Shearwater Dive Computer Comparison Matrix
Compare specifications, display tech, battery types, and air integration across the complete Shearwater lineup.
| Model | Style / Form Factor | Display Type | Air Integration (AI) | Digital Compass | Battery Type | Target Diver |
|---|---|---|---|---|---|---|
| Peregrine | Compact Console (2.2") | Full Colour LCD | No | No | Rechargeable Li-Ion | Entry to Advanced Rec |
| Peregrine TX | Compact Console (2.2") | Full Colour LCD | Yes (Up to 4 Swift Transmitters) | 3-Axis Digital | Rechargeable Li-Ion | Rec Divers Wanting AI & Navigation |
| Tern / Tern TX | Watch-Style (1.3") | High-Contrast AMOLED | Tern: No / Tern TX: Yes | Tern TX Only | Wireless Rechargeable | Sport, Travel & Freedivers |
| Perdix 2 | Full-Size Expedition (2.2") | High-Res AMOLED | Yes (Up to 4 Transmitters) | 3-Axis Digital | User-Replaceable AA | Technical & Expedition Divers |
| Teric | Watch-Style (1.39") | AMOLED Sapphire Crystal | Yes (Up to 4 Transmitters) | 3-Axis Digital | Wireless Rechargeable | Everyday Watch + Tec/Rec Diver |
| Petrel 3 | Full-Size Heavy Duty | Large High-Res AMOLED | Yes | 3-Axis Digital | User-Replaceable AA | Advanced Tec & Rebreather (CCR) |
| NERD 2 | Near Eye Remote Display | Micro-LCD + Optical Lens | Yes (Up to 4 Transmitters) | 3-Axis Digital | Rechargeable Li-Ion | Hands-Free Tec, CCR & Photographers |
Frequently Asked Questions
Which Shearwater dive computer is best for recreational divers?
The Shearwater Peregrine and Peregrine TX offer the best balance for recreational divers. They combine a large full-color screen with straightforward two-button navigation and multi-gas nitrox capabilities.
What is the Shearwater NERD 2?
The NERD 2 (Near Eye Remote Display) mounts directly onto your regulator or rebreather mouthpiece, projecting an optical image of your dive computer data continuously in your sightline for completely hands-free monitoring.
Which models support air integration (AI)?
The Peregrine TX, Tern TX, Perdix 2, Teric, Petrel 3, and NERD 2 all feature wireless tank pressure monitoring when connected to Shearwater Swift transmitters.
Need Help Choosing? Visit International Diving Centre at 2865 West Broadway in Vancouver to test out Shearwater dive computers in person or speak with our certified dive instructors!
