Olympus OM-D E-M10 Mark III vs Nikon D3S

  • Four Thirds
  • 16 megapixels
  • Micro Four Thirds
  • 46
    Overall
  • 18
    Imaging
  • 62
    Features
  • 77
    Size
  • 0
    Price
  • Full frame
  • 12 megapixels
  • Nikon F
  • 43
    Overall
  • 20
    Imaging
  • 49
    Features
  • 66
    Size
  • 0
    Price

Olympus OM-D E-M10 Mark III vs Nikon D3S: a Complete Review and Comparison

Are you looking for the best camera to suit your needs? Due to a wide range of options, making a wise and weighted decision can be rather challenging. Which specs to keep in mind? What are the key pros and cons of each model? This comparison should give some helpful hints!

In this review, we are going to make a detailed comparison of two cameras that fall into different categories. While the first model we are looking at, Olympus OM-D E-M10 Mark III belongs to a Entry-Level Mirrorless category, the other model, Olympus OM-D E-M10 Mark III is a Pro DSLR camera. Olympus OM-D E-M10 Mark III is equipped with a 16.0 MP CMOS sensor, while Nikon D3S comes with a 12.0 MP CMOS sensor.

Both cameras we are going to look at in our overview fall into two different categories - MirrorLess and DSLR. Keeping in mind all the distinctive features of each category, it will be hard to make a detailed comparison of these two models. However, we will do our best to make this review as unbiased and detailed as possible.

To get started, let’s take a look at some of the key features of Olympus OM-D E-M10 Mark III and Nikon D3S and, after this, we can go on to our detailed comparison of these models.

Olympus OM-D E-M10 Mark III Key Features:

  • 16.0 MP Four Thirds CMOS sensor
  • ISO 200 - 25600 (Expands to 100)
  • Image Stabilization: Yes
  • 3″ Tilting Screen
  • ViewFinder: Yes
  • 8.6 fps Continuous Shooting
  • Video: 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM
  • Built-in Wireless: Yes
  • Dimensions: 122 x 84 x 50 mm
  • Weight: 410 g
  • Environmental Sealing: No
  • Built-in GPS: No
  • Replaced Olympus E-M10 II.

Nikon D3S Key Features:

  • 12.0 MP Full frame CMOS sensor
  • ISO 200 - 12800 (Expands to 100 - 102400)
  • Image Stabilization: No
  • 3″ Fixed Type Screen
  • ViewFinder: Yes
  • 11.0 fps Continuous Shooting
  • Video: 1280 x 720 (24 fps), 640 x 424 (24 fps), 320 x 216 (24 fps)
  • Built-in Wireless: No
  • Dimensions: 160 x 157 x 88 mm
  • Weight: 1240 g
  • Environmental Sealing: Yes
  • Built-in GPS: Yes
  • Replaced Nikon D3. Compare
  • Replaced by Nikon D4. Compare

Olympus OM-D E-M10 Mark III substituted Olympus E-M10 II.

Why is Olympus OM-D E-M10 Mark III a better choice than Nikon D3S

Wireless Connectivity Built-In vs No Better connectivity
Sensor Resolution 16.0 MP vs 12.0 MP 25% more pixels
Image Stabilization Yes vs No All lenses are stabilized
Built-In Flash Yes vs No All the lenses are stabilized
Flash Range 5.8 vs No 5.8 better flash range
Number Of Focus Points 121 vs 51 70 more focus points
AutoFocus Face Detection Yes vs No Very handy for portraits
Screen Resolution 1,040k dots vs 921k dots 11.4% higher resolution screen
Touch Screen Yes vs No Easy control of camera functions
Weight 410 g vs 1240 g 830 g lighter
Max Video Resolution 3840 x 2160 vs 1280 x 720 Higher Resolution Video

What are the key reasons to pick Nikon D3S over Olympus OM-D E-M10 Mark III

Storage Slots 2 vs 1 Extra storage slot
Sensor Area 860.4 mm2 vs 226.2 mm2 73.7% larger pixel area
Continuous Shooting 11 fps vs 8.6 fps 2.4 fps faster
Max Shutter Speed 1/8000 vs 1/4000 Faster shutter speed
Battery Life 4200 shots vs 330 shots 3870 more frames with a single charge
Environmental Sealing Yes vs No Shoot at tough conditions
Viewfinder Magnification 0.7 vs 0.62 0.08 better magnification

Key PROs of Olympus OM-D E-M10 Mark III and Nikon D3S

Screen Size 3″ | 3″ Large display
Viewfinder Electronic | Optical (pentaprism) Better framing and control
Raw Support Yes | Yes Better image quality
Timelapse Recording Yes | Yes Creative shooting
Bracketing Yes | Yes Useful for tough lighting conditions and HDR
Continuous Shooting 8.6 fps | 11.0 fps Nice continuous shooting
Flash Sync Port Yes | Yes Port for Flash Sync

Key CONs of Olympus OM-D E-M10 Mark III and Nikon D3S

Sensor Resolution 16.0 MP | 12.0 MP Small sensor resolution
Microphone Port No | No No microphone port
Headphone Port No | No No headphone port

Olympus OM-D E-M10 Mark III vs Nikon D3S: Comparing Two Models By Physical Characteristics

Before heading straight to the technical characteristics of each model, let’s start with comparing their physical specs. Let’s start with looking at the physical difference of the two products. Below are images that clearly show the sizes of Olympus OM-D E-M10 Mark III and Nikon D3S from the front view.

Olympus OM-D E-M10 Mark III
Nikon D3S
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Now, let’s go on and see how the reviewed models are different or similar by the top view.

Olympus OM-D E-M10 Mark III
Nikon D3S
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After looking at these images, you should get a clear idea of each model’s dimensions and how they are different from each other. However, we are not going to stop there. The next characteristic worth looking at is the weight. Of course, not every photographer is concerned about the weight, for example, it wouldn't be a decisive point for those who shoot in a studio. However, it is still an important factor because if you happen to go on a long photo session or just love having the camera with you wherever you go, you want to be sure that the chosen model isn't too heavy.

Speaking of weight, Olympus OM-D E-M10 Mark III is a lighter option of these two, as it weights 830g less than the Nikon D3S. This difference, in fact, can become a significant disadvantage for the photographers, who prefer to have their cameras with them wherever they go.

Comparing Olympus OM-D E-M10 Mark III and Nikon D3S by the type of Sensor and Resolution

Sensor is, without a doubt, the most significant element of every digital camera. Its type, size, and resolution are the factors that define the quality of future shots. Thus, it is barely possible to pick a suitable camera without looking at these specs.

Are Olympus OM-D E-M10 Mark III and Nikon D3S any different in terms of sensor type?

In fact, that's exactly what makes these two models really different. Thus, it is a good point to consider if your are choosing between these two cameras. Olympus OM-D E-M10 Mark III features a 16.0 MP Four Thirds sized CMOS sensor and boasts of a TruePic VIII processor . Nikon D3S, in its turn, comes with a 12.0 MP Full frame sized CMOS sensor and Expeed processor , which makes it significantly different from the first model.

Take a look below to find the comparison of Olympus OM-D E-M10 Mark III and Nikon D3S by the size of their sensors.

Olympus OM-D E-M10 Mark III
Nikon D3S
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One more distinctive feature of compared models is the sensor size. Nikon D3S is equipped with a sensor that is 0.3x larger than the one featured in Olympus OM-D E-M10 Mark III. Compared to the cameras with smaller sensor area, the ones with larger sensors ensure more control on the blurry background and depth of field if you shoot in the same aperture and focal length. Thus, the first model has a significant advantage here.

For Which Fields Of Photography Are Olympus OM-D E-M10 Mark III and Nikon D3S Suitable?

If you are interested in photography or has made a career in this field, you should know that different types of shooting actually require different camera characteristics. While one model can produce outstanding portraits, at the same time, it can be terrible for shooting landscapes, and so on. Thus, before you purchase a specific camera, it is vital to decide, which type of shooting you do most often and consider an option that suits it the most.

This section of our comparison is devoted to the performance of Olympus OM-D E-M10 Mark III and Nikon D3S in different fields of photography. Here we are going to look at the five main areas and evaluate how well each of the reviewed models performs in them. This will help you choose an option that suits your needs the most depending on your interest in one or several of these fields.

Photography Type Olympus OM-D E-M10 Mark III Nikon D3S
Portrait Photography
55%
83%
Street Photography
95%
76%
Sports Photography
90%
98%
Daily Photography
78%
80%
Landscape Photography
73%
93%

Olympus OM-D E-M10 Mark III for Portrait Photography

Advantages:

  • Image Stabilization
  • Face Detection Focusing

Disadvantages:

  • Small Four Thirds (17.4 x 13 mm) sensor

Nikon D3S for Portrait Photography

Advantages:

  • Large Full frame (36 x 23.9 mm) sensor
  • Fast Max Shutter Speed (1/8000s)

Disadvantages:

  • You might not like Nikon skintone
  • No Image Stabilization

Olympus OM-D E-M10 Mark III for Street Photography

Advantages:

  • Built-in View Finder
  • Live View
  • Image Stabilization
  • Large Four Thirds(17.4 x 13 mm) sensor

Disadvantages:

  • Big size (122 x 84 x 50 mm)

Nikon D3S for Street Photography

Advantages:

  • Built-in View Finder
  • Live View
  • Large Full frame(36 x 23.9 mm) sensor
  • Big battery life (4200 shots)

Disadvantages:

  • Big size (160 x 157 x 88 mm)
  • No Image Stabilization

Olympus OM-D E-M10 Mark III for Sports Photography

Advantages:

  • Big Number of autofocus Points (121)

Disadvantages:

  • Slow Continuous Shooting (8.6 fps)
  • No Environmental Sealing
  • Slow Max Shutter Speed (1/4000s)
  • Small battery life (330 shots)

Nikon D3S for Sports Photography

Advantages:

  • Fast Continuous Shooting (11.0 fps)
  • Environmental Sealing
  • Fast Max Shutter Speed (1/8000s)
  • Big Number of autofocus Points (51)
  • Nice Low Light ISO (3253)
  • Big battery life (4200 shots)
  • Big size (160 x 157 x 88 mm)

Disadvantages:

  • Bad Max Native ISO (12800)

Olympus OM-D E-M10 Mark III for Daily Photography

Advantages:

  • Built-in Flash
  • Built-in View Finder
  • Live View
  • Wireless Connectivity
  • Video is available

Disadvantages:

  • Small Four Thirds (17.4 x 13 mm) sensor
  • Big weight (410 g)
  • Big size (122 x 84 x 50 mm)

Nikon D3S for Daily Photography

Advantages:

  • Large Full frame (36 x 23.9 mm) sensor
  • Built-in View Finder
  • Live View
  • Video is available

Disadvantages:

  • Big weight (1240 g)
  • Big size (160 x 157 x 88 mm)
  • No Built-in Flash

Olympus OM-D E-M10 Mark III for Landscape Photography

Advantages:

  • Live View
  • RAW Support

Disadvantages:

  • Small Four Thirds (17.4 x 13 mm) sensor
  • Low resolution sensor (16 MP)
  • No Environmental Sealing

Nikon D3S for Landscape Photography

Advantages:

  • Large Full frame (36 x 23.9 mm) sensor
  • Good Dynamic Range (12.0)
  • Environmental Sealing
  • Live View
  • RAW Support
  • Nice Low Light ISO (3253)

Disadvantages:

  • Low resolution sensor (12 MP)
  • Bad Max Native ISO (12800)

Comparison of Olympus OM-D E-M10 Mark III vs Nikon D3S: Final Verdict

Hopefully, our detailed overview of these models has helped you consider all the main specs, pros and cons of each cameras. Maybe, after reading this comparison, some of you have already decided which option to opt for depending on your needs and preferences. However, if you are still wondering which option is a better choice, Olympus OM-D E-M10 Mark III or Nikon D3S, below you can see what scores each of them received in five different aspects. To wrap up, we have used our unique Decision Algorithm that assesses different camera models upon 63 different factors including their price, and, if possible, DxO Mark scores. This algorithm allows us to make our verdict more consistent and objective.

What is our final verdict? Based on our comparison and the final scores of Olympus OM-D E-M10 Mark III and Nikon D3S here is what we can say in conclusion:

According all the factors that we considered in the process of comparing these two cameras, Olympus OM-D E-M10 Mark III deserves a higher Total Score than the Nikon D3S. Thus, if you are choosing between these options, we would recommend you to choose the first model over the other one.

Olympus OM-D E-M10 Mark III vs Nikon D3S Table Of Technical Specs

For better understanding of each model’s technical characteristics, find the detailed comparison below:

Olympus OM-D E-M10 Mark III Nikon D3S
General
Brand Olympus Nikon
Model OM-D E-M10 Mark III D3S
Announced Aug 31, 2017 Feb 16, 2010
Body Type SLR-style mirrorless Large SLR
Sensor
Sensor Type CMOS CMOS
Sensor Size Four Thirds Full frame
Sensor Dimensions 17.4 x 13 mm 36 x 23.9 mm
Sensor Area 226.20 mm2 860.40 mm2
Sensor Resolution 16.0 MP 12.0 MP
Max Image Resolution 4608 x 3456 4256 x 2832
Max Native ISO 25,600 12,800
Max Boosted ISO n/a 102,400
Min Native ISO 200 200
RAW Support Yes Yes
Lens
Manual Focus Yes Yes
Lens Mount Micro Four Thirds Nikon F
Number of Lenses 94 287
Focal Length Multiplier 2x 1x
Macro Focus Range
AutoFocus
AF Touch Yes No
AF Continuous Yes Yes
AF Single Yes Yes
AF Tracking Yes No
AF Selective Yes Yes
AF Center Yes No
AF Multi Area Yes Yes
AF Live View Yes Yes
AF Face Detection Yes No
AF Contrast Detection Yes Yes
AF Phase Detection No Yes
Number of Focus Points 121 51
Number of Cross Focus Points n/a n/a
Screen
Screen Type Tilting Fixed Type
Screen Size 3″ 3″
Screen Resolution 1,040k dots 921k dots
Live View Yes Yes
Touch Screen Yes No
ViewFinder
ViewFinder Electronic Optical (pentaprism)
ViewFinder Resolution 2,360k dots 0k dots
ViewFinder Coverage 100% 100%
ViewFinder Magnification 0.62 0.7
Photography Features
Min Shutter Speed 60 s 30 s
Max Shutter Speed 1/4000 s 1/8000 s
Continuous Shooting 8.6 fps 11.0 fps
Shutter Priority Yes Yes
Aperture Priority Yes Yes
Manual Exposure Mode Yes Yes
Exposure Compensation Yes Yes
Custom White Balance Yes Yes
Image Stabilization Yes No
Built-in Flash Yes No
Flash Range 5.8 0
Flash Modes Auto, redeye, slow sync, 2nd-curtain slow sync, redeye slow sync, fill-in, manual Front curtain, Rear curtain, Red-Eye, Slow Sync
External Flash Yes Yes
AE Bracketing Yes Yes
WB Bracketing Yes Yes
Exposure Modes
Multi-Segment Yes Yes
Average Yes No
Spot Yes Yes
Partial No No
AF-Area No No
Center Weighted No Yes
Video Features
Video Resolutions 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM 1280 x 720 (24 fps), 640 x 424 (24 fps), 320 x 216 (24 fps)
Max Video Resolution 3840 x 2160 1280 x 720
Video Formats MPEG-4, H.264 Motion JPEG
Microphone Port No No
Headphone Port No No
Connectivity
Wireless Connectivity Yes No
HDMI Yes Yes
USB USB 2.0 USB 2.0
Physical
Environmental Sealing No Yes
Water Proof No No
Dust Proof No No
Shock Proof No No
Crush Proof No No
Freeze Proof No No
Weight 410 g 1240 g
Physical Dimensions 122 x 84 x 50 mm 160 x 157 x 88 mm
Battery Life 330 shots 4200 shots
Battery Type Battery Pack Battery Pack
Battery Model BLS-50 EN-EL4a
Other Features
Self Timer Yes Yes
Timelapse Recording Yes Yes
GPS Optional
Storage Type SD/SDHC/SDXC (UHS-I/II supported) Compact Flash (Type I or II) x 2, UDMA
Storage Slots 1 2

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