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OM System

M.Zuiko Digital ED 300mm F4 IS PRO

Micro Four Thirds Mount

600mm-equiv. F4 super-telephoto with Sync IS (6 stops), 1270g weight, and PRO weather sealing.

$3,499

Launch price

Released Feb 2016

vs

OM System

M.Zuiko Digital ED 7-14mm F2.8 PRO II

Micro Four Thirds Mount

414g ultra-wide PRO II with improved edge sharpness and the same f/2.8 constant aperture.

$1,499

Launch price

Released Oct 2024

M.Zuiko Digital ED 7-14mm F2.8 PRO II is 8.8 years newer.

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Wins

2categories

M.Zuiko Digital ED 300mm F4 IS PRO

WildlifeSports & Action

Wins

6categories

M.Zuiko Digital ED 7-14mm F2.8 PRO II

Landscape

TL;DR — Key differences

M.Zuiko Digital ED 300mm F4 IS PRO wins 2 categories·M.Zuiko Digital ED 7-14mm F2.8 PRO II wins 3 categories
  • AM.Zuiko Digital ED 300mm F4 IS PRO has higher OIS effectiveness (4 stops vs 0 stops)
  • BM.Zuiko Digital ED 7-14mm F2.8 PRO II has lower Min focus distance (20 cm vs 140 cm)
  • BM.Zuiko Digital ED 7-14mm F2.8 PRO II has lower Weight (414 g vs 1270 g)
  • BM.Zuiko Digital ED 7-14mm F2.8 PRO II has lower Length (106 mm vs 227 mm)
  • AM.Zuiko Digital ED 300mm F4 IS PRO has higher Max magnification (0.24 × vs 0.12 ×)

Key specs at a glance

M.Zuiko Digital ED 300mm F4 IS PROM.Zuiko Digital ED 7-14mm F2.8 PRO II
Focal Length300 mm7-14 mm
Max Aperturef/4f/2.8
MountMicro Four ThirdsMicro Four Thirds
CoverageMicro Four ThirdsMicro Four Thirds
Stabilization4 stopsNo
Weight1270 g414 g
Min Focus140 cm20 cm
Filter Size77 mm

Size and weight, to scale

M.Zuiko Digital ED 300mm F4 IS PRO

93 × 227 mm

1270 g (2.80 lb / 44.80 oz)

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

for scale

M.Zuiko Digital ED 7-14mm F2.8 PRO II

78 × 106 mm

414 g (0.91 lb / 14.60 oz)

M.Zuiko Digital ED 300mm F4 IS PRO is 121mm longer and 15mm wider than M.Zuiko Digital ED 7-14mm F2.8 PRO II.

M.Zuiko Digital ED 300mm F4 IS PRO is 856 g heavier than M.Zuiko Digital ED 7-14mm F2.8 PRO II.

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

Use caseM.Zuiko Digital ED 300mm F4 IS PROM.Zuiko Digital ED 7-14mm F2.8 PRO II
Portrait
2.5Limited
3.0Limited
Sports & Action
7.0Good
4.5Fair
Video & Hybrid
6.0Good
5.0Fair
Landscape
4.0Fair
9.0Excellent
Travel
2.0Limited
5.0Fair
Wildlife
7.5Good
2.0Limited
Macro & Close-up
1.5Limited
2.5Limited

Why pick one over the other

Reasons to choose the M.Zuiko Digital ED 300mm F4 IS PRO

  • Special elements

    Adds 3 Super ED, 3 HR, 1 E-HR

  • OIS effectiveness

    4 stops vs 0 stops — higher is better

  • Optical stabilization

    Only M.Zuiko Digital ED 300mm F4 IS PRO supports it

  • Max magnification

    0.24 × vs 0.12 × — higher is better

Reasons to choose the M.Zuiko Digital ED 7-14mm F2.8 PRO II

  • Special elements

    Adds 2 Aspherical, 1 Super ED, 2 ED…

  • Min focus distance

    20 cm vs 140 cm — lower is better

  • Weight

    414 g vs 1270 g — lower is better

  • Length

    106 mm vs 227 mm — lower is better

  • Max aperture (Wide)

    f/2.8 vs f/4 — lower is better

  • Max aperture (Tele)

    f/2.8 vs f/4 — lower is better

  • Diameter

    78 mm vs 92.5 mm — lower is better

Shared specifications

Internal focus

Both support internal focus

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 300mm F4 IS PRO

Pros

  • Prime design typically delivers strong sharpness and lighter weight
  • Built-in optical image stabilization
  • Weather-sealed construction for outdoor shooting

Cons

  • Premium price point
  • Relatively heavy for extended handheld use
  • Slower maximum aperture limits low-light performance

M.Zuiko Digital ED 7-14mm F2.8 PRO II

Pros

  • Versatile zoom range covers multiple focal lengths in one lens
  • 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 300mm F4 IS PRO and M.Zuiko Digital ED 7-14mm F2.8 PRO II at major authorized retailers.

OM System M.Zuiko Digital ED 300mm F4 IS PRO

OM System M.Zuiko Digital ED 7-14mm F2.8 PRO II

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

M.Zuiko Digital ED 300mm F4 IS PRO
M.Zuiko Digital ED 7-14mm F2.8 PRO II
Focal length (Min)
300 mm
7 mm
Focal length (Max)
300 mm
14 mm
Max aperture (Wide)
f/4
f/2.8+1 stop wider
Max aperture (Tele)
f/4
f/2.8+1 stop wider
Elements
17
14
Groups
10
11
Special elements
3 Super ED, 3 HR, 1 E-HR
2 Aspherical, 1 Super ED, 2 ED, 1 HR
M.Zuiko Digital ED 300mm F4 IS PRO
M.Zuiko Digital ED 7-14mm F2.8 PRO II
Min focus distance
140 cm
20 cm−120 cm less
Max magnification
0.24 ×2× more
0.12 ×
Autofocus motor
MSC
MSC
Internal focus
Yes
Yes
M.Zuiko Digital ED 300mm F4 IS PRO
M.Zuiko Digital ED 7-14mm F2.8 PRO II
Optical stabilization
Yes
No
OIS effectiveness
4 stops
0 stops
M.Zuiko Digital ED 300mm F4 IS PRO
M.Zuiko Digital ED 7-14mm F2.8 PRO II
Weight
1270 g
414 g−856 g less
Length
227 mm
106 mm−121 mm less
Diameter
92.5 mm
78 mm−15 mm less
Filter thread size
77 mm
0 mm
Weather sealing
Yes
Yes
Diaphragm blades
9
7
M.Zuiko Digital ED 300mm F4 IS PRO
M.Zuiko Digital ED 7-14mm F2.8 PRO II
Lens mount
Micro Four Thirds
Micro Four Thirds
Format coverage
Micro Four Thirds
Micro Four Thirds

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