Amazfit T-Rex Ultra 2 vs Garmin Venu 4

Amazfit T-Rex Ultra 2

$549.99

Garmin Venu 4

€499.99

Quick verdict

Amazfit T-Rex Ultra 2

$549.99

The better pick if you want:

A higher overall score (83 vs 60)
Longer battery (30 vs 10 days)
Built-in maps

Garmin Venu 4

€499.99

The better pick if you want:

To spend $50 less

Spec profile

Each axis ranks against the 33 products in Watch on the site: the further out, the more it stands out in that spec (lighter, cheaper…).

Center: lowest in the category · Edge: highest

Amazfit T-Rex Ultra 2· leads in 3

GPS batterySmartwatch batteryWater resistance

Garmin Venu 4· leads in 2

FeaturesLightness

Tied

Affordability

GPS battery
50 hTop 27%
15 h
Smartwatch battery
30 daysTop 14%
10 days
Features
12Top 38%
13Top 27%
Water resistance
10 ATMTop 24%
5 ATM
Lightness
89 g
56 gTop 39%
Affordability
$550
$500

Technical Specifications

Compare features between Amazfit T-Rex Ultra 2 vs Garmin Venu 4

Best value in this comparisonOnly differences (16)

Essentials

$549.99

€499.99

February 2026

September 2025

Battery

Up to 30 days

Up to 10 days (41 mm) / Up to 12 days (45 mm)

—

Up to 15 hrs (41 mm) / Up to 20 hrs (45 mm)

—

Up to 13 hrs (41 mm) / Up to 19 hrs (45 mm)

Display

—

AMOLED

—

1.2" (41 mm) / 1.4" (45 mm)

—

390 × 390 / 454 × 454 pixels

Yes

Build & durability

—

Stainless steel and fiber‑reinforced polymer

—

Stainless steel

—

Corning® Gorilla® Glass 3

10 ATM

5 ATM (swim ready)

Features

—

8 GB

Multi-band GNSS, Offline maps, Turn-by-turn directions, Route & back-to-start navigation, Barometric altimeter, Compass, Blood oxygen (SpO2), AMOLED display, Touchscreen, LED flashlight, Microphone / voice, Race predictor & pacing

Multi-band GNSS, Route & back-to-start navigation, Barometric altimeter, Compass, Blood oxygen (SpO2), ECG, AMOLED display, Touchscreen, Music on the watch, Contactless payments, LED flashlight, Microphone / voice, Race predictor & pacing

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Video Reviews

Watch real-world YouTube reviews from content creators and the Trail Running community.

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Amazfit T-Rex Ultra 2

Garmin Venu 4

Visual Comparison

See the differences between Amazfit T-Rex Ultra 2 and Garmin Venu 4 in a side-by-side slider comparison.

Comparison Questions

Answers based on product data and key differences.

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Frequently Asked Questions

Which offers better value: Amazfit T-Rex Ultra 2 vs Garmin Venu 4?

For value comparison: The Amazfit T-Rex Ultra 2 ($549.99) provides premium features compared to the Garmin Venu 4 ($499.99). Consider your budget and the specific features that matter most for your trail running setup.