Fujifilm
X-T4
Previous-gen APS-C flagship still popular for video and stills.
$1,699
Released Feb 2020
Sony
Alpha 7 IV
33MP hybrid all-rounder with 10-bit 4K 60p and AI-powered subject tracking.
$2,499
Released Oct 2021
Alpha 7 IV is 1.7 years newer.
Wins
X-T4
Wins
Alpha 7 IV
3 categories tied
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TL;DR — Key differences
- BAlpha 7 IV has higher RAW buffer depth (828 frames vs 35 frames)
- BAlpha 7 IV has higher ISO max (native) (51,200 vs 12,800)
- AX-T4 has higher Burst (electronic) (30 fps vs 10 fps)
- BAlpha 7 IV has higher AF points / zones (759 vs 425)
- BAlpha 7 IV has lower ISO min (native) (100 vs 160)
Key specs at a glance
Size and weight, to scale
X-T4
135 × 93 × 64 mm
607 g (1.34 lb / 21.41 oz)
Alpha 7 IV
131 × 96 × 80 mm
658 g (1.45 lb / 23.21 oz)
X-T4 is 4mm shorter and 16mm thinner than Alpha 7 IV but it is also 3mm wider.
X-T4 is 51 g lighter than Alpha 7 IV.
Depth (front-to-back): 64mm X-T4 · 80mm Alpha 7 IV
Sensor size, to scale
X-T4
23.5 × 15.6 mm · APS-C
367 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
X-T4
Fujifilm X
105+
native lenses available
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
X-T4
AF low-light limit
-7 EV vs -4 EV — lower is better
Dimensions (W×H×D mm)
Adds 134.6, 92.8, 63.8
Burst (electronic)
30 fps vs 10 fps — higher is better
Pre-Capture / Pre-Release
Only X-T4 supports it
Card types
Adds SDXC V90
Burst (mechanical)
15 fps vs 10 fps — higher is better
IBIS effectiveness
6.5 stops vs 5.5 stops — higher is better
Weight
607 g vs 658 g — lower is better
Reasons to choose
Alpha 7 IV
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 131.3, 96.4, 79.8
RAW buffer depth
828 frames vs 35 frames — higher is better
ISO max (native)
51,200 vs 12,800 — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I
AA filter
Only Alpha 7 IV supports it
Animal / bird AF
Only Alpha 7 IV supports it
Internal RAW video
Only Alpha 7 IV supports it
Both cameras share
- ✓Eye AF — Both support eye af
- ✓4K max frame rate — Both 60 fps
- ✓In-body stabilization — Both support in-body stabilization
- ✓Weather sealing — Both support weather sealing
- ✓Card slots — Both 2
- ✓EVF refresh rate — Both 120 Hz
Pros & cons at a glance
Editorially curated highlights and trade-offs.
X-T4
Pros
- ✓IBIS
- ✓Dual slots
- ✓Film sims
Cons
- –Superseded by X-T5
- –26MP vs 40MP new models
- –Older AF
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 portraits, X-T4 or Alpha 7 IV?
Alpha 7 IV scores 9.0/10 versus 6.5/10 for X-T4 — 33MP — ample resolution for portraits.
What's the resolution difference between the X-T4 and Alpha 7 IV?
X-T4 is 26.1 MP and Alpha 7 IV is 33 MP, so the Alpha 7 IV captures more detail for cropping and large prints.
Do the X-T4 and Alpha 7 IV have in-body image stabilization?
X-T4 has 6.5-stop in-body image stabilization, while alpha 7 IV has 5.5-stop in-body image stabilization.
Which shoots faster bursts — the X-T4 or the Alpha 7 IV?
X-T4 reaches 30 fps electronic. Alpha 7 IV reaches 10 fps electronic.
What's the weight difference between the X-T4 and Alpha 7 IV?
X-T4 weighs 607 g and Alpha 7 IV weighs 658 g, so the X-T4 is 51 g lighter.
Do the X-T4 and Alpha 7 IV record 4K video?
X-T4: 4K up to 60p. Alpha 7 IV: 4K up to 60p.
Are the X-T4 and Alpha 7 IV weather sealed?
X-T4: Yes. Alpha 7 IV: Yes.
Which has better battery life?
Rated battery life is 500 shots (CIPA) for the X-T4 and 580 shots for the Alpha 7 IV, giving the Alpha 7 IV the edge.
How much does each cost?
X-T4 launched at $1,699 and Alpha 7 IV at $2,499. The X-T4 is $800 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Fujifilm and Sony press materials.