EF-S 10-18mm f/4.5-5.6 IS STMvs 18-35mm f/1.8 DC HSM Art

GearFrame · Updated March 2026

Canon EF-S 10-18mm f/4.5-5.6 IS STM Canon EF-S 10-18mm f/4.5-5.6 IS STM (2014) Starting from £239 new Best for Landscape, architecture & interiors View EF-S 10-18mm f/4.5-5.6 IS STM
VS
Sigma 18-35mm f/1.8 DC HSM Art Sigma 18-35mm f/1.8 DC HSM Art (2013) Starting from £499 new Best for Low light, portrait & events photography View 18-35mm f/1.8 DC HSM Art

GearScore™ Verdict — Which should you buy?

Landscape, Architecture & Interiors — EF-S 10-18mm f/4.5-5.6 IS STM (2014): The most accessible ultra-wide for Canon APS-C DSLRs — lightweight, IS-equipped, and very affordable for the coverage it provides.

Low Light, Portrait & Events Photography — 18-35mm f/1.8 DC HSM Art (2013): The world's only constant f/1.8 zoom — an extraordinary APS-C lens that renders like a prime at every focal length.

↓ Full specifications below

Who should buy what

Quick take: The ef-s 10-18mm f/4.5-5.6 is stm is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification EF-S 10-18mm f/4.5-5.6 IS STM (2014)18-35mm f/1.8 DC HSM Art (2013)
Price £239 £499
Sensor f/4.5-5.6 (variable max aperture) f/1.8 (constant max aperture)
Video 22cm minimum focus distance 28cm minimum focus distance
Autofocus STM stepping motor — smooth and near-silent for video HSM (Hyper Sonic Motor) — fast and near-silent with full-time manual override
Stabilisation 4-stop IS None (relies on body IS if available)
Burst Rate N/A N/A
Battery Life N/A N/A
Weight 240g 810g
Dimensions 74.6mm diameter × 72mm length 78mm diameter × 121mm length
Weather Sealed No No
Viewfinder N/A N/A
Screen N/A N/A
Mount Canon EF / EF-S Canon EF / EF-S
Memory Cards N/A N/A
Connectivity N/A N/A

Suitability by genre

Genre EF-S 10-18mm f/4.5-5.6 IS STM18-35mm f/1.8 DC HSM Art
Landscape
9.0
—
Architecture
9.0
—
Travel
7.0
—
Portrait —
9.0
Wedding & Events —
9.0
Street —
7.0
⚡ Compare specs side by side EF-S 10-18mm f/4.5-5.6 IS STM prices → 18-35mm f/1.8 DC HSM Art prices →

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