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Unfortunately this computer is currently unavailable due to manufacturing delays from Suunto - our recommendations for a like-for-like alternative would be the Cressi Nepto or the Mares Smart Apnea
The Suunto D4f Black Freedive Apnea Computer provides the essential features for freediving, spearfishing and snorkelling. Its watch size means you can wear it every day and straight to the dive site. Lightweight and robust the Suunto D4f can keep up with you wherever you go and keeps accurate information about your freediving.
Apnea Dive Computer For Freediving, Snorkeling And Spearfishing
The new freediving friendly Suunto D4f is a fantastic option for spearfishers on a budget, or beginning freedivers who won't be needing scuba functions but do want the accuracy and expertise of industry-leading technology. There is a reason many of the top athletes in competitive freediving around the world rely on and use Suunto computers — it's because they work well and have unparalleled standards. The Suunto D4f delivers great value, appearance and functionality.
The Suunto D4f is a light yet robust specialised freediving computer, that makes underwater sports enjoyable. When diving, the Suunto D4f displays your present and maximum depth and calculates dive time and surface intervals for you, allowing you to fully concentrate on exploring the underwater world.
Use the apnea timer to improve your breathing technique. After the dive, you can browse the details of your dive from the logbook. The watch-sized light-weight case with stainless steel bezel and mineral crystal glass make Suunto D4f not only a trusted tool when exploring the depths, but also looks good wearing day to day.
The Suunto D4f Black comes with a comfortable elastomer strap. The USB cable for uploading your dives to DM5 and Suunto Movescount is sold separately.
Easy to Use
The D4f has Suunto's long heritage of simple, easy to use dive computers and instruments that provide accurate information in an intuitive way with a user-friendly menu structure and interface.
The Dot Matrix screen conveys complex information in an easy way with segment sections either side displaying simpler info like depths.
Suunto D4f Freedive Apnea Computer Features
- Freediving mode
- Innovative apnea timer
- Stop watch
- Water resistance up to 100 metres (328 ft)
- Easy-to-read matrix display
- Mineral crystal glass and stainless steel bezel
- Updateable firmware
- Detailed graphical logs and dive data with your PC/Mac using Suunto DM5 software (USB cable sold separately)
Suunto D4f Freedive Apnea Computer Specifications
General
| Bezel material: | Stainless steel |
|---|---|
| Glass material: | Mineral crystal |
| Case material: | Composite |
| Strap material: | Elastomer |
| Measurements: | 48.6 x 43.8 x 16 mm (1.91 x 1.72 x 0.63 in) |
| Weight: | 86 g (3.03 oz) |
| Water resistance: | 100 m (ISO 6425, EN 13319) |
| Battery life in time mode: | 2 years |
| Battery life 100 dives/year: | 1.5 years |
| Battery type: | CR 2450 |
| Time, date: | Yes |
| Alarm clock: | 1 daily alarm |
| Dual time: | Yes |
| Stopwatch timer: | Yes |
| Languages: | EN |
| Backlight: | electro-luminescent |
| Configurable backlight: | duration: off, 5, 10, 20, 30, 60 s |
| Display type: | matrix |
| Display resolution: | 49 x 22 |
| Battery indicator: | low battery indicator |
| Metric and imperial units: | Yes |
Connectivity
| Data transfer: | USB cable |
|---|---|
| Connectivity (between devices): | inductive |
| Compatible with Suunto Movescount: | Yes |
| Compatible with DM5: | Yes |
Physical Specifications
| Operating temperature: | 0° C to +40° C / +32° F to +104° F |
|---|---|
| Storage temperature: | -20 ° C to +50 ° C / -4° F to +122° F |
Diving Functions
| Maximum operating depth (EN 13319): | 100 m |
|---|---|
| Freedive: | Yes |
| Dive time: | 0 to 999 min |
| Surface time: | 0 to 99 h 59 min |
| No fly time: | Yes |
| Ascent time display: | 0 - 199 min (- - after 199) |
| Timer: | Yes |
| Logbook memory: | ~140 h (20 s sampling rate) |
| Logbook bookmarks: | Yes |
| Logbook sampling rates: |
1, 2, 5 s |
| Dive History: | lifetime |
Freediving
| Apnea timer (O2/CO2 tables): | Yes |
|---|---|
| Freedive number: | Yes |
| Freedive day history: | Yes |
| Freedive total history: | lifetime |
| Depth notify: | yes (5) |
| Surface time notify: | Yes |
| Depth alarm: | Yes |
| Dive time alarm: | Yes |
Outdoor Functions
| Temperature: | Yes |
|---|---|
| Temperature display range: | -20° C to +50° C (+/- 2° C) / -9° C to +122° F (+/- 3.6° F) |
| Temperature resolution: | 1° C / 1.5° F |
Speed and Distance
| Chrono: | Yes |
|---|
In the Box:
- Suunto D4f Black with black elastomer strap
- Scratch guards (2 pcs)
- Safety leaflet
- Quick guide
- Dive legal leaflet with warranty information
- Suunto logo sticker
Download/read the Suunto D4f User Guide (PDF, 43 pages, 305 Kb)
Suunto Warranty:
- The International Limited Warranty Period starts at the date of original retail purchase.
- The Warranty Period is five (5) years for failures attributable to the depth measurement (pressure) sensor on Suunto Dive Computers.
- The Warranty Period is two (2) years for Dive Products and Dive transmitters unless otherwise specified.
- The Warranty Period is one (1) year for accessories including but not limited to wireless sensors, chargers, cables, rechargeable batteries, straps, bracelets and hoses.
Note: This item cannot be delivered outside of Australia.
