Canon RF 70-200mm f/4L IS USMvs XF 50-140mm f/2.8 R LM OIS WR

GearFrame · Updated March 2026

Canon Canon RF 70-200mm f/4L IS USM (2020) Starting from £1699 new Best for Travel, sports & wildlife View Canon RF 70-200mm f/4L IS USM

Fujifilm XF 50-140mm f/2.8 R LM OIS WR (2014) Starting from £1399 new Best for Sports, wildlife, weddings & events on Fujifilm View XF 50-140mm f/2.8 R LM OIS WR

GearScore™ Verdict — Which should you buy?

Travel, Sports & Wildlife — Canon RF 70-200mm f/4L IS USM (2020): The smart telephoto choice for RF shooters who want L-series quality in a remarkably compact package.

Sports, Wildlife, Weddings & Events On Fujifilm — XF 50-140mm f/2.8 R LM OIS WR (2014): The professional telephoto zoom for Fujifilm X-mount — constant f/2.8, OIS, and weather sealing at a reasonable price.

↓ Full specifications below

Who should buy what

Quick take: The xf 50-140mm f/2.8 r lm ois wr is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification	Canon RF 70-200mm f/4L IS USM (2020)	XF 50-140mm f/2.8 R LM OIS WR (2014)
Price	£1,699	£1,399
Sensor	f/4 (constant max aperture)	Fujifilm X mount (APS-C)
Video	60cm minimum focus distance	N/A — lens
Autofocus	Nano USM — fast, silent, and ideal for video tracking	Linear motor (LM) AF — fast and quiet
Stabilisation	5-stop IS (up to 7.5 stops with compatible bodies)	Optical Image Stabilisation (OIS) — 5 stops
Burst Rate	N/A	N/A
Battery Life	N/A	N/A
Weight	695g	995g
Dimensions	83.5mm diameter × 149mm length (collapsed)	83.7mm diameter × 175.8mm length
Weather Sealed	Yes	Yes
Viewfinder	N/A	N/A
Screen	N/A	N/A
Mount	Canon RF	72mm filter thread
Memory Cards	N/A	N/A
Connectivity	N/A	N/A

Suitability by genre

Genre	Canon RF 70-200mm f/4L IS USM	XF 50-140mm f/2.8 R LM OIS WR
Travel	9.0	—
Wildlife	7.0	9.0
Portrait	7.0	—
Sports	—	9.0
Wedding	—	9.0

⚡ Compare specs side by side Canon RF 70-200mm f/4L IS USM prices → XF 50-140mm f/2.8 R LM OIS WR prices →

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