Garmin Venu 3 vs Apple Watch Ultra 2: Best Fitness Watch for Australia
Updated 2026-06-22
The Garmin Venu 3 and Apple Watch Ultra 2 represent two different philosophies in fitness wearables popular with Australian buyers. Garmin prioritises multi-day battery life, detailed training metrics, and outdoor ruggedness. Apple prioritises smartphone integration, health monitoring, and a polished app ecosystem. Both track GPS runs, swims, cycling, and gym workouts accurately. We compare them across every metric that matters for Australian conditions — from beach swims to bushwalks to city running.
What to Look For
- 1Battery life is the biggest practical difference. If you do multi-day hikes (Overland Track, Larapinta Trail, Heysen Trail), the Garmin's 14-day battery is a game-changer — no power bank needed. The Apple Watch needs daily charging.
- 2If you use an Android phone, the choice is already made — only the Garmin works with Android. The Apple Watch Ultra 2 requires an iPhone.
- 3For ocean swimming and snorkelling (common in Australia), the Apple Watch Ultra 2's depth gauge, water temperature sensor, and WR100 rating give it a clear edge over the Garmin's basic 5 ATM swim rating.
- 4Health monitoring: if you want TGA-approved ECG readings and crash/fall detection, the Apple Watch is the only option. The Garmin focuses on fitness metrics (Body Battery, training load, VO2 Max) rather than clinical health monitoring.
- 5Consider the price gap — A$700 vs A$1,399. The Garmin delivers equal or better fitness tracking for half the price. The Apple Watch Ultra 2 justifies its premium through its display, health features, and iPhone integration.
Garmin
Garmin Venu 3 (45mm)
See price on Amazon
Apple
Apple Watch Ultra 2
See price on Amazon
Specs Comparison
| Spec | Garmin Venu 3 (45mm) | Apple Watch Ultra 2 |
|---|---|---|
| Display | 1.4-inch AMOLED, 454×454 | 1.93-inch LTPO OLED, 502×410, 3000 nits |
| Battery | Up to 14 days (smartwatch), 26 hours GPS | Up to 36 hours (72 hours Low Power Mode) |
| GPS | Multi-band GNSS (GPS + GLONASS + Galileo) | Dual-frequency L1+L5 GPS |
| Water Rating | 5 ATM (50m swim-proof) | WR100 + EN13319 (recreational diving to 40m) |
| Health Sensors | HR, SpO2, Body Battery, sleep coaching, HRV, skin temperature | HR, SpO2, ECG, skin temperature, blood oxygen, crash detection |
| Storage | 8 GB (offline music) | 64 GB |
| Weight | 35g (without strap) | 61.4g (without strap) |
| Compatibility | iOS and Android | iPhone only |
Pros & Cons
Garmin Venu 3 (45mm)
Pros
- 14-day battery life means you charge once a fortnight — ideal for multi-day bushwalks
- Multi-band GPS is extremely accurate in urban canyons (Sydney CBD, Melbourne laneways)
- Works with both iPhone and Android — no ecosystem lock-in
- Garmin Coach provides structured free training plans for running (5K, 10K, half marathon)
- Body Battery metric helps pace training and recovery across Australian heat conditions
Cons
- No cellular option — you must carry your phone for calls and messages
- App ecosystem is functional but not as polished as Apple's
- Touchscreen responsiveness lags behind Apple Watch in quick interactions
- No fall detection or crash detection features
Apple Watch Ultra 2
Pros
- 3000-nit display is readable in direct Australian sunlight — brightest smartwatch screen available
- ECG and blood oxygen monitoring approved by TGA for Australian health tracking
- Crash detection and fall detection can call Australian emergency services (000) automatically
- Action Button provides instant access to workout start, compass waypoint, or torch
- Depth gauge and water temperature sensor for ocean swimming and snorkelling
Cons
- Requires an iPhone — Android users cannot pair it at all
- 36-hour battery means daily charging is necessary for most users
- A$1,399 is double the price of the Garmin Venu 3
- Heavier at 61.4g — noticeable during sleep tracking compared to lighter watches
- Titanium case scratches more easily than expected despite marketing
Our Verdict
For dedicated fitness enthusiasts and outdoor adventurers, the Garmin Venu 3 is the better choice. Its 14-day battery life, cross-platform compatibility, and detailed training metrics make it the superior training tool at half the price. The Apple Watch Ultra 2 is the pick if you want the brightest outdoor display, advanced health monitoring (ECG, crash detection), or if deep iPhone integration matters to you. Budget-conscious buyers who use Android should go Garmin without hesitation.
Best for Budget
Garmin Venu 3 (45mm)
Best for Features
Apple Watch Ultra 2
Editor's Note
Australian outdoor conditions are uniquely demanding on fitness watches. UV exposure and extreme heat (40°C+ in inland areas) can drain batteries faster and make screen readability critical. The Apple Watch Ultra 2's 3000-nit screen is genuinely easier to read in direct Australian sun than the Garmin's 1000-nit AMOLED. However, the Garmin's multi-day battery means you won't be caught without GPS tracking on a Kakadu bushwalk or Great Ocean Walk stage. Both watches handle saltwater well, but rinse them in fresh water after ocean swims to prevent salt crystal buildup on the sensors.
Frequently Asked Questions
Which fitness watch has better GPS accuracy in Australia?
Both use multi-band/dual-frequency GPS and deliver excellent accuracy. In Sydney CBD and Melbourne laneways (urban canyon environments), the Garmin's GNSS implementation with GPS+GLONASS+Galileo is marginally more consistent. In open terrain and coastal runs, they're effectively identical.
Can the Garmin Venu 3 do ocean swimming in Australia?
Yes, with limitations. The 5 ATM rating means it's safe for pool and ocean surface swimming. However, it lacks a depth gauge and isn't rated for diving. For snorkelling or deeper water activities, the Apple Watch Ultra 2's WR100 rating and depth gauge are superior.
Is the Apple Watch Ultra 2 worth A$1,399 in Australia?
It depends on your priorities. If you value the brightest outdoor display, TGA-approved ECG, crash detection, and deep iPhone integration, yes. If you primarily want a fitness tracker with GPS and long battery life, the A$699 Garmin Venu 3 delivers equal or better fitness tracking for half the price.
Which watch is better for running in Australian heat?
The Garmin Venu 3 is slightly better for heat training because its Body Battery and heat acclimation features help you manage exertion in high temperatures. The Apple Watch tracks heart rate zones but doesn't offer the same level of environmental training adjustment.
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