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Nikon

D780

Last great Nikon DSLR — Z6 sensor with DSLR ergonomics and hybrid live view AF.

$2,299

Launch price

Released Jan 2020

vs
Alpha 7 IV

Sony

Alpha 7 IV

33MP hybrid all-rounder with 10-bit 4K 60p and AI-powered subject tracking.

$2,499

Launch price

Released Oct 2021

Alpha 7 IV is 1.8 years newer.

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Wins

2categories

D780

PortraitLandscape

Wins

8categories

Alpha 7 IV

PortraitWildlife

3 categories tied

Which would you choose?

TL;DR — Key differences

D780 wins 1 categories·Alpha 7 IV wins 4 categories
  • BAlpha 7 IV has higher IBIS effectiveness (5.5 stops vs 0 stops)
  • AD780 has higher Battery life (CIPA) (2260 shots vs 580 shots)
  • BAlpha 7 IV has higher AF points / zones (759 vs 273)
  • BAlpha 7 IV has higher 4K max frame rate (60 fps vs 30 fps)
  • BAlpha 7 IV has higher Burst (mechanical) (10 fps vs 7 fps)

Key specs at a glance

D780Alpha 7 IV
Resolution24.5 MP33 MP
SensorFull FrameFull Frame
ISO max51,20051,200
Burst12 fps10 fps
4K30 fps60 fps
IBISNo5.5-stop
Weight755 g658 g
Battery2260 shots580 shots

Size and weight, to scale

D780

144 × 116 × 76 mm

755 g (1.66 lb / 26.63 oz)

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

Credit card

85.6 × 54 mm

for scale

Alpha 7 IV front view

Alpha 7 IV

131 × 96 × 80 mm

658 g (1.45 lb / 23.21 oz)

D780 is 4mm thinner than Alpha 7 IV but it is also 12mm wider and 19mm taller.

D780 is 97 g heavier than Alpha 7 IV.

Depth (front-to-back): 76mm D780 · 80mm Alpha 7 IV

Back view, to scale

Width × Height — same proportions as the front of the body.

D780

144 × 116 mm

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

Credit card

85.6 × 54 mm

Alpha 7 IV back view

Alpha 7 IV

131 × 96 mm

Top view, to scale

Width × Depth (front-to-back) — see which body is chunkier on the table.

D780

144 × 76 mm

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

Credit card

85.6 × 54 mm

Alpha 7 IV top view

Alpha 7 IV

131 × 80 mm

Sensor size, to scale

D780

35.9 × 23.9 mm · Full Frame

858 mm² area

Alpha 7 IV

35.9 × 23.9 mm · Full Frame

858 mm² area

Lens ecosystem

Native lens selection

D780

Nikon F

270+

native lenses available

90 first-party180 third-party

Alpha 7 IV

✓ more lenses

Sony E

350+

native lenses available

80 first-party270 third-party

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

Use caseD780Alpha 7 IV
Portrait
6.5Good
9.0Excellent✓ wins
Sports & Action
5.0Fair
6.5Good✓ wins
Video & Hybrid
4.0Fair
7.5Good✓ wins
Landscape
6.0Good
7.5Good✓ wins
Travel
5.5Fair
7.0Good✓ wins
Wildlife
4.0Fair
8.0Excellent✓ wins
Vlogging
3.0Limited
8.0Excellent✓ wins

Why pick one over the other

Reasons to choose

D780

  • Subject recognition

    Adds People, Dogs, Cats

  • Codecs

    Adds H.264/AVC

  • Dimensions (W×H×D mm)

    Adds 143.5, 115.5, 76

  • Battery life (CIPA)

    2260 shots vs 580 shots — higher is better

  • Burst (electronic)

    12 fps vs 10 fps — higher is better

Reasons to choose

Alpha 7 IV

  • AF low-light limit

    -4 EV vs -3 EV — lower is better

  • Subject recognition

    Adds Human, Animal, Bird…

  • Codecs

    Adds XAVC HS, XAVC S, XAVC S-I…

  • IBIS effectiveness

    5.5 stops vs 0 stops — higher is better

  • Dimensions (W×H×D mm)

    Adds 131.3, 96.4, 79.8

  • AF points / zones

    759 vs 273 — higher is better

  • 4K max frame rate

    60 fps vs 30 fps — higher is better

  • Internal RAW video

    Only Alpha 7 IV supports it

Both cameras share

  • AA filterBoth support aa filter
  • ISO min (native)Both 100
  • ISO max (native)Both 51,200
  • Eye AFBoth support eye af
  • Animal / bird AFBoth support animal / bird af
  • Weather sealingBoth support weather sealing

Pros & cons at a glance

Editorially curated highlights and trade-offs.

D780

Pros

  • Z6 sensor in DSLR
  • Dual card slots
  • 4K video
  • OVF + EVF hybrid

Cons

  • DSLR end of era
  • Heavy
  • Limited future lenses

Alpha 7 IV

Pros

  • 33MP — more detail for cropping and print
  • 10-bit 4K 60p (Super35 crop) / 4K 30p full-frame
  • Full-size HDMI port
  • 759 phase-detect AF points

Cons

  • 4K 60p requires Super35 crop
  • 10fps burst lags behind R6 II at 40fps
  • Complex menu system

Decided which one is right for you?

Compare live prices for the D780 and Alpha 7 IV at major authorized retailers.

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Full specifications

= category winner

D780
Alpha 7 IV
Resolution
24.5 MP
33 MP+35%
Sensor type
Full Frame BSI-CMOS
Full Frame Exmor R CMOS
Sensor size
35.9 × 23.9 mm
35.9 × 23.9 mm
AA filter
Yes
Yes
D780
Alpha 7 IV
Processor
EXPEED 6
BIONZ XR
D780
Alpha 7 IV
ISO min (native)
100
100
ISO max (native)
51,200
51,200
ISO max (expanded)
204,800
204,800
D780
Alpha 7 IV
Shutter type
Mechanical focal-plane + electronic live view
Mechanical + Electronic
Max mechanical speed
1/8000 sec
1/8000 sec
Max electronic speed
1/8000 sec
1/8000 sec

Frequently asked

Quick answers generated from verified specs.

Which is better for vlogging, D780 or Alpha 7 IV?

Alpha 7 IV scores 8.0/10 versus 3.0/10 for D780 — Fully articulating screen — see yourself while filming.

What's the resolution difference between the D780 and Alpha 7 IV?

D780 is 24.5 MP and Alpha 7 IV is 33 MP, so the Alpha 7 IV captures more detail for cropping and large prints.

Do the D780 and Alpha 7 IV have in-body image stabilization?

D780 does not have IBIS, while Alpha 7 IV has 5.5-stop in-body image stabilization.

Which shoots faster bursts — the D780 or the Alpha 7 IV?

D780 reaches 12 fps electronic. Alpha 7 IV reaches 10 fps electronic.

What's the weight difference between the D780 and Alpha 7 IV?

D780 weighs 755 g and Alpha 7 IV weighs 658 g, so the Alpha 7 IV is 97 g lighter.

Do the D780 and Alpha 7 IV record 4K video?

D780: 4K up to 30p. Alpha 7 IV: 4K up to 60p.

Are the D780 and Alpha 7 IV weather sealed?

D780: Yes. Alpha 7 IV: Yes.

Which has better battery life?

Rated battery life is 2,260 shots (CIPA) for the D780 and 580 shots for the Alpha 7 IV, giving the D780 the edge.

How much does each cost?

D780 launched at $2,299 and Alpha 7 IV at $2,499. The D780 is $200 less.

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

Add any camera to get a three-way D780 vs Alpha 7 IV vs X comparison.

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

Product images courtesy of Nikon and Sony press materials.