Canon EF-S 24mm F2.8 STM vs Rokinon 24mm f1.4 Aspherical

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Canon 24mm F2.8 STM

Wideangle Prime | Canon EF-S

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Rokinon 24mm f1.4

Wideangle Prime | Canon EF

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Canon 24mm F2.8 STM vs Rokinon 24mm f1.4 Comparison Overview

In this review, we will be comparing the Canon 24mm F2.8 STM for the EF-S Mount and the Rokinon 24mm f1.4 for the EF Mount, two Wideangle Prime lenses from Canon and Rokinon. Both lenses have the same focal range of 24mm but different max apertures: Canon 24mm F2.8 STM has a max aperture of F2.8 while the Rokinon 24mm f1.4 has a max aperture of F1.4. Another major difference between these two lenses is that the Canon 24mm F2.8 STM has a max format size coverage of APS-C / DX, but on the other hand, the Rokinon 24mm f1.4 has a max coverage of 35mm FF.

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.

Canon 24mm F2.8 STM Key Specs

24mm Focal Range

F2.8 Max Aperture

Filter Thread: 52mm

Max Format: APS-C / DX

Canon EF-S Mount

Weight: 125g.

Diameter: 68mm

Length: 23mm

Min Focus Distance: 0.16m

Max Magnification: 0.27x

Rokinon 24mm f1.4 Key Specs

24mm Focal Range

F1.4 Max Aperture

Filter Thread: 77mm

Max Format: 35mm FF

Canon EF Mount

Weight: 580g.

Diameter: 83mm

Length: mm

Min Focus Distance: 0.25m

What type of photography are the Canon 24mm F2.8 STM and Rokinon 24mm f1.4 lenses good for?

The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon 24mm F2.8 STM and the Rokinon 24mm f1.4 for their suitability to various photography scenarios:

Photography Type	Canon 24mm F2.8 STM	Rokinon 24mm f1.4
Bird/Wildlife	Fair	Poor
Sports	Fair	Poor
Portrait	Very Good	Fair
Travel	Average	Average
Street	Good	Excellent
Wedding	Very Good	Fair
Walk Around	Average	Average
Vlogging	Average	Very Good
Landscape	Average	Good

Size and Weight Comparison

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. Canon 24mm F2.8 STM weighs 125g, which means it is 455g (78%) lighter than the Rokinon 24mm f1.4 which has a weight of 580g.

Lens Mounts

The Canon 24mm F2.8 STM has the Canon EF-S lens mount whereas the Rokinon 24mm f1.4 has the Canon EF lens mount. Some of the latest released cameras that are compatible with these mounts are Canon T8i, Canon 90D and Canon SL3 for the Canon EF-S Mount and Canon 1D X III, Canon 6D MII and Canon 5D MIV for the Canon EF Mount.

Rokinon 24mm f1.4 is also available in Nikon F (FX) , Four Thirds, Pentax KAF, Sony Alpha and Samsung NX mounts.

Focal Range

Both lenses have the same focal range of 24mm but while Canon 24mm F2.8 STM has the fastest aperture of F2.8, the Rokinon 24mm f1.4's widest aperture value is F1.4.

Reasons to choose Canon EF-S 24mm F2.8 STM over Rokinon 24mm f1.4 Aspherical

Diaphgragm Blades	7 vs	Potentially more rounded and smooth bokeh
Autofocus	Yes vs No	Easier, faster and more accurate focusing
Weight	125g vs 580g	455g lighter
Diameter	68mm vs 83mm	15mm smaller in diameter
Filter Thread	52mm vs 77mm	Smaller filters are cheaper and easier to find
Minimum Focus Distance	0.16m vs 0.25m	can focus closer to the subject
Max Magnification	0.27x vs x	higher magnification better for close-up shots

Reasons to choose Rokinon 24mm f1.4 Aspherical over Canon EF-S 24mm F2.8 STM

Max Aperture - Wide	1.4 vs 2.8	Wider aperture at wide end
Max Aperture - Tele	1.4 vs 2.8	Wider aperture at tele end
Distance Scale	Yes vs No	Distance Scale to assist focusing
Depth-of-Field Scale	Yes vs No	Depth of Field scale to assist focusing
Aperture Ring	Yes vs No	able to adjust the aperture on the lens
Max Sensor Coverage	35mm FF vs APS-C / DX	covers larger sensors
Length	mm vs 23mm	23mm shorter

Common Strengths of Canon EF-S 24mm F2.8 STM and Rokinon 24mm f1.4 Aspherical

Autofocus	Yes vs Yes	Easier, faster and more accurate focusing

Common Weaknesses of Canon EF-S 24mm F2.8 STM and Rokinon 24mm f1.4 Aspherical

Image Stabilization	No vs No	Reliant on in-body Image Stabilization
Weather Sealing	No vs No	not safe under rain and dust

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Canon 24mm F2.8 STM vs Rokinon 24mm f1.4 Specs Table

Detailed comparison of specifications

General
Brand	Canon	Rokinon
Lens Type	Prime	Prime
Price	CHECK PRICE	CHECK PRICE
Lens Type	Wideangle Prime	Wideangle Prime
Lens Mount	Canon EF-S	Canon EF
Max Format	APS-C / DX	35mm FF
Focal Range	24mm	24mm
Image Stabilization	No	No
Colour	Black	Black
Zoom Method	No Zoom	No Zoom
Power Zoom	No	No
Zoom Lock	No	No
Zoom Ratio	1.0X	1.0X
Aperture
Max Aperture	F2.8	F1.4
Min Aperture	F22.0	F22.0
Aperture Ring	No	Yes
Diaphragm Blades	7	-
Optics
Optical Elements	6	13
Optical Groups	5	12
Focusing
Min Focus Distance	0.16m	0.25m
Max Magnification	0.27X	-
Autofocus	Yes	No
AF Motor Type	Stepper motor	None
Full Time Manual	Yes	N/A
Focus Method	Internal	-
Distance Scale	No	Yes
DoF Scale	No	Yes
Distance Scale	No	Yes
Focus Distance Limiter	No	No
Physical Specs
Weight	125g	580g
Diameter	68mm	83mm
Length	23mm	-
Weather Sealing	No	No
Filter Thread	52mm	77mm
Hood Supplied	No	-
Hood Code	ES-52	-
Tripod Collar	No	No
Optional Accessories	Lens pouch (LP811)	-
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