Nikon D3100 vs Nikon D7000

  • APS-C
  • 14 megapixels
  • Nikon F
  • 41
    Overall
  • 13
    Imaging
  • 29
    Features
  • 73
    Size
  • 0
    Price
  • APS-C
  • 16 megapixels
  • Nikon F
  • 43
    Overall
  • 17
    Imaging
  • 59
    Features
  • 71
    Size
  • 0
    Price

Nikon D3100 vs Nikon D7000: 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!

The goal of this overview is to provide a detailed comparison of two popular camera models introduced by the same brand - Nikon. Although both products are offered by the same brand, they come from different categories. Thus, Nikon, is a camera from Entry-Level DSLR category, while D7000 is a Semi-Pro DSLR camera. Both products that we are going to review are equipped with the same type of sensor - CMOS. However, they have different resolution. The first compared model, Nikon D3100, features has a resolution of 14.0 MP. Another model that we are reviewing, Nikon D7000, features a sensor with a resolution of 16.0 MP.

Now, before we can move on to our comparison, let's take a moment to look at the key characteristics of Nikon D3100 and Nikon D7000.

Nikon D3100 Key Features:

  • 14.0 MP APS-C CMOS sensor
  • ISO 100 - 3200 (Expands to 12800)
  • Image Stabilization: No
  • 3″ Fixed Type Screen
  • ViewFinder: Yes
  • 3.0 fps Continuous Shooting
  • Video: 1920 x 1080 (24 fps), 1280 x 720 (30, 25, 24 fps), 640 x 424 (24 fps)
  • Built-in Wireless: Yes
  • Dimensions: 124 x 96 x 75 mm
  • Weight: 505 g
  • Environmental Sealing: No
  • Built-in GPS: Yes
  • Replaced Nikon D3000. Compare
  • Replaced by Nikon D3200. Compare

Nikon D7000 Key Features:

  • 16.0 MP APS-C CMOS sensor
  • ISO 100 - 6400 (Expands to 25600)
  • Image Stabilization: No
  • 3″ Fixed Type Screen
  • ViewFinder: Yes
  • 6.0 fps Continuous Shooting
  • Video: 1920 x 1080 (24 fps), 1280 x 720 (24, 25, 30 fps), 640 x 424 (24 fps)
  • Built-in Wireless: Yes
  • Dimensions: 132 x 105 x 77 mm
  • Weight: 780 g
  • Environmental Sealing: Yes
  • Built-in GPS: Yes
  • Replaced Nikon D90. Compare
  • Replaced by Nikon D7100. Compare

Since Nikon D3100 has been around for some time, it was substituted by Nikon D3200. Be sure to check out some of our other comparisons that may also interest you:
Nikon D3100 vs. D3200
Nikon D3200 vs. Nikon D7000

Being a newer model, Nikon D3100 substituted Nikon D3000. Be sure to check out some of our other comparisons that may also interest you:
Nikon D3100 vs. D3000
Nikon D3000 vs. Nikon D7000

Why is Nikon D3100 a better choice than Nikon D7000

Weight 505 g vs 780 g 275 g lighter

What are the key reasons to pick Nikon D7000 over Nikon D3100

Timelapse Recording Yes vs No Creative shooting
Storage Slots 2 vs 1 Extra storage slot
Sensor Resolution 16.0 MP vs 14.0 MP 12.5% more pixels
Sensor Area 370.52 mm2 vs 355.74 mm2 4% larger pixel area
Continuous Shooting 6 fps vs 3 fps 3 fps faster
Max Shutter Speed 1/8000 vs 1/4000 Faster shutter speed
Number Of Focus Points 39 vs 11 28 more focus points
Number Of Cross Focus Points 9 vs 1 8 more cross focus points
Screen Resolution 921k dots vs 230k dots 75% higher resolution screen
Battery Life 1050 shots vs 550 shots 500 more frames with a single charge
Environmental Sealing Yes vs No Shoot at tough conditions
Microphone Port Yes vs No High quality audio recording option
Dxo Color Depth 23.5 vs 22.5 Better color depth
Dxo Dynamic Range 13.9 vs 11.3 Better dynamic range
Dxo Low Light Iso 1167 vs 919 Better High ISO performance
Viewfinder Optical (pentaprism) vs Optical (pentamirror) Better framing and control
Viewfinder Magnification 0.64 vs 0.53 0.11 better magnification

Key PROs of Nikon D3100 and Nikon D7000

Screen Size 3″ | 3″ Large display
Viewfinder Optical (pentamirror) | Optical (pentaprism) Better framing and control
Raw Support Yes | Yes Better image quality
AutoFocus Face Detection Yes | Yes Very handy for portraits
Built-In Flash Yes | Yes External flash available
Flash Sync Port Yes | Yes Port for Flash Sync
Battery Life 550 shots | 1050 shots Big number of frames with a single charge

Key CONs of Nikon D3100 and Nikon D7000

Touch Screen No | No No touch screen
Screen Resolution 230k dots | 921k dots Small screen resolution
Screen Type Fixed Type | Fixed Type No flexible viewing angles
Sensor Resolution 14.0 MP | 16.0 MP Small sensor resolution
Headphone Port No | No No headphone port
Continuous Shooting 3.0 fps | 6.0 fps Low continuous shooting
Image Stabilization No | No No image stabilization

Nikon D3100 vs Nikon D7000: 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 Nikon D3100 and Nikon D7000 from the front view.

Nikon D3100
Nikon D7000
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Now, let’s go on and see how the reviewed models are different or similar by the top view.

Nikon D3100
Nikon D7000
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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, Nikon D3100 is a lighter option of these two, as it weights 275g less than the Nikon D7000. This difference, in fact, can become a significant disadvantage for the photographers, who prefer to have their cameras with them wherever they go.

Comparing Nikon D3100 and Nikon D7000 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 Nikon D3100 and Nikon D7000 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. Nikon D3100 features a 14.0 MP APS-C sized CMOS sensor . Nikon D7000, in its turn, comes with a 16.0 MP APS-C sized CMOS sensor , which makes it significantly different from the first model.

Take a look below to find the comparison of Nikon D3100 and Nikon D7000 by the size of their sensors.

Nikon D3100
Nikon D7000
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Nikon D3100 and Nikon D7000 are identical by this indicator, as each feature a sensor of the same size. Thus, both cameras will provide the same level of control in terms of the depth of field if you use them with the same focal length and aperture.

For Which Fields Of Photography Are Nikon D3100 and Nikon D7000 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 Nikon D3100 and Nikon D7000 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 Nikon D3100 Nikon D7000
Portrait Photography
63%
84%
Street Photography
62%
91%
Sports Photography
66%
81%
Daily Photography
47%
42%
Landscape Photography
78%
95%

Nikon D3100 for Portrait Photography

Advantages:

  • Large APS-C (23.1 x 15.4 mm) sensor
  • Face Detection Focusing

Disadvantages:

  • You might not like Nikon skintone
  • No Image Stabilization

Nikon D7000 for Portrait Photography

Advantages:

  • Large APS-C (23.6 x 15.7 mm) sensor
  • Fast Max Shutter Speed (1/8000s)
  • Face Detection Focusing

Disadvantages:

  • You might not like Nikon skintone
  • No Image Stabilization

Nikon D3100 for Street Photography

Advantages:

  • Built-in View Finder
  • Live View
  • Large APS-C(23.1 x 15.4 mm) sensor

Disadvantages:

  • Big size (124 x 96 x 75 mm)
  • No Image Stabilization
  • Small Number of autofocus Points (11)

Nikon D7000 for Street Photography

Advantages:

  • Built-in View Finder
  • Live View
  • Large APS-C(23.6 x 15.7 mm) sensor
  • Big battery life (1050 shots)

Disadvantages:

  • Big size (132 x 105 x 77 mm)
  • No Image Stabilization

Nikon D3100 for Sports Photography

Advantages:

  • Big size (124 x 96 x 75 mm)

Disadvantages:

  • Slow Continuous Shooting (3.0 fps)
  • No Environmental Sealing
  • Slow Max Shutter Speed (1/4000s)
  • Smal Number of autofocus Points (11)
  • Small Number of CrossFocus Points (1)
  • Bad Low Light ISO (919)
  • Small battery life (550 shots)

Nikon D7000 for Sports Photography

Advantages:

  • Environmental Sealing
  • Fast Max Shutter Speed (1/8000s)
  • Big size (132 x 105 x 77 mm)

Disadvantages:

  • Slow Continuous Shooting (6.0 fps)
  • Smal Number of autofocus Points (39)
  • Small Number of CrossFocus Points (9)
  • Bad Low Light ISO (1167)

Nikon D3100 for Daily Photography

Advantages:

  • Large APS-C (23.1 x 15.4 mm) sensor
  • Built-in Flash
  • Built-in View Finder
  • Live View
  • Wireless Connectivity
  • Video is available

Disadvantages:

  • Big weight (505 g)
  • Big size (124 x 96 x 75 mm)

Nikon D7000 for Daily Photography

Advantages:

  • Large APS-C (23.6 x 15.7 mm) sensor
  • Built-in Flash
  • Built-in View Finder
  • Live View
  • Wireless Connectivity
  • Video is available

Disadvantages:

  • Big weight (780 g)
  • Big size (132 x 105 x 77 mm)

Nikon D3100 for Landscape Photography

Advantages:

  • Large APS-C (23.1 x 15.4 mm) sensor
  • Good Dynamic Range (11.3)
  • Live View
  • RAW Support

Disadvantages:

  • Low resolution sensor (14 MP)
  • No Environmental Sealing
  • Bad Low Light ISO (919)

Nikon D7000 for Landscape Photography

Advantages:

  • Large APS-C (23.6 x 15.7 mm) sensor
  • Good Dynamic Range (13.9)
  • Environmental Sealing
  • Live View
  • RAW Support

Disadvantages:

  • Low resolution sensor (16 MP)
  • Bad Low Light ISO (1167)

Comparison of Nikon D3100 vs Nikon D7000: 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, Nikon D3100 or Nikon D7000, 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 Nikon D3100 and Nikon D7000 here is what we can say in conclusion:

According all the factors that we considered in the process of comparing these two cameras, Nikon D7000 deserves a higher Total Score than the Nikon D3100. Thus, if you are choosing between these options, we would recommend you to choose the first model over the other one.

Nikon D3100 vs Nikon D7000 Table Of Technical Specs

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

Nikon D3100 Nikon D7000
General
Brand Nikon Nikon
Model D3100 D7000
Announced Dec 21, 2010 Nov 30, 2010
Body Type Compact SLR Mid-size SLR
Sensor
Sensor Type CMOS CMOS
Sensor Size APS-C APS-C
Sensor Dimensions 23.1 x 15.4 mm 23.6 x 15.7 mm
Sensor Area 355.74 mm2 370.52 mm2
Sensor Resolution 14.0 MP 16.0 MP
Max Image Resolution 4608 x 3072 4928 x 3264
Max Native ISO 3,200 6,400
Max Boosted ISO 12,800 25,600
Min Native ISO 100 100
RAW Support Yes Yes
Lens
Manual Focus Yes Yes
Lens Mount Nikon F Nikon F
Number of Lenses 287 287
Focal Length Multiplier 1.5x 1.5x
Macro Focus Range
AutoFocus
AF Touch No No
AF Continuous Yes Yes
AF Single Yes Yes
AF Tracking Yes Yes
AF Selective Yes Yes
AF Center No Yes
AF Multi Area Yes Yes
AF Live View Yes Yes
AF Face Detection Yes Yes
AF Contrast Detection Yes Yes
AF Phase Detection Yes Yes
Number of Focus Points 11 39
Number of Cross Focus Points 1 9
Screen
Screen Type Fixed Type Fixed Type
Screen Size 3″ 3″
Screen Resolution 230k dots 921k dots
Live View Yes Yes
Touch Screen No No
ViewFinder
ViewFinder Optical (pentamirror) Optical (pentaprism)
ViewFinder Resolution 0k dots 0k dots
ViewFinder Coverage 95% 100%
ViewFinder Magnification 0.53 0.64
Photography Features
Min Shutter Speed 30 s 30 s
Max Shutter Speed 1/4000 s 1/8000 s
Continuous Shooting 3.0 fps 6.0 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 No No
Built-in Flash Yes Yes
Flash Range 12 12
Flash Modes Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain Auto, Red-eye, Slow sync, Rear curtain
External Flash Yes Yes
AE Bracketing No Yes
WB Bracketing Yes Yes
Exposure Modes
Multi-Segment Yes Yes
Average Yes Yes
Spot No Yes
Partial No No
AF-Area No No
Center Weighted Yes Yes
DxO Sensor Scores
DxO Sensor Score 67 80
DxO Color Depth 22.5 23.5
DxO Dynamic Range 11.3 13.9
DxO Low Light ISO 919 1167
Video Features
Video Resolutions 1920 x 1080 (24 fps), 1280 x 720 (30, 25, 24 fps), 640 x 424 (24 fps) 1920 x 1080 (24 fps), 1280 x 720 (24, 25, 30 fps), 640 x 424 (24 fps)
Max Video Resolution 1920 x 1080 1920 x 1080
Video Formats MPEG-4 MPEG-4, H.264
Microphone Port No Yes
Headphone Port No No
Connectivity
Wireless Connectivity Yes Yes
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 505 g 780 g
Physical Dimensions 124 x 96 x 75 mm 132 x 105 x 77 mm
Battery Life 550 shots 1050 shots
Battery Type Battery Pack Battery Pack
Battery Model EN-EL14 EN-EL15
Other Features
Self Timer Yes Yes
Timelapse Recording No Yes
GPS Optional Optional
Storage Type SD/SDHC/SDXC SD/SDHC/SDXC
Storage Slots 1 2

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