17-40mm f1.8 DC Art - Canon RF-S (A1740DCRFS)
As of October 27, 2026, the Sigma 17-40mm f1.8 DC Art - Canon RF-S is available from 11 Canadian retailers, starting at $1,199.00 CAD, lowest at Aden Camera.
One retailer below is shown with the date we last confirmed it, and no buy link. They are not part of the retailer count above and cannot set the best price.
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| Retailer | Current Price | |
|---|---|---|
Aden CameraBEST In Stock | $1,199.00 | Buy at Aden Camera |
Camera Canada In Stock | $1,249.00 | Buy at Camera Canada |
Gosselin Photo In Stock | $1,249.00 | Buy at Gosselin Photo |
BC Camera In Stock | $1,249.95 | Buy at BC Camera |
Camtec Photo In Stock | $1,249.95 | Buy at Camtec Photo |
Ivan's Camera In Stock | $1,249.95 | Buy at Ivan's Camera |
NFLD Camera Imaging In Stock | $1,249.95 | Buy at NFLD Camera Imaging |
Sigma Canada In Stock | $1,249.95 | Buy at Sigma Canada |
The Camera Store In Stock | $1,249.95 | Buy at The Camera Store |
Excellent Photo In Stock | $1,249.99 | Buy at Excellent Photo |
McBain Camera In Stock | $1,249.99 | Buy at McBain Camera |
Don's PhotoLast confirmed Oct 4 Confirm availability with Don's Photo | $1,249.99 | Not confirmed today |
At a glance
- Compared across 11 Canadian retailers, from $1,199.00 to $1,249.99: a $50.99 spread.
- Available at 11 of the 141 Canadian retailers and brand stores we track.
- At $1,199.00, this is the lowest price in the last 30 days (90-day range $1,199.00–$1,249.99, over 10 days of tracked prices).
Prices last verified October 26, 2026.
About the Sigma A1740DCRFS
The Sigma 17-40mm f1.8 DC Art - Canon RF-S carries model number A1740DCRFS and barcode (GTIN) 00198983214726. The Sigma A1740DCRFS's mount, Canon RF, is shared by 82 of the 765 lenses we list in stock with a known mount (11%). The Sigma A1740DCRFS's lens type, Zoom, is shared by 390 of the 1,253 lenses we list in stock with a known lens type (31%).
At $1,199.00, the Sigma A1740DCRFS costs more than 801 of the 1,365 lenses we list with a price today (59%); the median is $959.00. Among the 181 Sigma lenses we list with a price today, which run from $219.99 to $34,999.95, the Sigma A1740DCRFS is the 69th highest-priced. Aden Camera has the lowest new price for the Sigma A1740DCRFS at $1,199.00, $50.00 (4%) below Camera Canada at $1,249.00.
In the past 90 days we recorded 8 new prices for the Sigma A1740DCRFS from 8 retailers, the earliest on August 2, 2026 ($1,199.00). The Sigma A1740DCRFS's lowest recorded new price was $1,199.00 at Aden Camera on August 2, 2026, and its highest $1,249.99 at Don's Photo on August 15, 2026.
Compared with the products we list in stock today. How we compare
Price History (up to 6 months)
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Great price: at its 30-day low(lowest in the last 30-day: $1,199.00 on Oct 24, 2026)
Prices have trended down recently
Key Specifications
Mount & Type
- Mount
- Canon RF
- Coverage
- Aps C
- Type
- Zoom
Focal Length & Aperture
- Focal Length
- 17–40 mm
- Max Aperture
- f/1.8
- Min Aperture
- f/16
Focus
- Autofocus
- Yes
- Min Focus Distance
- 0.28 m
- Max Magnification
- 0.208×
Construction
- Weather Sealed
- Yes
Physical
- Filter Thread
- 67 mm
Detailed Specifications
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Optics
- Lens Line
- Art
- Lens Type
- zoom
- Format Coverage
- APS-C
- Minimum Aperture
- 16.0
- Max Magnification
- 0.208
- Min Focus Distance
- 0.28 m
focus
- Autofocus
- Yes
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Professional Reviews
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