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Compare 4 products

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Nikon D3100 Digital Camera
Nikon D3100
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Nikon D5100 Digital Camera
Nikon D5100
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Nikon D7100 Digital Camera
Nikon D7100
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Sony SLT-A55 Digital Camera
Sony SLT-A55
Available colors
Editiorial reviews
33
4.0 out of 5
19 user ratings
5 stars
47 %
4 stars
36 %
3 stars
5 %
2 stars
10 %
1 stars
0 %
Read editorial reviews
34
4.1 out of 5
17 user ratings
5 stars
41 %
4 stars
41 %
3 stars
11 %
2 stars
5 %
1 stars
0 %
Read editorial reviews
54
4.3 out of 5
21 user ratings
5 stars
42 %
4 stars
57 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
20
4.0 out of 5
12 user ratings
5 stars
50 %
4 stars
25 %
3 stars
25 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
72
3.8 out of 5
72 user ratings
5 stars
34 %
4 stars
23 %
3 stars
26 %
2 stars
15 %
1 stars
0 %
51
3.9 out of 5
51 user ratings
5 stars
37 %
4 stars
29 %
3 stars
23 %
2 stars
7 %
1 stars
1 %
52
3.9 out of 5
52 user ratings
5 stars
30 %
4 stars
34 %
3 stars
32 %
2 stars
1 %
1 stars
0 %
46
4.1 out of 5
46 user ratings
5 stars
39 %
4 stars
34 %
3 stars
23 %
2 stars
2 %
1 stars
0 %

Sensor

Sensor typeCMOSCMOSCMOSCMOS
Image sensor formatDXDXDXAPS-C
Sensor size0.91 in0.93 in0.93 in0.93 in
Sensor photo detectors15.0 Mpx
N/A
25.0 Mpx17.0 Mpx
Effective pixels14.0 Mpx16.0 Mpx24.0 Mpx16.0 Mpx
Image ratio w:h3:23:2
  • 3:2
  • 16:9
  • 3:2
  • 16:9
Max resolution4608 x 3072 px4928 x 3264 px6000 x 4000 px4912 x 3264 px
Other resolutions
  • 3456x2304
  • 2304x1536
  • 3696x2448
  • 2464x1632
  • 6000x3368
  • 4800x3200
  • 4800x2696
  • 4494x3000
  • 4496x2528
  • 3600x2400
  • 3600x2024
  • 2992x2000
  • 2992x1680
  • 2400x1600
  • 2400x1344
  • 3568x2368
  • 2448x1624
  • 2448x1376
ProcessorExpeed 2Expeed 2
N/A
BIONZ

Image

ISO
  • 100
  • 200
  • 400
  • 800
  • 1600
  • 3200
  • Auto
  • 100
  • 6400
  • 12800
  • 25600
  • 100
  • 6400
  • 100
  • 125
  • 160
  • 200
  • 250
  • 320
  • 400
  • 500
  • 640
  • 800
  • 1000
  • 1250
  • 1600
  • 2000
  • 2250
  • 3200
  • 6400
  • Auto
ISO Autoyesyesyesyes
ISO minimum100100100100
ISO maximum12800256002560012800
Boosted ISO maximum12800256002560025600
Maximum image resolution4608 x 3072 px4928 x 3264 px6000 x 4000 px4592 x 3056 px
White balance presets1212126
White balance modes
  • Auto
  • Manual
  • Auto
  • Cloudy
  • Direct sunlight
  • Flash
  • Fluorescent
  • Incandescent
  • Manual
  • Shade
  • Auto
  • Cloudy
  • Flash
  • Fluorescent
  • Incandescent
  • Manual
  • Shade
  • Sunny
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
Custom white balanceyesyesyesyes
Supported image file formats
  • JPG
  • RAW
  • JPG
  • RAW
  • JPG
  • NEF
  • RAW
JPG
Photo effectsBlack&White
  • Black&White
  • Neutral
  • Vivid
  • Neutral
  • Vivid
  • Black&White
  • Vivid
Image stabilizernononono
Image stabilization typeNoNoNoSensor-shift
Supported aspect ratios16:916:9
N/A
16:9
Uncompressed formatRAWRAWRAWRAW
AEB/HDR supportnoyesyesyes
HDR
N/A
yesyesyes
Boosted ISO minimum
N/A
N/A
50
N/A

Optics and focus

Lens mountNikon-AFNikon FNikon F
  • Sony Alpha DT
  • Sony Alpha
Optical zoom3.0 x3.0 x5.8 x
N/A
Magnification (Crop factor)1.5 x1.5 x1.5 x1.5 x
Minimum aperture3.5
N/A
3.5
N/A
Maximum aperture3.52.83.5
N/A
AF assist (auto-focus assist light)LampLampLampLamp
Focus adjustmentAutoAutoAuto/ManualAuto
Contrast autofocusyesyesyesno
Brightness adjustmentyesyesyes
N/A
Autofocus in recording modeyesyesyesyes
Focal length multiplier1.5x1.5x
N/A
1.5x
AutofocusSingle Auto Focus
  • Continuous Auto Focus
  • Servo Auto Focus
  • Single Auto Focus
  • Multi Point Auto Focus
  • Single Auto Focus
  • Continuous Auto Focus
  • Single Auto Focus
Auto Focus (AF) lockyesyesyesyes
Manual focusyesyesyesyes
Auto Focus (AF) points selection
  • Auto
  • Manual
AutoAuto
N/A
Auto Focus (AF) assist beamyesyes
N/A
yes
Number of focus points11115115
Max number of AF points (incl. assistant)11115115
Image stabiliserLens based onlyLens based onlyLens based onlyBuilt-in
Filter diameter2.05 in2.83 in3.03 in2.17 in
Phase detection autofocusyesyesyesyes
Contrast adjustment
N/A
N/A
yes
N/A

Screen and viewfinder

Screen size3.0 in3.0 in3.2 in3.0 in
Articulated LCDnoyesnoyes
Screen technologyLCDLCDLCD TFTLCD
Screen dots2300009210001228800921000
Touch screennononono
Field of view95.0 %100.0 %
N/A
100.0 %
Live viewyesyesyesyes
ViewfinderOpticalOpticalElectronicElectronic
Viewfinder coverage95.0 %95.0 %100.0 %100.0 %
Viewfinder magnification0.8 x0.78 x0.94 x1.1 x
Dioptre correctionyesyesyes
N/A
Diopter adjustment (D-D)-1.7 - 0.51.7 - 0.7-2 - 1
N/A
Eye relief0.71 in0.7 in0.77 in
N/A
Separate info displaynonoyesno
Flip-out screenno
N/A
no
N/A
Display resolution
N/A
N/A
640 x 480 px
N/A
Viewfinder resolution
N/A
N/A
N/A
1150000.0 px

Photography features

Shooting modes
  • Auto
  • Manual
  • Movie
  • Aperture priority
  • Auto
  • Manual
  • Movie
  • Program
  • Scene
  • Shutter priority
  • Auto
  • Manual
N/A
Camera shutter type
  • Electronic
  • Mechanical
ElectronicElectronicElectronic
Minimum shutter speed30.0 s30.0 s30.0 s30.0 s
Maximum shutter speed1.0 s1.0 s1.0 s1.0 s
Shutter priorityyesyesyesyes
Aperture priorityyesyesyesyes
Manual exposure modeyesyesyesyes
Exposure compensation plus5552
Exposure compensation minus-5-5-5-2
Expousure compensation steps1/3
  • 1/3
  • 1/2
  • 1/3
  • 1/2
1/3
Auto exposure lockyesyesyesyes
Continuous shootingyesyesyesyes
Self-timer delay10.0 s
  • 2
  • 5
  • 10
  • 20
  • 2
  • 5
  • 10
  • 20
  • 2
  • 10
Histogramyesyesyesyes
WB BracketingNo
Yes
YesYes
Subject / scene modesyesyesyesyes
Flash sync speed1/200s1/200s1/320s1/160s
Built-in flashyesyesyesyes
Flash range12121210
Flash modes
  • Auto
  • Flash OFF
  • Redeye Reduction
  • Slow Sync
  • Flash OFF
  • Redeye Reduction
  • Slow Sync
  • Flash OFF
  • Flash ON
  • Auto
  • Fill-in
  • Flash OFF
  • Redeye Reduction
  • Slow Sync
External flash connectionHot shoeHot shoeHot shoeHot shoe
Flash metering systemi-TTL
N/A
i-TTL
N/A
External flashyesyesyesyes
Continuous drive3.0 fps4.0 fps6.0 fps10.0 fps
Scene modes
  • Children
  • Close-up
  • Portrait
  • Backlight
  • Beach
  • Candlelight
  • Children
  • Close-up
  • Dawn
  • Dusk
  • Food
  • Landscape
  • Night landscape
  • Night portrait
  • Party
  • Pet
  • Portrait
  • Snow
  • Sports
  • Sunset
  • Portrait
  • Landscape
  • Panorama
  • Portrait
  • Sunset
  • Landscape
Self-timeryesyesyesyes
Metering modes
  • Multi
  • Center-weighted
  • Average
  • Multi
  • Center-weighted
  • Spot
  • Multi
  • Center-weighted
  • Average
  • Spot
  • Multi
  • Center-weighted
  • Spot
Manual settingsyesyesyesyes
Speed (JPEG)3.0 fps4.0 fps6.0 fps10.0 fps
Speed (RAW)3.0 fps4.0 fps6.0 fps10.0 fps
Number of exposures
N/A
323
AE EV steps
N/A
  • 1/3
  • 1/2
  • 1/3
  • 1/2
  • 2/3
  • 1
  • 2
  • 1/3
  • 2/3
AE frames
N/A
3
  • 2
  • 3
  • 5
3
Self-timer options
N/A
  • 2
  • 5
  • 10
  • 20
  • 2
  • 10
  • 2
  • 10
Exposure bracketing
N/A
0.3 - 0.5±EV0.3 - 3.0±EV0.3 - 0.7±EV
3D support
N/A
N/A
N/A
yes

Videography features

Maximum resolution1920 x 1080 px1920 x 1080 px1920 x 1080 px1920 x 1080 px
Video recordingyesyesyesyes
Recording resolutions1280.0 px
  • 640 x 424
  • 1280 x 720
  • 1920 x 1080
  • 1280 x 720
  • 1920 x 1080
  • 640 x 480
  • 1440 x 1080
  • 1920 x 1080
HD typeFull HDFull HDFull HDFull HD
Supported video file formats
  • AVC
  • H.264
  • MOV
  • MPEG-4
  • H.264
  • MOV
  • MPEG-4
  • H.264
  • MPEG-4
  • AVCHD
  • H.264
  • MPEG-4
Analog signal format system
  • NTSC
  • PAL
NTSC
N/A
N/A
Camera playback
  • Highlights
  • Movie
  • Single image
  • Slide show
  • Thumbnails
  • Highlights
  • Movie
  • Single image
  • Slide show
  • Thumbnails
  • Movie
  • Single image
  • Slide show
  • Thumbnails
  • Movie
  • Single image
Max resolution (highest frame rate)1280 x 7201920 x 10801920 x 10801920 x 1080
Max frame rate (highest resolution)24.0 fps30.0 fps30.0 fps50.0 fps
Max frame rate (regardless of res.)30.0 fps30.0 fps60.0 fps50.0 fps
Motion JPEG frame rate30.0 fps30.0 fps60.0 fps25.0 fps

Audio features

Built-in microphonenoyesyesyes
Microphone typeMonoMonoStereoStereo
Voice recordingyesyesyesyes
Audio systemMonoStereoStereo
N/A
Supported audio file formatsPCMLPCMPCMAAC
Noise reduction
N/A
yesyes
N/A
Speaker type
N/A
N/A
Mono
N/A

Design

Body typeSLRSLRSLRCompact
Body materialPlasticPlasticAluminum-magnesiumPlastic
Colour of product
  • Black
  • Red
BlackBlackBlack
Anti-dust systemyesyesyesyes
Environmentally sealednonoyesno

Dimensions

Weight16.05 oz17.99 oz23.81 oz21.13 oz
Width4.88 in5.0 in5.33 in5.39 in
Height2.93 in3.8 in4.19 in4.09 in
Depth3.78 in3.1 in2.99 in3.31 in

Storage

Internal storage4098.0 mB4098.0 mB
N/A
N/A
Compatible memory cards
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • MS Pro Duo
  • MS Pro-HG
  • SD
  • SDHC
  • SDXC
Maximum memory card size64.0 GB
N/A
8.0 GB
N/A
Dual memory card slotsyesyesyesyes
Memory slots1122
Storage types
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • Memory Stick Pro Duo
  • Memory Stick Pro-HG Duo
Camera file system
  • DCF 2.0
  • DPOF 1.1
  • Exif 2.21
  • DCF 2.0
  • DPOF
  • Exif 2.3
  • DCF 2.0
  • DPOF 1.1
  • Exif 2.3
DPOF 1.1

Power

Power source type
  • AC
  • Battery
BatteryBatteryBattery
Battery life (CIPA)550660950480
Battery technology
Lithium-Ion
Lithium-Ion
Lithium-Ion
Lithium-Ion
Number of batteries supported1111
AC adapter includedyesyesyesyes
Battery level indicator
N/A
yesyes
N/A
Battery capacity
N/A
N/A
N/A
1080.0 mAh

Connectivity

HDMIyesyesnoyes
HDMI ports quantity1111
HDMI connector typeMiniMiniMini
N/A
USB portyes
N/A
N/A
N/A
USB version2.02.02.02.0
Microphone portyesyesyes
N/A
WirelessEye-Fi ConnectedEye-Fi ConnectedOptionalEye-Fi Connected
DC-in jackyesyesyesyes
Remote controlyesyesyesyes
PictBridgeyesyesyesno
NFCnononono
Wireless network (Wi-Fi)noyesyesno
Bluetoothnononono
Firewirenononono
USB connector type
N/A
N/A
Mini-USB B
N/A

Other features

GPSyesnoyesyes
Orientation sensoryesyesyesyes
Calendaryesyesyesyes
Energy Star certifiednononono
Languages support
  • CHI
  • CHI
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • ITA
  • JPN
  • KOR
  • NOR
  • POL
  • POR
  • RUS
  • SWE
  • TUR
MultiMulti
N/A
Tripod mounting supportedyesyesyes
N/A
Tripod thread1.0 in
N/A
N/A
N/A
On Screen Display (OSD) languages
  • CHI
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • ITA
  • JPN
  • KOR
  • NOR
  • POL
  • POR
  • RUS
  • SWE
  • TUR
  • ARA
  • CHI
  • CHI
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • IND
  • ITA
  • JPN
  • KOR
  • NOR
  • POL
  • POR
  • RUS
  • SWE
  • THA
  • TUR
  • ARA
  • CHI
  • CHI
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • GRE
  • HUN
  • ITA
  • JPN
  • KOR
  • NOR
  • POL
  • POR
  • RUM
  • RUS
  • SWE
  • THA
  • TUR
  • UKR
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • GRE
  • HUN
  • ITA
  • NOR
  • POL
  • POR
  • RUS
  • SWE
  • TUR
Image editing modes
  • Rotating
  • Trimming
  • Resizing
  • Trimming
  • Crop
  • Resizing
  • Rotating
  • Trimming
N/A
Timelapse recording
N/A
yesyes
N/A
Frame
N/A
yes
N/A
N/A
Date imprinting
N/A
N/A
N/A
yes

Often compared with Nikon D3100

Often compared with Nikon D5100

Often compared with Nikon D7100