Pentax
Pentax K-3 Mark III
APS-C DSLR · 2021
80
/ 100
From $1,999
VS
Canon
Canon EOS R50
APS-C · 2023
80
/ 100
From $679
Specdex verdict
Dead heat — it comes down to priorities.
In our weighted Specdex score, Pentax K-3 Mark III lands at 80 and Canon EOS R50 at 80. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick Pentax K-3 Mark III if…
- ✓Mature system, great used market
- ✓Proven lens lineup
- ✓Often on sale
Pick Canon EOS R50 if…
- ✓Current-gen AF system
- ✓Proven lens ecosystem
- ✓Strong video + stills balance
Pentax K-3 Mark III 80
vs 80 Canon EOS R50
Score breakdown
Pentax K-3 Mark III
80 photo 80
video 72
autofocus 76
ergonomics 86
Canon EOS R50
80 photo 80
video 76
autofocus 78
ergonomics 86
Specs side-by-side
| Spec | Pentax K-3 Mark III | Canon EOS R50 |
|---|---|---|
| Format | APS-C DSLR | APS-C |
| Release year | 2021 | 2023 |
Pentax K-3 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
Canon EOS R50
Pros
- +Current-gen AF system
- +Proven lens ecosystem
- +Strong video + stills balance
Cons
- −Body price excludes lens
- −Heavy for travel (flagship)
- −Learning curve on menus
FAQ: Pentax K-3 Mark III vs Canon EOS R50
Which is better, Pentax K-3 Mark III or Canon EOS R50? +
Both score 80 on our weighted rubric — tied. Your best pick depends on the sub-scores above.
Is Pentax K-3 Mark III worth the price? +
At $1,999, Pentax K-3 Mark III delivers a Specdex score of 80 — strongest in ergonomics.
Is Canon EOS R50 worth the price? +
At $679, Canon EOS R50 delivers a Specdex score of 80 — strongest in ergonomics.
Does Pentax K-3 Mark III or Canon EOS R50 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.