Zeblaze Stratos 2 Ultra GPS Smartwatch

Zeblaze Stratos 2 Ultra GPS Smartwatch

Ten atmospheres of water resistance, dual-frequency positioning and a 500mAh battery — the most capable outdoor watch in Zeblaze's range. Compare it across our smartwatches.

Dual-frequency positioning is the real feature

Most GPS watches receive one frequency band, L1. Signals bouncing off buildings arrive slightly late and the watch cannot tell them from the direct signal, which is why urban runs record you cutting through walls. The Stratos 2 Ultra receives L1 and L5 together across six satellite systems — GPS, GLONASS, Galileo, QZSS, NAVIC and BDS. Comparing two bands lets it identify and discard reflected signals, which is the single biggest improvement available in consumer positioning. In open country the difference is modest; between tall buildings it is large.

It is the one you can actually swim with

10 ATM, rated WR100, with pool and open-water swim tracking. That matters because most watches in this catalogue carry IP68 or 1ATM, which cover rain and handwashing but not swimming. Worth knowing: the newer Stratos 3 Ultra carries a lower 5 ATM rating and a smaller 300mAh battery. Newer does not mean higher-specified here, and if swimming or endurance is the priority this older model is the stronger one.

Battery and build

A 500mAh cell rated at 30 days typical, 60 in power-saving and 18 under intensive use. That is exceptional for an AMOLED watch and comes straight from the cell size. The case uses a zinc bezel with stainless steel buttons and buckle, MIL-STD-810H tested, at 56.5g with the strap — heavy, which is the cost of the battery and the metal. A barometer and compass support Back to Start navigation.

Buying from Kolorob

Sourced through authorised retailers in Bangladesh with an official warranty — the term is in the specification above and our warranty policy explains how a claim works.