Compare lenses

Canon EF-S 18-200mm f/3.5-5.6 IS vs Tamron 18-400mm f/3.5-6.3 Di II VC HLD

The Canon EF-S 18-200mm f/3.5-5.6 IS and the Tamron 18-400mm f/3.5-6.3 Di II VC HLD side by side, computed from this guide's catalogue.

Which to pick

Pick the Tamron 18-400mm f/3.5-6.3 Di II VC HLD if you want more reach (to 600mm equivalent) and a fit on more cameras (31 against 14 in this guide). On these specs the Canon EF-S 18-200mm f/3.5-5.6 IS has no clear advantage: choose it if the price, the handling or a lens you own decides it.

Still torn? Ask the guide about the Canon EF-S 18-200mm f/3.5-5.6 IS and the Tamron 18-400mm f/3.5-6.3 Di II VC HLD

Specs side by side

Rows that differ are in full colour; the better value is marked where one is better by any measure.
Spec	Canon EF-S 18-200mm f/3.5-5.6 IS	Tamron 18-400mm f/3.5-6.3 Di II VC HLD
Maker	Canon	Tamron
Focal length	18-200mm (zoom)	18-400mm (zoom)
Full-frame equivalent	27-300mm on APS-C	27-600mm on APS-C
Maximum aperture	f/3.5-5.6	f/3.5-6.3
Made for	APS-C	APS-C
Mounts	Canon EF	Canon EF, Nikon F
Stabilised	yes	yes
Autofocus	yes	yes
Zoom range	11.1×	22.2×more range
Cameras it fits	14 in this guide	31 in this guidefits more cameras

Focal range, in full-frame terms

Canon EF-S 18-200mm f/3.5-5.6 IS: 18-200mm on APS-C, like 27-300mm.

Tamron 18-400mm f/3.5-6.3 Di II VC HLD: 18-400mm on APS-C, like 27-600mm.

Aperture

Canon EF-S 18-200mm f/3.5-5.6 IS: f/3.5 wide open.

Tamron 18-400mm f/3.5-6.3 Di II VC HLD: f/3.5 wide open.

Each opening drawn to scale against f/1.4: a smaller f-number lets in more light and blurs the background more.

Field of view

How wide each sees, at each end, on the sensor it was made for.

Cameras they fit

14 cameras in this guide take both, so either works on the same body. In all, the Canon EF-S 18-200mm f/3.5-5.6 IS fits 14 and the Tamron 18-400mm f/3.5-6.3 Di II VC HLD 31.