Nikon D3100Sony SLT-A99V + Sony SAL-55300
Top 40%1,473 points
Top 40%
Top 9%2,212 points
Top 9%
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.
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 a9: 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. weight

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

8. 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

9. video recording

0% better video recording quality.
1080 x 24fps
Canon EOS 1D X Mark II: 2160 x 60fps
1080 x 24fps

10. 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
49% have it

11. Faster video autofocus due to a phase detection autofocus when shooting movies

A phase detection autofocus is much faster than a contrast detection autofocus and allows sharper movies.
Nikon D3100
Sony SLT-A99V + Sony SAL-55300
11% have it

12. 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

13. 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

14. 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

16. 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

17. higher resolution (screen)

A higher screen resolution provides a sharper image, making it easier to review your photos.
230k dots
Fujifilm FinePix X-Pro1: 1230000k dots
1229k dots

18. Faster photo autofocus due to a phase detection autofocus when shooting pictures

A phase detection autofocus is much faster than a contrast detection autofocus and allows sharper images.
Nikon D3100
Sony SLT-A99V + Sony SAL-55300
30% have it

19. resolution

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

20. volume

30.95% less body volume.
880.1cm³
Sony Cyber-shot DSC-TX66: 65.29cm³
1279.25cm³

21. battery power

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

22. height

15mm shorter.
96mm
Sony Cyber-shot DSC-HX400V: 39mm
111mm

23. thickness

4.74mm thinner.
73.66mm
Sony Cyber-shot DSC-TX66: 13mm
78.4mm

24. 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

25. 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

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