Fujifilm
X-S10
Value APS-C with IBIS and DSLR-style grip.
$999
Released Oct 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 year newer.
Wins
X-S10
Wins
Alpha 7 IV
1 categories tied
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TL;DR — Key differences
- BAlpha 7 IV has higher RAW buffer depth (828 frames vs 17 frames)
- BAlpha 7 IV has higher ISO max (native) (51,200 vs 12,800)
- AX-S10 has higher Burst (electronic) (30 fps vs 10 fps)
- BAlpha 7 IV has higher Max video bit rate (600 Mbps vs 200 Mbps)
- BAlpha 7 IV has higher 4K max frame rate (60 fps vs 30 fps)
Key specs at a glance
Size and weight, to scale
X-S10
126 × 85 × 65 mm
465 g (1.03 lb / 16.40 oz)
Alpha 7 IV
131 × 96 × 80 mm
658 g (1.45 lb / 23.21 oz)
X-S10 is 5mm narrower, 11mm shorter, and 14mm thinner than Alpha 7 IV.
X-S10 is 193 g lighter than Alpha 7 IV.
Depth (front-to-back): 65mm X-S10 · 80mm Alpha 7 IV
Sensor size, to scale
X-S10
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-S10
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-S10
AF low-light limit
-7 EV vs -4 EV — lower is better
Dimensions (W×H×D mm)
Adds 126, 85.1, 65.4
Card types
Adds SD UHS-I
Burst (electronic)
30 fps vs 10 fps — higher is better
Pre-Capture / Pre-Release
Only X-S10 supports it
Weight
465 g vs 658 g — lower is better
IBIS effectiveness
6 stops vs 5.5 stops — higher is better
AF frame coverage
100 % vs 94 % — higher 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
Card types
Adds CFexpress Type A, SD UHS-II
RAW buffer depth
828 frames vs 17 frames — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
ISO max (native)
51,200 vs 12,800 — higher is better
Max video bit rate
600 Mbps vs 200 Mbps — higher is better
AA filter
Only Alpha 7 IV supports it
Both cameras share
- ✓Eye AF — Both support eye af
- ✓In-body stabilization — Both support in-body stabilization
- ✓EVF refresh rate — Both 120 Hz
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
- ✓Bluetooth — Both support bluetooth
Pros & cons at a glance
Editorially curated highlights and trade-offs.
X-S10
Pros
- ✓IBIS at low price
- ✓Good grip
- ✓Strong video
Cons
- –Older now
- –26MP
- –Not weather sealed
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 landscape, X-S10 or Alpha 7 IV?
Alpha 7 IV scores 7.5/10 versus 2.5/10 for X-S10 — 33MP — ample resolution.
What's the resolution difference between the X-S10 and Alpha 7 IV?
X-S10 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-S10 and Alpha 7 IV have in-body image stabilization?
X-S10 has 6-stop in-body image stabilization, while alpha 7 IV has 5.5-stop in-body image stabilization.
Which shoots faster bursts — the X-S10 or the Alpha 7 IV?
X-S10 reaches 30 fps electronic. Alpha 7 IV reaches 10 fps electronic.
What's the weight difference between the X-S10 and Alpha 7 IV?
X-S10 weighs 465 g and Alpha 7 IV weighs 658 g, so the X-S10 is 193 g lighter.
Do the X-S10 and Alpha 7 IV record 4K video?
X-S10: 4K up to 30p. Alpha 7 IV: 4K up to 60p.
Are the X-S10 and Alpha 7 IV weather sealed?
X-S10: No. Alpha 7 IV: Yes.
Which has better battery life?
Rated battery life is 325 shots (CIPA) for the X-S10 and 580 shots for the Alpha 7 IV, giving the Alpha 7 IV the edge.
How much does each cost?
X-S10 launched at $999 and Alpha 7 IV at $2,499. The X-S10 is $1,500 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Fujifilm and Sony press materials.