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Nikon D750 vs Sigma SD15

Portability
57
Imaging
71
Features
87
Overall
77
Nikon D750 front
 
Sigma SD15 front
Portability
59
Imaging
44
Features
45
Overall
44

Nikon D750 vs Sigma SD15 Key Specs

Nikon D750
(Full Review)
  • 24MP - Full frame Sensor
  • 3.2" Tilting Display
  • ISO 100 - 12800 (Raise to 51200)
  • 1920 x 1080 video
  • Nikon F Mount
  • 840g - 141 x 113 x 78mm
  • Introduced September 2014
  • Succeeded the Nikon D700
  • New Model is Nikon D780
Sigma SD15
(Full Review)
  • 5MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 1600 (Raise to 3200)
  • No Video
  • Sigma SA Mount
  • 750g - 144 x 107 x 81mm
  • Released February 2010
  • Superseded the Sigma SD14
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Nikon D750 vs Sigma SD15 Overview

On this page, we will be matching up the Nikon D750 vs Sigma SD15, both Advanced DSLR cameras by rivals Nikon and Sigma. There exists a huge gap among the resolutions of the D750 (24MP) and SD15 (5MP) and the D750 (Full frame) and SD15 (APS-C) have different sensor sizing.

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The D750 was brought out 4 years after the SD15 which is a fairly significant gap as far as camera technology is concerned. Both the cameras have the same body design (Mid-size SLR).

Before diving into a comprehensive comparison, here is a brief synopsis of how the D750 matches up versus the SD15 in terms of portability, imaging, features and an overall score.

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Reasons to pick Nikon D750 over the Sigma SD15

 D750 SD15 
ReleasedSeptember 2014February 2010More modern by 56 months
Screen typeTiltingFixed Tilting screen
Screen dimensions3.2"3"Bigger screen (+0.2")
Screen resolution1229k460kClearer screen (+769k dot)

Reasons to pick Sigma SD15 over the Nikon D750

 SD15 D750 

Common features in the Nikon D750 and Sigma SD15

 D750 SD15 
Manually focus More precise focusing
Selfie screen Missing selfie screen
Touch friendly screen Missing Touch friendly screen

Nikon D750 vs Sigma SD15 Physical Comparison

For anybody who is planning to carry around your camera, you will need to factor in its weight and measurements. The Nikon D750 comes with exterior measurements of 141mm x 113mm x 78mm (5.6" x 4.4" x 3.1") with a weight of 840 grams (1.85 lbs) while the Sigma SD15 has proportions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") with a weight of 750 grams (1.65 lbs).

Check the Nikon D750 vs Sigma SD15 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will change depending on the lens you have attached during that time. Below is a front view scale comparison of the D750 against the SD15.

Nikon D750 vs Sigma SD15 size comparison

Using dimensions and weight, the portability rating of the D750 and SD15 is 57 and 59 respectively.

Nikon D750 vs Sigma SD15 top view buttons comparison

Nikon D750 vs Sigma SD15 Sensor Comparison

More often than not, it is very tough to imagine the contrast in sensor sizes only by seeing specs. The image here will help give you a greater sense of the sensor sizing in the D750 and SD15.

All in all, both of these cameras have different resolutions and different sensor sizes. The D750 because of its bigger sensor is going to make achieving shallower depth of field easier and the Nikon D750 will provide more detail having its extra 19MP. Higher resolution can also enable you to crop pictures a bit more aggressively. The more modern D750 should have a benefit in sensor innovation.

Nikon D750 vs Sigma SD15 sensor size comparison

Nikon D750 vs Sigma SD15 Screen and ViewFinder

Nikon D750 vs Sigma SD15 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Nikon D750 Portrait photography info
Sigma SD15 Portrait photography info
82
manual focus
MP count decent (24 megapixels)
sensor size is large (Full frame)
has face detection focusing
delivers RAW files
50
has manual focus
sensor size is good (APS-C)
saves RAW files
no liveview
MP count low (5 megapixels)
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Street Comparison

Nikon D750 as a Street photography camera
Sigma SD15 as a Street photography camera
68
tilting screen
sensor size is large (Full frame)
delivers RAW files
weather proof
no image stabilization
52
sensor size is good (APS-C)
saves RAW files
screen is fixed
does not have image stabilization
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Sports Comparison

Nikon D750 Sports photography advice
Sigma SD15 Sports photography advice
78
MP count decent (24MP)
sensor size is large (Full frame)
has tracking autofocus
weather proof
great battery life (1,230 CIPA)
comes with phase detect AF
no image stabilization
38
sensor size is good (APS-C)
supports phase detect AF
no liveview
slow frames per second (3.0 frames per second)
does not have image stabilization
MP count low (5 megapixels)
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Travel Comparison

Nikon D750 Travel photography info
Sigma SD15 Travel photography info
69
great battery life (1,230 shots)
weather proof
MP count decent (24MP)
built-in flash
screen isn't selfie friendly
42
flash built-in
doesn't have Time Lapse mode
MP count low (5MP)
display isn't selfie friendly
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Landscape Comparison

Nikon D750 Landscape photography info
Sigma SD15 Landscape photography info
79
manual focus
change lenses (Nikon F mount)
screen size is good (3.2 inches)
MP count decent (24MP)
sensor size is large (Full frame)
delivers RAW files
weather proof
great battery life (1,230 CIPA)
two card slots
no image stabilization
51
has manual focus
interchangeable lenses (Sigma SA mount)
screen size is good (3")
sensor size is good (APS-C)
saves RAW files
no liveview
does not have image stabilization
MP count low (5MP)
doesn't have Time Lapse mode
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Vlogging Comparison

Nikon D750 as a Vlogging camera
Sigma SD15 as a Vlogging camera
30
has face detection focusing
high res video (1920 x 1080 resolution)
does have external microphone socket
screen isn't selfie friendly
no image stabilization
9
no video
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Nikon D750 vs Sigma SD15 Specifications

Detailed spec comparison table for Nikon D750 and Sigma SD15
 Nikon D750Sigma SD15
General Information
Manufacturer Nikon Sigma
Model Nikon D750 Sigma SD15
Type Advanced DSLR Advanced DSLR
Introduced 2014-09-12 2010-02-20
Body design Mid-size SLR Mid-size SLR
Sensor Information
Processor Expeed 4 True II
Sensor type CMOS CMOS (Foveon X3)
Sensor size Full frame APS-C
Sensor dimensions 35.9 x 24mm 20.7 x 13.8mm
Sensor area 861.6mm² 285.7mm²
Sensor resolution 24 megapixel 5 megapixel
Anti aliasing filter
Aspect ratio 3:2 3:2
Highest resolution 6016 x 4016 2640 x 1760
Highest native ISO 12800 1600
Highest boosted ISO 51200 3200
Lowest native ISO 100 100
RAW data
Lowest boosted ISO 50 50
Autofocusing
Manual focus
Touch focus
Continuous AF
Single AF
Tracking AF
Selective AF
Center weighted AF
AF multi area
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 51 -
Cross focus points 15 -
Lens
Lens mounting type Nikon F Sigma SA
Available lenses 309 76
Crop factor 1 1.7
Screen
Display type Tilting Fixed Type
Display size 3.2 inch 3 inch
Display resolution 1,229k dot 460k dot
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 100 percent 96 percent
Viewfinder magnification 0.7x 0.6x
Features
Slowest shutter speed 30 secs 30 secs
Maximum shutter speed 1/4000 secs 1/4000 secs
Continuous shooting speed 6.5 frames per sec 3.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Built-in flash
Flash range 12.00 m (at ISO 100) -
Flash settings Auto, Auto FP high-speed sync, auto w/redeye reduction, auto slow sync, auto slow sync w/redeye reduction, fill flash, rear-curtain sync, rear-curtain w/slow sync, redeye reduction, redeye reduction w/slow sync, slow sync, off -
Hot shoe
Auto exposure bracketing
White balance bracketing
Maximum flash sync 1/200 secs 1/180 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (60p, 50p, 30p, 25p, 24p), 1280 x 720 (60p, 50p) -
Highest video resolution 1920x1080 None
Video data format MPEG-4, H.264 -
Mic jack
Headphone jack
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 840 grams (1.85 lbs) 750 grams (1.65 lbs)
Physical dimensions 141 x 113 x 78mm (5.6" x 4.4" x 3.1") 144 x 107 x 81mm (5.7" x 4.2" x 3.2")
DXO scores
DXO All around score 93 not tested
DXO Color Depth score 24.8 not tested
DXO Dynamic range score 14.5 not tested
DXO Low light score 2956 not tested
Other
Battery life 1230 shots -
Battery form Battery Pack -
Battery model EN-EL15 -
Self timer Yes (2, 5, 10, 20 secs) Yes (10 sec)
Time lapse shooting
Storage media SD/SDHC/SDXC (dual slots) SD/SDHC card
Storage slots 2 One
Cost at launch $2,000 $1,500