Canon R100 vs Sony a5100
76 Imaging
72 Features
70 Overall
71


89 Imaging
65 Features
74 Overall
68
Canon R100 vs Sony a5100 Key Specs
(Full Review)
- 24MP - APS-C Sensor
- 3.00" Fixed Display
- ISO 100 - 12800 (Boost to 25600)
- 3840 x 2160 video
- Canon RF Mount
- 356g - 116 x 86 x 69mm
- Introduced May 2023
(Full Review)
- 24MP - APS-C Sensor
- 3" Tilting Screen
- ISO 100 - 25600
- 1920 x 1080 video
- Sony E Mount
- 283g - 110 x 63 x 36mm
- Revealed August 2014
- Earlier Model is Sony a5000

Canon R100 vs Sony a5100 Overview
In this article, we will be reviewing the Canon R100 versus Sony a5100, both Entry-Level Mirrorless cameras by brands Canon and Sony. The resolution of the R100 (24MP) and the a5100 (24MP) is pretty close and they possess the same exact sensor sizes (APS-C).

The R100 was announced 8 years later than the a5100 and that is a fairly large difference as far as camera tech is concerned. Both of these cameras offer different body type with the Canon R100 being a SLR-style mirrorless camera and the Sony a5100 being a Rangefinder-style mirrorless camera.
Before getting through a detailed comparison, below is a simple view of how the R100 grades vs the a5100 when considering portability, imaging, features and an overall grade.

Canon R100 vs Sony a5100 Gallery
Below is a preview of the gallery images for Canon EOS R100 & Sony Alpha a5100. The whole galleries are provided at Canon R100 Gallery & Sony a5100 Gallery.
Reasons to pick Canon R100 over the Sony a5100
R100 | a5100 | |||
---|---|---|---|---|
Revealed | May 2023 | ![]() | August 2014 | More recent by 107 months |
Screen resolution | 1040k | ![]() | 922k | Clearer screen (+118k dot) |
Reasons to pick Sony a5100 over the Canon R100
a5100 | R100 | |||
---|---|---|---|---|
Screen type | Tilting | ![]() | Fixed | Tilting screen |
Touch friendly screen | ![]() | Quickly navigate |
Common features in the Canon R100 and Sony a5100
R100 | a5100 | |||
---|---|---|---|---|
Manual focus | ![]() | More accurate focus | ||
Screen sizing | 3.00" | ![]() | 3" | Equivalent screen dimensions |
Selfie screen | ![]() | Lack of selfie screen |
Canon R100 vs Sony a5100 Physical Comparison
If you're looking to lug around your camera often, you are going to need to take into account its weight and size. The Canon R100 features external dimensions of 116mm x 86mm x 69mm (4.6" x 3.4" x 2.7") with a weight of 356 grams (0.78 lbs) and the Sony a5100 has specifications of 110mm x 63mm x 36mm (4.3" x 2.5" x 1.4") having a weight of 283 grams (0.62 lbs).
Check out the Canon R100 versus Sony a5100 in our newest Camera plus Lens Size Comparison Tool.
Keep in mind, the weight of an ILC will differ dependant on the lens you have attached at the time. Below is the front view sizing comparison of the R100 against the a5100.

Factoring in size and weight, the portability rating of the R100 and a5100 is 76 and 89 respectively.

Canon R100 vs Sony a5100 Sensor Comparison
Generally, it can be difficult to visualize the gap in sensor measurements just by researching specs. The visual here might provide you a far better sense of the sensor sizes in the R100 and a5100.
All in all, each of the cameras enjoy the same exact sensor sizing and the exact same resolution so you can expect comparable quality of pictures but you would want to take the age of the cameras into account. The younger R100 provides an advantage with regard to sensor tech.

Canon R100 vs Sony a5100 Screen and ViewFinder


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