Nikon
D3400
Lightweight 24MP entry DX DSLR with no OLPF sensor, SnapBridge Bluetooth, Full HD 60p video, and class-leading 1,200-shot battery life.
$649
Launch priceReleased Aug 2016
Nikon
Z9
Flagship stacked mirrorless with 45MP, 8K video, and no mechanical shutter.
$5,499
Launch priceReleased Oct 2021
Z9 is 5.2 years newer.
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Wins
D3400
Wins
Z9
3 categories tied
Which would you choose?
TL;DR — Key differences
- AD3400 has higher Burst (mechanical) (6 fps vs 0 fps)
- BZ9 has higher IBIS effectiveness (6 stops vs 0 stops)
- BZ9 has higher RAW buffer depth (1000 frames vs 60 frames)
- BZ9 has higher Burst (electronic) (120 fps vs 11 fps)
- AD3400 has lower Weight (520 g vs 1160 g)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to shareD3400
138 × 98 × 88 mm
520 g (1.15 lb / 18.34 oz)
Credit card
85.6 × 54 mm
for scale
Z9
149 × 150 × 91 mm
1160 g (2.56 lb / 40.92 oz)
D3400 is 11mm narrower, 52mm shorter, and 3mm thinner than Z9.
D3400 is 640 g lighter than Z9.
Depth (front-to-back): 88mm D3400 · 91mm Z9
Back view, to scale
Width × Height — same proportions as the front of the body.
D3400
138 × 98 mm
Credit card
85.6 × 54 mm
Z9
149 × 150 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
D3400
138 × 88 mm
Credit card
85.6 × 54 mm
Z9
149 × 91 mm
Sensor size, to scale
D3400
23.5 × 15.6 mm · APS-C
367 mm² area
Z9
35.9 × 23.9 mm · Full Frame
858 mm² area
2.3× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
D3400
✓ more lensesNikon F
270+
native lenses available
Z9
Nikon Z
90+
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
D3400
Subject recognition
Adds Human, Animal, Bird…
Burst (mechanical)
6 fps vs 0 fps — higher is better
Codecs
Adds H.265, H.264
Dimensions (W×H×D mm)
Adds 138, 98, 88
Card types
Adds SD UHS-II
Weight
520 g vs 1160 g — lower is better
Reasons to choose
Z9
Subject recognition
Adds People, Birds, Dogs…
Codecs
Adds N-RAW, ProRes RAW HQ, ProRes 422 HQ…
IBIS effectiveness
6 stops vs 0 stops — higher is better
Dimensions (W×H×D mm)
Adds 149, 149.5, 90.5
Card types
Adds CFexpress Type B / XQD, CFexpress Type B / XQD
RAW buffer depth
1000 frames vs 60 frames — higher is better
Burst (electronic)
120 fps vs 11 fps — higher is better
Animal / bird AF
Only Z9 supports it
Both cameras share
- ✓ISO max (native) — Both 25,600
- ✓AF points / zones — Both 493
- ✓Eye AF — Both support eye af
- ✓Wi-Fi — Both support wi-fi
- ✓Bluetooth — Both support bluetooth
- ✓Microphone jack (3.5mm) — Both support microphone jack (3.5mm)
Pros & cons at a glance
Editorially curated highlights and trade-offs.
D3400
Pros
- ✓24.2MP no OLPF DX sensor
- ✓1,200-shot battery (CIPA)
- ✓Lightweight 445g with battery
- ✓SnapBridge Bluetooth sharing
- ✓Excellent beginner value used
Cons
- –11-point AF only
- –No 4K video
- –Fixed rear LCD (no tilt)
- –Discontinued — no Wi-Fi
Z9
Pros
- ✓45MP stacked
- ✓8K 60p internal
- ✓120fps stills
- ✓Pro build
Cons
- –Heavy body
- –Expensive
- –Large files
Decided which one is right for you?
Compare live prices for the D3400 and Z9 at major authorized retailers.
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for landscape, D3400 or Z9?
Z9 scores 9.5/10 versus 1.5/10 for D3400 — 45.7MP — excellent for prints up to 24×36".
What's the resolution difference between the D3400 and Z9?
D3400 is 24.2 MP and Z9 is 45.7 MP, so the Z9 captures more detail for cropping and large prints.
Do the D3400 and Z9 have in-body image stabilization?
D3400 does not have IBIS, while Z9 has 6-stop in-body image stabilization.
Which shoots faster bursts — the D3400 or the Z9?
D3400 reaches 11 fps electronic. Z9 reaches 120 fps electronic.
What's the weight difference between the D3400 and Z9?
D3400 weighs 520 g and Z9 weighs 1160 g, so the D3400 is 640 g lighter.
Do the D3400 and Z9 record 4K video?
D3400: 4K up to 60p. Z9: 8K UHD (max), 4K up to 120p.
Are the D3400 and Z9 weather sealed?
D3400: No. Z9: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the D3400 and 740 shots for the Z9, giving the Z9 the edge.
How much does each cost?
D3400 launched at $649 and Z9 at $5,499. The D3400 is $4,850 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way D3400 vs Z9 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of Nikon press materials.