Shearwater
Shearwater Peregrine
$580
Best Dive Computers · head-to-head
Shearwater Peregrine vs Oceanic Geo 4.0
A sourced, side-by-side comparison. Oceanic Geo 4.0 is cheaper at $439.95. Every spec and price links to its source.
Oceanic
Oceanic Geo 4.0
$439.95Cheaper
Which is better: the Shearwater Peregrine or Oceanic Geo 4.0?
On the specs we track, they're closely matched. The Oceanic Geo 4.0 is the cheaper at $439.95.
As an Amazon Associate we earn from qualifying purchases. Prices verified at capture; live price may differ.
Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Shearwater Peregrine | Oceanic Geo 4.0 |
|---|---|---|
| US price | $580 | $439.95 |
| Brand | Shearwater | Oceanic |
| Released | — | — |
| Algorithm | Buhlmann ZHL-16C | Dual Algorithm (PZ+ and DSAT) |
| Max depth rating (m) | 120 | 100 |
| Display type | color-lcd | segment-lcd |
| Display size (in) | 2.2 | — |
| Air integration | No | — |
| Gas mixes | 3 | 2 |
| Dive modes | 4 | 4 |
| Digital compass | No | — |
| Battery type | rechargeable | user-replaceable |
| Battery life dive hrs | 30 | 300 |
| Bluetooth | Yes | Yes |
| Weight grams | 122 | — |
Sources — Shearwater Peregrine: shearwater.com (verified 2026-07-11). Oceanic Geo 4.0: web.archive.org (verified 2026-07-11).
What's the difference between the Shearwater Peregrine and Oceanic Geo 4.0?
Where the two actually differ on the specs we track (6 of 12). Matching specs are omitted.
- Algorithm: Shearwater Peregrine Buhlmann ZHL-16C vs Oceanic Geo 4.0 Dual Algorithm (PZ+ and DSAT)
- Max depth rating (m): Shearwater Peregrine 120 vs Oceanic Geo 4.0 100
- Display type: Shearwater Peregrine color-lcd vs Oceanic Geo 4.0 segment-lcd
- Gas mixes: Shearwater Peregrine 3 vs Oceanic Geo 4.0 2
- Battery type: Shearwater Peregrine rechargeable vs Oceanic Geo 4.0 user-replaceable
- Battery life dive hrs: Shearwater Peregrine 30 vs Oceanic Geo 4.0 300