DJI
Osmo Action 5 Pro
Action cam with larger sensor, dual OLED screens, and 4K 120p for creators.
$349
Released Sep 2024
Insta360
Ace Pro 2
8K Leica-lens action camera with 1/1.3-inch sensor, 4K60 Active HDR, PureVideo low-light mode, and 12m waterproofing.
$449
Released Oct 2024
Released within a month of each other.
Wins
Osmo Action 5 Pro
Wins
Ace Pro 2
5 categories tied
TL;DR — Key differences
- AOsmo Action 5 Pro has higher ISO max (native) (51,200 vs 6,400)
- BAce Pro 2 has higher RAW buffer depth (120 frames vs 60 frames)
- AOsmo Action 5 Pro has higher 4K max frame rate (120 fps vs 60 fps)
- BAce Pro 2 has higher Burst (mechanical) (8 fps vs 6 fps)
- BAce Pro 2 has higher Burst (electronic) (20 fps vs 15 fps)
Key specs at a glance
Size and weight, to scale
Osmo Action 5 Pro
71 × 44 × 33 mm
146 g (0.32 lb / 5.15 oz)
Ace Pro 2
72 × 52 × 38 mm
177.2 g (0.39 lb / 6.25 oz)
Osmo Action 5 Pro is 1mm narrower, 8mm shorter, and 5mm thinner than Ace Pro 2.
Osmo Action 5 Pro is 31 g lighter than Ace Pro 2.
Depth (front-to-back): 33mm Osmo Action 5 Pro · 38mm Ace Pro 2
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
Dimensions (W×H×D mm)
Adds 70.5, 44.2, 32.8
ISO max (native)
51,200 vs 6,400 — higher is better
4K max frame rate
120 fps vs 60 fps — higher is better
Codecs
Adds HEVC
Weight
146 g vs 177.2 g — lower is better
Reasons to choose
Ace Pro 2
Dimensions (W×H×D mm)
Adds 71.9, 52.2, 38
RAW buffer depth
120 frames vs 60 frames — higher is better
Internal RAW video
Only Ace Pro 2 supports it
Codecs
Adds H.265
Burst (mechanical)
8 fps vs 6 fps — higher is better
Burst (electronic)
20 fps vs 15 fps — higher is better
Resolution
50 MP vs 40 MP — higher is better
IBIS effectiveness
7 stops vs 6 stops — higher is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
- ✓Max video bit rate — Both 200 Mbps
- ✓Weather sealing — Both support weather sealing
- ✓Battery life (CIPA) — Both 640 shots
- ✓Card slots — Both 1
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
Ace Pro 2
Pros
- ✓8K30 video
- ✓1/1.3-inch Leica lens
- ✓PureVideo night mode
- ✓12m waterproof
Cons
- –8K drains battery faster
- –Premium vs DJI Action
- –Fixed lens
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for video, Osmo Action 5 Pro or Ace Pro 2?
Ace Pro 2 scores 7.0/10 versus 4.5/10 for Osmo Action 5 Pro — 8K recording for future-proof footage.
What's the resolution difference between the Osmo Action 5 Pro and Ace Pro 2?
Osmo Action 5 Pro is 40 MP and Ace Pro 2 is 50 MP, so the Ace Pro 2 captures more detail for cropping and large prints.
Do the Osmo Action 5 Pro and Ace Pro 2 have in-body image stabilization?
Osmo Action 5 Pro does not have IBIS, while ace Pro 2 does not have IBIS.
Which shoots faster bursts — the Osmo Action 5 Pro or the Ace Pro 2?
Osmo Action 5 Pro reaches 15 fps electronic. Ace Pro 2 reaches 20 fps electronic.
What's the weight difference between the Osmo Action 5 Pro and Ace Pro 2?
Osmo Action 5 Pro weighs 146 g and Ace Pro 2 weighs 177.2 g, so the Osmo Action 5 Pro is 31 g lighter.
Do the Osmo Action 5 Pro and Ace Pro 2 record 4K video?
Osmo Action 5 Pro: 4K up to 120p. Ace Pro 2: 8K (max), 4K up to 60p.
Are the Osmo Action 5 Pro and Ace Pro 2 weather sealed?
Osmo Action 5 Pro: Yes. Ace Pro 2: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the Osmo Action 5 Pro and 640 shots for the Ace Pro 2, giving the Ace Pro 2 the edge.
How much does each cost?
Osmo Action 5 Pro launched at $349 and Ace Pro 2 at $449. The Osmo Action 5 Pro is $100 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.