Comparisons / Comparison of Canon PowerShot SD790 IS and Canon PowerShot SD870 IS

Comparison of Canon PowerShot SD790 IS and Canon PowerShot SD870 IS [S]ave

Attribute
Canon PowerShot SD790 IS ×
Canon PowerShot SD870 IS ×
General
ModelCanon PowerShot SD790 ISCanon PowerShot SD870 IS
BrandCanonCanon
Manufacturer urlhttps://www.usa.canon.com/https://www.usa.canon.com/
Model numberSD790 ISSD870 IS
Camera formatUltra CompactUltra Compact
Release year (year)20082007
Tripod mount++
Length (mm)9294
Width (mm)2125
Height (mm)5758
Weight (g)179180
Waterproof--
Image Sensor
Sensor typeCCDCCD
Effective megapixels (MP)108
Sensor format1/2.3 inch1/2.5 inch
Sensor area (mm²)28.0724.71
Sensor width (mm)6.175.76
Sensor height (mm)4.554.29
Approximate pixel pitch (micron)1.691.76
Aspect ratio4:3, 16:94:3, 16:9
Color filter typeRGBGRGBG
Self-cleaning--
Sensor shift image stabilization--
On-sensor phase detect--
Image Capture
Image resolution
  • 1600 x 1200(1.9 mp 4:3)
  • 2272 x 1704(3.9 mp 4:3)
  • 2816 x 2112(5.9 mp 4:3)
  • 3648 x 2048(7.5 mp 16:9)
  • 3648 x 2736(10.0 mp 4:3)
  • 640 x 480(0.3 mp 4:3)
  • 1600 x 1200(1.9 mp 4:3)
  • 2048 x 1536(3.1 mp 4:3)
  • 2592 x 1944(5.0 mp 4:3)
  • 3264 x 1832(6.0 mp 16:9)
  • 3264 x 2448(8.0 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)1.31.3
Video Capture
Can take movies++
Movie resolution
  • 160x120
  • 320x240
  • 640x480
  • 160x120
  • 320x240
  • 640x480
Image Storage
Movie file formatAVI (Motion JPEG)AVI (Motion JPEG)
Composite video out++
Ntsc/pal switchable video++
Lens and Optics
LensCanon Zoom Lens (6 elements in 5 groups, including 2 aspherical)Canon Zoom Lens, 7 elements in 5 groups (including 2 aspherical elements
Focal length (35mm equivalent) (mm)35.00 - 105.0028.00 - 105.00
Focal length (actual) (mm)6.003.00
Zoom ratio (x)33.8
Aperture range (f)0.07 - 0.360.06 - 0.36
Integrated nd filter--
Min focus range (cm)3045
Macro focus range (cm)3 - 503 - 60
Optical image stabilization++
Digital zoom++
Digital zoom values (x)
  • 4
  • 4
Auto Focus
Auto focus++
Auto focus type9-point Contrast Detect AF with Face DetectionContrast Detect; 9-point AiAF, Face Detect AF, Single AF point (Center of frame)
Auto focus assist light++
Manual focus--
Viewfinder
ViewfinderLCDLCD
Focus peaking--
Display
Eye-level viewfinder--
Rear display++
Rear display size (inch)33
Rear display resolution (dots)230,000230,000
Touchscreen--
Articulating screen--
Tilt swivel screen--
Selfie screen--
Max playback zoom (x)1010
Exposure
Iso settingsAuto, 80, 100, 200, 400, 800, 1600, 3200* (*special scene mode)Auto, 100, 200, 400, 800, 1600
Auto iso mode+-
White balance settings
  • auto
  • cloudy
  • custom
  • daylight
  • fluorescent
  • fluorescent h
  • tungsten
  • auto
  • cloudy
  • custom
  • daylight
  • fluorescent
  • fluorescent h
  • tungsten
Shutter speed range (s)1/1500 - 151/1600 - 15
Bulb mode--
Exposure compensation+/- 2.0EV in 0.3EV steps+/- 2.0EV in 0.3EV steps
Explosure metering modesEvaluative, Center-weighted average, Spot, Face Detect AEEvaluative, Center-weighted, Spot (at center only), and Face Detect AE
Program auto exposure++
Aperture priority--
Shutter priority--
Full manual exposure--
Creative exposure modesPortrait, Night Snapshot, Kids & Pets, Indoor, Sunset, Foliage, Snow, Beach, Fireworks, Aquarium, Underwater, ISO 3200Portrait, Night Snapshot, Kids & Pets, Indoor, Foliage, Snow, Beach, Fireworks, Aquarium, Underwater, Digital Macro, Stitch Assist
Self timer (s)
  • 1
  • 30
  • 30
Time lapse (intervalometer)+-
High resolution composite--
Flash
Built-in flash++
Flash modes
  • auto
  • auto red-eye correction
  • fe lock
  • flash off
  • flash on
  • red-eye reduction
  • slow synchro
  • auto
  • off
  • on
  • slow-sync (first-curtain sync only)
Flash range descriptionAuto ISO 11 ft / 3.3 m (W), 6.6 ft./ 2.0 m (T)13.1 ft (W) / 6.6 ft (T); ISO set to Auto
Max flash sync (s)1/5001/500
Usable memory types
  • sd
  • sdh
  • sd
  • sdh
Dual card slots--
Raw capture support--
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++
Connections (extended)
  • multipurpose usb/av connector
  • dc input
Performance Timing
Max cycle time for jpeg shooting (s/frame)2.092.18
Camera penalizes early shutter press--
Jpeg shooting speed in burst mode (max resolution) (fps)1.31.3
Shutter lag (full af, wide/mid) (s)0.480.38
Shutter lag (full af, tele) (s)0.60.42
Shutter lag (full af, with flash) (s)1.7-
Shutter lag (prefocused) (s)0.070.09
Startup time (s)1.51
Play -> record time (s)2.11.1
Flash cycle time, full power (s)6.78
Power
Battery life, stills (cipa rating monitor/live view) (shots)330270
Battery form factorProprietary NB-5LProprietary NB-5L
Usable battery types
  • lithium-ion rechargeable
  • lithium ion rechargeable
Batteries included1 x Proprietary NB-5L Lithium-ion rechargeable1 x Proprietary NB-5L Lithium Ion rechargeable
Battery charger included (dedicated charger or ac/usb adapter)++
Software
Included software
  • canon software suite cd-rom
  • canon software suite
Os compatibility
  • mac os
  • windows
  • mac os
  • windows
Miscellaneous
Notes and featuresOptical Image Stabilization, Motion Detection technology, Hi-ISO Auto and Noise Reduction technology, Face Detection-



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