Comparisons / Comparison of Olympus Stylus 770 SW and Pentax Optio A40

Comparison of Olympus Stylus 770 SW and Pentax Optio A40 [S]ave

Attribute
Olympus Stylus 770 SW ×
Pentax Optio A40 ×
General
ModelOlympus Stylus 770 SWPentax Optio A40
BrandOlympusPentax
Manufacturer urlhttp://www.olympusamerica.com/https://us.ricoh-imaging.com/
Model number770 SWA40
Camera formatCompactUltra Compact
Release year (year)20072008
Tripod mount++
Length (mm)9291
Width (mm)2123
Height (mm)5956
Weight (g)155150
Waterproof--
Image Sensor
Sensor typeCCDCCD
Effective megapixels (MP)7.112
Sensor format1/2.33 inch1/1.7 inch
Sensor area (mm²)28.243.32
Sensor width (mm)6.137.6
Sensor height (mm)4.65.7
Approximate pixel pitch (micron)21.9
Aspect ratio4:34:3
Color filter type-RGBG
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)
  • 2048 x 1536(3.1 mp 4:3)
  • 2304 x 1728(4.0 mp 4:3)
  • 2560 x 1920(4.9 mp 4:3)
  • 3072 x 2304(7.1 mp 4:3)
  • 640 x 480(0.3 mp 4:3)
  • 1024 x 768(0.8 mp 4:3)
  • 2048 x 1536(3.1 mp 4:3)
  • 2592 x 1944(5.0 mp 4:3)
  • 3072 x 2304(7.1 mp 4:3)
  • 3648 x 2736(10.0 mp 4:3)
  • 4000 x 3000(12.0 mp 4:3)
  • 640 x 480(0.3 mp 4:3)
Image file format
  • jpeg (exif 2.2)
  • jpeg (exif 2.2)
Continuous-mode (fps)1-
Video Capture
Can take movies++
Movie resolution
  • 160x120
  • 640x480
  • 320x240
  • 640x480
Image Storage
Movie file format-AVI (DivX MPEG-4)
Composite video out++
Ntsc/pal switchable video++
Lens and Optics
LensOlympus LensSMC Pentax Zoom (7 elements in 5 groups, 3 aspherical)
Focal length (35mm equivalent) (mm)38.00 - 114.0037.00 - 111.00
Focal length (actual) (mm)1.007.00
Zoom ratio (x)33
Aperture range (f)0.20 - 0.290.19 - 0.36
Integrated nd filter--
Min focus range (cm)5035
Macro focus range (cm)7 - 506 - 40
Optical image stabilization--
Digital zoom++
Digital zoom values (x)
  • 5
  • 6
Auto Focus
Auto focus++
Auto focus typeCCD Contrast Detection5 point Contrast Detect AF; spot, tracking, and face recognition
Auto focus assist light++
Manual focus-+
Viewfinder
ViewfinderLCDLCD
Focus peaking--
Display
Eye-level viewfinder--
Rear display++
Rear display size (inch)2.52.5
Rear display resolution (dots)230,000232,000
Touchscreen--
Articulating screen--
Tilt swivel screen--
Selfie screen--
Max playback zoom (x)108
Exposure
Iso settingsAuto, 80, 100, 200, 400, 800, 1600Auto, 50, 100, 200, 400, 800, 1600, 3200 (auto up to 3200 in Digital SR mode)
Auto iso mode-+
White balance settings
  • auto
  • daylight
  • fluorescent1
  • fluorescent2
  • fluorescent3
  • overcast
  • tungsten
  • auto
  • daylight
  • fluorescent
  • manual
  • shade
  • tungsten
Shutter speed range (s)1/1000 - 41/2000 - 4
Bulb mode--
Exposure compensation+/- 2.0EV in 0.3EV steps+/- 2.0EV in 0.3EV steps
Explosure metering modesDigital ESP multi-pattern, Spot MeteringTTL metering: Multi-segment, Center-weighted, Spot
Program auto exposure-+
Aperture priority--
Shutter priority-+
Full manual exposure-+
Creative exposure modesPortrait, Landscape, Landscape & Portrait, Night Scene, Night & Portrait, Sport, Indoor, Candle, Self-PortraitNatural Skin Tone, Half-length Portrait (3MP), Night Scene, Landscape, Flower, Portrait, Kids, Digital SR (5MP), Surf & Snow
Self timer (s)
  • 12
  • 2
  • 10
High resolution composite--
Flash
Built-in flash++
Flash modes
  • auto
  • fill-in
  • off
  • red-eye reduction
  • auto
  • off
  • on
  • redeye
  • soft flash
Flash range descriptionWide: 12.5ft (3.8m), Tele: 8.5ft (2.6m)Auto ISO: Wide: 0.20 - 23 ft (0.06 – 7.1 m); Tele: Approx. 1.15 – 11 ft (0.35 – 3.5 m)
Usable memory types
  • x
  • sd
  • sdh
Dual card slots--
Raw capture support--
Included memory (MB)1821
Included memory typeInternalInternal
Connectivity
Built-in wi-fi--
NFC--
Bluetooth--
Built-in gps--
Microphone jack--
Headphone jack--
External connections
  • usb 2.0 full (low) speed
  • usb 2.0 high speed
Pictbridge compliant++
Dpof compliant++
Remote control-+
Remote control type-
  • ir
  • optional
Connections (extended)
  • dc in
  • dc input
Performance Timing
Max cycle time for jpeg shooting (s/frame)2.53-
Camera penalizes early shutter press--
Jpeg shooting speed in burst mode (max resolution) (fps)1-
Buffer size for jpeg shooting in burst mode (max resolution) (frames)3-
Shutter lag (full af, wide/mid) (s)1.7-
Shutter lag (full af, tele) (s)1.6-
Shutter lag (prefocused) (s)0.1-
Startup time (s)1.5-
Play -> record time (s)0.8-
Flash cycle time, full power (s)3-
Power
Battery life, stills (cipa rating monitor/live view) (shots)220240
Battery form factorProprietary Li-42BProprietary D-LI68
Usable battery types
  • lithium ion rechargeable
  • lithium ion rechargeable
Batteries included1 x Proprietary Lithium Ion rechargeable1 x Proprietary D-LI68 Lithium Ion rechargeable
Battery charger included (dedicated charger or ac/usb adapter)++
Software
Included software
  • olympus master
  • software (s-sw69) cd-rom
Os compatibility
  • mac os x
  • windows
  • mac os
  • windows
Miscellaneous
Notes and featuresShock Proof to 5 feet (MIL-STD-810F Drop Test Compliant), Waterproof to 33 feet (JIS Class 8), Freezeproof to -10C / 14F-



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