DJI
Osmo Nano
Ultra-compact modular action camera with 1/1.3-inch sensor, 35MP stills, 4K 60p video, 4K 120fps slow motion, and a Multifunctional Vision Dock.
$299
Launch priceReleased Sep 2025
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
Launch priceReleased Oct 2024
Osmo Nano is 10 months newer.
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Wins
Osmo Nano
Wins
Ace Pro 2
6 categories tied
Which would you choose?
TL;DR — Key differences
- AOsmo Nano has higher ISO max (native) (25,600 vs 6,400)
- BAce Pro 2 has higher Battery capacity (1800 mAh vs 530 mAh)
- BAce Pro 2 has higher RAW buffer depth (120 frames vs 60 frames)
- BAce Pro 2 has higher Battery runtime (180 min vs 90 min)
- AOsmo Nano has lower Weight (124 g vs 177.2 g)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
Osmo Nano
59 × 72 × 28 mm
124 g (0.27 lb / 4.37 oz)
Credit card
85.6 × 54 mm
for scale
Ace Pro 2
72 × 52 × 38 mm
177.2 g (0.39 lb / 6.25 oz)
Osmo Nano is 13mm narrower and 10mm thinner than Ace Pro 2 but it is also 20mm taller.
Osmo Nano is 53 g lighter than Ace Pro 2.
Depth (front-to-back): 28mm Osmo Nano · 38mm Ace Pro 2
Back view, to scale
Width × Height — same proportions as the front of the body.
Osmo Nano
59 × 72 mm
Credit card
85.6 × 54 mm
Ace Pro 2
72 × 52 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
Osmo Nano
59 × 28 mm
Credit card
85.6 × 54 mm
Ace Pro 2
72 × 38 mm
Sensor size, to scale
Ace Pro 2
9.6 × 7.2 mm · Compact
69 mm² area
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 Nano
Codecs
Adds HEVC
Stabilization modes
Adds RockSteady 3.0, HorizonBalancing
Dimensions (W×H×D mm)
Adds 59.1, 71.7, 28
ISO max (native)
25,600 vs 6,400 — higher is better
Weight
124 g vs 177.2 g — lower is better
Reasons to choose
Ace Pro 2
Codecs
Adds H.264, H.265
Stabilization modes
Adds FlowState, Horizon Lock 360°, Active HDR…
Dimensions (W×H×D mm)
Adds 71.9, 52.2, 38
Battery capacity
1800 mAh vs 530 mAh — higher is better
RAW buffer depth
120 frames vs 60 frames — higher is better
Internal RAW video
Only Ace Pro 2 supports it
Battery runtime
180 min vs 90 min — higher is better
Resolution
50 MP vs 35 MP — higher is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
- ✓4K max frame rate — Both 60 fps
- ✓1080p max frame rate — Both 240 fps
- ✓Max video bit rate — Both 200 Mbps
- ✓Weather sealing — Both support weather sealing
Pros & cons at a glance
Editorially curated highlights and trade-offs.
Osmo Nano
Pros
- ✓52g camera body
- ✓1/1.3-inch sensor
- ✓4K 120fps slow motion
- ✓10m waterproof camera body
Cons
- –Dock is only IPX4
- –Fixed ultra-wide lens
- –Smaller battery in camera body
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
Decided which one is right for you?
Compare live prices for the Osmo Nano and Ace Pro 2 at major authorized retailers.
DJI Osmo Nano
Insta360 Ace Pro 2
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for video, Osmo Nano or Ace Pro 2?
Ace Pro 2 scores 7.0/10 versus 4.0/10 for Osmo Nano — 8K recording for future-proof footage.
What's the resolution difference between the Osmo Nano and Ace Pro 2?
Osmo Nano is 35 MP and Ace Pro 2 is 50 MP, so the Ace Pro 2 captures more detail for cropping and large prints.
How does stabilization compare between the Osmo Nano and Ace Pro 2?
Osmo Nano uses Electronic image stabilization (electronic), while Ace Pro 2 uses FlowState electronic stabilization (electronic).
Which shoots faster bursts — the Osmo Nano or the Ace Pro 2?
Osmo Nano reaches 15 fps electronic. Ace Pro 2 reaches 20 fps electronic.
What's the weight difference between the Osmo Nano and Ace Pro 2?
Osmo Nano weighs 124 g and Ace Pro 2 weighs 177.2 g, so the Osmo Nano is 53 g lighter.
Do the Osmo Nano and Ace Pro 2 record 4K video?
Osmo Nano: 4K up to 60p. Ace Pro 2: 8K (max), 4K up to 60p.
Are the Osmo Nano and Ace Pro 2 weather sealed?
Osmo Nano: Yes. Ace Pro 2: Yes.
Which has better battery runtime?
Osmo Nano is rated for about 90 minutes of continuous recording and Ace Pro 2 for about 180 minutes, giving the Ace Pro 2 the edge.
How much does each cost?
Osmo Nano launched at $299 and Ace Pro 2 at $449. The Osmo Nano is $150 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way Osmo Nano vs Ace Pro 2 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed July 2026.
Product images courtesy of DJI and Insta360 press materials.