DJI
Osmo Action 5 Pro
Action cam with larger sensor, dual OLED screens, and 4K 120p for creators.
$349
Launch priceReleased Sep 2024
Nikon
Z9
Flagship stacked mirrorless with 45MP, 8K video, and no mechanical shutter.
$5,499
Launch priceReleased Oct 2021
Osmo Action 5 Pro is 2.9 years newer.
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Wins
Osmo Action 5 Pro
Wins
Z9
2 categories tied
Which would you choose?
TL;DR — Key differences
- BZ9 has higher AF points / zones (493 vs 0)
- AOsmo Action 5 Pro has higher Burst (mechanical) (6 fps vs 0 fps)
- BZ9 has higher RAW buffer depth (1000 frames vs 60 frames)
- BZ9 has higher Burst (electronic) (120 fps vs 15 fps)
- AOsmo Action 5 Pro has lower Weight (146 g vs 1160 g)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
Osmo Action 5 Pro
71 × 44 × 33 mm
146 g (0.32 lb / 5.15 oz)
Credit card
85.6 × 54 mm
for scale
Z9
149 × 150 × 91 mm
1160 g (2.56 lb / 40.92 oz)
Osmo Action 5 Pro is 79mm narrower, 105mm shorter, and 58mm thinner than Z9.
Osmo Action 5 Pro is 1014 g lighter than Z9.
Depth (front-to-back): 33mm Osmo Action 5 Pro · 91mm Z9
Back view, to scale
Width × Height — same proportions as the front of the body.
Osmo Action 5 Pro
71 × 44 mm
Credit card
85.6 × 54 mm
Z9
149 × 150 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
Osmo Action 5 Pro
71 × 33 mm
Credit card
85.6 × 54 mm
Z9
149 × 91 mm
Sensor size, to scale
Z9
35.9 × 23.9 mm · Full Frame
858 mm² area
Lens ecosystem
Native lens selection
Osmo Action 5 Pro: mount data unavailable
Z9
✓ more lensesNikon Z
90+
native lenses available
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
Why pick one over the other
Reasons to choose
Osmo Action 5 Pro
Burst (mechanical)
6 fps vs 0 fps — higher is better
Codecs
Adds H.265, HEVC
Stabilization modes
Adds Horizon Lock, RockSteady 3.0
Dimensions (W×H×D mm)
Adds 70.5, 44.2, 32.8
Card types
Adds microSD, microSDHC, microSDXC
Weight
146 g vs 1160 g — lower is better
ISO max (native)
51,200 vs 25,600 — higher is better
1080p max frame rate
240 fps vs 120 fps — higher is better
Reasons to choose
Z9
AF points / zones
493 vs 0 — higher is better
Subject recognition
Adds People, Birds, Dogs…
Codecs
Adds N-RAW, ProRes RAW HQ, ProRes 422 HQ…
Dimensions (W×H×D mm)
Adds 149, 149.5, 90.5
Card types
Adds CFexpress Type B / XQD, CFexpress Type B / XQD
RAW buffer depth
1000 frames vs 60 frames — higher is better
Burst (electronic)
120 fps vs 15 fps — higher is better
Eye AF
Only Z9 supports it
Both cameras share
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
- ✓4K max frame rate — Both 120 fps
- ✓IBIS effectiveness — Both 6 stops
- ✓Weather sealing — Both support weather sealing
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
Pros & cons at a glance
Editorially curated highlights and trade-offs.
Osmo Action 5 Pro
Pros
- ✓Larger sensor vs GoPro
- ✓Front + rear screens
- ✓4K 120p
Cons
- –Accessory ecosystem
- –Fixed lens
- –Still action-cam limits
Z9
Pros
- ✓45MP stacked
- ✓8K 60p internal
- ✓120fps stills
- ✓Pro build
Cons
- –Heavy body
- –Expensive
- –Large files
Decided which one is right for you?
Compare live prices for the Osmo Action 5 Pro and Z9 at major authorized retailers.
DJI Osmo Action 5 Pro
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for portraits, Osmo Action 5 Pro or Z9?
Z9 scores 8.5/10 versus 3.0/10 for Osmo Action 5 Pro — 45.7MP — excellent for large prints and crops.
What's the resolution difference between the Osmo Action 5 Pro and Z9?
Osmo Action 5 Pro is 40 MP and Z9 is 45.7 MP, so the Z9 captures more detail for cropping and large prints.
Do the Osmo Action 5 Pro and Z9 have in-body image stabilization?
Osmo Action 5 Pro does not have IBIS, while Z9 has 6-stop in-body image stabilization.
Which shoots faster bursts — the Osmo Action 5 Pro or the Z9?
Osmo Action 5 Pro reaches 15 fps electronic. Z9 reaches 120 fps electronic.
What's the weight difference between the Osmo Action 5 Pro and Z9?
Osmo Action 5 Pro weighs 146 g and Z9 weighs 1160 g, so the Osmo Action 5 Pro is 1014 g lighter.
Do the Osmo Action 5 Pro and Z9 record 4K video?
Osmo Action 5 Pro: 4K up to 120p. Z9: 8K UHD (max), 4K up to 120p.
Are the Osmo Action 5 Pro and Z9 weather sealed?
Osmo Action 5 Pro: Yes. Z9: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the Osmo Action 5 Pro and 740 shots for the Z9, giving the Z9 the edge.
How much does each cost?
Osmo Action 5 Pro launched at $349 and Z9 at $5,499. The Osmo Action 5 Pro is $5,150 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way Osmo Action 5 Pro vs Z9 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of DJI and Nikon press materials.