Sigma
BF
Minimalist full-frame L-mount body with large top screen and unique design.
$1,999
Launch priceReleased Apr 2024
Sigma
sd Quattro one
Latest Foveon APS-C body with 61MP-equivalent detail, unique color rendering, and weather sealing.
$2,499
Launch priceReleased Mar 2024
Released within a month of each other.
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Wins
BF
Wins
sd Quattro one
16 categories tied
Which would you choose?
TL;DR — Key differences
- Bsd Quattro one has higher Resolution (61 MP vs 24.2 MP)
- Bsd Quattro one has lower Weight (625 g vs 720 g)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to shareBF
138 × 98 × 88 mm
720 g (1.59 lb / 25.40 oz)
Credit card
85.6 × 54 mm
for scale
sd Quattro one
114 × 70 × 60 mm
625 g (1.38 lb / 22.05 oz)
BF is 24mm wider, 28mm taller, and 28mm thicker than sd Quattro one.
BF is 95 g heavier than sd Quattro one.
Depth (front-to-back): 88mm BF · 60mm sd Quattro one
Sensor size, to scale
BF
36 × 24 mm · Full Frame
864 mm² area
sd Quattro one
23.5 × 15.7 mm · APS-C
369 mm² area
2.3× 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
BF
Dimensions (W×H×D mm)
Adds 138, 98, 88
AA filter
Only BF supports it
Reasons to choose
sd Quattro one
Dimensions (W×H×D mm)
Adds 113.9, 69.9, 59.9
Resolution
61 MP vs 24.2 MP — higher is better
Weight
625 g vs 720 g — lower is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓ISO max (native) — Both 25,600
- ✓AF points / zones — Both 49
- ✓AF frame coverage — Both 90 %
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
Pros & cons at a glance
Editorially curated highlights and trade-offs.
BF
Pros
- ✓Unique design
- ✓Full-frame
- ✓L-mount
Cons
- –No IBIS
- –Niche ergonomics
- –Limited controls
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
Decided which one is right for you?
Compare live prices for the BF and sd Quattro one at major authorized retailers.
Sigma sd Quattro one
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for vlogging, BF or sd Quattro one?
sd Quattro one scores 7.0/10 versus 5.5/10 for BF — 4K 60p for smooth handheld vlogs.
What's the resolution difference between the BF and sd Quattro one?
BF is 24.2 MP and sd Quattro one is 61 MP, so the sd Quattro one captures more detail for cropping and large prints.
Do the BF and sd Quattro one have in-body image stabilization?
BF has 6-stop in-body image stabilization, while sd Quattro one has 6-stop in-body image stabilization.
Which shoots faster bursts — the BF or the sd Quattro one?
BF reaches 15 fps electronic. sd Quattro one reaches 15 fps electronic.
What's the weight difference between the BF and sd Quattro one?
BF weighs 720 g and sd Quattro one weighs 625 g, so the sd Quattro one is 95 g lighter.
Do the BF and sd Quattro one record 4K video?
BF: 4K up to 60p. sd Quattro one: 4K up to 60p.
Are the BF and sd Quattro one weather sealed?
BF: Yes. sd Quattro one: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the BF and 640 shots for the sd Quattro one, giving the sd Quattro one the edge.
How much does each cost?
BF launched at $1,999 and sd Quattro one at $2,499. The BF is $500 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way BF vs sd Quattro one vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.