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Canon

RF 24-105mm F4L IS USM

Canon RF Mount

The ultimate walk-around RF zoom — covers wide to portrait with 5-stop IS in a single versatile package.

$1,099

Launch price

Released Oct 2018

vs

Tamron

28-75mm F2.8 Di III VXD G2

Sony E Mount

An incredibly popular third-party zoom updated with vastly improved sharpness and autofocus.

$899

Launch price

Released Aug 2021

28-75mm F2.8 Di III VXD G2 is 2.8 years newer.

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Wins

2categories

RF 24-105mm F4L IS USM

Video & HybridLandscape

Wins

6categories

28-75mm F2.8 Di III VXD G2

Sports & Action

TL;DR — Key differences

RF 24-105mm F4L IS USM wins 1 categories·28-75mm F2.8 Di III VXD G2 wins 4 categories
  • ARF 24-105mm F4L IS USM has higher OIS effectiveness (5 stops vs 0 stops)
  • B28-75mm F2.8 Di III VXD G2 has lower Min focus distance (18 cm vs 45 cm)
  • B28-75mm F2.8 Di III VXD G2 has higher Max magnification (0.37 × vs 0.24 ×)
  • B28-75mm F2.8 Di III VXD G2 has lower Max aperture (Wide) (f/2.8 vs f/4)
  • B28-75mm F2.8 Di III VXD G2 has lower Max aperture (Tele) (f/2.8 vs f/4)

Key specs at a glance

RF 24-105mm F4L IS USM28-75mm F2.8 Di III VXD G2
Focal Length24-105 mm28-75 mm
Max Aperturef/4f/2.8
MountCanon RFSony E
CoverageFull FrameFull Frame
Stabilization5 stopsNo
Weight700 g540 g
Min Focus45 cm18 cm
Filter Size77 mm67 mm

Use-case scoring

Which one for what?

Algorithmic scores from verified specs · 10 = best in class

Use caseRF 24-105mm F4L IS USM28-75mm F2.8 Di III VXD G2
Portrait
5.5Fair
4.5Fair
Sports & Action
6.5Good
6.5Good
Video & Hybrid
9.0Excellent
4.0Fair
Landscape
7.0Good
4.0Fair
Travel
6.5Good
3.5Limited
Wildlife
5.5Fair
3.0Limited
Macro & Close-up
1.5Limited
4.5Fair

Why pick one over the other

Reasons to choose the RF 24-105mm F4L IS USM

  • Special elements

    Adds 1 UD, 1 Aspherical

  • OIS effectiveness

    5 stops vs 0 stops — higher is better

  • Optical stabilization

    Only RF 24-105mm F4L IS USM supports it

  • Control ring

    Only RF 24-105mm F4L IS USM supports it

  • Length

    107 mm vs 118 mm — lower is better

Reasons to choose the 28-75mm F2.8 Di III VXD G2

  • Special elements

    Adds 2 LD, 2 GM

  • Min focus distance

    18 cm vs 45 cm — lower is better

  • Custom function button

    Only 28-75mm F2.8 Di III VXD G2 supports it

  • Max aperture (Wide)

    f/2.8 vs f/4 — lower is better

  • Max aperture (Tele)

    f/2.8 vs f/4 — lower is better

  • Weight

    540 g vs 700 g — lower is better

  • Max magnification

    0.37 × vs 0.24 × — higher is better

  • Diameter

    76 mm vs 84 mm — lower is better

Shared specifications

Internal focus

Both support internal focus

Weather sealing

Both support weather sealing

Pros & cons at a glance

Editorially curated highlights and trade-offs.

RF 24-105mm F4L IS USM

Pros

  • Extremely versatile 24-105mm range for travel and events
  • 5-stop optical image stabilization
  • Constant f/4 aperture throughout zoom
  • Nano USM delivers fast, quiet autofocus

Cons

  • f/4 maximum aperture limits low-light capability
  • Heavier than f/2.8 alternatives (700g)
  • Corner sharpness softens at 105mm wide open

28-75mm F2.8 Di III VXD G2

Pros

  • Superb value for money compared to first-party options
  • Excellent sharpness throughout the range, even at f/2.8
  • Very lightweight and compact (only 540g)
  • Fast VXD linear motor focus drive
  • Customizable lens functions via Tamron Lens Utility software

Cons

  • Starts at 28mm instead of the wider 24mm standard
  • Slightly weaker corner sharpness at 75mm wide open
  • Weather sealing is basic compared to Sony GM lenses

Decided which one is right for you?

Compare live prices for the RF 24-105mm F4L IS USM and 28-75mm F2.8 Di III VXD G2 at major authorized retailers.

Canon RF 24-105mm F4L IS USM

Tamron 28-75mm F2.8 Di III VXD G2

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Full specifications

= category winner

RF 24-105mm F4L IS USM
28-75mm F2.8 Di III VXD G2
Focal length (Min)
24 mm
28 mm
Focal length (Max)
105 mm
75 mm
Max aperture (Wide)
f/4
f/2.8+1 stop wider
Max aperture (Tele)
f/4
f/2.8+1 stop wider
Elements
18
17
Groups
14
15
Special elements
1 UD, 1 Aspherical
2 LD, 2 GM
RF 24-105mm F4L IS USM
28-75mm F2.8 Di III VXD G2
Min focus distance
45 cm
18 cm−27 cm less
Max magnification
0.24 ×
0.37 ×+54%
Autofocus motor
Nano USM
VXD Linear Motor
Internal focus
Yes
Yes
RF 24-105mm F4L IS USM
28-75mm F2.8 Di III VXD G2
Optical stabilization
Yes
No
OIS effectiveness
5 stops
0 stops
RF 24-105mm F4L IS USM
28-75mm F2.8 Di III VXD G2
Weight
700 g
540 g−160 g less
Length
107 mm−11 mm less
118 mm
Diameter
84 mm
76 mm−8 mm less
Filter thread size
77 mm
67 mm
Weather sealing
Yes
Yes
Diaphragm blades
9
9
RF 24-105mm F4L IS USM
28-75mm F2.8 Di III VXD G2
Lens mount
Canon RF
Sony E
Format coverage
Full Frame
Full Frame

Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.