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Ricoh G900SE vs THETA Z1 51GB
Quick take: The THETA Z1 51GB has the highest resolution at 23MP; the Ricoh G900SE is the most affordable; only the Ricoh G900SE is weather sealed.
15 specs side by side·12 genres scored·UK prices from Wex Photo Video and Clifton Cameras
How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.
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Full specificationsthe better value in each row is highlighted
| Specification | Ricoh G900SERicoh · 2022 | THETA Z1 51GBRicoh · 2019 |
|---|---|---|
| Price | £799Best | £1,149 |
| Sensor | 20MP 1/2.3-inch CMOS | 1" CMOS (×2) |
| Resolution | 20.0MP | 23.0MPBest |
| Video | 1080p | 4K 30fps 360° |
| Autofocus | Contrast-detect AF (9 points) | — |
| Stabilisation | No stabilisation | Electronic |
| Burst Rate | 4fps | — |
| Battery Life | 340 shots (CIPA, estimated)Best | 300 shots (Ricoh) |
| Weight | 250g | 182gBest |
| Weather Sealed | YesBest | Not weather sealed |
| Viewfinder | None (screen only) | — |
| Screen | Fixed screen | — |
| Mount | Fixed rugged compact lens | Fixed dual lens (360°) |
| Memory Cards | Single SD | 51 GB built in (no card slot) |
| Connectivity | USB, Wi-Fi | — |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
How they score by genreengine base scores out of 10
Genre
Ricoh G900SE
THETA Z1 51GB
Portrait
2.8/10
—
Street
5.2/10
—
Travel
5.8/10
—
Wedding & Events
2.2/10
—
Documentary
3.8/10
—
Landscape
4.0/10
—
Casual
4.3/10
—
Food
3.2/10
—
Macro
2.9/10
—
Architecture
3.2/10
—
Astrophotography
2.2/10
—
Underwater
5.2/10
—
Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →
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