Key Difference: SLR is the camera that has an automatic moving mirror system through which one can capture the particular image. The moving mirror manipulates, operates and controls the light that falls on the mirror. DSLR, short for, Digital Single-Lens Reflex, is an advanced form of digital cameras.

SLR, short for Single-Lens Reflex, is the camera that makes use of a moving mirror through which one can capture the particular image. The moving mirror system manipulates, operates and controls the light that falls on the mirror. It has a marvelous shutter speed of 1/500 of a second or faster. SLR cameras tend to be very big and their lenses are moveable. The lenses can also be changed according to one's preference. To capture the image from an SLR camera, one requires a lot of space because the body is much bigger. Basically, it’s the lenses which play all the vital role in SLR cameras. SLR camera likely creates a smooth and creamy background. 5D, 60D, 100D are the lens types that are attached to the camera through which one can increase the quality of the image.

DSLR, short for, Digital Single-Lens Reflex, is an advanced form of digital cameras. They have most of the features of SLR, but anyhow, they are more superior and highly developed. The DSLR have a better quality than SLR. It is available today with a good amount of storage capacity, so that the photographer would not need to change the memory card as often. It has an interchangeable lenses. The DSLR camera is mainly used by professional photographers who want to make a career in photography. DSLR uses a separate lens and a body, both of which are very expensive. The quality and the sharpness of the lenses are very high. If the images need formatting, it can be formatted in compressing formats such as JPEG, TIFF, and GIF.

The advantages of SLR and DSLR as compared to regular cameras are as follows:

• Higher maximum frame rate
• It delay between pressing the shutter and starting the exposure
• Faster camera autofocus
• Manual zoom control
• It has an ability to use an external flash unit
• Greater range of ISO (International Organization of Standardization) speed settings

Comparison between SLR and DSLR:

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