vs

differences

Reasons to consider the Leica 21mm Elmar-M

Has a silent focus motor Generic motor vs None
Help
Focuses quickly and silently
Auto focus Yes vs No
Help
Wider aperture f/3.4 vs f/3.8
Help
At its widest, the 21mm Elmar-M captures marginally more light, 0.3 f-stops
Leica 21mm Elmar-M Learn more about
the Leica 21mm Elmar-M

Reasons to consider the Leica 18mm f/3.8 Elmar-M

LensHero is not aware of any important advantages of the Leica 18mm f/3.8 Elmar-M vs the Leica 21mm Elmar-M.
Leica 18mm f/3.8 Elmar-M Learn more about
the Leica 18mm f/3.8 Elmar-M

similarities

Compared to lenses

Common Strengths Common Weaknesses
Prime lens Fixed focal length prime lenses Help
Typically very sharp
Lowest price Very expensive Help
21mm Elmar-M:$2,930.59
18mm f/3.8 Elmar-M:$2,999.00
Max focal length Poor telephoto Help
21mm Elmar-M:21 mm
18mm f/3.8 Elmar-M:18 mm
Zoom range Poor zoom Help
1x

Compared to wide angle lenses

Common Strengths Common Weaknesses

LensHero is not aware of any interesting strengths shared by these two products.

Image stabilization No image stabilization Help
Risk of blur

competitors

Shared Competitors

Advantages

Disadvantages

Zeiss 21mm f/2.8 ZM Leica-m

Zeiss 21mm f/2.8 ZM Leica-m

Wide angle lens

$1,420 - $1,428

Lowest price Is slightly less expensive
Aperture Has a wider aperture
Zeiss Distagon 18mm f/4 T* ZM Leica-m

Zeiss Distagon 18mm f/4 T* ZM Leica-m

Wide angle lens

$1,428

Lowest price Is slightly less expensive
Wide maximum Has a higher max f/stop
Aperture Has a narrower aperture
Length Is longer
Sony 24mm f/1.8 E-Mount Carl Zeiss Sonnar

Sony 24mm f/1.8 E-Mount Carl Zeiss Sonnar

Low light lens

$1,098

Lowest price Is slightly less expensive
Aperture Has a wider aperture
Leica Elmarit 28mm f/2.8 M

Leica Elmarit 28mm f/2.8 M

Wide angle lens

$2,250

Aperture Has a wider aperture
Wide maximum Has a higher max f/stop
Leica Tri-Elmar-Mf/16-18-21mm f/4

Leica Tri-Elmar-Mf/16-18-21mm f/4

Wide angle lens

$5,450

Wide maximum Has a higher max f/stop
Diameter Has a small diameter
Lowest price Is slightly more expensive
Aperture Has a narrower aperture
Olympus M.Zuiko  17mm f/2.8

Olympus M.Zuiko 17mm f/2.8

Lens

$174 - $249

Lowest price Is slightly less expensive
Aperture Has a wider aperture
Rokinon 24mm f/1.4 ED AS UMC Pentax-k

Rokinon 24mm f/1.4 ED AS UMC Pentax-k

Low light lens

Aperture Has a wider aperture

Leica 21mm Elmar-M Competitors

Advantages

Disadvantages

Olympus M.Zuiko  ED 75mm f/1.8

Olympus M.Zuiko ED 75mm f/1.8

Sports lens

$899

Aperture Significantly wider aperture
Lowest price Cheaper
Min focal length Worse wide angle
Panasonic Summilux Leica DG 25mm f/1.4

Panasonic Summilux Leica DG 25mm f/1.4

Low light lens

$598 - $629

Aperture Significantly wider aperture
Lowest price Cheaper

Leica 18mm f/3.8 Elmar-M Competitors

Advantages

Disadvantages

Zeiss 21mm f/4.5 C Biogon T* ZM Leica-m

Zeiss 21mm f/4.5 C Biogon T* ZM Leica-m

Wide angle lens

$1,199

Wide maximum Significantly narrower aperture
Length Significantly shorter
Aperture Narrower aperture
Leica Summilux 21mm f/1.4

Leica Summilux 21mm f/1.4

Low light lens

$7,650

Aperture Much wider aperture
Lowest price Significantly more expensive
Diameter Significantly larger diameter

discussion Which do you think is better?

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