Olympus E-P1 vs Panasonic G5

The following is a in-depth review of the Olympus E-P1 vs Panasonic G5, both Entry-Level Mirrorless cameras by competitors Olympus and Panasonic. There is a significant difference among the resolutions of the E-P1 (12MP) and G5 (16MP) but both cameras provide the same sensor sizes (Four Thirds).

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The E-P1 was introduced 4 years earlier than the G5 which is a fairly sizable gap as far as camera tech is concerned. Both of these cameras have different body design with the Olympus E-P1 being a Rangefinder-style mirrorless camera and the Panasonic G5 being a SLR-style mirrorless camera.

Before delving straight to a detailed comparison, here is a concise view of how the E-P1 grades against the G5 when it comes to portability, imaging, features and an overall mark.

This is a preview of the gallery images for Olympus PEN E-P1 and Panasonic Lumix DMC-G5. The whole galleries are provided at Olympus E-P1 Gallery and Panasonic G5 Gallery.

If you are planning to travel with your camera frequently, you're going to have to factor in its weight and volume. The Olympus E-P1 provides external measurements of 121mm x 70mm x 36mm (4.8" x 2.8" x 1.4") accompanied by a weight of 355 grams (0.78 lbs) whilst the Panasonic G5 has sizing of 120mm x 83mm x 71mm (4.7" x 3.3" x 2.8") with a weight of 396 grams (0.87 lbs).

Check the Olympus E-P1 vs Panasonic G5 in the all new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will vary depending on the lens you have at the time. Below is a front view overall size comparison of the E-P1 against the G5.

Using size and weight, the portability score of the E-P1 and G5 is 86 and 74 respectively.

Usually, its hard to see the difference in sensor dimensions just by looking through specs. The pic below may offer you a much better sense of the sensor measurements in the E-P1 and G5.

All in all, the two cameras provide the same sensor dimensions albeit not the same megapixels. You should expect the Panasonic G5 to provide you with more detail using its extra 4 Megapixels. Higher resolution will make it easier to crop pictures more aggressively. The more aged E-P1 will be disadvantaged when it comes to sensor innovation.