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Leica

Q3

Full-frame fixed 28mm f/1.7 premium compact for documentary and travel.

$5,995

Released May 2023

vs

Leica

SL3

60MP L-mount flagship with 8K video and Leica color science.

$6,995

Released Mar 2024

SL3 is 10 months newer.

Wins

2categories

Q3

LandscapePortrait

Wins

3categories

SL3

LandscapeVideo & Hybrid

6 categories tied

TL;DR — Key differences

Q3 wins 2 categories·SL3 wins 3 categories
  • BSL3 has higher Burst (electronic) (30 fps vs 15 fps)
  • BSL3 has higher Card slots (2 vs 1)
  • BSL3 has higher Burst (mechanical) (7 fps vs 4 fps)
  • AQ3 has lower Weight (743 g vs 769 g)
  • AQ3 has higher EVF magnification (0.79 × vs 0.78 ×)

Key specs at a glance

Q3SL3
Resolution60.3 MP60.3 MP
SensorFull FrameFull Frame
ISO max100,000100,000
Burst15 fps30 fps
4K60 fps60 fps
IBISNo5-stop
Weight743 g769 g
Battery350 shots

Size and weight, to scale

Q3

130 × 80 × 92 mm

743 g (1.64 lb / 26.21 oz)

SL3

141 × 108 × 85 mm

769 g (1.70 lb / 27.13 oz)

Q3 is 11mm narrower and 28mm shorter than SL3 but it is also 7mm thicker.

Q3 is 26 g lighter than SL3.

Depth (front-to-back): 92mm Q3 · 85mm SL3

Sensor size, to scale

Q3

36 × 24 mm · Full Frame

864 mm² area

SL3

36 × 24 mm · Full Frame

864 mm² area

Lens ecosystem

Native lens selection

Q3: mount data unavailable

SL3

✓ more lenses

Leica L

80+

native lenses available

30 first-party50 third-party

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 caseQ3SL3
Portrait
7.5Good
8.5Excellent✓ wins
Sports & Action
4.5Fair
5.5Fair✓ wins
Video & Hybrid
5.5Fair
9.0Excellent✓ wins
Landscape
8.0Excellent
10.0Excellent✓ wins
Travel
4.5Fair✓ wins
3.5Limited
Wildlife
5.5Fair
6.5Good✓ wins
Vlogging
3.0Limited
5.5Fair✓ wins

Why pick one over the other

Reasons to choose

Q3

  • Dimensions (W×H×D mm)

    Adds 130, 80, 92

  • Subject recognition

    Adds Face, Eye

  • Codecs

    Adds ProRes

  • Weight

    743 g vs 769 g — lower is better

  • EVF magnification

    0.79 × vs 0.78 × — higher is better

Reasons to choose

SL3

  • Dimensions (W×H×D mm)

    Adds 141.2, 108, 84.6

  • Burst (electronic)

    30 fps vs 15 fps — higher is better

  • Internal RAW video

    Only SL3 supports it

  • In-body stabilization

    Only SL3 supports it

  • Card slots

    2 vs 1 — higher is better

  • Card types

    Adds CFexpress Type B

  • Microphone jack (3.5mm)

    Only SL3 supports it

  • Headphone jack (3.5mm)

    Only SL3 supports it

Both cameras share

  • ResolutionBoth 60.3 MP
  • ISO min (native)Both 50
  • ISO max (native)Both 100,000
  • Eye AFBoth support eye af
  • Animal / bird AFBoth support animal / bird af
  • 4K max frame rateBoth 60 fps

Pros & cons at a glance

Editorially curated highlights and trade-offs.

Q3

Pros

  • 60MP full-frame
  • Summilux 28mm lens
  • Built like a tank
  • Unique aesthetic

Cons

  • Fixed lens
  • Very expensive
  • No interchangeable system

SL3

Pros

  • 60MP
  • 8K video
  • Leica build
  • L-mount

Cons

  • Very expensive
  • Heavy
  • Large files

Full specifications

= category winner

Q3
SL3
Resolution
60.3 MP
60.3 MP
Sensor type
Full-frame BSI CMOS
Full-frame BSI CMOS
Sensor size
36 x 24 mm
36 x 24 mm
AA filter
No
No
Q3
SL3
AF system
Hybrid AF (phase detection + contrast AF + DFD)
Phase detection AF + contrast AF
AF points / zones
779
AF frame coverage
100 %
Eye AF
Yes
Yes
Animal / bird AF
Yes
Yes
Subject recognition
Human, Face, Eye, Animal
Human, Animal
Q3
SL3
Burst (mechanical)
4 fps
7 fps+75%
Burst (electronic)
15 fps
30 fps2× more
Pre-Capture / Pre-Release
No
No
Q3
SL3
Max resolution
8K
8K / C8K
4K max frame rate
60 fps
60 fps
Max video bit rate
150 Mbps
150 Mbps
Internal RAW video
No
Yes
Log profile
L-Log / HLG
L-Log / HLG
Codecs
H.265, H.264, ProRes
H.265, H.264, Apple ProRes
Q3
SL3
Weight
743 g−26 g less
769 g
Dimensions (W×H×D mm)
130 × 80 × 92 mm
141.2 × 108 × 84.6 mm
Weather sealing
Yes
Yes

Frequently asked

Quick answers generated from verified specs.

Which is better for video, Q3 or SL3?

SL3 scores 9.0/10 versus 5.5/10 for Q3 — 8K recording for future-proof footage.

What's the resolution difference between the Q3 and SL3?

Both cameras share the same 60.3 MP resolution.

Do the Q3 and SL3 have in-body image stabilization?

Q3 does not have IBIS, while sL3 has 5-stop in-body image stabilization.

Which shoots faster bursts — the Q3 or the SL3?

Q3 reaches 15 fps electronic. SL3 reaches 30 fps electronic.

What's the weight difference between the Q3 and SL3?

Q3 weighs 743 g and SL3 weighs 769 g, so the Q3 is 26 g lighter.

Do the Q3 and SL3 record 4K video?

Q3: 8K (max), 4K up to 60p. SL3: 8K / C8K (max), 4K up to 60p.

Are the Q3 and SL3 weather sealed?

Q3: Yes. SL3: Yes.

How much does each cost?

Q3 launched at $5,995 and SL3 at $6,995. The Q3 is $1,000 less.

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