Comparisons / Comparison of Olympus Stylus 820 and Olympus Stylus 840

Comparison of Olympus Stylus 820 and Olympus Stylus 840 [S]ave

Attribute
Olympus Stylus 820 ×
Olympus Stylus 840 ×
General
ModelOlympus Stylus 820Olympus Stylus 840
BrandOlympusOlympus
Manufacturer urlhttp://www.olympusamerica.com/http://www.olympusamerica.com/
Model number820840
Camera formatUltra CompactCompact
Release year (year)20072008
Tripod mount+-
Length (mm)9696
Width (mm)2424
Height (mm)5657
Weight (g)140130
Waterproof--
Image Sensor
Sensor typeCCDCCD
Effective megapixels (MP)88
Sensor format1/2.35 inch1/2.35 inch
Sensor area (mm²)27.2627.26
Sensor width (mm)6.036.03
Sensor height (mm)4.524.52
Approximate pixel pitch (micron)1.851.86
Aspect ratio4:3, 16:94:3, 16:9
Self-cleaning--
Sensor shift image stabilization-+
On-sensor phase detect--
Image Capture
Image resolution
  • 1024 x 768(0.8 mp 4:3)
  • 1280 x 960(1.2 mp 4:3)
  • 1600 x 1200(1.9 mp 4:3)
  • 1920 x 1080(2.1 mp 16:9)
  • 2048 x 1536(3.1 mp 4:3)
  • 2304 x 1728(4.0 mp 4:3)
  • 2560 x 1920(4.9 mp 4:3)
  • 3264 x 2448(8.0 mp 4:3)
  • 640 x 480(0.3 mp 4:3)
  • 1280 x 960(1.2 mp 4:3)
  • 1600 x 1200(1.9 mp 4:3)
  • 1920 x 1080(2.1 mp 16:9)
  • 2048 x 1536(3.1 mp 4:3)
  • 2304 x 1728(4.0 mp 4:3)
  • 2560 x 1920(4.9 mp 4:3)
  • 3248 x 2436(7.9 mp 4:3)
  • 640 x 480(0.3 mp 4:3)
Image file format
  • jpeg
  • jpeg
Continuous-mode (fps)6.51
Video Capture
Can take movies++
Movie resolution
  • 160x120
  • 320x240
  • 640x480
  • 320x240
  • 320x240
  • 640x480
  • 640x480
Image Storage
Movie file formatAVI (Motion JPEG)AVI Motion JPEG
Composite video out++
Ntsc/pal switchable video+-
Lens and Optics
LensOlympus lens (8 elements in 6 groups, 4 aspherical)Olympus lens
Focal length (35mm equivalent) (mm)36.00 - 180.0036.00 - 180.00
Focal length (actual) (mm)4.00 - 32.004.00 - 32.00
Zoom ratio (x)55
Aperture range (f)0.20 - 0.290.20 - 0.30
Integrated nd filter--
Min focus range (cm)7070
Macro focus range (cm)3 - 703 - 70
Optical image stabilization--
Digital zoom++
Digital zoom values (x)
  • 5.6
  • 5.6
Auto Focus
Auto focus++
Auto focus typeCCD Contrast Detection with iESP Auto, Spot AF, Face Detection AF, Full-Time AFCCD contrast detection
Auto focus assist light--
Manual focus--
Viewfinder
ViewfinderLCDLCD
Focus peaking--
Display
Eye-level viewfinder--
Rear display++
Rear display size (inch)2.72.7
Rear display resolution (dots)230,000230,000
Touchscreen--
Articulating screen--
Tilt swivel screen--
Selfie screen--
Max playback zoom (x)1010
Exposure
Iso settingsAuto, 50, 100, 200, 400, 800, 1600, 3200Auto, 64, 100, 200, 400, 800, 1600
Auto iso mode--
White balance settings
  • auto
  • daylight
  • fluorescent1
  • fluorescent2
  • fluorescent3
  • overcast
  • tungsten
  • auto
  • daylight
  • fluorescent 1
  • fluorescent 2
  • fluorescent 3
  • overcast
  • tungsten
Shutter speed range (s)1/2000 - 41/2000 - 4
Bulb mode--
Exposure compensation+/- 2.0EV in 0.3EV steps+/- 2.0EV in 0.3EV steps
Explosure metering modesDigital ESP Metering, Spot Metering, Face Detection AE (when Face Detection AF is selected)Digital ESP, Spot, Face detection AE w/ face-detection AF
Program auto exposure++
Aperture priority--
Shutter priority--
Full manual exposure--
Creative exposure modesPortrait, Landscape, Landscape+portrait, Night Scene, Night+portrait, Sport, Indoor, Candle, Self PortraitPortrait, Landscape, Landscape+Portrait, Night, Night+Portrait, Sport, Indoor, Candle, Self Portrait, Available Light Portrait
Self timer (s)
  • 12
  • 12
Time lapse (intervalometer)--
High resolution composite--
Flash
Built-in flash++
Flash modes
  • auto
  • fill-in
  • off
  • red-eye reduction
  • auto
  • fill-in
  • off
  • red-eye reduction
Flash range descriptionISO 800: Wide: 0.66ft (0.2m) � 12.8ft. (3.9m); Tele: 2.0ft (0.6m) � 8.5ft. (2.6m)Wide: 0.66 - 14.4ft. (0.2 - 4.4m); Tele: 1.2 – 10.2ft. (0.6 - 3.1m) at ISO 800
Usable memory types
  • x
  • x
Dual card slots--
Raw capture support--
Included memory (MB)4714
Included memory typeInternalbuilt-in memory
Connectivity
Built-in wi-fi--
NFC--
Bluetooth--
Built-in gps--
Microphone jack--
Headphone jack--
External connections
  • usb 2.0 high speed
  • usb 2.0 high speed
Pictbridge compliant+-
Dpof compliant+-
Remote control--
Connections (extended)
  • audio/video output
  • dc input)
  • multi-terminal (usb connecter
-
Performance Timing
Max cycle time for jpeg shooting (s/frame)3.35-
Camera penalizes early shutter press--
Jpeg shooting speed in burst mode (max resolution) (fps)6.51
Buffer size for jpeg shooting in burst mode (max resolution) (frames)116
Shutter lag (full af, wide/mid) (s)0.54-
Shutter lag (full af, tele) (s)0.92-
Shutter lag (full af, with flash) (s)0.82-
Shutter lag (prefocused) (s)0.09-
Shutter lag (notes)Continuous mode is 2048x1546 pixels max.-
Startup time (s)2.1-
Play -> record time (s)1-
Flash cycle time, full power (s)3.7-
Power
Battery life, stills (cipa rating monitor/live view) (shots)300-
Battery form factorProprietary LI-42BProprietary LI-50B
Usable battery types
  • lithium ion rechargeable
  • lithium ion rechargeable
Batteries included1 x Proprietary LI-42B Lithium Ion rechargeable1 x Proprietary LI-50B Lithium Ion rechargeable
Battery charger included (dedicated charger or ac/usb adapter)++
Software
Included software
  • olympus master 2
-
Os compatibility
  • mac os x v10.3 or later
  • windows 2000pro/xp/vista
-
Miscellaneous
Notes and featuresAll-Weather: Equivalent to IEC Standard publication 529 IPX4-



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