Olympus
Olympus OM-D E-M1 III · with 28-75mm kit
Micro Four Thirds · 2020
78
/ 100
From $2,499
VS
Canon
Canon 5D Mark III
full-frame DSLR · 2012
78
/ 100
From $3,499
Specdex verdict
Dead heat — it comes down to priorities.
In our weighted Specdex score, Olympus OM-D E-M1 III · with 28-75mm kit lands at 78 and Canon 5D Mark III at 78. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick Olympus OM-D E-M1 III · with 28-75mm kit if…
- ✓Mature system, great used market
- ✓Proven lens lineup
- ✓Often on sale
Pick Canon 5D Mark III if…
- ✓Mature system, great used market
- ✓Proven lens lineup
- ✓Often on sale
Olympus OM-D E-M1 III · with 28-75mm kit 78
vs 78 Canon 5D Mark III
Score breakdown
Olympus OM-D E-M1 III · with 28-75mm kit
78 photo 78
video 70
autofocus 74
ergonomics 86
Canon 5D Mark III
78 photo 78
video 70
autofocus 74
ergonomics 86
Specs side-by-side
| Spec | Olympus OM-D E-M1 III · with 28-75mm kit | Canon 5D Mark III |
|---|---|---|
| Format | Micro Four Thirds | full-frame DSLR |
| Release year | 2020 | 2012 |
Olympus OM-D E-M1 III · with 28-75mm kit
Pros
- +Mature system, great used market
- +Proven lens lineup
- +Often on sale
Cons
- −Older AF system
- −Heavier than modern mirrorless
- −Firmware updates trailed off
Canon 5D Mark III
Pros
- +Mature system, great used market
- +Proven lens lineup
- +Often on sale
Cons
- −Older AF system
- −Heavier than modern mirrorless
- −Firmware updates trailed off
FAQ: Olympus OM-D E-M1 III · with 28-75mm kit vs Canon 5D Mark III
Which is better, Olympus OM-D E-M1 III · with 28-75mm kit or Canon 5D Mark III? +
Both score 78 on our weighted rubric — tied. Your best pick depends on the sub-scores above.
Is Olympus OM-D E-M1 III · with 28-75mm kit worth the price? +
At $2,499, Olympus OM-D E-M1 III · with 28-75mm kit delivers a Specdex score of 78 — strongest in ergonomics.
Is Canon 5D Mark III worth the price? +
At $3,499, Canon 5D Mark III delivers a Specdex score of 78 — strongest in ergonomics.
Does Olympus OM-D E-M1 III · with 28-75mm kit or Canon 5D Mark III last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.