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Canon G7 X MIII vs Canon SD940 IS

Portability
88
Imaging
55
Features
80
Overall
65
Canon PowerShot G7 X Mark III front
 
Canon PowerShot SD940 IS front
Portability
96
Imaging
35
Features
21
Overall
29

Canon G7 X MIII vs Canon SD940 IS Key Specs

Canon G7 X MIII
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 125 - 12800 (Bump to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 24-100mm (F1.8-2.8) lens
  • 304g - 105 x 61 x 41mm
  • Released July 2019
  • Superseded the Canon G7 X MII
Canon SD940 IS
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 80 - 1600
  • Optical Image Stabilization
  • 1280 x 720 video
  • 28-112mm (F2.8-5.9) lens
  • 120g - 89 x 55 x 20mm
  • Introduced August 2009
  • Also referred to as Digital IXUS 120 IS
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Canon G7 X MIII vs Canon SD940 IS Overview

Lets look much closer at the Canon G7 X MIII vs Canon SD940 IS, one is a Large Sensor Compact and the latter is a Ultracompact and both are manufactured by Canon. There exists a sizeable gap among the resolutions of the G7 X MIII (20MP) and SD940 IS (12MP) and the G7 X MIII (1") and SD940 IS (1/2.3") have different sensor measurements.

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The G7 X MIII was revealed 10 years after the SD940 IS which is a fairly large gap as far as camera technology is concerned. The two cameras feature different body design with the Canon G7 X MIII being a Large Sensor Compact camera and the Canon SD940 IS being a Ultracompact camera.

Before delving straight to a more detailed comparison, here is a concise overview of how the G7 X MIII matches up vs the SD940 IS in regards to portability, imaging, features and an overall mark.

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Reasons to pick Canon G7 X MIII over the Canon SD940 IS

 G7 X MIII SD940 IS 
IntroducedJuly 2019August 2009Newer by 121 months
Manually focus Dial accurate focus
Screen typeTiltingFixed Tilting screen
Screen size3"2.7"Bigger screen (+0.3")
Screen resolution1040k230kSharper screen (+810k dot)
Selfie screen Take selfies
Touch screen Quickly navigate

Reasons to pick Canon SD940 IS over the Canon G7 X MIII

 SD940 IS G7 X MIII 

Common features in the Canon G7 X MIII and Canon SD940 IS

 G7 X MIII SD940 IS 

Canon G7 X MIII vs Canon SD940 IS Physical Comparison

For those who are looking to travel with your camera frequently, you need to take into account its weight and measurements. The Canon G7 X MIII has got exterior dimensions of 105mm x 61mm x 41mm (4.1" x 2.4" x 1.6") and a weight of 304 grams (0.67 lbs) whilst the Canon SD940 IS has proportions of 89mm x 55mm x 20mm (3.5" x 2.2" x 0.8") having a weight of 120 grams (0.26 lbs).

Contrast the Canon G7 X MIII vs Canon SD940 IS in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an Interchangeable Lens Camera will change dependant on the lens you have chosen during that time. Below is a front view dimensions comparison of the G7 X MIII and the SD940 IS.

Canon G7 X MIII vs Canon SD940 IS size comparison

Considering dimensions and weight, the portability grade of the G7 X MIII and SD940 IS is 88 and 96 respectively.

Canon G7 X MIII vs Canon SD940 IS top view buttons comparison

Canon G7 X MIII vs Canon SD940 IS Sensor Comparison

Sometimes, its hard to imagine the gap in sensor dimensions just by checking out specifications. The picture here will help give you a clearer sense of the sensor dimensions in the G7 X MIII and SD940 IS.

Plainly, both of those cameras feature different megapixels and different sensor dimensions. The G7 X MIII with its bigger sensor is going to make achieving shallower DOF easier and the Canon G7 X MIII will provide more detail because of its extra 8 Megapixels. Higher resolution can also enable you to crop pictures way more aggressively. The fresher G7 X MIII should have a benefit with regard to sensor technology.

Canon G7 X MIII vs Canon SD940 IS sensor size comparison

Canon G7 X MIII vs Canon SD940 IS Screen and ViewFinder

Canon G7 X MIII vs Canon SD940 IS Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Canon G7 X MIII Portrait photography details
Canon SD940 IS Portrait photography details
66
has manual focus
resolution is good (20MP)
sensor size is nice (1")
provides face detect focus
delivers RAW files
can't use external flash
21
lack of manual focus
lack of manual exposure
can't use external flash
low megapixels (12MP)
small sensor size (1/2.3")
does not have RAW support
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Street Comparison

Street photography with Canon G7 X MIII
Street photography with Canon SD940 IS
85
screen tilts up and down
has image stabilization (Optical)
sensor size is nice (1")
delivers RAW files
has touch to focus
lighter than competitors in class (304 grams)
57
image stabilization (Optical)
screen is fixed
small sensor size (1/2.3")
does not have RAW support
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Sports Comparison

Canon G7 X MIII as a Sports photography camera
Canon SD940 IS as a Sports photography camera
65
quiet mode (1/25,600 seconds)
high max fps (30.0 frames/s)
has image stabilization (Optical)
resolution is good (20 megapixels)
sensor size is nice (1")
provides tracking focus
bad battery life (235 per charge)
lacks phase detect auto focus
25
image stabilization (Optical)
painfully slow continuous shooting (1.0 fps)
lack of shutter priority mode
low megapixels (12MP)
small sensor size (1/2.3")
does not have phase detect AF
Photography Glossary

Travel Comparison

Travel photography with Canon G7 X MIII
Travel photography with Canon SD940 IS
81
lighter than competitors in class (304g)
supports bluetooth
has touch to focus
resolution is good (20MP)
flash built-in
selfie friendly display
decently wide (24mm)
great maximum aperture (f1.8)
bad battery life (235 CIPA)
58
has built in flash
decently wide (28mm)
doesn't have Time Lapse recording
low megapixels (12MP)
doesn't contain selfie friendly display
slow max aperture (f2.8)
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Landscape Comparison

Canon G7 X MIII as a Landscape photography camera
Canon SD940 IS as a Landscape photography camera
70
has manual focus
decently wide (24mm)
great maximum aperture (f1.8)
good sized screen (3 inch)
has image stabilization (Optical)
resolution is good (20MP)
sensor size is nice (1")
delivers RAW files
cannot switch lens (fixed lens mount)
bad battery life (235 shots)
32
decently wide (28mm)
image stabilization (Optical)
lack of manual focus
cannot swap lens (fixed lens mount)
slow max aperture (f2.8)
small screen (2.7")
lack of manual exposure
low megapixels (12 megapixels)
small sensor size (1/2.3")
does not have RAW support
doesn't have Time Lapse recording
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Vlogging Comparison

Canon G7 X MIII Vlogging info
Canon SD940 IS Vlogging info
86
decently wide (24mm)
great maximum aperture (f1.8)
selfie friendly display
touch screen
has image stabilization (Optical)
provides face detect focus
high res video (3840 x 2160 pxls)
has microphone support
lighter than competitors in class (304g)
29
decently wide (28mm)
image stabilization (Optical)
slow max aperture (f2.8)
doesn't contain selfie friendly display
low quality video (1280 x 720 resolution)
doesn't have mic jack
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Canon G7 X MIII vs Canon SD940 IS Specifications

Detailed spec comparison table for Canon G7 X MIII and Canon SD940 IS
 Canon PowerShot G7 X Mark IIICanon PowerShot SD940 IS
General Information
Brand Name Canon Canon
Model Canon PowerShot G7 X Mark III Canon PowerShot SD940 IS
Otherwise known as - Digital IXUS 120 IS
Class Large Sensor Compact Ultracompact
Released 2019-07-09 2009-08-19
Body design Large Sensor Compact Ultracompact
Sensor Information
Processor Chip DIGIC 8 Digic 4
Sensor type BSI-CMOS CCD
Sensor size 1" 1/2.3"
Sensor dimensions 13.2 x 8.8mm 6.17 x 4.55mm
Sensor surface area 116.2mm² 28.1mm²
Sensor resolution 20 megapixels 12 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3 and 16:9
Maximum resolution 5472 x 3648 4000 x 3000
Maximum native ISO 12800 1600
Maximum boosted ISO 25600 -
Lowest native ISO 125 80
RAW files
Autofocusing
Focus manually
Touch focus
Continuous autofocus
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points - 9
Lens
Lens mounting type fixed lens fixed lens
Lens focal range 24-100mm (4.2x) 28-112mm (4.0x)
Maximum aperture f/1.8-2.8 f/2.8-5.9
Macro focus distance 5cm 3cm
Crop factor 2.7 5.8
Screen
Display type Tilting Fixed Type
Display size 3 inch 2.7 inch
Display resolution 1,040k dot 230k dot
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder None None
Features
Lowest shutter speed 30s 15s
Highest shutter speed 1/2000s 1/1500s
Highest quiet shutter speed 1/25600s -
Continuous shooting speed 30.0 frames/s 1.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes -
Set white balance
Image stabilization
Built-in flash
Flash range 7.00 m 4.00 m
Flash options Auto, on, slow synchro, off Auto, On, Off, Red-Eye, Slow Sync
External flash
Auto exposure bracketing
White balance bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 3840 x 2160 @ 30p / 120 Mbps, MOV, H.264, AAC 1280 x 720 (30 fps) 640 x 480 (30 fps), 320 x 240 (30, 15 fps)
Maximum video resolution 3840x2160 1280x720
Video file format MPEG-4, H.264 H.264
Mic input
Headphone input
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB Yes USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 304g (0.67 lb) 120g (0.26 lb)
Physical dimensions 105 x 61 x 41mm (4.1" x 2.4" x 1.6") 89 x 55 x 20mm (3.5" x 2.2" x 0.8")
DXO scores
DXO All around score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life 235 photographs -
Style of battery Battery Pack -
Battery model - NB-4L
Self timer Yes (2 or 10 secs, custom) Yes (2, 10, Custom, Face)
Time lapse feature
Type of storage SD/SDHC/SDXC card (UHS-I compatible) SD, SDHC, MMC, MMCplus, HC MMCplus
Storage slots Single Single
Price at launch $749 $299