vs
vs
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
Top 40%1,454 points
Top 40%
Top 58%1,015 points
Top 58%
Top 10%2,189 points
Top 10%
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
Top specs and features

Nikon D3100 vs Nikon D70 vs Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX: 68 facts in comparison

1. megapixels

14.8MP
Panono Camera: 108MP
6.1MP
24.71MP

2. sensor size

The larger the sensor the more light the sensor captures yielding in better image quality.
23.1 x 15.4mm
Polaroid Snap: 81.2 x 25.4mm
23.7 x 15.6mm
23.5 x 15.6mm

3. focus points

The more focus points the more flexibility in picking which part of the scene to focus on. They also give the image sensor a better probability in identifying the right area of the scene to focus on in more automatic modes.
11
Canon EOS R: 5655
5
51

4. continuous shooting at high resolution

Fast continuous shooting is useful for catching action shots.
3fps
Olympus OM-D E-M1 Mark II: 60fps
3fps
6fps

5. noise

The maximum ISO at which the device still captures excellent quality images. Source: DxOMark.
919ISO
Sony Alpha a7 III: 3730ISO
529ISO
1256ISO

6. maximum light sensitivity

With a higher light sensitivity (ISO level), the sensor absorbs more light. This can be used to capture moving objects using a fast shutter speed, or to take images in low light without using a flash.
12800 ISO
Nikon D7500 + Nikon AF-S DX Nikkor 18-140mm f/3.5-5.6G ED VR: 1640000 ISO
1600 ISO
25600 ISO

7. image quality

A device's overall image quality score considers: color depth, dynamic range and low light performance. Source: DxOMark.
67
Sony Alpha 7R II: 98
50
83

8. weight

455g
HTC Re: 65.5g
595g
420g(Nikon AF-S DX Nikkor 18-105mm f/3.5-5.6G ED VR)

9. color depth

The better a device's color depth the more color nuances it can distinguish. Source: DxOMark.
22.5bits
HP Photosmart R927: 42bits
20.4bits
24.2bits

10. Has phase detection autofocus for videos

A phase detection autofocus system is faster than a contrast detection autofocus system. Even when recording scenes with a lot of fast movements, the videos are sharp and clear.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
12% have it

11. has a stereo microphone

A stereo microphone allows to record audio files or movies in stereo without an external microphone.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
50% have it

12. Has phase detection autofocus for photos

A phase detection autofocus is much faster than a contrast detection autofocus, allowing for sharper images.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
32% have it

13. dynamic range

The better the dynamic range the system captures a wider number of values from dark to light leading to more details in low and highlights. Source: DxOMark.
11.3Evs
Nikon D810A: 14.8Evs
10.3Evs
13.7Evs

14. has built-in optical image stabilization

Optical image stabilization uses gyroscopic sensors to detect the vibrations of the camera. The lens adjusts the optical path accordingly, ensuring that any type of motion blur is corrected before the sensor captures the image.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX(Nikon AF-S DX Nikkor 18-105mm f/3.5-5.6G ED VR)
46% have it

15. has AF tracking

With AF tracking, once you choose the subject and press the shutter release part way down, as the subject moves, the autofocus will follow it. No more out of focus shots.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
72% have it

16. higher resolution (screen)

A higher screen resolution provides a sharper image, making it easier to review your photos.
230k dots
Fujifilm X-T1 + XF 18-55mm F2.8-4 R LM OIS: 1040000k dots
130k dots
1228k dots

17. Has timelapse function

A timelapse shows a long passage of time sped up. A series of photographs taken from the same position over a long period is joined together to create a short video. It is great way to capture things like the setting sun, or clouds moving across the sky.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
16% have it

18. has a microphone in

A microphone port allows connecting external high-end or specialized microphones.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
26% have it

19. battery power

1000mAh
Samsung Galaxy NX Mirrorless + 18-55mm f/3.5-5.6: 4360mAh
1500mAh
1900mAh

20. Weather sealed

Device is protected with extra seals to prevent failures due to any kind of weather.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
20% have it

21. has a two-stage shutter

A two-stage shutter is good for taking photos like a pro; apply pressure to the button in order for the lens to focus, and then press it fully to capture the photograph.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
54% have it

22. has a 24p cinema mode

24p is a video format (24 frames per second) traditionally used in cinema. Nowadays, it is used to create film-like motion characteristics.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
27% have it

23. has a touch screen

You can operate the device easily, by pressing the screen with your fingers.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
25% have it

24. has manual shutter speed

This allows to manually set the shutter speed.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
48% have it

25. has continuous autofocus when recording movies

When recording movies they stay focussed and sharp.
Nikon D3100
Nikon D70
Nikon D7100 + 18-105mm f/3.5-5.6G ED VR DX
66% have it

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