Cameraegg Compare logoCameraegg

Canon

RF 100mm F2.8L Macro IS USM

Canon RF Mount

Canon's first RF macro with 1.4x magnification and spherical aberration control for stunning close-up detail.

$1,399

Launch price

Released Apr 2021

vs

Sigma

105mm F2.8 DG DN Macro Art

Sony E Mount

105mm F2.8 DG DN Macro Art — 105mm f/2.8 for Sony E, a popular choice in the sigma lineup.

$799

Launch price

Released Jun 2021

105mm F2.8 DG DN Macro Art is 2 months newer.

Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.

Wins

4categories

RF 100mm F2.8L Macro IS USM

Macro & Close-upSports & Action

Wins

2categories

105mm F2.8 DG DN Macro Art

PortraitMacro & Close-up

2 categories tied

TL;DR — Key differences

RF 100mm F2.8L Macro IS USM wins 4 categories·105mm F2.8 DG DN Macro Art wins 1 categories
  • ARF 100mm F2.8L Macro IS USM has higher OIS effectiveness (5 stops vs 0 stops)
  • ARF 100mm F2.8L Macro IS USM has higher Max magnification (1.4 × vs 1 ×)
  • ARF 100mm F2.8L Macro IS USM has lower Min focus distance (26 cm vs 28 cm)
  • B105mm F2.8 DG DN Macro Art has lower Weight (715 g vs 730 g)
  • ARF 100mm F2.8L Macro IS USM has lower Length (148 mm vs 150 mm)

Key specs at a glance

RF 100mm F2.8L Macro IS USM105mm F2.8 DG DN Macro Art
Focal Length100 mm105 mm
Max Aperturef/2.8f/2.8
MountCanon RFSony E
CoverageFull FrameFull Frame
Stabilization5 stopsNo
Weight730 g715 g
Min Focus26 cm28 cm
Filter Size67 mm77 mm

Use-case scoring

Which one for what?

Algorithmic scores from verified specs · 10 = best in class

Use caseRF 100mm F2.8L Macro IS USM105mm F2.8 DG DN Macro Art
Portrait
4.5Fair
7.5Good
Sports & Action
7.5Good
6.5Good
Video & Hybrid
7.0Good
2.0Limited
Landscape
3.0Limited
3.0Limited
Travel
2.0Limited
2.0Limited
Wildlife
5.5Fair
3.0Limited
Macro & Close-up
9.0Excellent
7.5Good

Why pick one over the other

Reasons to choose the RF 100mm F2.8L Macro IS USM

  • Special elements

    Adds 1 UD

  • OIS effectiveness

    5 stops vs 0 stops — higher is better

  • Optical stabilization

    Only RF 100mm F2.8L Macro IS USM supports it

  • Control ring

    Only RF 100mm F2.8L Macro IS USM supports it

  • Max magnification

    1.4 × vs 1 × — higher is better

  • Min focus distance

    26 cm vs 28 cm — lower is better

  • Length

    148 mm vs 150 mm — lower is better

Reasons to choose the 105mm F2.8 DG DN Macro Art

  • Special elements

    Adds Aspherical

  • Weight

    715 g vs 730 g — lower is better

  • Diameter

    81 mm vs 82 mm — lower is better

Shared specifications

Max aperture (Wide)

Both f/2.8

Max aperture (Tele)

Both f/2.8

Internal focus

Both support internal focus

Weather sealing

Both support weather sealing

Pros & cons at a glance

Editorially curated highlights and trade-offs.

RF 100mm F2.8L Macro IS USM

Pros

  • 1.4x maximum magnification (industry-leading for macro)
  • Spherical Aberration Control for adjustable bokeh
  • 5-stop Hybrid IS for handheld macro
  • Doubles as a sharp 100mm portrait lens

Cons

  • Complex SA control ring adds learning curve
  • Heavy for macro work (730g)
  • Premium macro pricing

105mm F2.8 DG DN Macro Art

Pros

  • Solid optical performance for the price tier
  • Native Sony E mount compatibility

Cons

  • Third-party or older alternatives may offer better value

Decided which one is right for you?

Compare live prices for the RF 100mm F2.8L Macro IS USM and 105mm F2.8 DG DN Macro Art at major authorized retailers.

Canon RF 100mm F2.8L Macro IS USM

Sigma 105mm F2.8 DG DN Macro Art

Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.

Full specifications

= category winner

RF 100mm F2.8L Macro IS USM
105mm F2.8 DG DN Macro Art
Focal length (Min)
100 mm
105 mm
Focal length (Max)
100 mm
105 mm
Max aperture (Wide)
f/2.8
f/2.8
Max aperture (Tele)
f/2.8
f/2.8
Elements
17
14
Groups
12
11
Special elements
1 UD
Aspherical
RF 100mm F2.8L Macro IS USM
105mm F2.8 DG DN Macro Art
Min focus distance
26 cm−2 cm less
28 cm
Max magnification
1.4 ×+40%
1 ×
Autofocus motor
Nano USM
Linear / Stepping Motor
Internal focus
Yes
Yes
RF 100mm F2.8L Macro IS USM
105mm F2.8 DG DN Macro Art
Optical stabilization
Yes
No
OIS effectiveness
5 stops
0 stops
RF 100mm F2.8L Macro IS USM
105mm F2.8 DG DN Macro Art
Weight
730 g
715 g−15 g less
Length
148 mm−2 mm less
150 mm
Diameter
82 mm
81 mm−1 mm less
Filter thread size
67 mm
77 mm
Weather sealing
Yes
Yes
Diaphragm blades
9
9
RF 100mm F2.8L Macro IS USM
105mm F2.8 DG DN Macro Art
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.