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EOS R1

Canon

EOS R1

Flagship 24.2MP full-frame BSI stacked RF body with 40fps burst, Dual Pixel Intelligent AF, 6K RAW, and 9.44M-dot EVF.

$6,299

Launch price

Released Jul 2024

vs
GO Ultra

Insta360

GO Ultra

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

$299

Launch price

Released Aug 2024

Released within a month of each other.

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Wins

10categories

EOS R1

Sports & ActionVideo & Hybrid

Wins

2categories

GO Ultra

Sports & ActionTravel

1 categories tied

Which would you choose?

TL;DR — Key differences

EOS R1 wins 4 categories·GO Ultra wins 1 categories
  • AEOS R1 has lower AF low-light limit (-7.5 EV vs 0 EV)
  • AEOS R1 has higher AF points / zones (1053 vs 0)
  • AEOS R1 has higher AF frame coverage (100 % vs 0 %)
  • AEOS R1 has higher ISO max (native) (102,400 vs 6,400)
  • BGO Ultra has lower Weight (161.4 g vs 920 g)

Key specs at a glance

EOS R1GO Ultra
Resolution24.2 MP50 MP
SensorFull Frame1/1.28"
ISO max102,4006,400
Burst40 fps15 fps
4K120 fps60 fps
IBIS8.5-stop6-stop
Weight920 g161.4 g
Battery1330 shots640 shots

Size and weight, to scale

EOS R1 front view

EOS R1

158 × 150 × 87 mm

920 g (2.03 lb / 32.45 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 front view

GO Ultra

70 × 49 × 33 mm

161.4 g (0.36 lb / 5.69 oz)

EOS R1 is 87mm wider, 101mm taller, and 54mm thicker than GO Ultra.

EOS R1 is 759 g heavier than GO Ultra.

Depth (front-to-back): 87mm EOS R1 · 33mm GO Ultra

Back view, to scale

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

EOS R1 back view

EOS R1

158 × 150 mm

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

Credit card

85.6 × 54 mm

GO Ultra back view

GO Ultra

70 × 49 mm

Top view, to scale

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

EOS R1 top view

EOS R1

158 × 87 mm

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

Credit card

85.6 × 54 mm

GO Ultra top view

GO Ultra

70 × 33 mm

Sensor size, to scale

EOS R1

36 × 24 mm · Full Frame

864 mm² area

Lens ecosystem

Native lens selection

EOS R1

✓ 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 R1GO Ultra
Portrait
7.5Good✓ wins
6.0Good
Sports & Action
10.0Excellent
10.0Excellent
Video & Hybrid
9.0Excellent✓ wins
4.5Fair
Landscape
7.0Good✓ wins
6.0Good
Travel
6.5Good
8.0Excellent✓ wins
Wildlife
6.5Good
8.0Excellent✓ wins
Vlogging
5.5Fair
7.5Good✓ wins

Why pick one over the other

Reasons to choose

EOS R1

  • AF low-light limit

    -7.5 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 157.6, 149.5, 87.3

  • Card types

    Adds CFexpress Type B, CFexpress Type B

  • ISO max (native)

    102,400 vs 6,400 — 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 70.4, 48.8, 33.3

  • Card types

    Adds microSD

  • Weight

    161.4 g vs 920 g — lower is better

  • Resolution

    50 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
  • In-body stabilization (IBIS)Both support in-body stabilization (ibis)

Pros & cons at a glance

Editorially curated highlights and trade-offs.

EOS R1

Pros

  • 40fps electronic burst
  • 24.2MP BSI stacked full-frame sensor
  • Dual Pixel Intelligent AF
  • 6K RAW and 4K 120p video
  • Dual CFexpress Type B slots

Cons

  • 24MP resolution
  • Very expensive
  • Large integrated-grip body

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 R1 and GO Ultra at major authorized retailers.

Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.

Full specifications

= category winner

EOS R1
GO Ultra
Resolution
24.2 MP
50 MP2.1× more
Sensor type
Full Frame BSI Stacked CMOS
CMOS
Sensor size
36.0 × 24.0 mm
1/1.28"
AA filter
Yes
Yes
EOS R1
GO Ultra
Aperture
2.85
Field of view
156 °
EOS R1
GO Ultra
Processor
DIGIC Accelerator + DIGIC X
Image processor
EOS R1
GO Ultra
ISO min (native)
100
100
ISO max (native)
102,400+4 stops
6,400
ISO max (expanded)
409,600
102,400
EOS R1
GO Ultra
Shutter type
Mechanical + Electronic
Mechanical + Electronic
Max mechanical speed
1/8000 sec
1/8000 sec
Max electronic speed
1/64000 sec
1/16000 sec

Frequently asked

Quick answers generated from verified specs.

Which is better for video, EOS R1 or GO Ultra?

EOS R1 scores 9.0/10 versus 4.5/10 for GO Ultra — 6K video for oversampled 4K.

What's the resolution difference between the EOS R1 and GO Ultra?

EOS R1 is 24.2 MP and GO Ultra is 50 MP, so the GO Ultra captures more detail for cropping and large prints.

Do the EOS R1 and GO Ultra have in-body image stabilization?

EOS R1 has 8.5-stop in-body image stabilization, while GO Ultra has 6-stop in-body image stabilization.

Which shoots faster bursts — the EOS R1 or the GO Ultra?

EOS R1 reaches 40 fps electronic. GO Ultra reaches 15 fps electronic.

What's the weight difference between the EOS R1 and GO Ultra?

EOS R1 weighs 920 g and GO Ultra weighs 161.4 g, so the GO Ultra is 759 g lighter.

Do the EOS R1 and GO Ultra record 4K video?

EOS R1: 6K RAW (max), 4K up to 120p. GO Ultra: 4K up to 60p.

Are the EOS R1 and GO Ultra weather sealed?

EOS R1: Yes. GO Ultra: Yes.

Which has better battery life?

Rated battery life is 1,330 shots (CIPA) for the EOS R1 and 640 shots for the GO Ultra, giving the EOS R1 the edge.

How much does each cost?

EOS R1 launched at $6,299 and GO Ultra at $299. The GO Ultra is $6,000 less.

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

Add any camera to get a three-way EOS R1 vs GO Ultra vs X comparison.

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

Product images courtesy of Canon and Insta360 press materials.