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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

vs

Sony

RX100 VI

1-inch pocket camera with 24–200mm zoom and real-time Eye AF — the travel zoom king.

$1,199

Launch price

Released Jun 2018

Alpha 7 IV is 3.4 years newer.

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Wins

5categories

Alpha 7 IV

PortraitWildlife

Wins

4categories

RX100 VI

VloggingSports & Action

6 categories tied

Which would you choose?

TL;DR — Key differences

Alpha 7 IV wins 4 categories·RX100 VI wins 1 categories
  • AAlpha 7 IV has higher RAW buffer depth (828 frames vs 60 frames)
  • AAlpha 7 IV has higher Max video bit rate (600 Mbps vs 150 Mbps)
  • BRX100 VI has lower Weight (301 g vs 658 g)
  • AAlpha 7 IV has higher ISO max (native) (51,200 vs 25,600)
  • AAlpha 7 IV has higher Burst (mechanical) (10 fps vs 6 fps)

Key specs at a glance

Alpha 7 IVRX100 VI
Resolution33 MP20.1 MP
SensorFull Frame13.2 × 8.8 mm
ISO max51,20025,600
Burst10 fps15 fps
4K60 fps60 fps
IBIS5.5-stop6-stop
Weight658 g301 g
Battery580 shots640 shots

Size and weight, to scale

Alpha 7 IV front view

Alpha 7 IV

131 × 96 × 80 mm

658 g (1.45 lb / 23.21 oz)

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

Credit card

85.6 × 54 mm

for scale

RX100 VI

102 × 58 × 42 mm

301 g (0.66 lb / 10.62 oz)

Alpha 7 IV is 30mm wider, 38mm taller, and 38mm thicker than RX100 VI.

Alpha 7 IV is 357 g heavier than RX100 VI.

Depth (front-to-back): 80mm Alpha 7 IV · 42mm RX100 VI

Back view, to scale

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

Alpha 7 IV back view

Alpha 7 IV

131 × 96 mm

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

Credit card

85.6 × 54 mm

RX100 VI

102 × 58 mm

Top view, to scale

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

Alpha 7 IV top view

Alpha 7 IV

131 × 80 mm

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

Credit card

85.6 × 54 mm

RX100 VI

102 × 42 mm

Sensor size, to scale

Alpha 7 IV

35.9 × 23.9 mm · Full Frame

858 mm² area

RX100 VI

13.2 × 8.8 mm · 1-inch

116 mm² area

7.4× larger sensor area = shallower depth of field and better low-light performance.

Lens ecosystem

Native lens selection

Alpha 7 IV

✓ more lenses

Sony E

350+

native lenses available

80 first-party270 third-party

RX100 VI: mount data unavailable

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 caseAlpha 7 IVRX100 VI
Portrait
9.0Excellent✓ wins
4.0Fair
Sports & Action
6.5Good
7.0Good✓ wins
Video & Hybrid
7.5Good✓ wins
6.0Good
Landscape
7.5Good✓ wins
2.0Limited
Travel
7.0Good✓ wins
6.5Good
Wildlife
8.0Excellent✓ wins
6.5Good
Vlogging
8.0Excellent✓ wins
7.5Good

Why pick one over the other

Reasons to choose

Alpha 7 IV

  • Dimensions (W×H×D mm)

    Adds 131.3, 96.4, 79.8

  • RAW buffer depth

    828 frames vs 60 frames — higher is better

  • Max video bit rate

    600 Mbps vs 150 Mbps — higher is better

  • Codecs

    Adds XAVC HS, XAVC S, XAVC S-I

  • ISO max (native)

    51,200 vs 25,600 — higher is better

  • Subject recognition

    Adds Insect, Car/Train, Airplane

  • Internal RAW video

    Only Alpha 7 IV supports it

  • Weather sealing

    Only Alpha 7 IV supports it

Reasons to choose

RX100 VI

  • Dimensions (W×H×D mm)

    Adds 101.6, 58.1, 42

  • Weight

    301 g vs 658 g — lower is better

  • Pre-Capture / Pre-Release

    Only RX100 VI supports it

  • Burst (electronic)

    15 fps vs 10 fps — higher is better

  • Subject recognition

    Adds Vehicle

  • Battery life (CIPA)

    640 shots vs 580 shots — higher is better

  • IBIS effectiveness

    6 stops vs 5.5 stops — higher is better

Both cameras share

  • AA filterBoth support aa filter
  • ISO min (native)Both 100
  • AF points / zonesBoth 759
  • AF frame coverageBoth 94 %
  • Eye AFBoth support eye af
  • Animal / bird AFBoth support animal / bird af

Pros & cons at a glance

Editorially curated highlights and trade-offs.

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

RX100 VI

Pros

  • 24–200mm pocket zoom
  • Real-time Eye AF
  • Pop-up EVF
  • 4K video

Cons

  • 1-inch sensor
  • Small controls
  • Superseded by VII

Decided which one is right for you?

Compare live prices for the Alpha 7 IV and RX100 VI 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

Alpha 7 IV
RX100 VI
Resolution
33 MP+64%
20.1 MP
Sensor type
Full Frame Exmor R CMOS
1-inch CMOS
Sensor size
35.9 × 23.9 mm
13.2 × 8.8 mm
AA filter
Yes
Yes
Alpha 7 IV
RX100 VI
Processor
BIONZ XR
BIONZ XR
Alpha 7 IV
RX100 VI
ISO min (native)
100
100
ISO max (native)
51,200+1 stop
25,600
ISO max (expanded)
204,800
102,400
Alpha 7 IV
RX100 VI
Shutter type
Mechanical + Electronic
Mechanical + Electronic
Max mechanical speed
1/8000 sec
1/8000 sec
Max electronic speed
1/8000 sec
1/16000 sec

Frequently asked

Quick answers generated from verified specs.

Which is better for landscape, Alpha 7 IV or RX100 VI?

Alpha 7 IV scores 7.5/10 versus 2.0/10 for RX100 VI — 33MP — ample resolution.

What's the resolution difference between the Alpha 7 IV and RX100 VI?

Alpha 7 IV is 33 MP and RX100 VI is 20.1 MP, so the Alpha 7 IV captures more detail for cropping and large prints.

Do the Alpha 7 IV and RX100 VI have in-body image stabilization?

Alpha 7 IV has 5.5-stop in-body image stabilization, while RX100 VI has 6-stop in-body image stabilization.

Which shoots faster bursts — the Alpha 7 IV or the RX100 VI?

Alpha 7 IV reaches 10 fps electronic. RX100 VI reaches 15 fps electronic.

What's the weight difference between the Alpha 7 IV and RX100 VI?

Alpha 7 IV weighs 658 g and RX100 VI weighs 301 g, so the RX100 VI is 357 g lighter.

Do the Alpha 7 IV and RX100 VI record 4K video?

Alpha 7 IV: 4K up to 60p. RX100 VI: 4K up to 60p.

Are the Alpha 7 IV and RX100 VI weather sealed?

Alpha 7 IV: Yes. RX100 VI: No.

Which has better battery life?

Rated battery life is 580 shots (CIPA) for the Alpha 7 IV and 640 shots for the RX100 VI, giving the RX100 VI the edge.

How much does each cost?

Alpha 7 IV launched at $2,499 and RX100 VI at $1,199. The RX100 VI is $1,300 less.

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

Add any camera to get a three-way Alpha 7 IV vs RX100 VI vs X comparison.

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

Product images courtesy of Sony press materials.