Canon R100 vs Nikon D3100
76 Imaging
72 Features
70 Overall
71


68 Imaging
53 Features
59 Overall
55
Canon R100 vs Nikon D3100 Key Specs
(Full Review)
- 24MP - APS-C Sensor
- 3.00" Fixed Screen
- ISO 100 - 12800 (Increase to 25600)
- 3840 x 2160 video
- Canon RF Mount
- 356g - 116 x 86 x 69mm
- Announced May 2023
(Full Review)
- 14MP - APS-C Sensor
- 3" Fixed Display
- ISO 100 - 3200 (Push to 12800)
- 1920 x 1080 video
- Nikon F Mount
- 505g - 124 x 96 x 75mm
- Announced December 2010
- Previous Model is Nikon D3000
- Replacement is Nikon D3200

Canon R100 vs Nikon D3100 Overview
Let's look much closer at the Canon R100 and Nikon D3100, former is a Entry-Level Mirrorless while the other is a Entry-Level DSLR by rivals Canon and Nikon. There is a sizable difference between the sensor resolutions of the R100 (24MP) and D3100 (14MP) but they feature the exact same sensor measurements (APS-C).

The R100 was introduced 12 years after the D3100 which is quite a significant difference as far as tech is concerned. Both of these cameras come with different body type with the Canon R100 being a SLR-style mirrorless camera and the Nikon D3100 being a Compact SLR camera.
Before getting in to a full comparison, below is a quick highlight of how the R100 scores versus the D3100 in terms of portability, imaging, features and an overall mark.

Canon R100 vs Nikon D3100 Gallery
Below is a sample of the gallery pictures for Canon EOS R100 & Nikon D3100. The whole galleries are available at Canon R100 Gallery & Nikon D3100 Gallery.
Reasons to pick Canon R100 over the Nikon D3100
R100 | D3100 | |||
---|---|---|---|---|
Announced | May 2023 | ![]() | December 2010 | Newer by 152 months |
Display resolution | 1040k | ![]() | 230k | Clearer display (+810k dot) |
Reasons to pick Nikon D3100 over the Canon R100
D3100 | R100 |
---|
Common features in the Canon R100 and Nikon D3100
R100 | D3100 | |||
---|---|---|---|---|
Manually focus | ![]() | More accurate focus | ||
Display type | Fixed | ![]() | Fixed | Fixed display |
Display dimension | 3.00" | ![]() | 3" | Identical display measurements |
Selfie screen | ![]() | Lacking selfie screen | ||
Touch display | ![]() | Lacking Touch display |
Canon R100 vs Nikon D3100 Physical Comparison
If you are aiming to travel with your camera, you need to consider its weight and proportions. The Canon R100 offers outer 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 Nikon D3100 has measurements of 124mm x 96mm x 75mm (4.9" x 3.8" x 3.0") and a weight of 505 grams (1.11 lbs).
Take a look at the Canon R100 and Nikon D3100 in our completely new Camera plus Lens Size Comparison Tool.
Take into account, the weight of an ILC will differ based on the lens you use at that time. Underneath is the front view measurement comparison of the R100 vs the D3100.

Taking into consideration size and weight, the portability rating of the R100 and D3100 is 76 and 68 respectively.

Canon R100 vs Nikon D3100 Sensor Comparison
In many cases, its difficult to visualise the difference between sensor dimensions merely by reading specifications. The image here might provide you a more clear sense of the sensor sizes in the R100 and D3100.
Plainly, both the cameras have got the exact same sensor measurements but not the same resolution. You can anticipate the Canon R100 to offer you more detail using its extra 10MP. Greater resolution will make it easier to crop photos much more aggressively. The more modern R100 will have an edge when it comes to sensor technology.

Canon R100 vs Nikon D3100 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison
