Leica
Q3
Full-frame fixed 28mm f/1.7 premium compact for documentary and travel.
$5,995
Launch priceReleased May 2023
Z CAM
E2-M4
Compact MFT cinema box with 4K 120p, ZRAW, ProRes, and interchangeable MFT lenses.
$1,299
Launch priceReleased Jun 2023
Released within a month of each other.
Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.
Wins
Q3
Wins
E2-M4
1 categories tied
Which would you choose?
TL;DR — Key differences
- AQ3 has higher Resolution (60.3 MP vs 10.28 MP)
- AQ3 has higher ISO max (native) (100,000 vs 25,600)
- AQ3 has higher EVF resolution (5,760,000 vs 2,360,000)
- BE2-M4 has lower Weight (370 g vs 743 g)
- AQ3 has lower ISO min (native) (50 vs 100)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
Q3
130 × 80 × 92 mm
743 g (1.64 lb / 26.21 oz)
Credit card
85.6 × 54 mm
for scale
E2-M4
91 × 66 × 72 mm
370 g (0.82 lb / 13.05 oz)
Q3 is 39mm wider, 14mm taller, and 20mm thicker than E2-M4.
Q3 is 373 g heavier than E2-M4.
Depth (front-to-back): 92mm Q3 · 72mm E2-M4
Back view, to scale
Width × Height — same proportions as the front of the body.
Q3
130 × 80 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.
Q3
130 × 92 mm
Credit card
85.6 × 54 mm
E2-M4
91 × 72 mm
Sensor size, to scale
Q3
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
Q3: 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
Q3
Dimensions (W×H×D mm)
Adds 130, 80, 92
Resolution
60.3 MP vs 10.28 MP — higher is better
ISO max (native)
100,000 vs 25,600 — higher is better
Codecs
Adds H.265, H.264
EVF resolution
5,760,000 vs 2,360,000 — higher is better
ISO min (native)
50 vs 100 — lower is better
Subject recognition
Adds Face, Eye
EVF magnification
0.79 × vs 0.78 × — higher is better
Reasons to choose
E2-M4
Dimensions (W×H×D mm)
Adds 91, 66, 72
Weight
370 g vs 743 g — lower is better
AA filter
Only E2-M4 supports it
Subject recognition
Adds Bird, Vehicle
Pre-Capture / Pre-Release
Only E2-M4 supports it
4K max frame rate
120 fps vs 60 fps — higher is better
Internal RAW video
Only E2-M4 supports it
Codecs
Adds ZRAW
Both cameras share
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓Burst (electronic) — Both 15 fps
- ✓Weather sealing — Both support weather sealing
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
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
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 Q3 and E2-M4 at major authorized retailers.
Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, Q3 or E2-M4?
E2-M4 scores 9.5/10 versus 5.0/10 for Q3 — 15fps burst — fast action ready.
What's the resolution difference between the Q3 and E2-M4?
Q3 is 60.3 MP and E2-M4 is 10.28 MP, so the Q3 captures more detail for cropping and large prints.
Do the Q3 and E2-M4 have in-body image stabilization?
Q3 does not have IBIS, while E2-M4 has 6-stop in-body image stabilization.
Which shoots faster bursts — the Q3 or the E2-M4?
Q3 reaches 15 fps electronic. E2-M4 reaches 15 fps electronic.
What's the weight difference between the Q3 and E2-M4?
Q3 weighs 743 g and E2-M4 weighs 370 g, so the E2-M4 is 373 g lighter.
Do the Q3 and E2-M4 record 4K video?
Q3: 8K (max), 4K up to 60p. E2-M4: 4K up to 120p.
Are the Q3 and E2-M4 weather sealed?
Q3: Yes. E2-M4: Yes.
Which has better battery life?
Rated battery life is 350 shots (CIPA) for the Q3 and 640 shots for the E2-M4, giving the E2-M4 the edge.
How much does each cost?
Q3 launched at $5,995 and E2-M4 at $1,299. The E2-M4 is $4,696 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way Q3 vs E2-M4 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of Leica and Z CAM press materials.