If you go for a monochrome MIP display Instinct 3, the screen is slightly bigger than it was on the Instinct 2, and you also get solar charging—which in theory gives you unlimited battery life (assuming you live in a sunny part of the world). Garmin says the solar charging panel has been improved on the new watches, giving you (for example) more than five times the battery life in GPS mode when solar charging on the largest size.Opt for the AMOLED screen, and you don’t get solar charging or quite as much battery life, but you do get full-color displays. Garmin says the AMOLED models in “smartwatch mode” (with most features, the flashlight is now available across all thurses; all of the usual Instinct benefits are passed over to the new range, including 10 ATM water resistance and MIL-STD 810 military standard thermal and shock protection). The rather unusual screen layout is retained on the MIP models too (and available as an option on the AMOLED watch faces), with a little screen-within-a-screen in one corner that can be set up to show a variety There are no new sensors on the Instinct 3, but there wasn’t much need for an upgrade here: As before, the watch can track a host of health and fitness stats (including heart rate variability and blood oxygen saturation), as well as offering GPS and compass navigation, contactless payments, and smart notifications from your phone.Tempted to buy one? Orders open Jan. 10 on the Garmin website, with prices starting at $449.99 for the 45mm AMOLED model, $399.99 for the 45mm MIP Solar model, and $299.99 for the 40mm Instinct E model. The primary color option is Black/Charcoal, but a number of limited edition choices are also going to be available.