Upgrade Guide
Pentax KP→Pentax WG-90
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Situational
One clear hardware improvement over the KP. Worth it if that specific upgrade aligns with what you shoot.
What's new in the WG-90
-
Generation7 years newer (2024 vs 2017)
Unchanged or similar
-
Resolution16MP (down from 24MP — optimised for low light)
Suitability by genre
Base scores — computed from verified specs for an enthusiast shooting photo and video. The Upgrade Checker adjusts them for your skill level.
| Genre | KP | WG-90 | |
|---|---|---|---|
| Portrait | -2.8 | ||
| Street | +0.3 | ||
| Travel | +0.9 | ||
| Wedding & Events | -2.5 | ||
| Documentary | -0.7 | ||
| Sports & Action | — | ||
| Landscape | -2.1 | ||
| Wildlife | — | ||
| Casual | +2.2 | ||
| Food | -2.0 | ||
| Macro | -2.1 | ||
| Architecture | -2.8 | ||
| Astrophotography | -2.4 | ||
| Underwater | — | ||
| Fun & simple | — |
Full spec comparison
| Spec | KP | WG-90 | |
|---|---|---|---|
| Price | £253 used | £379 | |
| Released | 2017 | 2024 | ↑ |
| Sensor | 24.32MP APS-C CMOS | 16MP 1/2.3-inch BSI CMOS | |
| Resolution | 24MP | 16MP | ↓ |
| Video | Full HD 1080/60i, 30p | 1080p/30p | |
| Autofocus | SAFOX 11 phase-detect AF, 27 points (25 cross-type) | Contrast-detect AF | |
| Stabilisation | 5-axis sensor-shift Shake Reduction II, 5 stops | No stabilisation | |
| Burst Rate | 7fps | 1fps | ↓ |
| Battery Life | ~390 shots (CIPA) | 260 shots (CIPA, estimated) | ↓ |
| Weight | 703g (with battery) | 194g (with battery and card) | ↑ |
| Weather Sealed | Yes | Yes | |
| Viewfinder | Pentaprism, ~100%, 0.95x | None (screen only) | |
| Screen | 3.0" tilting LCD, 921k dots | Fixed screen, no touch | |
| Mount | Pentax KAF2 (K-mount) | Fixed 5x zoom lens (28-140mm equivalent) | |
| Memory Cards | Single SD slot | Single SD |
Compare side-by-side
⚖️ Compare these cameras
See KP and WG-90 next to each other with our interactive comparison tool.
Get a personalised upgrade score
Run the upgrade checker →
Tell us what you shoot and we'll score the WG-90 against your specific genres — not just specs.
Other upgrades from the KP
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Camera family history