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EOS R6 Mark III

Canon

EOS R6 Mark III

Hybrid 32.5MP full-frame RF body with 7K RAW video, 40fps electronic burst, 8.5-stop IBIS, and Dual Pixel CMOS AF II.

$2,799

Released Nov 2025

vs

DJI

Osmo Action 5 Pro

Action cam with larger sensor, dual OLED screens, and 4K 120p for creators.

$349

Released Sep 2024

EOS R6 Mark III is 1.2 years newer.

Wins

8categories

EOS R6 Mark III

Sports & ActionPortrait

Wins

2categories

Osmo Action 5 Pro

Travel

3 categories tied

TL;DR — Key differences

EOS R6 Mark III wins 4 categories·Osmo Action 5 Pro wins 1 categories
  • AEOS R6 Mark III has higher AF points / zones (1053 vs 0)
  • AEOS R6 Mark III has higher Max video bit rate (2600 Mbps vs 200 Mbps)
  • BOsmo Action 5 Pro has lower Weight (146 g vs 699 g)
  • AEOS R6 Mark III has higher Burst (electronic) (40 fps vs 15 fps)
  • AEOS R6 Mark III has higher RAW buffer depth (150 frames vs 60 frames)

Key specs at a glance

EOS R6 Mark IIIOsmo Action 5 Pro
Resolution32.5 MP40 MP
SensorFull Frame1/1.3-inch
ISO max64,00051,200
Burst40 fps15 fps
4K120 fps120 fps
IBIS8.5-stopNo
Weight699 g146 g
Battery640 shots640 shots

Size and weight, to scale

EOS R6 Mark III front view

EOS R6 Mark III

138 × 98 × 88 mm

699 g (1.54 lb / 24.66 oz)

Osmo Action 5 Pro

71 × 44 × 33 mm

146 g (0.32 lb / 5.15 oz)

EOS R6 Mark III is 68mm wider, 54mm taller, and 56mm thicker than Osmo Action 5 Pro.

EOS R6 Mark III is 553 g heavier than Osmo Action 5 Pro.

Depth (front-to-back): 88mm EOS R6 Mark III · 33mm Osmo Action 5 Pro

Back view, to scale

Width × Height — same proportions as the front of the body.

EOS R6 Mark III back view

EOS R6 Mark III

138 × 98 mm

Osmo Action 5 Pro

71 × 44 mm

Top view, to scale

Width × Depth (front-to-back) — see which body is chunkier on the table.

EOS R6 Mark III top view

EOS R6 Mark III

138 × 88 mm

Osmo Action 5 Pro

71 × 33 mm

Sensor size, to scale

EOS R6 Mark III

35.9 × 23.9 mm · Full Frame

858 mm² area

Lens ecosystem

Native lens selection

EOS R6 Mark III

✓ more lenses

Canon RF

105+

native lenses available

45 first-party60 third-party

Osmo Action 5 Pro: mount data unavailable

Counts include current first-party and major third-party native autofocus lenses.

Use-case scoring

Which one for what?

Algorithmic scores from verified specs · 10 = best in class

Use caseEOS R6 Mark IIIOsmo Action 5 Pro
Portrait
8.0Excellent✓ wins
3.0Limited
Sports & Action
8.5Excellent✓ wins
5.0Fair
Video & Hybrid
6.5Good✓ wins
4.5Fair
Landscape
7.5Good✓ wins
4.5Fair
Travel
7.5Good
8.0Excellent✓ wins
Wildlife
6.5Good✓ wins
5.5Fair
Vlogging
5.5Fair✓ wins
4.0Fair

Why pick one over the other

Reasons to choose

EOS R6 Mark III

  • AF points / zones

    1053 vs 0 — higher is better

  • Subject recognition

    Adds People, Dogs, Cats…

  • Dimensions (W×H×D mm)

    Adds 138.4, 98.4, 88.4

  • Card types

    Adds CFexpress Type B, SD UHS-II

  • Max video bit rate

    2600 Mbps vs 200 Mbps — higher is better

  • Codecs

    Adds CRM, XF-HEVC S, XF-AVC S…

  • Burst (electronic)

    40 fps vs 15 fps — higher is better

  • RAW buffer depth

    150 frames vs 60 frames — higher is better

Reasons to choose

Osmo Action 5 Pro

  • Dimensions (W×H×D mm)

    Adds 70.5, 44.2, 32.8

  • Card types

    Adds microSD

  • Weight

    146 g vs 699 g — lower is better

  • Codecs

    Adds HEVC

  • Resolution

    40 MP vs 32.5 MP — higher is better

Both cameras share

  • ISO min (native)Both 100
  • Pre-Capture / Pre-ReleaseBoth support pre-capture / pre-release
  • 4K max frame rateBoth 120 fps
  • Weather sealingBoth support weather sealing
  • Battery life (CIPA)Both 640 shots
  • TouchscreenBoth support touchscreen

Pros & cons at a glance

Editorially curated highlights and trade-offs.

EOS R6 Mark III

Pros

  • 32.5MP full-frame sensor
  • 7K RAW video & 4K 120p
  • 40fps electronic burst with Pre-Continuous
  • 8.5-stop IBIS

Cons

  • Single CFexpress Type B + SD slot
  • Smaller LCD than R5 II
  • LP-E6P required for full features

Osmo Action 5 Pro

Pros

  • Larger sensor vs GoPro
  • Front + rear screens
  • 4K 120p

Cons

  • Accessory ecosystem
  • Fixed lens
  • Still action-cam limits

Full specifications

= category winner

EOS R6 Mark III
Osmo Action 5 Pro
Resolution
32.5 MP
40 MP+23%
Sensor type
Full Frame CMOS
1/1.3-inch CMOS
Sensor size
35.9 × 23.9 mm
1/1.3-inch
AA filter
Yes
EOS R6 Mark III
Osmo Action 5 Pro
AF system
Dual Pixel CMOS AF II
Fixed focus
AF points / zones
1053
0
AF frame coverage
100 %
AF low-light limit
-6.5 EV
Eye AF
Yes
No
Animal / bird AF
Yes
No
Subject recognition
People, Dogs, Cats, Birds, Horses, Cars, Motorbikes, Aircraft, Trains
EOS R6 Mark III
Osmo Action 5 Pro
Burst (mechanical)
12 fps2× more
6 fps
Burst (electronic)
40 fps2.7× more
15 fps
Pre-Capture / Pre-Release
Yes
Yes
RAW buffer depth
150 frames2.5× more
60 frames
EOS R6 Mark III
Osmo Action 5 Pro
Max resolution
7K RAW
4K
4K max frame rate
120 fps
120 fps
Max video bit rate
2600 Mbps13× more
200 Mbps
Internal RAW video
Yes
No
Log profile
Canon Log 2 / Canon Log 3 / HDR PQ / HLG
D-Log M / standard profiles
Codecs
CRM, XF-HEVC S, XF-AVC S, H.265, H.264
H.264, HEVC
EOS R6 Mark III
Osmo Action 5 Pro
Weight
699 g
146 g−553 g less
Dimensions (W×H×D mm)
138.4 × 98.4 × 88.4 mm
70.5 × 44.2 × 32.8 mm
Weather sealing
Yes
Yes

Frequently asked

Quick answers generated from verified specs.

Which is better for portraits, EOS R6 Mark III or Osmo Action 5 Pro?

EOS R6 Mark III scores 8.0/10 versus 3.0/10 for Osmo Action 5 Pro — 32.5MP — ample resolution for portraits.

What's the resolution difference between the EOS R6 Mark III and Osmo Action 5 Pro?

EOS R6 Mark III is 32.5 MP and Osmo Action 5 Pro is 40 MP, so the Osmo Action 5 Pro captures more detail for cropping and large prints.

Do the EOS R6 Mark III and Osmo Action 5 Pro have in-body image stabilization?

EOS R6 Mark III has 8.5-stop in-body image stabilization, while osmo Action 5 Pro does not have IBIS.

Which shoots faster bursts — the EOS R6 Mark III or the Osmo Action 5 Pro?

EOS R6 Mark III reaches 40 fps electronic. Osmo Action 5 Pro reaches 15 fps electronic.

What's the weight difference between the EOS R6 Mark III and Osmo Action 5 Pro?

EOS R6 Mark III weighs 699 g and Osmo Action 5 Pro weighs 146 g, so the Osmo Action 5 Pro is 553 g lighter.

Do the EOS R6 Mark III and Osmo Action 5 Pro record 4K video?

EOS R6 Mark III: 4K up to 120p. Osmo Action 5 Pro: 4K up to 120p.

Are the EOS R6 Mark III and Osmo Action 5 Pro weather sealed?

EOS R6 Mark III: Yes. Osmo Action 5 Pro: Yes.

Which has better battery life?

Rated battery life is 640 shots (CIPA) for the EOS R6 Mark III and 640 shots for the Osmo Action 5 Pro, giving the Osmo Action 5 Pro the edge.

How much does each cost?

EOS R6 Mark III launched at $2,799 and Osmo Action 5 Pro at $349. The Osmo Action 5 Pro is $2,450 less.

Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.

Product images courtesy of Canon and DJI press materials.