Panasonic G7 vs Panasonic ZR3

Here is a comprehensive analysis of the Panasonic G7 versus Panasonic ZR3, one being a Advanced Mirrorless and the other is a Small Sensor Compact and they are both created by Panasonic. The sensor resolution of the G7 (16MP) and the ZR3 (14MP) is fairly comparable but the G7 (Four Thirds) and ZR3 (1/2.3") come with different sensor measurements.

Photography Glossary

The G7 was brought out 5 years later than the ZR3 and that is a fairly sizable gap as far as camera technology is concerned. Both cameras offer different body type with the Panasonic G7 being a SLR-style mirrorless camera and the Panasonic ZR3 being a Compact camera.

Before diving straight into a in depth comparison, below is a brief summary of how the G7 grades versus the ZR3 with regards to portability, imaging, features and an overall rating.

Below is a sample of the gallery pictures for Panasonic Lumix DMC-G7 and Panasonic Lumix DMC-ZR3. The entire galleries are provided at Panasonic G7 Gallery and Panasonic ZR3 Gallery.

When you are looking to carry your camera often, you are going to need to factor in its weight and volume. The Panasonic G7 features exterior measurements of 125mm x 86mm x 77mm (4.9" x 3.4" x 3.0") along with a weight of 410 grams (0.90 lbs) while the Panasonic ZR3 has sizing of 98mm x 55mm x 26mm (3.9" x 2.2" x 1.0") having a weight of 159 grams (0.35 lbs).

Look at the Panasonic G7 versus Panasonic ZR3 in the new Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have attached during that time. Underneath is the front view physical size comparison of the G7 and the ZR3.

Factoring in dimensions and weight, the portability score of the G7 and ZR3 is 71 and 94 respectively.

More often than not, it is tough to imagine the contrast in sensor sizing simply by seeing technical specs. The photograph below will provide you a much better sense of the sensor measurements in the G7 and ZR3.

As you have seen, each of the cameras enjoy different megapixel count and different sensor sizing. The G7 because of its larger sensor is going to make shooting shallower DOF easier and the Panasonic G7 will show more detail having its extra 2 Megapixels. Greater resolution can also let you crop pics far more aggressively. The fresher G7 provides an advantage in sensor tech.