Fujifilm
X100VI
Fixed-lens premium compact with 40MP X-Trans and classic street photography design.
$1,599
Released Feb 2024
Sony
Alpha 7 IV
33MP hybrid all-rounder with 10-bit 4K 60p and AI-powered subject tracking.
$2,499
Released Oct 2021
X100VI is 2.3 years newer.
Wins
X100VI
Wins
Alpha 7 IV
1 categories tied
TL;DR — Key differences
- BAlpha 7 IV has higher RAW buffer depth (828 frames vs 52 frames)
- BAlpha 7 IV has higher ISO max (native) (51,200 vs 12,800)
- BAlpha 7 IV has higher Max video bit rate (600 Mbps vs 200 Mbps)
- AX100VI has higher Burst (electronic) (20 fps vs 10 fps)
- BAlpha 7 IV has higher Card slots (2 vs 1)
Key specs at a glance
Size and weight, to scale
X100VI
128 × 75 × 55 mm
521 g (1.15 lb / 18.38 oz)
Alpha 7 IV
131 × 96 × 80 mm
658 g (1.45 lb / 23.21 oz)
X100VI is 3mm narrower, 22mm shorter, and 25mm thinner than Alpha 7 IV.
X100VI is 137 g lighter than Alpha 7 IV.
Depth (front-to-back): 55mm X100VI · 80mm Alpha 7 IV
Back view, to scale
Width × Height — same proportions as the front of the body.
X100VI
128 × 75 mm
Alpha 7 IV
131 × 96 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
X100VI
128 × 55 mm
Alpha 7 IV
131 × 80 mm
Sensor size, to scale
X100VI
23.5 × 15.7 mm · APS-C
369 mm² area
Alpha 7 IV
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
X100VI: mount data unavailable
Alpha 7 IV
✓ more lensesSony E
350+
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
X100VI
Dimensions (W×H×D mm)
Adds 128, 74.8, 55.3
Card types
Adds SD UHS-I
Subject recognition
Adds Automobile, Motorcycle/Bike, Train
Burst (electronic)
20 fps vs 10 fps — higher is better
Pre-Capture / Pre-Release
Only X100VI supports it
Weight
521 g vs 658 g — lower is better
Resolution
40.2 MP vs 33 MP — higher is better
IBIS effectiveness
6 stops vs 5.5 stops — higher is better
Reasons to choose
Alpha 7 IV
Dimensions (W×H×D mm)
Adds 131.3, 96.4, 79.8
Card types
Adds CFexpress Type A, SD UHS-II
RAW buffer depth
828 frames vs 52 frames — higher is better
ISO max (native)
51,200 vs 12,800 — higher is better
Max video bit rate
600 Mbps vs 200 Mbps — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I
AA filter
Only Alpha 7 IV supports it
Subject recognition
Adds Human, Insect, Car/Train
Both cameras share
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓4K max frame rate — Both 60 fps
- ✓In-body stabilization — Both support in-body stabilization
- ✓Weather sealing — Both support weather sealing
- ✓Touchscreen — Both support touchscreen
Pros & cons at a glance
Editorially curated highlights and trade-offs.
X100VI
Pros
- ✓Unique fixed 23mm lens
- ✓40MP sensor
- ✓Film simulations
- ✓Compact street camera
Cons
- –Fixed lens only
- –No interchangeable lenses
- –Premium price
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
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for video, X100VI or Alpha 7 IV?
Alpha 7 IV scores 7.5/10 versus 4.0/10 for X100VI — 4K recording.
What's the resolution difference between the X100VI and Alpha 7 IV?
X100VI is 40.2 MP and Alpha 7 IV is 33 MP, so the X100VI captures more detail for cropping and large prints.
Do the X100VI and Alpha 7 IV have in-body image stabilization?
X100VI has 6-stop in-body image stabilization, while alpha 7 IV has 5.5-stop in-body image stabilization.
Which shoots faster bursts — the X100VI or the Alpha 7 IV?
X100VI reaches 20 fps electronic. Alpha 7 IV reaches 10 fps electronic.
What's the weight difference between the X100VI and Alpha 7 IV?
X100VI weighs 521 g and Alpha 7 IV weighs 658 g, so the X100VI is 137 g lighter.
Do the X100VI and Alpha 7 IV record 4K video?
X100VI: 4K up to 60p. Alpha 7 IV: 4K up to 60p.
Are the X100VI and Alpha 7 IV weather sealed?
X100VI: Yes. Alpha 7 IV: Yes.
Which has better battery life?
Rated battery life is 310 shots (CIPA) for the X100VI and 580 shots for the Alpha 7 IV, giving the Alpha 7 IV the edge.
How much does each cost?
X100VI launched at $1,599 and Alpha 7 IV at $2,499. The X100VI is $900 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Fujifilm and Sony press materials.