Canon EOS 1D X vs Canon EOS 5D Mark III

Winner
Canon EOS 1D X

87

Canon EOS 5D Mark III

83

Runner-up

Reasons to buy the Canon EOS 1D X

Low noise at high ISO
Low light performance
2,786 ISO
Large screen
Screen size
3.2"
Large viewfinder
Viewfinder size
0.76x
High ISO
Light sensitivity
51,200 ISO
 

Reasons to buy the Canon EOS 5D Mark III

Thickness
Thin
3"
Screen size
Large screen
3.2"
Shutter lag
Barely any delay taking photos
120 ms shutter lag
Focus points
Many focus points
61

Items often bought with the 1D X or 5D Mark III

galleries

Explore our gallery of 50 sample photos taken by the Canon EOS 1D X.
Explore our gallery of 50 sample photos taken by the Canon EOS 5D Mark III.

differences

Advantages of the Canon 1D X

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Continuous shooting
Shoots much faster
14 fps vs 6 fps
Help
Around 2.5x faster continuous shooting
Low light performance
Lower noise at high ISO
2,786 ISO vs 2,293 ISO
Help
The 1D X has a slight edge (0.3 f-stops) in low-noise, high-ISO performance
Light sensitivity
Better maximum light sensitivity
51,200 ISO vs 25,600 ISO
Help
The 1D X's maximum light sensitivity is 2 f-stops better
Shutter lag
Significantly less shutter lag
36 ms vs 120 ms
Help
3.3x less delay when taking photos
Viewfinder size
Larger viewfinder
0.76x vs 0.71x
Help
More than 10% larger viewfinder
Battery life
Longer battery life
1500 shots vs 950 shots
Help
Around 60% more shots per battery charge
Dynamic range
More dynamic range
11.8 EV vs 11.7 EV
Help
0.2 f-stops more dynamic range
Light sensitivity (boost)
Better boost ISO
204,800 ISO vs 102,400 ISO
Help
The 1D X's boost ISO is 2 f-stops better
Canon EOS 1D X Learn more about
the Canon 1D X

Advantages of the Canon 5D Mark III

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Size
Much smaller
152×116×76 mm vs 158×164×83 mm
Help
Around 40% smaller
Weight
Much lighter
950 g vs 1,530 g
Help
Around 40% lighter
True resolution
Higher true resolution
22.3 MP vs 18.1 MP
Help
Capture more than 20% more detail in your photos
Lowest price
Significantly cheaper
$2,239.99 vs $4,599.00
Help
The best price we've seen is $2,359 cheaper (2.1x less)
Thickness
Significantly thinner
3" vs 3.3"
Help
Around 10% thinner
Color depth
Better color depth
24 bits vs 23.8 bits
Help
Almost the same
Canon EOS 5D Mark III Learn more about
the Canon 5D Mark III
vs

recommendations

Which camera do we recommend? Relative to the best recent pro DSLRs, and ignoring price

Snapsort Recommends
Canon EOS 1D X Canon EOS 1D X 87
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        83 Canon EOS 5D Mark III Canon EOS 5D Mark III
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              similarities

              Compared to recent DSLRs

              Common Strengths
              Low light performance Relatively low noise at high ISO Help
              1D X2,786 ISO
              5D Mark III2,293 ISO
              Viewfinder size Above average viewfinder size Help
              1D X0.76x
              5D Mark III0.71x
              Screen size Larger than average screens Help
              3.2"
              Cross type focus points Lots of cross-type focus points Help
              41
              Shutter lag Minimal shutter lag Help
              1D X36 ms
              5D Mark III120 ms
              Focus points Many focus points Help
              61
              Weather sealed Weather sealed Help
              Shoot in extreme weather
              Viewfinder Both have pentaprism viewfinders Help
              Pentaprism
              Storage slots Multiple storage slots Help
              2
              Viewfinder coverage Above average viewfinder coverage Help
              100%
              Fastest shutter speed Fast max shutter speeds Help
              1/8000 of a second
              Common Weaknesses
              Built-in flash No built-in flash Help
              Professional
              Weight Heavy Help
              1D X1,530 g
              5D Mark III950 g
              Lowest price Very expensive Help
              1D X$4,599.00
              5D Mark III$2,239.99
              Built-in focus motor No focus motor Help
              Won't autofocus with all lenses
              Size Large Help
              1D X158×164×83 mm
              5D Mark III152×116×76 mm
              Screen flips out No flip-out screens Help
              Less flexible
              Touch screen No touchscreens Help
              More buttons
              Image stabilization No image stabilization Help
              Risk of blur
              Dynamic range Poor dynamic range Help
              1D X11.8 EV
              5D Mark III11.7 EV

              Compared to recent pro DSLRs

              Common Strengths
              Light sensitivity Very good maximum light sensitivity Help
              1D X51,200 ISO
              5D Mark III25,600 ISO
              Common Weaknesses
              True resolution Capture low resolution images Help
              1D X18.1 MP
              5D Mark III22.3 MP

              dxomark

              DXOMark

              competitors

              Shared Competitors

              Advantages

              Disadvantages

              Nikon D750

              Nikon D750

              Pro DSLR

              $1,585 - $1,997 body only

              $2,125 - $2,697 with 24-120mm lens

              Overall image quality Has slightly better image quality
              Dynamic range Has significantly wider dynamic range
              Fastest shutter speed Has a slower max shutter speed
              Light sensitivity (boost) Slightly lower boost light sensitivity
              Canon EOS 6D

              Canon EOS 6D

              Pro DSLR

              $1,230 - $1,399 body only

              $1,799 with 24-105mm lens

              Dynamic range Has slightly wider dynamic range
              Size Is slightly smaller
              Fastest shutter speed Has a slower max shutter speed
              Storage slots Has fewer storage slots
              Nikon D810

              Nikon D810

              Pro DSLR

              $2,419 - $2,997 body only

              $3,697 with 24-120mm lens

              Overall image quality Has significantly better image quality
              Color depth Has slightly more color depth
              Thickness Is thicker
              Light sensitivity (boost) Slightly lower boost light sensitivity
              Canon EOS 5DS

              Canon EOS 5DS

              Pro DSLR

              $3,699 body only

              $3,830 with 50mm lens

              Dynamic range Has slightly wider dynamic range
              True resolution Takes much higher resolution photos
              Lowest price Is slightly more expensive
              Storage slots Has fewer storage slots
              Canon EOS 7D Mark II

              Canon EOS 7D Mark II

              Pro DSLR

              $1,499 - $1,699 body only

              $1,849 with 18-135mm lens

              Movie continuous focus Can focus continuously while recording movies
              Lens availability Slightly more lenses available
              Light sensitivity (boost) Slightly lower boost light sensitivity
              Shutter lag Has much more shutter lag
              Canon EOS 5D Mark II

              Canon EOS 5D Mark II

              Pro DSLR

              $2,038 body only

              $3,200 with 24-105mm lens

              Storage slots Has fewer storage slots
              Light sensitivity (boost) Slightly lower boost light sensitivity
              Nikon D800

              Nikon D800

              Pro DSLR

              $2,285 body only

              Overall image quality Has significantly better image quality
              Color depth Has slightly more color depth
              Thickness Is thicker
              Light sensitivity (boost) Slightly lower boost light sensitivity

              Canon EOS 1D X Competitors

              Advantages

              Disadvantages

              Nikon D4s

              Nikon D4s

              Pro DSLR

              $5,997 body only

              Dynamic range More dynamic range
              Battery life Much longer battery life
              Light sensitivity Worse maximum light sensitivity
              Cross type focus points Significantly fewer cross-type focus points
              Nikon D4

              Nikon D4

              Pro DSLR

              $3,782 body only

              Dynamic range More dynamic range
              Overall image quality Better image quality
              Light sensitivity Worse maximum light sensitivity
              Shutter lag Much more shutter lag

              Canon EOS 5D Mark III Competitors

              Advantages

              Disadvantages

              No significant competitors found that are specific to the Canon EOS 5D Mark III.

              appearance

              Canon EOS 1D X Canon EOS 5D Mark III
              Canon EOS 1D X Canon EOS 5D Mark III
              Canon EOS 1D X Canon EOS 5D Mark III

              discussion

              Canon EOS 1D X
              EOS 1D X
              Canon

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              Canon EOS 5D Mark III
              EOS 5D Mark III
              Canon

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