Sigma
fp L
World's smallest full-frame interchangeable camera with 61MP and L-mount.
$2,499
Launch priceReleased Jul 2021
Z CAM
E2-M4
Compact MFT cinema box with 4K 120p, ZRAW, ProRes, and interchangeable MFT lenses.
$1,299
Launch priceReleased Jun 2023
E2-M4 is 1.9 years newer.
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Wins
fp L
Wins
E2-M4
7 categories tied
Which would you choose?
TL;DR — Key differences
- BE2-M4 has higher AF points / zones (1053 vs 49)
- Afp L has higher Resolution (61 MP vs 10.28 MP)
- BE2-M4 has higher RAW buffer depth (60 frames vs 12 frames)
- BE2-M4 has higher 4K max frame rate (120 fps vs 29.97 fps)
- BE2-M4 has higher Battery life (CIPA) (640 shots vs 240 shots)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
fp L
113 × 70 × 45 mm
427 g (0.94 lb / 15.06 oz)
Credit card
85.6 × 54 mm
for scale
E2-M4
91 × 66 × 72 mm
370 g (0.82 lb / 13.05 oz)
fp L is 27mm thinner than E2-M4 but it is also 22mm wider and 4mm taller.
fp L is 57 g heavier than E2-M4.
Depth (front-to-back): 45mm fp L · 72mm E2-M4
Back view, to scale
Width × Height — same proportions as the front of the body.
fp L
113 × 70 mm
Credit card
85.6 × 54 mm
E2-M4
91 × 66 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
fp L
113 × 45 mm
Credit card
85.6 × 54 mm
E2-M4
91 × 72 mm
Sensor size, to scale
fp L
36 × 24 mm · Full Frame
864 mm² area
E2-M4
17.3 × 13 mm · Micro Four Thirds
225 mm² area
3.8× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
fp L: mount data unavailable
E2-M4
✓ more lensesMicro Four Thirds
130+
native lenses available
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
Why pick one over the other
Reasons to choose
fp L
Codecs
Adds CinemaDNG, H.264, MOV
Dimensions (W×H×D mm)
Adds 112.6, 69.9, 45.3
Card types
Adds SD, SDHC, SDXC
Resolution
61 MP vs 10.28 MP — higher is better
Reasons to choose
E2-M4
AF low-light limit
-6.5 EV vs -5 EV — lower is better
Codecs
Adds ZRAW, ProRes
Dimensions (W×H×D mm)
Adds 91, 66, 72
Card types
Adds SD UHS-II
AF points / zones
1053 vs 49 — higher is better
RAW buffer depth
60 frames vs 12 frames — higher is better
4K max frame rate
120 fps vs 29.97 fps — higher is better
Battery life (CIPA)
640 shots vs 240 shots — higher is better
Both cameras share
- ✓AA filter — Both support aa filter
- ✓ISO min (native) — Both 100
- ✓ISO max (native) — Both 25,600
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓Burst (mechanical) — Both 6 fps
Pros & cons at a glance
Editorially curated highlights and trade-offs.
fp L
Pros
- ✓Tiny full-frame
- ✓61MP
- ✓L-mount
- ✓Unique industrial design
Cons
- –No IBIS
- –Small battery
- –Minimal ergonomics
E2-M4
Pros
- ✓Tiny MFT cinema box
- ✓4K 120p
- ✓ZRAW internal
- ✓Affordable cinema entry
Cons
- –No screen
- –MFT sensor
- –Manual focus workflow
Decided which one is right for you?
Compare live prices for the fp L and E2-M4 at major authorized retailers.
Sigma fp L
Z CAM E2-M4
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for video, fp L or E2-M4?
E2-M4 scores 8.0/10 versus 3.5/10 for fp L — 4K recording.
What's the resolution difference between the fp L and E2-M4?
fp L is 61 MP and E2-M4 is 10.28 MP, so the fp L captures more detail for cropping and large prints.
Do the fp L and E2-M4 have in-body image stabilization?
fp L does not have IBIS, while E2-M4 has 6-stop in-body image stabilization.
Which shoots faster bursts — the fp L or the E2-M4?
fp L reaches 10 fps electronic. E2-M4 reaches 15 fps electronic.
What's the weight difference between the fp L and E2-M4?
fp L weighs 427 g and E2-M4 weighs 370 g, so the E2-M4 is 57 g lighter.
Do the fp L and E2-M4 record 4K video?
fp L: 4K up to 29.97p. E2-M4: 4K up to 120p.
Are the fp L and E2-M4 weather sealed?
fp L: Yes. E2-M4: Yes.
Which has better battery life?
Rated battery life is 240 shots (CIPA) for the fp L and 640 shots for the E2-M4, giving the E2-M4 the edge.
How much does each cost?
fp L launched at $2,499 and E2-M4 at $1,299. The E2-M4 is $1,200 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way fp L vs E2-M4 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed July 2026.
Product images courtesy of Sigma and Z CAM press materials.