Nikon Z7 vs Sigma SD15

Here is a comprehensive assessment of the Nikon Z7 and Sigma SD15, former being a Pro Mirrorless while the latter is a Advanced DSLR by competitors Nikon and Sigma. There is a substantial difference among the sensor resolutions of the Z7 (46MP) and SD15 (5MP) and the Z7 (Full frame) and SD15 (APS-C) offer different sensor size.

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The Z7 was revealed 8 years later than the SD15 and that is a fairly big difference as far as camera tech is concerned. Both of the cameras feature different body design with the Nikon Z7 being a SLR-style mirrorless camera and the Sigma SD15 being a Mid-size SLR camera.

Before getting straight to a more detailed comparison, here is a short highlight of how the Z7 scores vs the SD15 in regards to portability, imaging, features and an overall rating.

Below is a preview of the gallery photos for Nikon Z7 & Sigma SD15. The full galleries are available at Nikon Z7 Gallery & Sigma SD15 Gallery.

If you're intending to carry your camera, you are going to need to think about its weight and dimensions. The Nikon Z7 has physical measurements of 134mm x 101mm x 68mm (5.3" x 4.0" x 2.7") accompanied by a weight of 675 grams (1.49 lbs) while the Sigma SD15 has dimensions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") along with a weight of 750 grams (1.65 lbs).

See the Nikon Z7 and Sigma SD15 in our brand new Camera plus Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ dependant on the lens you select during that time. Underneath is a front view dimensions comparison of the Z7 against the SD15.

Taking into account size and weight, the portability rating of the Z7 and SD15 is 62 and 59 respectively.

Usually, it can be hard to imagine the gap in sensor sizing just by seeing specifications. The photograph below will help offer you a clearer sense of the sensor sizing in the Z7 and SD15.

Plainly, both of these cameras come with different megapixel count and different sensor sizing. The Z7 using its bigger sensor is going to make shooting bokeh easier and the Nikon Z7 will show extra detail because of its extra 41 Megapixels. Higher resolution can also enable you to crop shots a good deal more aggressively. The younger Z7 provides an edge when it comes to sensor technology.