1. ATOMIC AQUATICS COBALT 2**** - **Editor's Pick:** The Cobalt 2 packs into a console the size of a TV remote: six gas mixes, digital compass, spacious full-color screen and a four-button control. To ensure your settings are correct, a predive-check function lets you review and confirm all settings. Atomicaquatics.com
MSRP: $1,299 with quick disconnect

2. OCEANIC PRO PLUS 3: With its large screen, the Pro Plus 3 has easy-to-read displays, visual and audible alarms, and a two-button navigation for setting up gas mixes, choice of either the DSAT or Pelagic Z+ algorithm, and access to datea from your last 50 dives. Oceanicworldwide.com
MSRP: $679.95; $829.95 for quick disconnect and analog compass

3. SHERWOOD SCUBA VISION: Upping its Wisdom line with four-gas capability and a compass, the Vision's screen is oversized with a three-button control system, deep-stop reminders, deco warnings, and air, nitrox and gauge modes. A locking quick disconnect is downloadable on PC or Mac. Sherwoodscuba.com
MSRP: $920

Jon Whittle

1. OCEANIC OCi: Under the stainless bezel ring and control buttons, the OCi is all business, with dual algorithms, air-integration, four-gas switching and a digital compass. The info-packed display shows stats, NDL, and tissue-loading and variable-ascent-rate graphs. An intuitive menu and four-button control let you move easily through it all. Oceanicworldwide.com
MSRP: $1,199.95

2. SHERWOOD SCUBA AMPHOS AIR: Air integrated, with nitrox capability and two-gas switching, settings are easy to access with the four-button navigation. The simplified display shows dive-time remaining unless gas supply becomes the limiting factor, when the display switches to air-time remaining. Also featured: numerous audible and visual alarm settings. Sherwoodscuba.com
MSRP: $1,150 with transmitter

3. CRESSI NEWTON - **Editor's Pick:** Compact, with a screen less than 1.5 inches across, the oversize digits are displayed inside a stainless bezel ring. Its features include two-gas switching with nitrox capability, visual and audible alarms, and four-button control. Cressiusa.com
MSRP: $569

4. SCUBAPRO MANTIS/M1: The new Mantis/M1 has four-button controls that are magnetic for secure waterproofing. It is also nitrox capable with four dive modes (including rebreather), and it has a full range of watch and sport functions, including monitoring your heart rate (with an optional belt) and a swim-stroke counter. Scubapro.com
MSRP: $599

Jon Whittle

1. OCEANIC VTX**** - **Editor's Pick:** The bold, full-color OLED screen gives the VTX readability, while the three-button control makes it a breeze to navigate. Color-coded data displays and graphs put the bright colors to good use. Features include Bluetooth capability, air integration with four gas mixes, and dual algorithms. Oceanicworldwide.com
MSRP: $949.95; $1,299.95 with transmitter

2. LIQUIDVISION LYNX: Don't bother looking for buttons on the Lynx - you work it by tapping on the top, buttom and sides. It's a novel system but also very effective. Just over 1.5 inches across, the screen has a vibrant OLED display, and can monitor the gas pressure and direction of up to nine other divers up to 330 feet away. It has three-gas air integration and a digital compass. Liquidvision.com
MSRP: $999

3. CRESSI LEONARDO: Simplicity and ease of use are the hallmarks of the Leonardo. Its one-button control system is easy to operate, and data displayed on the nearly 2-inch-wide screen is simple to read, even for newer divers. It' nitrox capable to 50 percent, the PO2 can be set from 1.2 to 1.6 bar, and it's adjustable for altitude and three levels of conservatism. The Leonardo also has a backlight along with audible and screen prompts for deep and safety stops, as well as an ascent-rate indicator. Cressiusa.com
MSRP: $269.95

Jon Whittle