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Leica Summarit-M 90mm F2.4 ASPH vs Leica Summarit-M 75mm f2.5

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Leica Summarit-M 90mm F2.4 ASPH

Telephoto Prime | Leica M

Leica Summarit-M 90mm F2.4 ASPH
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Leica Summarit-M 75mm f2.5

Telephoto Prime | Leica M

Leica Summarit-M 75mm f2.5
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BUY from B&H PHOTO

Leica Summarit-M 90mm F2.4 ASPH vs Leica Summarit-M 75mm f2.5 Comparison Overview

In this review, we will be comparing the Leica Summarit-M 90mm F2.4 ASPH for the M Mount and the Leica Summarit-M 75mm f2.5 for the M Mount, two Telephoto Prime lenses by Leica.

We will start by looking briefly at the main specs of these two lenses, and in the next section, we will start analyzing them in more detail and listing the pros and cons of each lens.

Leica Summarit-M 90mm F2.4 ASPH Key Specs

  • 90mm Focal Range
  • F2.4 Max Aperture
  • Filter Thread: 46mm
  • Max Format: 35mm FF
  • Leica M Mount
  • Weight: 360g.
  • Diameter: 55mm
  • Length: 67mm
  • Min Focus Distance: 0.9m

Leica Summarit-M 75mm f2.5 Key Specs

  • 75mm Focal Range
  • F2.5 Max Aperture
  • Filter Thread: 46mm
  • Max Format: 35mm FF
  • Leica M Mount
  • Weight: 345g.
  • Diameter: 55mm
  • Length: 61mm
  • Min Focus Distance: 0.9m
  • Max Magnification: 0.1x

What type of photography are the Leica Summarit-M 90mm F2.4 ASPH and Leica Summarit-M 75mm f2.5 lenses good for?

The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Leica Summarit-M 90mm F2.4 ASPH and the Leica Summarit-M 75mm f2.5 for their suitability to various photography scenarios:

Photography Type Leica Summarit-M 90mm F2.4 ASPH Leica Summarit-M 75mm f2.5
Bird/WildlifeAverageFair
SportsGoodFair
PortraitVery GoodVery Good
TravelFairAverage
StreetAverageAverage
WeddingGoodVery Good
Walk AroundFairAverage
VloggingFairFair
LandscapeFairAverage


Size and Weight Comparison

The size of a lens is an important deciding factor when comparing two lenses. Leica Summarit-M 90mm F2.4 ASPH is the longer of the two lenses at 67mm. The Leica Summarit-M 75mm f2.5 with a length of 61mm, is 6mm shorter. On the other hand, there is no difference between the max diameters of these lenses, both coming at 55mm.

The weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Leica Summarit-M 75mm f2.5 weighs 345g, 4% (15g) lighter than the Leica Summarit-M 90mm F2.4 ASPH's weight of 360g.


Below you can find the dimension and weight table of the Telephoto Prime Lenses in Leica M Mount for size comparison purposes.

Telephoto Prime Lenses in Leica M Mount for Size Comparison
Model Length Diameter Weight Street Price
Leica Summarit-M 75mm F2.4 ASPH Lens Leica Summarit-M 75mm F2.4 ASPH
61mm
55mm 325g Amazon B&H Photo
Leica Thambar-M 90mm F2.2 Lens Leica Thambar-M 90mm F2.2
90mm
57mm 500g Amazon B&H Photo
Leica APO-Summicron-M 90mm f2 ASPH Lens Leica APO 90mm f2 ASPH
78mm
64mm 500g Amazon B&H Photo
Voigtlander 75mm F1.8 Heliar Classic Lens Voigtlander 75mm F1.8 Heliar Classic
74mm
58mm 427g Amazon B&H Photo
Leica APO-Summicron-M 75mm f2 ASPH Lens Leica APO 75mm f2 ASPH
67mm
58mm 430g Amazon B&H Photo
Carl Zeiss Sonnar T 285 ZM Lens Carl Zeiss Sonnar T2/85 ZM
100mm
70mm 500g Amazon B&H Photo
Leica APO-Telyt-M 135mm f3.4 ASPH Lens Leica APO 135mm f3.4 ASPH
105mm
59mm 450g Amazon B&H Photo
Carl Zeiss Tele-Tessar T 485 ZM Lens Carl Zeiss Tele-Tessar 4/85 ZM
95mm
54mm 310g Amazon B&H Photo

Lens Mounts

Both the Leica Summarit-M 90mm F2.4 ASPH and the Leica Summarit-M 75mm f2.5 has the same Leica M lens mount. Some of the latest released cameras that are compatible with the Leica M lenses are Leica M11 Monochrome, Leica M11 and Leica M10.

Focal Range

Leica Summarit-M 90mm F2.4 ASPH is a prime lens with fixed focal lenght of 90mm. Leica Summarit-M 75mm f2.5 is a prime lens with fixed focal lenght of 75mm.

Reasons to choose Leica Summarit-M 90mm F2.4 ASPH over Leica Summarit-M 75mm f2.5

Focal Length - Tele 90mm vs 75mm 15mm more Tele coverage
Max Aperture - Wide 2.4 vs 2.5 Wider aperture at wide end
Max Aperture - Tele 2.4 vs 2.5 Wider aperture at tele end
Diaphragm Blades 11 vs Potentially more rounded and smooth bokeh

Reasons to choose Leica Summarit-M 75mm f2.5 over Leica Summarit-M 90mm F2.4 ASPH

Focal Length - Wide 75mm vs 90mm 15mm Wider coverage
Weight 345g vs 360g 15g lighter
Length 61mm vs 67mm 6mm shorter
Max Magnification 0.1x vs x higher magnification better for close-up shots

Common Strengths of Leica Summarit-M 90mm F2.4 ASPH and Leica Summarit-M 75mm f2.5
Aperture Ring Yes vs Yes able to adjust the aperture on the lens
Common Weaknesses of Leica Summarit-M 90mm F2.4 ASPH and Leica Summarit-M 75mm f2.5
Image Stabilization No vs No Reliant on in-body Image Stabilization
Autofocus No vs No Slow and less accurate focusing
Weather Sealing No vs No not safe under rain and dust




**This post contains affiliate links, and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate, I earn from qualifying purchases.

Leica Summarit-M 90mm F2.4 ASPH vs Leica Summarit-M 75mm f2.5 Specs Table

Detailed comparison of specifications
General
Brand Leica Leica
Lens Type Prime Prime
Price CHECK PRICE CHECK PRICE
Lens Type Telephoto Prime Telephoto Prime
Lens Mount Leica M Leica M
Max Format 35mm FF 35mm FF
Focal Range 90mm 75mm
Image Stabilization No No
Colour Black and silver -
Zoom Method No Zoom No Zoom
Power Zoom No No
Zoom Lock No No
Zoom Ratio 1.0X 1.0X
Aperture
Max Aperture F2.4 F2.5
Min Aperture F16.0 F16.0
Aperture Ring Yes Yes
Diaphragm Blades 11 -
Optics
Optical Elements 5 6
Optical Groups 4 4
Focusing
Min Focus Distance 0.9m 0.9m
Max Magnification - 0.1X
Autofocus No No
AF Motor Type None None
Full Time Manual N/A N/A
Focus Method - -
Distance Scale - Yes
DoF Scale - Yes
Distance Scale - Yes
Focus Distance Limiter No No
Physical Specs
Weight 360g 345g
Diameter 55mm 55mm
Length 67mm 61mm
Materials Anodized metal barrel, metal mount
Weather Sealing No No
Filter Thread 46mm 46mm
Hood Supplied Yes No
Tripod Collar No No
Optional Accessories - Matched lens hood
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