Apple Watch Series 10 vs Garmin Venu 3
Smartwatches comparison: specs, VersusAnything Score, key differences and a clear recommendation.
If you are torn between Apple Watch Series 10 and Garmin Venu 3, this page lays out every specification that separates them and what each one means in use. The Apple Watch Series 10 is the thinnest Apple Watch with the largest display yet, adding sleep apnoea notifications and faster charging. The Garmin Venu 3 is a lifestyle fitness watch with up to 14 days of battery, an ECG app, nap detection and Garmin's deep training metrics.
Quick verdict
Garmin Venu 3 scores 50 to Apple Watch Series 10's 34 on our category weighting, making it the stronger overall pick for runners and gym-goers who hate charging and want serious training data. Apple Watch Series 10 remains the right call for iPhone owners who want the most complete everyday smartwatch.
VersusAnything Score
Scores are calculated from measurable specifications normalised within the smartwatches category and weighted by the factors above. Text-only rows (such as chipset or operating system) are explained but not scored. How the score works.
Side-by-side overview
Apple Watch Series 10
The Apple Watch Series 10 is the thinnest Apple Watch with the largest display yet, adding sleep apnoea notifications and faster charging.
Best for iPhone owners who want the most complete everyday smartwatch
Garmin Venu 3
The Garmin Venu 3 is a lifestyle fitness watch with up to 14 days of battery, an ECG app, nap detection and Garmin's deep training metrics.
Best for runners and gym-goers who hate charging and want serious training data
Key differences
- Case size: Apple Watch Series 10 42 mm or 46 mm vs Garmin Venu 3 45 mm (Venu 3) or 41 mm (3S) — a preference, not a scored win
- Display: Apple Watch Series 10 Wide-angle OLED, always-on vs Garmin Venu 3 AMOLED, always-on optional — a preference, not a scored win
- ECG app: Apple Watch Series 10 Yes vs Garmin Venu 3 Yes (selected regions) — a preference, not a scored win
- Key health sensors: Apple Watch Series 10 Heart rate, SpO2, temperature, ECG, sleep apnoea vs Garmin Venu 3 Heart rate, SpO2, ECG, sleep coach, nap detection — a preference, not a scored win
- GPS: Apple Watch Series 10 Single-frequency GPS vs Garmin Venu 3 Multi-band GPS — a preference, not a scored win
Specification comparison table
| Specification | Apple Watch Series 10 | Garmin Venu 3 |
|---|---|---|
| Case size | 42 mm or 46 mm | 45 mm (Venu 3) or 41 mm (3S) |
| Display | Wide-angle OLED, always-on | AMOLED, always-on optional |
| Weight (case only) | 36 g | 47 g |
| Water resistance | 50 m | 50 m |
| ECG app | Yes | Yes (selected regions) |
| Key health sensors | Heart rate, SpO2, temperature, ECG, sleep apnoea | Heart rate, SpO2, ECG, sleep coach, nap detection |
| GPS | Single-frequency GPS | Multi-band GPS |
| Rated battery life | 18 h | 336 h |
| Works with | iPhone only | iPhone and Android |
| Launch price (USD) | $399 | $449 |
Design: Apple Watch Series 10 vs Garmin Venu 3 Score: Apple Watch Series 10 50 · Garmin Venu 3 33
For case size, Apple Watch Series 10 uses 42 mm or 46 mm whereas Garmin Venu 3 goes with 45 mm (Venu 3) or 41 mm (3S). This is a preference rather than a scored win: case size decides how the watch sits on your wrist and how big the screen can be. The two differ on display (Wide-angle OLED, always-on against AMOLED, always-on optional), and an always-on OLED is easier to glance at but costs battery.
Apple Watch Series 10 is better on weight (case only) at 36 g against 47 g, a 11 g difference; lower is better because a lighter watch is more comfortable for sleep tracking.
Health: Apple Watch Series 10 vs Garmin Venu 3 Score: Apple Watch Series 10 33 · Garmin Venu 3 33
On water resistance the two match exactly (50 m). Apple Watch Series 10: Yes. Garmin Venu 3: Yes (selected regions). Neither is scored, but ECG can flag signs of atrial fibrillation.
For key health sensors, Apple Watch Series 10 uses Heart rate, SpO2, temperature, ECG, sleep apnoea whereas Garmin Venu 3 goes with Heart rate, SpO2, ECG, sleep coach, nap detection. This is a preference rather than a scored win: sensor coverage decides which metrics you can actually track. Apple Watch Series 10: Single-frequency GPS. Garmin Venu 3: Multi-band GPS. Neither is scored, but dual-frequency GPS tracks runs more accurately in cities.
Battery: Apple Watch Series 10 vs Garmin Venu 3 Score: Apple Watch Series 10 8 · Garmin Venu 3 100
Garmin Venu 3 offers 336 h of rated battery life while Apple Watch Series 10 stops at 18 h; the 318 h gap matters because battery life decides whether you can track sleep without a nightly charge.
Value: Apple Watch Series 10 vs Garmin Venu 3 Score: Apple Watch Series 10 50 · Garmin Venu 3 33
The two differ on works with (iPhone only against iPhone and Android), and most smartwatches lock you to one phone platform.
On launch price (USD), Apple Watch Series 10 keeps it to $399 while Garmin Venu 3 lists $449. That $50 edge counts since launch price is the fairest baseline.
Pros and cons
Apple Watch Series 10
Pros
- Largest Apple Watch display
- Sleep apnoea detection
- Thinnest design yet
- Better weight (case only) (36 g)
- Better launch price (USD) ($399)
Cons
- Weaker rated battery life (18 h)
Garmin Venu 3
Pros
- Up to 14 days of battery
- Works with iPhone and Android
- Garmin sleep and training coaching
- Better weight (case only) (47 g)
- Better launch price (USD) ($449)
Cons
- Weaker rated battery life (336 h)
Which one should you buy?
Choose Apple Watch Series 10 for…
IPhone owners who want the most complete everyday smartwatch. It stands out for largest apple watch display, sleep apnoea detection, thinnest design yet.
Choose Garmin Venu 3 for…
Runners and gym-goers who hate charging and want serious training data. It stands out for up to 14 days of battery, works with iphone and android, garmin sleep and training coaching.
Final verdict
Garmin Venu 3 scores 50 to Apple Watch Series 10's 34 on our category weighting, making it the stronger overall pick for runners and gym-goers who hate charging and want serious training data. Apple Watch Series 10 remains the right call for iPhone owners who want the most complete everyday smartwatch. The VersusAnything Score is a transparent starting point, not a command; weight the rows you care about and the right answer for you may differ.
Compare with another smartwatch
Frequently asked questions
Is Apple Watch Series 10 better than Garmin Venu 3?
On the VersusAnything Score, Garmin Venu 3 finishes ahead 50 to 34. That makes Garmin Venu 3 the better overall pick for runners and gym-goers who hate charging and want serious training data, while Apple Watch Series 10 is still the right choice for iPhone owners who want the most complete everyday smartwatch.
What is the biggest difference between Apple Watch Series 10 and Garmin Venu 3?
The largest gap is case size: Apple Watch Series 10 lists 42 mm or 46 mm while Garmin Venu 3 lists 45 mm (Venu 3) or 41 mm (3S). Case size decides how the watch sits on your wrist and how big the screen can be.
Which is cheaper, Apple Watch Series 10 or Garmin Venu 3?
Apple Watch Series 10 is cheaper on launch price (USD): $399 against $449 for Garmin Venu 3. Street prices vary by country and retailer, so check current offers.
Who should choose Garmin Venu 3 over Apple Watch Series 10?
Garmin Venu 3 is the better fit for runners and gym-goers who hate charging and want serious training data. Its strongest points are up to 14 days of battery, works with iphone and android, garmin sleep and training coaching.
Sources
- Apple Watch Series 10: Apple official (manufacturer)
- Garmin Venu 3: Garmin official (manufacturer)
Specifications last verified: 2026-10-01. Prices are launch or official list prices in US dollars unless stated. See our sources and data policy.