Dive Computer Comparison

Apeks's first purpose-built dive computer, a technical wrist unit with induction charging and GPS.

A simple, colorful entry-level computer with Bluetooth logging.

A step up from the i200C with 3-gas nitrox and altitude adjustment to 14,000ft.

A compact, ultra-bright color wrist computer with rechargeable battery and Bluetooth 5.0.

A console computer with real-time gas time remaining and Bluetooth log downloads.

A color OLED computer with wireless air integration. Appears to have been superseded by the i770R and shows up as a closeout at some retailers. Price is an approximate street price, not confirmed as current MSRP.

Aqualung's flagship watch-style computer with a TFT color screen and 4-transmitter air integration.

A large-screen, single-button computer with hyperoxic nitrox mixes up to 50%.

Cressi's first fully in-house mixed-gas computer, with 3-gas nitrox support.

A compact 48mm watch-style computer with air and nitrox modes.

Cressi's long-running budget puck computer, updated with a bigger edge-to-edge display.

A modular, large-screen computer supporting two nitrox mixes per dive.

A small watch-style computer with 4-year battery life and 2-gas nitrox.

A dedicated freediving watch-computer, not a scuba computer.

A large-screen computer with a built-in digital compass and 3-gas nitrox.

A budget Bühlmann computer with a free technical-diving firmware unlock.

A budget-friendly, app-connected recreational computer with a pixel-less EBTN screen.

A modular technical computer sold in Basic Nitrox through Full Trimix/CCR tiers. This entry covers the entry-level Basic Nitrox tier; higher tiers cost more.

The entry point into Garmin's dive lineup. A GPS smartwatch that also dives.

AMOLED display comes to the G-series, with recreational, technical, and freediving modes.

A full multisport GPS smartwatch that's also a serious dive computer.

The Mk2 with built-in wireless air integration via Garmin's Descent T1 transmitter.

A smaller-cased Mk2 for divers with smaller wrists.

Garmin's AMOLED touchscreen dive watch, rated to 200m.

The Mk3 with wireless air integration for up to 8 tanks and diver-to-diver messaging.

Garmin's mid-format dive computer. Bigger screen than the wrist models, more manageable than the X50i.

Garmin's premium large-format computer. Touchscreen, sonar diver-to-diver messaging, air integration.

A modular technical handset with a sunlight-readable transflective display and CCR support.

A mask-mounted, full-color heads-up display built for team and CCR diving.

An open-source technical computer with 6 programmable gases and induction charging.

The higher-resolution flagship of the open-source OSTC line, with full CCR PO2 monitoring.

A stripped-down, AA-battery OSTC with magnetic buttons built for gloved recreational use.

A wireless-charging OSTC with a 2.4in display and 6+ month standby.

A color-screen computer with 5-transmitter air integration and a 500-cycle rechargeable battery.

Mares's full-color flagship with a built-in digital compass and dive-site image storage.

An affordable, one-button puck-style computer with Bluetooth sync.

Mares's current lineup calls this model the Puck Pro+. Pricing is an approximate street price, not a Mares list price.

The Quad Air's non-AI sibling, same oversized 3-line display, no wireless transmitter.

An air-integrated wrist computer with a roomy, easy-read screen.

A watch-style color computer with 5-transmitter air integration.

A simple two-button wrist computer for air and nitrox recreational diving.

The Smart's air-integrated sibling, up to 3 wireless transmitters on a compact segmented display.

A discontinued watch-style computer with Oceanic's Dual Algorithm and up to 3 wireless transmitters.

A discontinued freediving/spearfishing watch, not a scuba computer. Depth-rated to 100m/330ft.

The Geo Air's sibling without wireless air integration, same dual algorithm, lower price.

A watch-style computer with Oceanic's Dual Algorithm and optional air integration.

Oceanic's console-style flagship. Appears to have been succeeded by the Pro Plus X in current listings.

A slim wrist computer with Oceanic's Dual Algorithm and 3-gas nitrox.

A wrist computer with built-in ultrasonic buddy communication. Tap to send a preset message underwater.

A normoxic trimix computer with 3-transmitter wireless air integration.

A full-trimix, CCR-capable computer with a choice of 4 decompression models.

A no-frills wrist computer for divers who just want the numbers, not the app.

A compact wrist computer with wireless air integration. Discontinued by Scubapro but still findable in stock. Price is an approximate street price from retailers, not a current Scubapro list price.

Rugged, full-color, wireless-ready. Scubapro's flagship rec/tec crossover.

The G2's case and screen, retuned for technical diving with a straight gradient-factor algorithm.

A watch-style color computer with two algorithm choices and CCR support.

A mask-mounted, hands-free heads-up display computer, also identified as the G2 HUD.

A widescreen watch-style computer with dual algorithm choice and adjustable microbubble conservatism.

The Luna 2.0 with wireless air integration and an optional heart-rate monitor.

An air-integrated LCD computer with 3-transmitter gas monitoring, six conservatism levels, and a 2-year battery.

A heads-up regulator-mounted display for divers who don't want to look at a wrist.

The tec-diving standard. AA battery, up to 5 gases, CCR-ready.

The new flagship. Full-color AMOLED, titanium build, 260m depth rating.

The original Perdix plus wireless air integration for up to two transmitters.

The entry point into Shearwater's ecosystem, great display, no gas switching.

The Peregrine with wireless air integration built in.

The Petrel with a digital compass added. Shearwater's tec workhorse before the Petrel 3.

A rugged AA-battery technical computer with a 2.6" AMOLED screen.

A watch-style AMOLED computer with dual-transmitter air integration and CCR support.

A compact, round-faced Shearwater with a bright AMOLED screen.

A round, watch-style Shearwater with wireless air integration and a compass.

A watch-style computer with hoseless air integration. Price shown includes the transmitter, which Sherwood also sells separately.

A color OLED console computer with hose-mounted air integration.

The console-style predecessor to the Wisdom 4, same liquid-filled compass and four-line display, no Bluetooth.

A high-end console computer with a liquid-filled compass, large four-line display, and Pelagic's Modified Haldanean/DSAT algorithm.

The stylish, watch-first recreational computer with app-driven planning.

A lighter, cheaper EON Steel with the same planning engine.

A fully customizable, color-screen computer with dual algorithms and CCR support.

The EON Steel with a second algorithm option and a lockout-free deco recalculation.

A compact AMOLED dive computer with GPS and 60 hours of dive time per charge.

A dive computer and everyday sports smartwatch in one, with a 50mm AMOLED screen.

A recreational wrist computer with a compass and optional wireless air integration.

Suunto's basic big-display wrist computer for recreational diving.

A simple single-button puck computer. TUSA's current lineup has since moved on to the Element III.