Upgrade Guide

Canon EOS R→Canon EOS R3

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

You own

Canon

EOS R

£400 used

2018

→

Upgrade to

Canon

EOS R3

£4,999 (+£4,599)

2021

✅

Worthwhile

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

What's new in the EOS R3

↑

Stabilisation

IBIS added — significant for handheld and video
↑

Burst rate

30fps electronic / 12fps mechanical vs 8fps continuous (5fps with AF/AE)
↑

Battery life

620 shots (CIPA) vs ~350 shots (CIPA)
↑

Generation

3 years newer (2021 vs 2018)

Unchanged or similar

Suitability by genre

Base scores — computed from verified specs for an enthusiast shooting photo and video. The Upgrade Checker adjusts them for your skill level.

Full spec comparison

Spec	EOS R	EOS R3
Price	£400 used	£4,999
Released	2018	2021	↑
Sensor	30.3MP full-frame CMOS	24.1MP full-frame BSI stacked CMOS
Resolution	30MP	24MP	↓
Video	4K/30p (1.7× crop), 1080p/60p	6K RAW, 4K/120p, 1080p/180p
Autofocus	Dual Pixel CMOS AF — 5655 AF areas, Eye AF	Dual Pixel CMOS AF II with Eye Control AF
Stabilisation	No stabilisation	8-stop IBIS
Burst Rate	8fps continuous (5fps with AF/AE)	30fps electronic / 12fps mechanical	↑
Battery Life	~350 shots (CIPA)	620 shots (CIPA)	↑
Weight	660g (body only)	1015g (body only)	↓
Weather Sealed	Yes	Yes
Viewfinder	EVF, 3.69M dots, 0.71× magnification	0.76" OLED EVF, 5.76M dots, 120fps
Screen	3.0" touchscreen, fully articulating	3.2" fully articulating touchscreen
Mount	Canon RF mount (full-frame)	Canon RF
Memory Cards	Single SD UHS-II slot	Dual CFexpress Type B

Compare side-by-side

See EOS R and EOS R3 next to each other with our interactive comparison tool.

Get a personalised upgrade score

Tell us what you shoot and we'll score the EOS R3 against your specific genres — not just specs.

Other upgrades from the EOS R

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Camera family history