Canon EOS 4000D (Rebel T100) vs Pentax K-3 II Compare

Here you can find digital cameras comparison. Pick up with the best rating.

EOS 4000D is a Beginner DSLR, while the K-3 II is categorized as a Amateur DSLR.

EOS 4000D vs K-3 II - Side by side

Learn more about compared cameras specifications below.

Canon EOS 4000D / Rebel T100 vs Pentax K-3 II Specs

EOS 4000D

  • Introduced in February 2018
  • Beginner DSLR
  • Sensor: APS-C
  • 18 megapixel
  • 3 frames/second
  • 100 – 6400 ISO
  • 1920 x 1080 Video
  • Viewfinder: Optical (Penta mirror)
  • 68.00mm (2.7″) Monitor
  • Lens mount EF, EF-S
  • WiFi built-in
  • 129.0 x 101.6 x 77.1mm³ (5.1″ x 4.0″ x 3.0″)
  • 436g (14.1 oz.)

All specs: Main page for EOS 4000D

K-3 II

  • Introduced in April 2015
  • Amateur DSLR
  • Sensor: APS-C
  • 23 megapixel
  • 8 frames/second
  • 100 – 51200 ISO
  • 1920 x 1080 Video
  • Viewfinder: Optical (Penta prism)
  • 81.00mm (3.2″) Monitor
  • Lens mount KAF2
  • No WiFi
  • 131.5 x 102.5 x 77.5mm³ (5.2″ x 4.0″ x 3.1″)
  • 785g (25.3 oz.)

All specs: Main page for K-3 II

EOS 4000D vs K-3 II Sensors

On the pictures below the sensor areas of cameras are highlighted.

This infographic highlights the sensor areas of both models compared to other common sensor formats:

Info graphic: EOS 4000D an K-3 II sensor comparison

EOS 4000D vs K-3 II: Viewfinder

The EOS 4000D has an optical viewfinder with penta mirror. It has magnification of 0.50x and covers 95% of view field.

The K-3 II has an optical viewfinder with a penta prism. It’s magnification is 0.59x covering 100% of view field.

Viewfinder magnifications of compared cameras. The black area shows a magnification of 1x, relative to native size; in red is a magnification of 0.85x.

EOS 4000D (0.50x)

K-3 II (0.59x)

Better choice: Pentax K-3 II

Canon EOS 4000D VS Pentax K-3 II Other Specs Comparison

Why is Canon EOS 4000D / Rebel T100 a better choice

EOS 4000D

K-3 II

Larger lens selection (3)

220 40
Built-in flash (2)

Weighs less (2)

(14.1 oz.)
(25.3 oz.)
WiFi (2)

Conclusion: Advantages of the EOS 4000D are the larger selection of lenses, the built-in flash and the lower weight than the K-3 II. Another advantage over the K-3 II: the built-in wifi that permits remote shooting and image transfer without the need for a cable connection.

The EOS 4000D scores 9 points.

Otherwise why to choose Pentax K-3 II

EOS 4000D

K-3 II

Sensor cleaning (3)

Wider resolution (5, megapixel)

18.00 23.35
Higher speed (4, frames/second)

3 8
Auto Focus points (4)

9 27
Better sensibility (4)

100 – 6400 ISO 100 – 51200 ISO
Better viewfinder (4)

Penta mirror Penta prism
Image stabilizer (3)

Better monitor (2, Megapixel)

0.23 1.04
External microphone (2)

Longer battery life (3, photos)

500 720
USB 3.0 (2)

GPS (2)

Environmental sealing (2)

Conclusion: Advantages of the K-3 II are built-in automatic sensor cleaning, the higher resolution and that the camera is faster. Additional pros for the Pentax are the faster and more accurate auto focus, the larger sensitivity and the better viewfinder. We also like the optical image stabilizer, that the display has a higher resolution and the connector for an external microphone. Another advantage over the EOS 4000D: that the battery has more stamina, the support for USB 3.0. HArdly a luxury, given today’s image size and the requirements of 4K video and the built-in GPS.

Yields 38 points for the K-3 II.

Common Specs for both cameras compared

EOS 4000D

K-3 II

Sensor format

Video resolution

1920 x 1080 1920 x 1080
Similar size

1011cm³ 1045cm³
Canon EOS 4000D VS Pentax K-3 II Dimensions

Look at front view of the EOS 4000D and K-3 II

Top view of cameras

Total scores

Here’s the total score according to comparison above:

Canon EOS 4000D / Rebel T100

Pentax K-3 II


We recommend Pentax K-3 II as better choice.

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