Upgrade Guide

Fujifilm X100S→Fujifilm GFX 100S

Is it worth upgrading? Spec analysis, key improvements, and our verdict.

You own

Fujifilm

X100S

£250

2013

→

Upgrade to

Fujifilm

GFX 100S

£3999 (+£3,749)

2021

✅

Worthwhile

Clear improvements over the X100S. Whether it justifies the cost depends on which upgrades matter most to your shooting.

What's new in the GFX 100S

Suitability by genre

Full spec comparison

Spec	X100S	GFX 100S
Price	£250	£3,999
Released	2013	2021	↑
Sensor	16.3MP APS-C X-Trans CMOS II	102MP Medium Format BSI CMOS (43.8 × 32.9mm)
Resolution	16MP	102MP	↑
Video	1080p/60p	4K/30p, FHD/120p
Autofocus	Hybrid AF with sensor-embedded phase-detect + contrast-detect	Phase-detect hybrid AF, face/eye detection
Stabilisation	—	IBIS — up to 6 stops
Burst Rate	6fps	5fps	↓
Battery Life	~330 shots (CIPA)	~460 shots (CIPA)	↑
Weight	445g (with battery and card)	900g (with battery and card)	↓
Weather Sealed	No	Yes	↑
Viewfinder	Hybrid optical/electronic viewfinder	EVF, 5.76M dots, 0.77× magnification
Screen	2.8" fixed LCD, 460k dots	3.0" 3-direction tilting touchscreen
Mount	Fixed Fujinon 23mm f/2 (35mm equivalent)	Fujifilm GFX (G-mount)
Memory Cards	Single SD UHS-I slot	Single CFexpress Type B / SD UHS-II combo slot

Compare side-by-side

See X100S and GFX 100S next to each other with our interactive comparison tool.

Get a personalised upgrade score

Tell us what you shoot and we'll score the GFX 100S against your specific genres — not just specs.

Other upgrades from the X100S

Related buying guides

Camera family history