Suunto Cobra3 Dive Computer with Quick Disconnect & USB

reward points
Points earned on this product... 4950 = £4.95
RRP £565.00
SAVE 12%
Availability: Ships in 3-5 Days

Free UK Delivery

Engineered for keen, adventurous divers, the Cobra3 features Suunto's electronic 3D compass plus easy-to-read matrix display with simplified 4 button operation. The unique 3D compass offers divers the ability to tilt the compass up to 45° in any direction without impairing readability.

Free UK Delivery

Engineered for keen, adventurous divers, the Cobra3 features Suunto's electronic 3D compass plus easy-to-read matrix display with simplified 4 button operation. The unique 3D compass offers divers the ability to tilt the compass up to 45° in any direction without impairing readability.

Suunto Cobra3 Dive Computer with Quick Disconnect & USB

Engineered for keen, adventurous divers, the Cobra3 features Suunto's electronic 3D compass plus easy-to-read matrix display with simplified 4 button operation. The unique 3D compass offers divers the ability to tilt the compass up to 45° in any direction without impairing readability.

With gas switching Nitrox, Air, & Gauge modes, this air-integrated computer offers everything you need to maximise the time you spend underwater, helping make the most of every dive. The Suunto Cobra3 graphs your dive profile with an informative matrix display and built-in dive simulator which allows you to test potential dives without getting your fins wet.

A fully-featured decompression computer with air integration, it monitors pressure, tracks your air consumption and continuously calculates your remaining air time so rest assured you will be free to enjoy the views, without constantly checking your pressure gauge. The Cobra3 also provides visual and audible alarms to warn you when you're running low on air so you’re free to focus on the dive.

Also featuring Suunto’s Deep Stop RGBM algorithm, that gives continuous decompression for optimal ascent time. For deeper dives, the Deep Stop option adds further protection with a series of "deep stops" between your maximum depth & ceiling.

Key Benefits

  • Multiple Modes - The Suunto Cobra3 dive computer has numerous modes which includes Air, Nitrox and Gauge. With many modes available the Suunto Cobra3 can be used for all diving types.
  • Air Integrated via Hose - One of the great features of this dive computer is it provides information on the air remaining in the tank. With a hose this computer is connected to the first stage regulator and the data is sent to the computer and displayed on the computer screen.
  • Digital Compass - This computer has a digital compass built in, this is a great feature for all types of divers as a compass is a key piece of equipment. This compass could be used as a primary compass or as a back-up.
  • Downloadable Data - This computer comes with DM5 USB interface which allows the diver to download the dive data logbook on the computer to a PC or Mac. This includes 42 hours of logbook memory (20 second sample) and the dive profile is shown in graphical logs.

Who is the Suunto Cobra3 Dive Computer for?

This well designed future proof dive computer is for any diver looking for a computer which will give them all the data needed. This computer can last your whole diving career so you only need to buy one, as it future proof you will have all the features you will ever need from a diving computer. This computer is aimed at every diver as it is easy to use, has multiple features and you can use as much or as little as you like. The Suunto Cobra3 computer is designed to go anywhere, it’s great for new diver on their journey from their first dive to wherever their passion for diving takes them.

Who is Suunto?

Suunto began producing the world's first wristwatch-style compasses in 1936 for the Finnish Military. In 1964 they introduced the SK-4, the world’s first Diving compass helping to revolutionise technical and sport diving. These days they’re industry leaders in Diving computers technology. The word “Suunto” comes from the Finnish word meaning “direction”. Suunto is pronounced “Soon-toh”.

Suunto Cobra3 Dive Computer with Quick Disconnect & USB
Modes Air, Nitrox, Gauge
Air Integration Yes Via Hose
Computer Style Console
Gas Switching 2 gas switching


Write Your Own Review
You're reviewing:Suunto Cobra3 Dive Computer with Quick Disconnect & USB
Your Rating


We will take every effort to get you goods to you as efficiently and effectively as possible. All orders placed before 3pm will be shipped on the day of ordering subject to payment authorization and item availability.

Any items which are out of stock will be shipped as soon as they become available. If this causes a delay in your delivery, you will be notified and your order dispatched as soon as possible. If any items are unavailable, you will be contacted and offered a replacement or refund.

UK Delivery

If your order total is under £45 then you can choose one of the following options. Please take note of the availability on the product page and your confirmation email - if the availability is not 'In Stock' then the order will be shipped according to your delivery preference once it arrives into stock. For example if the availability is 'Ships in 3-5 Days' because it isn't in stock and has to come from Italy, and you've chosen 'DPD Next Day Delivery' then the item will take 3-5 working days and then be shipped on a next day delivery.

  • Standard Delivery - £3.95 (1-3 Working Days)
  • 24 Hour Delivery - £4.95
  • DPD Next Day - £5.95 (Guaranteed Next Working Day + 1 Hour Delivery Window)

If your order total is over £45 then you can choose

  • Standard Delivery - FREE
  • 24 Hour Delivery - £4.95
  • DPD Next Day - £5.95

Please be aware that the prices above are for areas classed as "UK Mainland" by DPD which does NOT include offshore islands, Scottish highlands or Northern Ireland.

Non-UK Delivery

Our website has a comprehensive postage system which takes into account the weight of your delivery and the destination address - to get a quote for your order please add the products you'd like to buy to your basket, go to the basket page and fill in the "Estimate Shipping & Tax" section to get the price.

BFPO Addresses

This shipping method is available for British Forces Posted Overseas and addresses only. Shipping is as with all other UK mailing but please check to see that the size and weight of your order does not exceed maximums for your BFPO destination number by checking with the BFPO website.

Please note that once we have shipped the item and handed over to the BFPO service we have fulfilled our contract and delivery responsibility. All queries and problems with delivery must be taken up by yourself with BFPO and any claims must be handled between yourself and them.

Restricted Products

Please be aware that some products have restrictions on which countries we can send them to. Please enquire ahead of time if you require an order dispatched outside the EU and we can advise.

VAT Exempt

If this applies to you, the price you will pay for the goods will automatically be adjusted to remove the VAT element - you MUST choose the correct country on checkout for this to apply. We CANNOT refund the VAT once the order is completed.

You can also avoid paying VAT if you are having your goods sent to you in the UK, but are taking the goods abroad permanently within 3 months of making the purchase. You will have to pay the VAT with your order and reclaim the tax per relevant regulations - please be advised we cannot help with this process.


We stock the vast majority of products listed on our website in our Whitley Bay superstore and warehouse and these products are available for same day dispatch & next day delivery.

Due to the huge quantity of products we stock, we offer the ability to backorder products which have gone out of stock and less popular products which we don't carry stock of.

Depending on the brand these backorder products can take anywhere between 1 and 10 days to arrive into stock. We estimate 3-5 working days on average but please be aware that products from Mares and Scubapro are shipped from Italy & Germany respectively so can take a little longer.

As always if you aren't sure or want a more accurate estimate just give our team a call or email!


You can return any product that is in an UNOPENED, RE-SALEABLE condition within 30 days as long as it is not marked as clearance. Please contact us before doing this so we can confirm this ahead of time - we recommend using a recorded delivery service for any returns as you will be responsible for ensuring it reaches us.

Please get in touch to confirm a return by email or phone before sending anything back. When sending a return it is important that you include:

  • Your order number
  • Your name & a contact telephone number
  • The reason for return

We will try and get your return processed as quickly as possible but if you don't send this information it can delay the return.


If you have ordered something and it doesn't fit then we can exchange for a more suitable size, stock permitting, but you will have to pay the return postage.


Our customers have the right to cancel their orders within 14 days unless their order has been dispatched. After the order has been dispatched, it is the customers responsibility to return the item in a saleable condition and receieve either a full or partial refund.

Introducing reward points X

You can earn points by...

  • Making a purchase - get 10 points for every £1 spent
  • Referring a friend - get 5000 points for every friend you send our way and spends more than £20 on their first order.
  • Spend more, earn more - Level up and start earning more point per £ spent!

You can use points by...

  • Redeeming them at checkout - £1 per 1000 points

Login or sign up to start earning points