OM System
M.Zuiko Digital ED 100-400mm F5.0-6.3 IS
Micro Four Thirds Mount
M.Zuiko Digital ED 100-400mm F5.0-6.3 IS — 100–400mm f/5-6.3 for Micro Four Thirds, a popular choice in the om-system lineup.
$1,499
Launch priceReleased Sep 2020
OM System
M.Zuiko Digital ED 90mm F3.5 Macro IS PRO
Micro Four Thirds Mount
World-first 2:1 macro telephoto with 5-axis Sync IS and IP53 weather sealing.
$1,499
Launch priceReleased Feb 2023
M.Zuiko Digital ED 90mm F3.5 Macro IS PRO is 2.4 years newer.
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Wins
M.Zuiko Digital ED 100-400mm F5.0-6.3 IS
Wins
M.Zuiko Digital ED 90mm F3.5 Macro IS PRO
Which would you choose?
TL;DR — Key differences
- BM.Zuiko Digital ED 90mm F3.5 Macro IS PRO has higher Max magnification (2 × vs 0.29 ×)
- BM.Zuiko Digital ED 90mm F3.5 Macro IS PRO has lower Min focus distance (22.4 cm vs 130 cm)
- BM.Zuiko Digital ED 90mm F3.5 Macro IS PRO has lower Weight (453 g vs 1120 g)
- BM.Zuiko Digital ED 90mm F3.5 Macro IS PRO has higher OIS effectiveness (7 stops vs 3 stops)
- BM.Zuiko Digital ED 90mm F3.5 Macro IS PRO has lower Max aperture (Tele) (f/3.5 vs f/6.3)
Key specs at a glance
Size and weight, to scale
📸 Snap this lens size diff to shareM.Zuiko Digital ED 100-400mm F5.0-6.3 IS
⌀86 × 206 mm
1120 g (2.47 lb / 39.51 oz)
Credit card
85.6 × 54 mm
for scale
M.Zuiko Digital ED 90mm F3.5 Macro IS PRO
⌀69 × 136 mm
453 g (1.00 lb / 15.98 oz)
M.Zuiko Digital ED 100-400mm F5.0-6.3 IS is 70mm longer and 17mm wider than M.Zuiko Digital ED 90mm F3.5 Macro IS PRO.
M.Zuiko Digital ED 100-400mm F5.0-6.3 IS is 667 g heavier than M.Zuiko Digital ED 90mm F3.5 Macro IS PRO.
Diameter (⌀) is the maximum barrel width; length is measured from the mount to the front of the lens.
Use-case scoring
Which one for what?
Algorithmic scores from verified specs · 10 = best in class
Why pick one over the other
Reasons to choose the M.Zuiko Digital ED 100-400mm F5.0-6.3 IS
- ✓
Special elements
Adds 4 ED, 2 Super HR, 2 HR
Reasons to choose the M.Zuiko Digital ED 90mm F3.5 Macro IS PRO
- ✓
Special elements
Adds 2 Super ED, 2 ED, 1 Aspherical
- ✓
Max magnification
2 × vs 0.29 × — higher is better
- ✓
Min focus distance
22.4 cm vs 130 cm — lower is better
- ✓
Weight
453 g vs 1120 g — lower is better
- ✓
OIS effectiveness
7 stops vs 3 stops — higher is better
- ✓
Max aperture (Tele)
f/3.5 vs f/6.3 — lower is better
- ✓
Length
136 mm vs 205.7 mm — lower is better
- ✓
Max aperture (Wide)
f/3.5 vs f/5 — lower is better
Shared specifications
Internal focus
Both support internal focus
Optical stabilization
Both support optical stabilization
Weather sealing
Both support weather sealing
Control ring
Both support control ring
Custom function button
Both support custom function button
Pros & cons at a glance
Editorially curated highlights and trade-offs.
M.Zuiko Digital ED 100-400mm F5.0-6.3 IS
Pros
- ✓Versatile zoom range covers multiple focal lengths in one lens
- ✓Built-in optical image stabilization
- ✓Weather-sealed construction for outdoor shooting
Cons
- –Relatively heavy for extended handheld use
- –Slower maximum aperture limits low-light performance
M.Zuiko Digital ED 90mm F3.5 Macro IS PRO
Pros
- ✓Built-in optical image stabilization
- ✓Weather-sealed construction for outdoor shooting
- ✓Native Micro Four Thirds mount compatibility
Cons
- –Third-party or older alternatives may offer better value
Decided which one is right for you?
Compare live prices for the M.Zuiko Digital ED 100-400mm F5.0-6.3 IS and M.Zuiko Digital ED 90mm F3.5 Macro IS PRO at major authorized retailers.
OM System M.Zuiko Digital ED 100-400mm F5.0-6.3 IS
OM System M.Zuiko Digital ED 90mm F3.5 Macro IS PRO
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
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.