Nikon D3100Sony SLT-A99V + Sony SAL-55300
Top 41%1,465 points
Top 41%
Top 11%2,216 points
Top 11%
Nikon D3100
Sony SLT-A99V + Sony SAL-55300
vs
Top specs and features

Nikon D3100 vs Sony SLT-A99V + Sony SAL-55300: 73 facts in comparison

1. megapixels

1.64x more megapixels (main camera).
14.8MP
Panono Camera: 108MP
24.3MP

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
35.8 x 23.8mm

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
Sony Alpha a7 III: 693
19

4. continuous shooting at high resolution

Fast continuous shooting is useful for catching action shots.
3fps
Olympus OM-D E-M1 Mark II: 60fps
10fps

5. has a flip-out screen

Flip-out screens are useful for doing tricky shots.
Nikon D3100
Sony SLT-A99V + Sony SAL-55300
27% have it

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
25600 ISO

7. longer battery life

CIPA is an independent, standard measurement that determines how many shots a camera can take before the battery dies.
550shots
Nikon D3x: 4400shots
500shots

8. video recording (main camera)

The maximum resolution available for videos shot with the main camera. Although it may be possible to choose among other frame rates, those recordings usually have lower resolutions.
1080 x 24fps
Canon EOS 1D X Mark II: 2160 x 60fps
1080 x 24fps

9. weight

5g lighter.
455g
HTC Re: 65.5g
460g(Sony DT 55-300mm F/4.5-5.6)

10. fastest shutter speed

A faster maximum shutter speed allows taking pictures of fast moving subjects without blur.
1/4000s
Sony Cyber-shot DSC-RX100 IV: 1/32000s
1/8000s

11. 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
Sony SLT-A99V + Sony SAL-55300
11% have it

12. has a stereo microphone

A stereo microphone allows to record audio files or movies in stereo without an external microphone.
Nikon D3100
Sony SLT-A99V + Sony SAL-55300
50% have it

13. Has phase detection autofocus for photos

A phase detection autofocus is much faster than a contrast detection autofocus, allowing for sharper images.
Nikon D3100
Sony SLT-A99V + Sony SAL-55300
31% have it

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
Sony SLT-A99V + Sony SAL-55300
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
Sony SLT-A99V + Sony SAL-55300
72% have it

16. has a built-in HDR mode

It can automatically shoot pictures with a higher dynamic range (HDR).
Nikon D3100
Sony SLT-A99V + Sony SAL-55300
26% have it

17. resolution

5.33x higher resolution.
588 x 392px
Panasonic Lumix DC-GH5S: 3680 x 2760px
1358 x 905px

18. has a microphone in

A microphone port allows connecting external high-end or specialized microphones.
Nikon D3100
Sony SLT-A99V + Sony SAL-55300
25% have it

19. battery power

1.65x more battery power.
1000mAh
Samsung Galaxy NX Mirrorless + 18-55mm f/3.5-5.6: 4360mAh
1650mAh

20. 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
Sony SLT-A99V + Sony SAL-55300
26% have it

21. width

22.54mm narrower.
124.46mm
DxO One: 26.2mm
147mm

22. volume

30.95% less body volume.
880.1cm³
Fujifilm FinePix X-Pro1: 0cm³
1279.25cm³

23. 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
1229k dots

24. Weather sealed

Device is protected with extra seals to prevent failures due to any kind of weather.
Nikon D3100
Sony SLT-A99V + Sony SAL-55300
19% have it

25. Has a built-in focus motor

The focus motor moves the lens in order to autofocus. For system cameras, having a focus motor in the camera's body allows you to use a wide range of lenses, including lenses which do not have their own focus motor. For compact cameras, a focus motor is usually built-in.
Nikon D3100
Sony SLT-A99V + Sony SAL-55300
17% have it

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