Casio EX-Z270 vs Nikon A100

In this write-up, we are looking at the Casio EX-Z270 and Nikon A100, both Ultracompact digital cameras by rivals Casio and Nikon. There is a crucial difference between the resolutions of the EX-Z270 (10MP) and A100 (20MP) and the EX-Z270 (1/2.5") and A100 (1/2.3") possess different sensor sizes.

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The EX-Z270 was unveiled 8 years prior to the A100 and that is quite a serious gap as far as tech is concerned. Both the cameras offer the identical body type (Ultracompact).

Before delving in to a more detailed comparison, below is a short highlight of how the EX-Z270 matches up versus the A100 in terms of portability, imaging, features and an overall rating.

Following is a sample of the gallery pics for Casio Exilim EX-Z270 and Nikon Coolpix A100. The full galleries are provided at Casio EX-Z270 Gallery and Nikon A100 Gallery.

If you are aiming to carry your camera frequently, you have to take into account its weight and volume. The Casio EX-Z270 provides external measurements of 97mm x 55mm x 22mm (3.8" x 2.2" x 0.9") accompanied by a weight of 111 grams (0.24 lbs) while the Nikon A100 has sizing of 95mm x 59mm x 20mm (3.7" x 2.3" x 0.8") with a weight of 119 grams (0.26 lbs).

Contrast the Casio EX-Z270 and Nikon A100 in the all new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will vary dependant on the lens you choose during that time. Here is the front view physical size comparison of the EX-Z270 compared to the A100.

Factoring in size and weight, the portability score of the EX-Z270 and A100 is 96 and 96 respectively.

Oftentimes, it can be tough to picture the gap between sensor sizing just by going over specifications. The graphic below should give you a more clear sense of the sensor measurements in the EX-Z270 and A100.

Plainly, both of the cameras enjoy different megapixel count and different sensor sizing. The EX-Z270 with its tinier sensor is going to make achieving shallower depth of field more challenging and the Nikon A100 will offer greater detail having an extra 10 Megapixels. Greater resolution will allow you to crop images far more aggressively. The older EX-Z270 is going to be behind when it comes to sensor technology.