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EOS R6 Mark II

Canon

EOS R6 Mark II

Versatile 24.2MP full-frame hybrid with class-leading AF and 4K 60p video.

$2,499

Launch price

Released Nov 2022

vs

Insta360

GO Ultra

Tiny wearable action camera with magnetic mounting, 4K video, and FlowState stabilization.

$299

Launch price

Released Aug 2024

GO Ultra is 1.8 years newer.

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Wins

10categories

EOS R6 Mark II

Sports & ActionPortrait

Wins

2categories

GO Ultra

Sports & ActionTravel

3 categories tied

Which would you choose?

TL;DR — Key differences

EOS R6 Mark II wins 4 categories·GO Ultra wins 1 categories
  • AEOS R6 Mark II has lower AF low-light limit (-6.5 EV vs 0 EV)
  • AEOS R6 Mark II has higher AF points / zones (1053 vs 0)
  • AEOS R6 Mark II has higher AF frame coverage (100 % vs 0 %)
  • BGO Ultra has lower Weight (39 g vs 670 g)
  • AEOS R6 Mark II has higher ISO max (native) (102,400 vs 25,600)

Key specs at a glance

EOS R6 Mark IIGO Ultra
Resolution24.2 MP48 MP
SensorFull Frame10.5 × 7.9 mm
ISO max102,40025,600
Burst40 fps15 fps
4K60 fps60 fps
IBIS8-stop6-stop
Weight670 g39 g
Battery760 shots640 shots

Size and weight, to scale

EOS R6 Mark II front view

EOS R6 Mark II

138 × 98 × 88 mm

670 g (1.48 lb / 23.63 oz)

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

for scale

GO Ultra

53 × 23 × 23 mm

39 g (0.09 lb / 1.38 oz)

EOS R6 Mark II is 85mm wider, 75mm taller, and 65mm thicker than GO Ultra.

EOS R6 Mark II is 631 g heavier than GO Ultra.

Depth (front-to-back): 88mm EOS R6 Mark II · 23mm GO Ultra

Back view, to scale

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

EOS R6 Mark II back view

EOS R6 Mark II

138 × 98 mm

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

GO Ultra

53 × 23 mm

Top view, to scale

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

EOS R6 Mark II top view

EOS R6 Mark II

138 × 88 mm

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

GO Ultra

53 × 23 mm

Sensor size, to scale

EOS R6 Mark II

35.9 × 23.9 mm · Full Frame

858 mm² area

GO Ultra

10.5 × 7.9 mm · Compact

83 mm² area

10.3× larger sensor area = shallower depth of field and better low-light performance.

Lens ecosystem

Native lens selection

EOS R6 Mark II

✓ more lenses

Canon RF

105+

native lenses available

45 first-party60 third-party

GO Ultra: 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 IIGO Ultra
Portrait
8.5Excellent✓ wins
6.0Good
Sports & Action
9.0Excellent
9.0Excellent
Video & Hybrid
7.5Good✓ wins
6.0Good
Landscape
7.0Good✓ wins
6.5Good
Travel
7.5Good
8.0Excellent✓ wins
Wildlife
6.5Good
8.0Excellent✓ wins
Vlogging
8.0Excellent✓ wins
7.5Good

Why pick one over the other

Reasons to choose

EOS R6 Mark II

  • AF low-light limit

    -6.5 EV vs 0 EV — lower is better

  • AF points / zones

    1053 vs 0 — higher is better

  • AF frame coverage

    100 % vs 0 % — higher is better

  • Subject recognition

    Adds People, Dogs, Cats…

  • Dimensions (W×H×D mm)

    Adds 138.4, 98.4, 88.4

  • ISO max (native)

    102,400 vs 25,600 — higher is better

  • RAW buffer depth

    180 frames vs 60 frames — higher is better

  • Burst (electronic)

    40 fps vs 15 fps — higher is better

Reasons to choose

GO Ultra

  • Subject recognition

    Adds Human, Animal, Bird…

  • Dimensions (W×H×D mm)

    Adds 53, 23, 23

  • Weight

    39 g vs 670 g — lower is better

  • Resolution

    48 MP vs 24.2 MP — higher is better

Both cameras share

  • AA filterBoth support aa filter
  • ISO min (native)Both 100
  • Eye AFBoth support eye af
  • Animal / bird AFBoth support animal / bird af
  • Pre-Capture / Pre-ReleaseBoth support pre-capture / pre-release
  • 4K max frame rateBoth 60 fps

Pros & cons at a glance

Editorially curated highlights and trade-offs.

EOS R6 Mark II

Pros

  • Up to 40fps electronic burst
  • 4K 60p oversampled from 6K
  • Dual Pixel CMOS AF II — superb subject tracking
  • 8-stop IBIS
  • Fully articulating touchscreen

Cons

  • 24.2MP may feel limiting for large prints
  • No CFexpress on base body
  • Short battery life vs. A7 IV

GO Ultra

Pros

  • Ultra tiny 39g body
  • Magnetic mount system
  • 4K video
  • Wearable POV

Cons

  • Small sensor
  • Short battery life
  • Limited manual control

Decided which one is right for you?

Compare live prices for the EOS R6 Mark II and GO Ultra at major authorized retailers.

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Full specifications

= category winner

EOS R6 Mark II
GO Ultra
Resolution
24.2 MP
48 MP+98%
Sensor type
Full Frame CMOS
1/1.28-inch CMOS
Sensor size
35.9 × 23.9 mm
10.5 × 7.9 mm
AA filter
Yes
Yes
EOS R6 Mark II
GO Ultra
Processor
DIGIC X
Image processor
EOS R6 Mark II
GO Ultra
ISO min (native)
100
100
ISO max (native)
102,400+2 stops
25,600
ISO max (expanded)
204,800
102,400
EOS R6 Mark II
GO Ultra
Shutter type
Mechanical + Electronic
Mechanical + Electronic
Max mechanical speed
1/8000 sec
1/8000 sec
Max electronic speed
1/16000 sec
1/16000 sec

Frequently asked

Quick answers generated from verified specs.

Which is better for portraits, EOS R6 Mark II or GO Ultra?

EOS R6 Mark II scores 8.5/10 versus 6.0/10 for GO Ultra — 24.2MP — solid resolution.

What's the resolution difference between the EOS R6 Mark II and GO Ultra?

EOS R6 Mark II is 24.2 MP and GO Ultra is 48 MP, so the GO Ultra captures more detail for cropping and large prints.

Do the EOS R6 Mark II and GO Ultra have in-body image stabilization?

EOS R6 Mark II has 8-stop in-body image stabilization, while GO Ultra has 6-stop in-body image stabilization.

Which shoots faster bursts — the EOS R6 Mark II or the GO Ultra?

EOS R6 Mark II reaches 40 fps electronic. GO Ultra reaches 15 fps electronic.

What's the weight difference between the EOS R6 Mark II and GO Ultra?

EOS R6 Mark II weighs 670 g and GO Ultra weighs 39 g, so the GO Ultra is 631 g lighter.

Do the EOS R6 Mark II and GO Ultra record 4K video?

EOS R6 Mark II: 4K up to 60p. GO Ultra: 4K up to 60p.

Are the EOS R6 Mark II and GO Ultra weather sealed?

EOS R6 Mark II: Yes. GO Ultra: Yes.

Which has better battery life?

Rated battery life is 760 shots (CIPA) for the EOS R6 Mark II and 640 shots for the GO Ultra, giving the EOS R6 Mark II the edge.

How much does each cost?

EOS R6 Mark II launched at $2,499 and GO Ultra at $299. The GO Ultra is $2,200 less.

Can't decide between two? Compare a third camera.

Add any camera to get a three-way EOS R6 Mark II vs GO Ultra vs X comparison.

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

Product images courtesy of Canon and Insta360 press materials.