The T-Rex Ultra has limited upside over the T-Rex 2 considering the price gap, but it has a few key points to recommend it.
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Adventure-Ready Amazfit T-Rex Ultra Pushes Boundaries - Strong and Smart - The Globe and Mail
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User manual Amazfit T-Rex Ultra (English - 41 pages)
Amazfit T-Rex Ultra: a rugged smartwatch with AMOLED screen, up to 20 days of battery life and Zepp OS 2.0 for $399
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Ultimate Outdoor GPS Smartwatch, Brave Your Adventure, Stainless Steel & Mud-resistant Design | 30m Freediving Support | Dual-band GPS & Route
Amazfit T-Rex Ultra
Extra tough: Amazfit T-Rex 2 just survived a trip from space
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