Olympus M.Zuiko Digital ED 12-40mm F2.8 Pro vs Tamron 14-150mm f/3.5-5.8 Di III

Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.

Olympus

M.Zuiko Digital ED 12-40mm F2.8 Pro

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Tamron

14-150mm f/3.5-5.8 Di III

Verdict at a glance

Olympus M.Zuiko Digital ED 12-40mm F2.8 Pro is faster by 0.6 stops (f/2.8 vs f/3.5), letting in more light.
Tamron 14-150mm f/3.5-5.8 Di III is lighter by 97g.
Olympus M.Zuiko Digital ED 12-40mm F2.8 Pro goes wider (12mm vs 14mm).
Tamron 14-150mm f/3.5-5.8 Di III reaches further (150mm vs 40mm).

Specification comparison
Spec	M.Zuiko Digital ED 12-40mm F2.8 Pro	14-150mm f/3.5-5.8 Di III
Brand	Olympus	Tamron
Mount	Micro Four Thirds	Micro Four Thirds
Type	Zoom	Zoom
Focal length	12-40mm (wider)	14-150mm
Max aperture	f/2.8 (faster)	f/3.5
Weight g	382	285 (lighter)
Filter mm	62	52
Length mm	84.0	80.0
Diameter mm	70.0	64.0
Min focus m	0.2 (closer focusing)	0.5
Format	n/a	full-frame

Olympus M.Zuiko Digital ED 12-40mm F2.8 Pro

Olympus's weather-sealed 24-80mm-equivalent standard zoom for Micro Four Thirds with a constant f/2.8 aperture. It weighs about 382 g and takes 62mm filters.

Pros

Constant f/2.8
Dust, splash and freeze resistant build
Manual-focus clutch ring
Compact and light for an f/2.8 zoom

Cons

No built-in stabilization (relies on the camera)
Larger than the f/4 12-100mm alternatives

Tamron 14-150mm f/3.5-5.8 Di III

A 14-150mm f/3.5-5.8 full-frame superzoom lens, the Tamron 14-150mm f/3.5-5.8 Di III is designed for Micro Four Thirds mount bodies. The wide-to-tele range makes it a one-lens option for travel and everyday shooting.

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