Insta360
Luna Ultra
Flagship dual-lens 3-axis gimbal camera with Leica Summicron 1-inch 8K main lens, 1/1.3-inch telephoto, detachable 2-inch OLED screen, 8K30 / 4K120 video, and 37MP UltraPhoto.
$770
Launch priceReleased Jun 2026
Sigma
fp L
World's smallest full-frame interchangeable camera with 61MP and L-mount.
$2,499
Launch priceReleased Jul 2021
Luna Ultra is 4.9 years newer.
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Wins
Luna Ultra
Wins
fp L
2 categories tied
Which would you choose?
TL;DR — Key differences
- ALuna Ultra has higher 4K max frame rate (120 fps vs 29.97 fps)
- Bfp L has higher ISO max (native) (25,600 vs 6,400)
- ALuna Ultra has higher 1080p max frame rate (240 fps vs 120 fps)
- ALuna Ultra has lower Weight (233 g vs 427 g)
- Bfp L has higher Resolution (61 MP vs 37 MP)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
Luna Ultra
52 × 170 × 39 mm
233 g (0.51 lb / 8.22 oz)
Credit card
85.6 × 54 mm
for scale
fp L
113 × 70 × 45 mm
427 g (0.94 lb / 15.06 oz)
Luna Ultra is 60mm narrower and 7mm thinner than fp L but it is also 100mm taller.
Luna Ultra is 194 g lighter than fp L.
Depth (front-to-back): 39mm Luna Ultra · 45mm fp L
Back view, to scale
Width × Height — same proportions as the front of the body.
Luna Ultra
52 × 170 mm
Credit card
85.6 × 54 mm
fp L
113 × 70 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
Luna Ultra
52 × 39 mm
Credit card
85.6 × 54 mm
fp L
113 × 45 mm
Sensor size, to scale
Luna Ultra
13.2 × 8.8 mm · 1-inch
116 mm² area
fp L
36 × 24 mm · Full Frame
864 mm² area
7.4× larger sensor area = shallower depth of field and better low-light performance.
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
Luna Ultra
Codecs
Adds H.265
Dimensions (W×H×D mm)
Adds 52.4, 169.9, 38.5
Card types
Adds microSD
4K max frame rate
120 fps vs 29.97 fps — higher is better
1080p max frame rate
240 fps vs 120 fps — higher is better
Weight
233 g vs 427 g — lower is better
IBIS effectiveness
8 stops vs 6 stops — higher is better
Battery capacity
1550 mAh vs 1200 mAh — higher is better
Reasons to choose
fp L
Subject recognition
Adds Human, Animal, Bird…
Codecs
Adds CinemaDNG, H.264, MOV
Dimensions (W×H×D mm)
Adds 112.6, 69.9, 45.3
Card types
Adds SD, SDHC, SDXC
ISO max (native)
25,600 vs 6,400 — higher is better
AA filter
Only fp L supports it
Eye AF
Only fp L supports it
Animal / bird AF
Only fp L supports it
Both cameras share
- ✓ISO min (native) — Both 100
- ✓Card slots — Both 1
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
- ✓Bluetooth — Both support bluetooth
Pros & cons at a glance
Editorially curated highlights and trade-offs.
Luna Ultra
Pros
- ✓Dual Leica lenses (1" + tele)
- ✓8K30 with 4K120 & 1080p240
- ✓Detachable 2" OLED screen
- ✓3-axis gimbal + Deep Track 5.0
Cons
- –Premium vs Pocket 3
- –No waterproofing
- –Tele reach capped at 240mm equiv
fp L
Pros
- ✓Tiny full-frame
- ✓61MP
- ✓L-mount
- ✓Unique industrial design
Cons
- –No IBIS
- –Small battery
- –Minimal ergonomics
Decided which one is right for you?
Compare live prices for the Luna Ultra and fp L at major authorized retailers.
Insta360 Luna Ultra
Sigma fp L
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
Frequently asked
Quick answers generated from verified specs.
Which is better for wildlife, Luna Ultra or fp L?
fp L scores 8.0/10 versus 0.0/10 for Luna Ultra — Bird AF subject recognition.
What's the resolution difference between the Luna Ultra and fp L?
Luna Ultra is 37 MP and fp L is 61 MP, so the fp L captures more detail for cropping and large prints.
How does stabilization compare between the Luna Ultra and fp L?
Luna Ultra uses a 3-axis mechanical gimbal, while fp L does not have IBIS.
What's the weight difference between the Luna Ultra and fp L?
Luna Ultra weighs 233 g and fp L weighs 427 g, so the Luna Ultra is 194 g lighter.
Do the Luna Ultra and fp L record 4K video?
Luna Ultra: 8K (7680×4320) (max), 4K up to 120p. fp L: 4K up to 29.97p.
Are the Luna Ultra and fp L weather sealed?
Luna Ultra: No. fp L: Yes.
How much does each cost?
Luna Ultra launched at $770 and fp L at $2,499. The Luna Ultra is $1,729 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way Luna Ultra vs fp L vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed August 2026.
Product images courtesy of Insta360 and Sigma press materials.