Canon 100mm Macro Lenses Compared

Canon RF 100mm f/2.8L IS Macro

Canon EF 100mm f/2.8L IS Macro

Canon EF 100mm f/2.8 USM Macro

Canon EF 100mm f/2.8 Macro

 

May 2021   Better Pictures   Canon Reviews   Mirrorless   RF Lenses   EF Lenses   Flash   All Reviews

 

All 100mm f/2.8 macro lenses ever made are ultra sharp. This is because it's easy to design a sharp lens when it's fixed focal length, or a moderate aperture, or has a normal to short telephoto focal length, or it's expensive. When you put all four of these together in every macro lens ever made, they're all ultra sharp.

Macro lenses like these all add complex optics which optimize the lens' design dynamically to the focussed distance, so performance is out of the park with these and every other current 100mm f/2.8 macro lens introduced since about 1980.

Not only are all these as sharp as each other, but when you realize that diffraction is the biggest limitation to sharpness when shot at the small apertures typically used for greater depth of field in macro shooting, trying to compare these based on sharpness is a waste of time. If you compare this to another 100mm f/2.8 macro lens and one of them isn't as sharp as the others, either the soft one is broken, or you're doing something wrong.

What really matters is if you need instant manual focus override or Image Stabilization, or how precise you prefer manual focus, and what sort of camera you have.

 

Canon RF 100mm f/2.8L IS Macro

Canon EF 100mm f/2.8L IS Macro

Canon EF 100mm f/2.8 USM Macro

Canon EF 100mm f/2.8 Macro

Canon EF 100mm f/2 USM

 
Anni
2021 April ~ Today
2009 October ~ Today
2000 March ~ 2021
1990 April ~ 2000
1991 ~ 2019
Works on mirrorless
Yes
Yes**
Yes**
Yes**
Yes**
Works on DSLR & 35mm
No
Yes
Yes
Yes
Yes
Image Stabilization?
Yes
Yes
no
no
no
Instant Manual-Focus Override?
Yes
Yes
no, have to move switch
Yes
Best for

see below.

see below.

see below.

see below.

see below.

Manual Focus Ring rotation, to 1:1  

135º

Fast, not precise

 

420º

Precise

n/a
Maximum Aperture
f/2.8
f/2.8
f/2.8
f/2.8
f/2
Maximum Magnification

1.4 ×

1.0 ×
1.0 ×
1.0 ×
0.14 ×
Close Focus
0.86' / 0.26m
1' / 0.3m
1.02' / 0.31m
1.007' / 0.307m
3' / 0.9m
Working Distance*
3.62" / 92mm
5.2" / 133mm
5.82" / 148mm

4.375" / 111mm

30.8" / 782mm
Length changes as focussed?
No
No
No
Yes
No
Works with in-camera stabilization
Yes
Yes
Yes
Yes
Yes
Diaphragm
9 blades
8 blades
8 blades
8 blades
8 blades
 
Sharpness
Superb
Superb
Superb
Superb
Superb
MTF
Canon RF 100mm f/2.8 L Macro MTF
Canon EF 100mm f/2.8L IS USM Macro MTF
Canon EF 100mm f/2.8 Macro USM MTF
Canon EF 100mm f/2.8 Macro MTF
 
Outer Barrel  

Plastic

Plastic

Metal

Metal and plastic
Filter Size

67mm

58mm

52mm

Filter Threads  

Plastic

Plastic

Plastic

Metal
Diameter
3.21" / 81.5mm
3.08" / 77.7mm
3.09" / 78.6mm
2.95" / 75mm
3.0" / 75mm
Length (extension from flange)
5.83" / 148mm
4.84" / 123.0mm
4.655" / 118.25mm
4.15" / 105.3mm
2.89" / 73.5mm
Weight

25.7 oz.

730g

22.0 oz.

623g

20.6 oz.

584g

20.6 oz.

585g

14.7 oz.

417g

Price, 4/2021
Price, 5/2021

* Distance from front of lens to subject at close-focus distance.

** With EF to RF adapter.

*** If you know How to Win at eBay.

 

Discussion

 

RF 100/2.8L IS USM (2021-today)       top

Canon RF 100mm f/2.8L IS Macro

Only works on mirrorless, not DSLR & 35mm cameras.

Image Stabilization makes it a great general-purpose handheld telephoto. The SA CONTROL is nice for optimizing bokeh, while the EF 100/2.8 always has great bokeh, no control needed.

Its 1.4× magnification makes it unusually good for slide copying.

 

EF 100mm f/2.8L IS USM Macro (2009-today)       top

Canon EF 100mm f/2.8L IS Macro

Image Stabilization makes it a great general-purpose handheld telephoto, but you're paying a premium for Image Stabilization compared to the half-price EF 100/2.8 USM with equally sharp optics. "L" doesn't mean anything; it's no sharper than the older lenses.

Manual-focus isn't as precise as the oldest EF 100/2.8 for careful work.

 

EF 100mm f/2.8 USM Macro (2000-2021)       top

Canon EF 100mm f/2.8 USM Macro

For half the price of either of the two newer lenses, this is at least as good for dedicated macro shots made with studio strobes or flash, which freeze motion so you don't need Image Stabilization.

It's less good for hand-held general use because it lacks stabilization.

 

EF 100/2.8 Macro (1990-2000)       top

Canon EF 100mm f/2.8 Macro

The most precise manual focus, outstanding bokeh, the longest working distance and the lowest price with equally sharp optics make this the best lens for studio shots with strobes or flash, which freeze motion so you don't need Image Stabilization.

It's less good for hand-held general use because it lacks stabilization and because it lacks instant manual-focus override; you have to move a switch to go between auto and manual focus, but for about $225 with superb optics, you can't go wrong with this superb lens.

 

EF 100mm f/2 USM (1991-2019)       top

Canon EF 100mm f/2 USM

Not a macro lens, but great if you need its faster f/2 speed at a bargain price with superb optics and instant manual-focus override in a smaller, lighter package than any of the others.

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11 May 2021