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Q3

Leica

Q3

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

$5,995

Launch price

Released May 2023

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vs

Ricoh

WG-90

Rugged waterproof compact with 16MP sensor, 5x 28-140mm equivalent zoom, microscope mode, and ring light.

$329

Launch price

Released Nov 2023

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Full specs →

WG-90 is 6 months newer.

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Wins

4categories

Q3

★ Landscape★ Portrait

Wins

1categories

WG-90

2 categories tied

Which would you choose?

TL;DR — Key differences

Q3 wins 4 categories·WG-90 wins 1 categories
  • AQ3 has higher ISO max (native) (100,000 vs 6,400)
  • BWG-90 has lower Weight (194 g vs 743 g)
  • AQ3 has higher Resolution (60.3 MP vs 16 MP)
  • AQ3 has lower ISO min (native) (50 vs 125)
  • AQ3 has higher Battery life (CIPA) (350 shots vs 300 shots)

Key specs at a glance

Q3WG-90
Resolution60.3 MP16 MP
SensorFull Frame1/2.3 inch
ISO max100,0006,400
Burst15 fps—
4K60 fps—
IBISNoNo
Weight743 g194 g
Battery350 shots300 shots

Size and weight, to scale

Q3 front view

Q3

130 × 80 × 92 mm

743 g (1.64 lb / 26.21 oz)

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

for scale

WG-90

123 × 62 × 30 mm

194 g (0.43 lb / 6.84 oz)

Q3 is 8mm wider, 19mm taller, and 63mm thicker than WG-90.

Q3 is 549 g heavier than WG-90.

Depth (front-to-back): 92mm Q3 · 30mm WG-90

Back view, to scale

Width × Height — same proportions as the front of the body.

Q3 back view

Q3

130 × 80 mm

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

WG-90

123 × 62 mm

Top view, to scale

Width × Depth (front-to-back) — see which body is chunkier on the table.

Q3 top view

Q3

130 × 92 mm

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

WG-90

123 × 30 mm

Sensor size, to scale

Q3

36 × 24 mm · Full Frame

864 mm² area

Use-case scoring

Which one for what?

Algorithmic scores from verified specs · 10 = best in class

Use caseQ3WG-90
Portrait
7.5Good✓ wins
1.0Limited
Sports & Action
5.0Fair✓ wins
1.5Limited
Video & Hybrid
5.5Fair✓ wins
1.0Limited
Landscape
8.0Excellent✓ wins
1.5Limited
Travel
4.5Fair
5.5Fair✓ wins
Wildlife
5.5Fair✓ wins
1.5Limited
Vlogging
3.0Limited✓ wins
2.0Limited

Why pick one over the other

Reasons to choose

Q3

  • Dimensions (W×H×D mm)

    Adds 130, 80, 92

  • Card types

    Adds SD UHS-II

  • ISO max (native)

    100,000 vs 6,400 — higher is better

  • Subject recognition

    Adds Human, Eye, Animal

  • Resolution

    60.3 MP vs 16 MP — higher is better

  • Codecs

    Adds H.265, ProRes

  • ISO min (native)

    50 vs 125 — lower is better

  • Eye AF

    Only Q3 supports it

Reasons to choose

WG-90

  • Dimensions (W×H×D mm)

    Adds 122.5, 61.5, 29.5

  • Card types

    Adds SD, SDHC, SDXC

  • Weight

    194 g vs 743 g — lower is better

  • Subject recognition

    Adds Pet

Both cameras share

  • ✓Max video bit rate — Both 150 Mbps
  • ✓Weather sealing — Both support weather sealing
  • ✓Card slots — Both 1

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

WG-90

Pros

  • ✓Waterproof and shockproof
  • ✓5x optical zoom
  • ✓Microscope mode
  • ✓Compact rugged body

Cons

  • –Small sensor
  • –Full HD only
  • –Basic LCD

Decided which one is right for you?

Compare live prices for the Q3 and WG-90 at major authorized retailers.

Leica Q3

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Ricoh WG-90

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Full specifications

✓ = category winner

Q3
WG-90
Resolution
60.3 MP✓3.8× more
16 MP
Sensor type
Full-frame BSI CMOS
1/2.3" CMOS
Sensor size
36 x 24 mm
1/2.3 inch
AA filter
No
—
Q3
WG-90
Aperture
f/1.7
F3.5-F5.5
Focal length (35mm equiv.)
28 mm
28-140 mm
Q3
WG-90
Processor
Maestro Series processor with L2 Technology
Image processor
Q3
WG-90
ISO min (native)
50✓−75 less
125
ISO max (native)
100,000✓+4 stops
6,400
ISO max (expanded)
100,000
6,400
Q3
WG-90
Shutter type
Electronic + mechanical shutter
Mechanical + electronic shutter
Max mechanical speed
1/2000 sec
1/4000 sec
Max electronic speed
1/16000 sec
1/16000 sec

Frequently asked

Quick answers generated from verified specs.

Which is better for portraits, Q3 or WG-90?

Q3 scores 7.5/10 versus 1.0/10 for WG-90 — 60.3MP — excellent for large prints and crops.

What's the resolution difference between the Q3 and WG-90?

Q3 is 60.3 MP and WG-90 is 16 MP, so the Q3 captures more detail for cropping and large prints.

How does stabilization compare between the Q3 and WG-90?

Q3 does not have IBIS, while WG-90 does not have IBIS.

What's the weight difference between the Q3 and WG-90?

Q3 weighs 743 g and WG-90 weighs 194 g, so the WG-90 is 549 g lighter.

Do the Q3 and WG-90 record 4K video?

Q3: 8K (max), 4K up to 60p. WG-90: Full HD.

Are the Q3 and WG-90 weather sealed?

Q3: Yes. WG-90: Yes.

Which has better battery life?

Rated battery life is 350 shots (CIPA) for the Q3 and 300 shots for the WG-90, giving the Q3 the edge.

How much does each cost?

Q3 launched at $5,995 and WG-90 at $329. The WG-90 is $5,666 less.

Can't decide between two? Compare a third camera.

Add any camera to get a three-way Q3 vs WG-90 vs X comparison.

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

Product images courtesy of Leica and Ricoh press materials.