Panasonic GM1 vs Panasonic ZS15

Here is a extended review of the Panasonic GM1 versus Panasonic ZS15, former being a Entry-Level Mirrorless while the latter is a Small Sensor Superzoom and both of them are manufactured by Panasonic. There is a noticeable difference between the resolutions of the GM1 (16MP) and ZS15 (12MP) and the GM1 (Four Thirds) and ZS15 (1/2.3") come with totally different sensor measurements.

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The GM1 was introduced 18 months later than the ZS15 which makes the cameras a generation apart from each other. Each of the cameras offer different body type with the Panasonic GM1 being a Rangefinder-style mirrorless camera and the Panasonic ZS15 being a Compact camera.

Before going through a detailed comparison, below is a short introduction of how the GM1 matches up versus the ZS15 when considering portability, imaging, features and an overall rating.

This is a preview of the gallery images for Panasonic Lumix DMC-GM1 & Panasonic Lumix DMC-ZS15. The whole galleries are available at Panasonic GM1 Gallery & Panasonic ZS15 Gallery.

If you're planning to carry your camera regularly, you're going to have to take into account its weight and volume. The Panasonic GM1 enjoys external dimensions of 99mm x 55mm x 30mm (3.9" x 2.2" x 1.2") along with a weight of 204 grams (0.45 lbs) and the Panasonic ZS15 has sizing of 105mm x 58mm x 33mm (4.1" x 2.3" x 1.3") having a weight of 208 grams (0.46 lbs).

Examine the Panasonic GM1 versus Panasonic ZS15 in our brand new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will vary depending on the lens you have at the time. Below is the front view proportions comparison of the GM1 and the ZS15.

Considering size and weight, the portability score of the GM1 and ZS15 is 93 and 92 respectively.

Usually, it's difficult to see the contrast between sensor sizing just by reading through specs. The graphic here should offer you a more clear sense of the sensor dimensions in the GM1 and ZS15.

All in all, the 2 cameras enjoy different megapixels and different sensor sizing. The GM1 having a bigger sensor will make shooting shallow DOF simpler and the Panasonic GM1 will give extra detail using its extra 4MP. Higher resolution will also let you crop pictures far more aggressively. The more modern GM1 will have an advantage when it comes to sensor technology.