus Range:		3 cm to Infinity 1.2 in to Infinity
Filter Thread:	52.0mm	n/a
Thread Type:	n/a	n/a
Optical Image Stabilization:	No	No
Digital Zoom:	No	Yes
Digital Zoom Values:	n/a	Up to 4x
Auto Focus
Auto Focus:	Yes	Yes
Auto Focus Type:	SAFOX IX+, 11 point (9 cross type focus point in the center), with light wavelength sensor	CCD Contrast Detection; Face Detect AF, iESP Auto, Spot AF, AF Tracking
Auto Focus Assist Light?	Yes	Yes
Manual Focus:	Yes	No
Viewfinder
Viewfinder:	Optical / LCD	LCD
Viewfinder Type:	SLR type; eye-level pentaprism, 100% coverage, 0.92x mag., 21.7mm eyepoint, -2.5 to +1.5 diopter
Focus Peaking:	No	No
EVF Resolution:	n/a	n/a
Viewfinder Magnification (35mm equivalent):	0.61x
Viewfinder Magnification (nominal/claimed):	0.92x
Display
Eye-level Viewfinder:	Yes	No
Rear Display:	Yes	Yes
Rear Display Size (inches):	3.0	3.0
Rear Display Resolution:	921,600 dots (307,200 px)	920,000 dots
Touchscreen:	No	No
Articulating Screen:	No	No
Tilt Swivel Screen:	No	No
Selfie Screen:	No	No
Max Playback Zoom:	32.0x
Top Deck Display:	Yes

Exposure
Maximum ISO (native):	12800
Minimum ISO (native):	100
ISO Settings:	Auto, 100-12800, expandable 80 to 51200	Auto, High, 80, 100, 200, 400, 800, 1600, 3200, 6400
Auto ISO Mode:	Yes	Yes
White Balance Settings:	Auto, daylight, shade, cloudy, fluorescent (D, N, W, L), tungsten, flash, CTE, manual (up to 3 settings), Kelvin temperature (up to 3 settings)	Auto, Sunlight, Overcast, Tungsten, Fluorescent 1
Shutter Speed Range:	1/8000 - 30 sec	1/1700 - 4 sec
Bulb Mode:	Yes	No
Exposure Compensation:	+/- 5.0EV in 0.3EV steps	+/- 2.0EV in 0.3EV steps
Metering Modes:	TTL open-aperture: 77-segment, Center-weighted, Spot	Digital ESP Metering, Spot Metering
Program Auto Exposure:	Yes	Yes
Aperture Priority:	Yes	No
Shutter Priority:	Yes	No
Full Manual Exposure:	Yes	No
Creative Exposure Modes:	Sensitivity Priority, Shutter and Aperture Priority	Scene Modes (Portrait, Landscape, Hand-Held Starlight, Night Scene, Night + Portrait, Sport, Indoor, Self Portrait, Sunset, . Fireworks, Cuisine, Documents, Beach & Snow, Pet (Cat), Pet (Dog), 3D, Backlight HDR), Magic Art Filters (Pop Art, Pin Hole, Fish Eye, Drawing, Soft Focus, Punk, Sparkle, Water Color, Reflection, Miniature, Fragmented, Dramatic), Smart Panorama, In-Camera Panorama (Card), PC Panorama (Up to 10 frames automatically stitchable with ib software)
Self Timer:	2 or 12 seconds	2, 12, Pet auto-shutter seconds
Time Lapse (intervalometer):
High Resolution Composite:	No	No
Flash
Built-in Flash:	Yes	Yes
Flash Modes:	P-TTL, Red-eye reduction, Slow-speed sync, Rear Curtain Sync. High-Speed Sync and Wireless Sync also available with PENTAX dedicated external flash.	Auto, Red-Eye Reduction, Fill-in, Off
Flash Guide Number (ISO 100):	13.0 m / 42.7 ft.	9.3
Flash Range Description:	Depends on lens	ISO 1600: Wide: 0.33ft (0.1m) - 30.5ft (9.3m); Tele: 1.31ft (0.4m) - 13.1ft (4.0m)
Max Flash Sync:	1/180
Flash Exposure Compensation:	-2 to +1 EV in 0.5EV steps
External Flash Connection:	Hot Shoe, PC Sync socket	n/a
Built-In Wireless Flash Control:	Full TTL exposure
Image Storage
Usable Memory Types:	SD / SDHC / SDXC	SD / SDHC / SDXC
UHS Support:	No UHS support
Other Memory:
Dual Card Slots:	No	No
RAW Capture Support:	Yes	No
Uncompressed Format:	14-bit RAW (.PEF, .DNG)
Movie File Format:	AVI (Motion JPEG)	MOV/H.264 with stereo sound
Included Memory:	No memory included	59.0 MB
Included Memory Type:		Internal
Connectivity
Built-In Wi-Fi:	No	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	USB 2.0 High Speed
PictBridge Compliant:	No	No
DPOF Compliant:	Yes	No
Remote Control:	No	No
Remote Control Type:	Optional Wired or IR
Connections (extended):	Mini HMDI, DC input, wired remote, 3.5mm external stereo mic jack	Multi-Terminal (USB Connector, Audio/Video Output), Micro HDMI Type-D

Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):	<0.3
Cycle time for RAW shooting in single shot mode (seconds per frame):	<0.3
Buffer size for RAW shooting in single shot mode (frames):	Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):	<0.3
Camera penalizes early shutter press?	No
JPEG shooting speed in burst mode (fps, max resolution):	6.5	7.0
Buffer size for JPEG shooting in burst mode (frames, max resolution):	31	5
RAW shooting speed in burst mode (fps):	6.5
Buffer size for RAW shooting in burst mode (frames):	23
RAW+JPEG shooting speed in burst mode (fps):	6.4
Buffer Size for RAW+JPEG shooting in burst mode (frames):	22
Shutter lag (full AF, wide/mid):	0.10 seconds
Shutter lag (full AF, tele):
Shutter lag (full AF, live view - DSLR):	1.25 seconds
Shutter lag (prefocused, live view - DSLR):	0.384 seconds
Shutter Lag (manual focus):	0.092 seconds
Shutter lag (full AF, with flash):	0.21 seconds
Shutter Lag (prefocused):	0.092 seconds
Shutter Lag (notes):	OVF: Full Autofocus lag, Auto Area (11-points) AF = 0.118s Live View (firmware 1.02): - Full AF PD AF = 1.30s - Full AF CD AF = 1.25s - Prefocused = 0.384s
Startup Time:	0.6 seconds
Play -> Record Time:	0.3 seconds
Flash cycle time, full power:	2.2 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):		200 shots
Battery Life, Still (CIPA Rating OVF/EVF):	740 shots
Battery Life, Video:
Battery Form Factor:	Proprietary D-LI90; optional D-BG4 Battery Grip	Proprietary LI-50B
Usable Battery Types:	Lithium-ion rechargeable	Lithium-ion rechargeable
Batteries Included:	1 x Proprietary D-LI90 Lithium-ion rechargeable	1 x Proprietary LI-50B 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:	Software (CD-ROM) S-SW110	OLYMPUS [ib] and Olympus Viewer 2 Software
OS Compatibility:		Windows XP/Vista/7, Mac OS X 10.3 - 10.5
Miscellaneous
Notes & Features:	New 16.3MP CMOS APS-C sensor with ISOs up to 51200, sensor-shift shake reduction, 1080p HD video at 25fps, 11-point SAFOX IX+ AF system, 100%, 0.92x viewfinder, electronic level with tilt scale, improved in-camera HDR, SDXC compatible with firmware update, weather sealed magnesium allow body on stainless steel chassis.	Sensor-shift Image Stabilization, iHS Technology, 3-inch 920K-dot Touchscreen LCD, 1080p Full HD Movies, 7fps Full Resolution Burst mode. Available in silver and black.