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Sigma

sd Quattro one

Latest Foveon APS-C body with 61MP-equivalent detail, unique color rendering, and weather sealing.

$2,499

Launch price

Released Mar 2024

vs

Sigma

sd1 Merrill

APS-C Foveon X3 body delivering extraordinary per-pixel detail and unique color rendering.

$2,299

Launch price

Released Mar 2012

sd Quattro one is 12 years newer.

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Wins

2categories

sd Quattro one

WildlifePortrait

Wins

0categories

sd1 Merrill

WildlifePortrait

16 categories tied

Which would you choose?

TL;DR — Key differences

sd Quattro one wins 2 categories·sd1 Merrill wins 0 categories
  • Asd Quattro one has higher Resolution (61 MP vs 46 MP)
  • Asd Quattro one has lower Weight (625 g vs 680 g)

Key specs at a glance

sd Quattro onesd1 Merrill
Resolution61 MP46 MP
SensorAPS-CAPS-C
ISO max25,60025,600
Burst15 fps15 fps
4K60 fps60 fps
IBIS6-stop6-stop
Weight625 g680 g
Battery640 shots640 shots

Size and weight, to scale

sd Quattro one

114 × 70 × 60 mm

625 g (1.38 lb / 22.05 oz)

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

Credit card

85.6 × 54 mm

for scale

sd1 Merrill

146 × 114 × 80 mm

680 g (1.50 lb / 23.99 oz)

sd Quattro one is 32mm narrower, 44mm shorter, and 20mm thinner than sd1 Merrill.

sd Quattro one is 55 g lighter than sd1 Merrill.

Depth (front-to-back): 60mm sd Quattro one · 80mm sd1 Merrill

Sensor size, to scale

sd Quattro one

23.5 × 15.7 mm · APS-C

369 mm² area

sd1 Merrill

23.5 × 15.7 mm · APS-C

369 mm² area

Use-case scoring

Which one for what?

Algorithmic scores from verified specs · 10 = best in class

Use casesd Quattro onesd1 Merrill
Portrait
7.5Good
7.5Good
Sports & Action
6.5Good
6.5Good
Video & Hybrid
6.0Good
6.0Good
Landscape
7.0Good✓ wins
6.5Good
Travel
7.5Good✓ wins
6.5Good
Wildlife
9.0Excellent
9.0Excellent
Vlogging
7.0Good✓ wins
5.5Fair

Why pick one over the other

Reasons to choose

sd Quattro one

  • Dimensions (W×H×D mm)

    Adds 113.9, 69.9, 59.9

  • Resolution

    61 MP vs 46 MP — higher is better

  • Weight

    625 g vs 680 g — lower is better

Reasons to choose

sd1 Merrill

  • Dimensions (W×H×D mm)

    Adds 145.5, 113.5, 80

Both cameras share

  • ISO min (native)Both 100
  • ISO max (native)Both 25,600
  • AF points / zonesBoth 49
  • AF frame coverageBoth 90 %
  • Eye AFBoth support eye af
  • Animal / bird AFBoth support animal / bird af

Pros & cons at a glance

Editorially curated highlights and trade-offs.

sd Quattro one

Pros

  • Unique Foveon color science
  • 61MP-equivalent detail
  • Weather sealed
  • Distinct stills look

Cons

  • Slow operation
  • Limited SA lens line
  • Poor high ISO

sd1 Merrill

Pros

  • Unique Foveon rendering
  • Exceptional detail
  • No AA filter needed
  • Distinct look

Cons

  • Very slow
  • Poor high ISO
  • SA mount limited

Decided which one is right for you?

Compare live prices for the sd Quattro one and sd1 Merrill at major authorized retailers.

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Full specifications

= category winner

sd Quattro one
sd1 Merrill
Resolution
61 MP+33%
46 MP
Sensor type
Foveon X3 APS-C
Foveon X3 APS-C
Sensor size
23.5 × 15.7 mm
23.5 × 15.7 mm
AA filter
No
No
sd Quattro one
sd1 Merrill
Processor
Image processor
Image processor
sd Quattro one
sd1 Merrill
ISO min (native)
100
100
ISO max (native)
25,600
25,600
ISO max (expanded)
102,400
102,400
sd Quattro one
sd1 Merrill
Shutter type
Mechanical + Electronic
Mechanical + Electronic
Max mechanical speed
1/8000 sec
1/8000 sec
Max electronic speed
1/16000 sec
1/16000 sec

Frequently asked

Quick answers generated from verified specs.

Which is better for vlogging, sd Quattro one or sd1 Merrill?

sd Quattro one scores 7.0/10 versus 5.5/10 for sd1 Merrill — 4K 60p for smooth handheld vlogs.

What's the resolution difference between the sd Quattro one and sd1 Merrill?

sd Quattro one is 61 MP and sd1 Merrill is 46 MP, so the sd Quattro one captures more detail for cropping and large prints.

Do the sd Quattro one and sd1 Merrill have in-body image stabilization?

sd Quattro one has 6-stop in-body image stabilization, while sd1 Merrill has 6-stop in-body image stabilization.

Which shoots faster bursts — the sd Quattro one or the sd1 Merrill?

sd Quattro one reaches 15 fps electronic. sd1 Merrill reaches 15 fps electronic.

What's the weight difference between the sd Quattro one and sd1 Merrill?

sd Quattro one weighs 625 g and sd1 Merrill weighs 680 g, so the sd Quattro one is 55 g lighter.

Do the sd Quattro one and sd1 Merrill record 4K video?

sd Quattro one: 4K up to 60p. sd1 Merrill: 4K up to 60p.

Are the sd Quattro one and sd1 Merrill weather sealed?

sd Quattro one: Yes. sd1 Merrill: Yes.

Which has better battery life?

Rated battery life is 640 shots (CIPA) for the sd Quattro one and 640 shots for the sd1 Merrill, giving the sd1 Merrill the edge.

How much does each cost?

sd Quattro one launched at $2,499 and sd1 Merrill at $2,299. The sd1 Merrill is $200 less.

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

Add any camera to get a three-way sd Quattro one vs sd1 Merrill vs X comparison.

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