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Canon G3 X vs Nikon L840

Portability
60
Imaging
52
Features
76
Overall
61
Canon PowerShot G3 X front
 
Nikon Coolpix L840 front
Portability
67
Imaging
41
Features
48
Overall
43

Canon G3 X vs Nikon L840 Key Specs

Canon G3 X
(Full Review)
  • 20MP - 1" Sensor
  • 3.2" Tilting Display
  • ISO 125 - 12800 (Push to 25600)
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 24-600mm (F2.8-5.6) lens
  • 733g - 123 x 77 x 105mm
  • Released June 2015
Nikon L840
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Tilting Display
  • ISO 100 - 6400
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 23-855mm (F3.0-6.5) lens
  • 538g - 114 x 89 x 96mm
  • Released February 2015
  • Earlier Model is Nikon L830
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Canon G3 X vs Nikon L840 Overview

Its time to look a little more in depth at the Canon G3 X vs Nikon L840, former being a Large Sensor Superzoom while the other is a Small Sensor Superzoom by rivals Canon and Nikon. There is a considerable difference among the sensor resolutions of the G3 X (20MP) and L840 (16MP) and the G3 X (1") and L840 (1/2.3") possess totally different sensor size.

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The G3 X was manufactured 5 months later than the L840 which means that they are both of a similar age. Each of these cameras come with the identical body type (SLR-like (bridge)).

Before we go straight into a in-depth comparison, below is a short introduction of how the G3 X grades versus the L840 in regards to portability, imaging, features and an overall grade.

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Reasons to pick Canon G3 X over the Nikon L840

 G3 X L840 
Focus manually Dial exact focusing
Display dimension3.2"3"Larger display (+0.2")
Display resolution1620k921kClearer display (+699k dot)
Selfie screen Easy selfies
Touch display Easily navigate

Reasons to pick Nikon L840 over the Canon G3 X

 L840 G3 X 

Common features in the Canon G3 X and Nikon L840

 G3 X L840 
ReleasedJune 2015February 2015Same age
Display typeTiltingTiltingTilting display

Canon G3 X vs Nikon L840 Physical Comparison

If you are intending to lug around your camera often, you are going to need to think about its weight and measurements. The Canon G3 X comes with outside dimensions of 123mm x 77mm x 105mm (4.8" x 3.0" x 4.1") along with a weight of 733 grams (1.62 lbs) and the Nikon L840 has proportions of 114mm x 89mm x 96mm (4.5" x 3.5" x 3.8") accompanied by a weight of 538 grams (1.19 lbs).

See the Canon G3 X vs Nikon L840 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will vary depending on the lens you are using at that time. Here is the front view physical size comparison of the G3 X vs the L840.

Canon G3 X vs Nikon L840 size comparison

Considering size and weight, the portability rating of the G3 X and L840 is 60 and 67 respectively.

Canon G3 X vs Nikon L840 top view buttons comparison

Canon G3 X vs Nikon L840 Sensor Comparison

In many cases, it is very difficult to see the gap in sensor measurements simply by looking through technical specs. The visual here will help offer you a far better sense of the sensor sizes in the G3 X and L840.

As you have seen, both of the cameras posses different megapixels and different sensor measurements. The G3 X because of its larger sensor will make getting shallower DOF less difficult and the Canon G3 X will result in more detail due to its extra 4 Megapixels. Greater resolution will let you crop pics somewhat more aggressively.

Canon G3 X vs Nikon L840 sensor size comparison

Canon G3 X vs Nikon L840 Screen and ViewFinder

Canon G3 X vs Nikon L840 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Canon G3 X Portrait photography factors
Nikon L840 Portrait photography factors
71
you can focus manually
MP count good (20MP)
good sensor size (1")
includes face detection focusing
exports RAW files
36
good MP (16MP)
features face detection focus
manual focus not available
manual exposure not possible
cannot use external flash
tiny sensor (1/2.3")
doesn't have RAW files
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Street Comparison

Canon G3 X as a Street photography camera
Nikon L840 as a Street photography camera
73
screen tilts
has image stabilization (Optical)
good sensor size (1")
exports RAW files
comes with focus via touch
environment proofing
51
screen tilts up and down
image stabilization (Optical)
tiny sensor (1/2.3")
doesn't have RAW files
more heavy than competitors in class (538 grams)
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Sports Comparison

Canon G3 X Sports photography info
Nikon L840 Sports photography info
59
incredible zoom range (24-600mm 25.0 x zoom)
has image stabilization (Optical)
MP count good (20MP)
good sensor size (1")
includes tracking autofocus
environment proofing
slow fps (5.9 frames per second)
low battery power (300 shots)
lack of phase detect AF
51
amazing zoom range (23-855mm 37.2 x zoom)
image stabilization (Optical)
good MP (16 megapixels)
features tracking autofocus
better than average battery pack (590 CIPA)
lack of shutter priority mode
tiny sensor (1/2.3")
doesn't have phase detect auto focus
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Travel Comparison

Canon G3 X as a Travel photography camera
Nikon L840 as a Travel photography camera
65
environment proofing
comes with focus via touch
MP count good (20 megapixels)
flash built-in
screen is selfie friendly
relatively wide (24mm)
very long zoom (600mm)
low battery power (300 shots)
sluggish maximum aperture (f2.8)
57
better than average battery pack (590 CIPA)
good MP (16 megapixels)
flash built-in
fairly wide (23mm)
very long zoom (855mm)
lack of Timelapse function
more heavy than competitors in class (538g)
does not offer selfie friendly display
sluggish max aperture (f3.0)
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Landscape Comparison

Landscape photography with Canon G3 X
Landscape photography with Nikon L840
63
you can focus manually
relatively wide (24mm)
pretty good screen size (3.2 inches)
has image stabilization (Optical)
MP count good (20MP)
good sensor size (1")
exports RAW files
environment proofing
fixed lens (fixed lens mount)
sluggish maximum aperture (f2.8)
low battery power (300 CIPA)
43
fairly wide (23mm)
good sized screen (3")
image stabilization (Optical)
good MP (16 megapixels)
better than average battery pack (590 per charge)
manual focus not available
cannot switch lens (fixed lens mount)
sluggish max aperture (f3.0)
manual exposure not possible
tiny sensor (1/2.3")
doesn't have RAW files
lack of Timelapse function
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Vlogging Comparison

Canon G3 X as a Vlogging camera
Nikon L840 as a Vlogging camera
69
relatively wide (24mm)
screen is selfie friendly
touch screen
has image stabilization (Optical)
includes face detection focusing
great video quality (1920 x 1080 pixels)
does have external microphone jack
sluggish maximum aperture (f2.8)
27
fairly wide (23mm)
image stabilization (Optical)
features face detection focus
video resolution high (1920 x 1080 resolution)
sluggish max aperture (f3.0)
does not offer selfie friendly display
lack of external microphone support
more heavy than competitors in class (538 grams)
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Canon G3 X vs Nikon L840 Specifications

Detailed spec comparison table for Canon G3 X and Nikon L840
 Canon PowerShot G3 XNikon Coolpix L840
General Information
Brand Name Canon Nikon
Model Canon PowerShot G3 X Nikon Coolpix L840
Type Large Sensor Superzoom Small Sensor Superzoom
Released 2015-06-18 2015-02-10
Physical type SLR-like (bridge) SLR-like (bridge)
Sensor Information
Powered by DIGIC 6 -
Sensor type BSI-CMOS CMOS
Sensor size 1" 1/2.3"
Sensor measurements 13.2 x 8.8mm 6.17 x 4.55mm
Sensor area 116.2mm² 28.1mm²
Sensor resolution 20 megapixels 16 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3
Max resolution 5472 x 3648 4608 x 3456
Max native ISO 12800 6400
Max enhanced ISO 25600 -
Minimum native ISO 125 100
RAW files
Autofocusing
Manual focus
Touch to focus
Continuous AF
AF single
AF tracking
Selective AF
AF center weighted
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 31 -
Lens
Lens mount fixed lens fixed lens
Lens focal range 24-600mm (25.0x) 23-855mm (37.2x)
Max aperture f/2.8-5.6 f/3.0-6.5
Macro focus distance 5cm 1cm
Focal length multiplier 2.7 5.8
Screen
Type of display Tilting Tilting
Display size 3.2 inch 3 inch
Resolution of display 1,620k dots 921k dots
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder type Electronic (optional) None
Features
Min shutter speed 30 secs 4 secs
Max shutter speed 1/2000 secs 1/4000 secs
Continuous shutter rate 5.9fps 7.4fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes -
Custom WB
Image stabilization
Inbuilt flash
Flash range 6.80 m (with Auto ISO) 6.90 m (at Auto ISO)
Flash options Auto, on, slow synchro, off -
External flash
AE bracketing
White balance bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1920 x 1080 (60p), 1280 x 720 (30p), 640 x 480 (30p) 1920 x 1080 (60i, 50i, 30p, 25p), 1280 x 720 (30p, 25p), 640 x 480 (30p, 25p)
Max video resolution 1920x1080 1920x1080
Video data format MPEG-4, H.264 MPEG-4, H.264
Microphone support
Headphone support
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 733g (1.62 pounds) 538g (1.19 pounds)
Dimensions 123 x 77 x 105mm (4.8" x 3.0" x 4.1") 114 x 89 x 96mm (4.5" x 3.5" x 3.8")
DXO scores
DXO Overall score 63 not tested
DXO Color Depth score 21.4 not tested
DXO Dynamic range score 12.3 not tested
DXO Low light score 521 not tested
Other
Battery life 300 photographs 590 photographs
Style of battery Battery Pack AA
Battery model NB-10L -
Self timer Yes (2 or 10 secs, custom) Yes (2 or 10 sec)
Time lapse feature
Storage type SD/SDHC/SDXC (UHS-I compatible) SC/SDHC/SDXC
Card slots Single Single
Retail price $849 $400