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2026 comparison
Updated Jan 16, 2026
|Sources: Amazon, ManufacturerCOROS VERTIX 2S vs Google Pixel Watch 3 (45mm)
If you are torn between COROS VERTIX 2S and Google Pixel Watch 3 (45mm), this breakdown is for you. We compare specs, pros, and cons so you can decide confidently.
Ratings: 4★ vs 4.4★
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COROS VERTIX 2S
★4
(89)•Amazon
Compatibility:Android and iOS (via COROS app)
Operating System:COROS UI
Case Size:50.3mm (50.3 x 50.3 x 16.0 mm / 1.98 x 1.98 x 0.63 in)
Case Material:Bezel: Grade 5 Titanium Alloy with PVD coating; Body: Titanium Alloy with PVD coating; Glass: Sapphire crystal
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Google Pixel Watch 3 (45mm)
★4.4
(1,794)•Amazon
Compatibility:Android 10.0 or newer (requires Google Account and Pixel Watch app); Not compatible with iOS
Operating System:Wear OS 5.0
Case Size:45mm diameter x 12.3mm height
Case Material:100% recycled aluminum housing; Custom 3D Corning Gorilla Glass 5
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Comparison: COROS VERTIX 2S vs Google Pixel Watch 3 (45mm)
COROS VERTIX 2S
★4(89)Amazon
Google Pixel Watch 3 (45mm)
★4.4(1,794)Amazon
| Criterion | COROS VERTIX 2S | Google Pixel Watch 3 (45mm) |
|---|---|---|
| Rating | ★4(89)Amazon | ★4.4(1,794)Amazon |
Compatibility | Android and iOS (via COROS app) | Android 10.0 or newer (requires Google Account and Pixel Watch app); Not compatible with iOS |
Operating System | COROS UI | Wear OS 5.0 |
Case Size | 50.3mm (50.3 x 50.3 x 16.0 mm / 1.98 x 1.98 x 0.63 in) | 45mm diameter x 12.3mm height |
Case Material | Bezel: Grade 5 Titanium Alloy with PVD coating; Body: Titanium Alloy with PVD coating; Glass: Sapphire crystal | 100% recycled aluminum housing; Custom 3D Corning Gorilla Glass 5 |
Display Type | Transflective Memory-in-Pixel (LCD) touchscreen | Actua Display (AMOLED LTPO); 1–60Hz responsive refresh rate; Peak brightness 2000 nits; Minimum 1 nit |
Display Size | 1.4 in | 1.4 in (approx. 40% more screen area than Pixel Watch 2) |
Resolution | 280 x 280 pixels (64 colors) | 456 x 456 pixels (320 ppi); DCI-P3 color |
Always On Display | Yes (Memory LCD technology) | Yes |
Water Resistance | 10 ATM (100 m) | 5 ATM (ISO 22810:2010); IP68 (Dust and water resistant) |
Durability | Operating temp: -22°F to 122°F (-30°C to 50°C); scratch-resistant sapphire; titanium chassis | IP68 dust and water resistance rating; Custom 3D Corning Gorilla Glass 5 |
GPS | Dual-Frequency GNSS (L1 + L5); GPS, GLONASS, Galileo, Beidou, QZSS | GPS, GLONASS, Galileo, BeiDou, QZSS |
Connectivity | Bluetooth, Wi-Fi (for data sync and firmware updates) | 4G LTE (optional); Wi-Fi 6 (802.11ax) 2.4GHz + 5GHz; Bluetooth 5.3; NFC; Ultra-Wideband (UWB) |
NFC Payments | No (Not supported) | Google Wallet |
Sensors | Next-Gen Optical Heart Rate; Barometric Altimeter; Accelerometer; Gyroscope; 3D Compass; Thermometer; Optical Pulse Oximeter; ECG Sensor | Compass; Altimeter; Red and infrared sensors for oxygen saturation (SpO2); Multipurpose electrical sensors (ECG); Multi-path optical heart rate sensor; 3-axis accelerometer; Gyroscope; Ambient light sensor; cEDA sensor (stress); Skin temperature sensor; Ultra-Wideband |
Health Features | HRV Index; Sleep tracking (REM/Deep/Light); SpO2 (Altitude mode); Daily Stress; Recovery time; Resting Heart Rate | Loss of Pulse Detection; Daily Readiness; Cardio Load; Target Load; Sleep Profile; ECG app; SpO2; High/low heart rate notifications; Irregular heart rhythm notifications; Skin temperature variations; Body Response (stress detection) |
Workout Modes | Multi-pitch climbing, Trail Running, Hiking, Skiing (XC/Touring/Downhill), Surfing (Speed/Wind), Whitewater, Triathlon, Strength | Advanced Running Form (Cadence, Stride Length, Vertical Oscillation, Ground Contact Time); Custom Runs; Interval Training; 40+ exercise modes including HIIT, Pilates, Strength, Cross-country skiing, and more |
Storage | 32 GB (Music storage and Maps) | 32GB eMMC flash |
Speaker Mic | No (Beep alerts and vibration only) | Built-in speaker; Built-in microphone |
Calls | No (Notification alerts only) | Yes (Bluetooth); LTE models support standalone calls |
Battery | Up to 40 days (Daily Use); 118 hours (Standard Full GPS); 73 hours (All Systems On); 43 hours (Dual Frequency) | 420 mAh (typical); Up to 24 hours (Always-on Display enabled); Up to 36 hours (Battery Saver mode) |
Charging | COROS proprietary charging cable (USB-A) | USB-C Fast Charging Cable (included); 0–50% in ~28 min; 0–80% in ~50 min; 0–100% in ~80 min |
Weight | 87 g (with Silicone band) / 70 g (with Nylon band) / 61 g (Body only) | 37 g (without band) |
Band Sizes | Silicone: 130–240 mm; Nylon: 155–225 mm; 26 mm Quick Fit width | Active Band: Small fits 150–185 mm wrists; Large fits 165–215 mm wrists |
Extras | Global offline landscape/topo maps; Music playback (MP3 via Bluetooth); GoPro/Insta360 camera control; Digital Dial navigation; Storm alerts | UWB for Watch Unlock and finding devices; Google Home control; Camera Remote for Pixel phones; Offline Google Maps; Recorder app |
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COROS VERTIX 2S
Rating:★4(89)Amazon
Compatibility:Android and iOS (via COROS app)
Operating System:COROS UI
Case Size:50.3mm (50.3 x 50.3 x 16.0 mm / 1.98 x 1.98 x 0.63 in)
Case Material:Bezel: Grade 5 Titanium Alloy with PVD coating; Body: Titanium Alloy with PVD coating; Glass: Sapphire crystal
Display Type:Transflective Memory-in-Pixel (LCD) touchscreen
Display Size:1.4 in
Resolution:280 x 280 pixels (64 colors)
Always On Display:Yes (Memory LCD technology)
Water Resistance:10 ATM (100 m)
Durability:Operating temp: -22°F to 122°F (-30°C to 50°C); scratch-resistant sapphire; titanium chassis
GPS:Dual-Frequency GNSS (L1 + L5); GPS, GLONASS, Galileo, Beidou, QZSS
Connectivity:Bluetooth, Wi-Fi (for data sync and firmware updates)
NFC Payments:No (Not supported)
Sensors:Next-Gen Optical Heart Rate; Barometric Altimeter; Accelerometer; Gyroscope; 3D Compass; Thermometer; Optical Pulse Oximeter; ECG Sensor
Health Features:HRV Index; Sleep tracking (REM/Deep/Light); SpO2 (Altitude mode); Daily Stress; Recovery time; Resting Heart Rate
Workout Modes:Multi-pitch climbing, Trail Running, Hiking, Skiing (XC/Touring/Downhill), Surfing (Speed/Wind), Whitewater, Triathlon, Strength
Storage:32 GB (Music storage and Maps)
Speaker Mic:No (Beep alerts and vibration only)
Calls:No (Notification alerts only)
Battery:Up to 40 days (Daily Use); 118 hours (Standard Full GPS); 73 hours (All Systems On); 43 hours (Dual Frequency)
Charging:COROS proprietary charging cable (USB-A)
Weight:87 g (with Silicone band) / 70 g (with Nylon band) / 61 g (Body only)
Band Sizes:Silicone: 130–240 mm; Nylon: 155–225 mm; 26 mm Quick Fit width
Extras:Global offline landscape/topo maps; Music playback (MP3 via Bluetooth); GoPro/Insta360 camera control; Digital Dial navigation; Storm alerts
✓ Pros:
- • Class-leading battery life (118 hours standard GPS, 40 days daily use)
- • Updated next-gen heart rate sensor for improved accuracy over Vertix 2
- • Dual-frequency GNSS provides rock-solid tracking in steep terrain
- • Bombproof build quality with full titanium body and sapphire glass
- • 32GB storage for offline global maps and music without phone dependency
✗ Cons:
- • No NFC payments or streaming music support (Spotify/Apple Music)
- • Large 50.3mm case is very bulky for smaller wrists
- • Screen is less vibrant and lower resolution than AMOLED competitors
- • No built-in speaker or microphone for voice notes or calls
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Google Pixel Watch 3 (45mm)
Rating:★4.4(1,794)Amazon
Compatibility:Android 10.0 or newer (requires Google Account and Pixel Watch app); Not compatible with iOS
Operating System:Wear OS 5.0
Case Size:45mm diameter x 12.3mm height
Case Material:100% recycled aluminum housing; Custom 3D Corning Gorilla Glass 5
Display Type:Actua Display (AMOLED LTPO); 1–60Hz responsive refresh rate; Peak brightness 2000 nits; Minimum 1 nit
Display Size:1.4 in (approx. 40% more screen area than Pixel Watch 2)
Resolution:456 x 456 pixels (320 ppi); DCI-P3 color
Always On Display:Yes
Water Resistance:5 ATM (ISO 22810:2010); IP68 (Dust and water resistant)
Durability:IP68 dust and water resistance rating; Custom 3D Corning Gorilla Glass 5
GPS:GPS, GLONASS, Galileo, BeiDou, QZSS
Connectivity:4G LTE (optional); Wi-Fi 6 (802.11ax) 2.4GHz + 5GHz; Bluetooth 5.3; NFC; Ultra-Wideband (UWB)
NFC Payments:Google Wallet
Sensors:Compass; Altimeter; Red and infrared sensors for oxygen saturation (SpO2); Multipurpose electrical sensors (ECG); Multi-path optical heart rate sensor; 3-axis accelerometer; Gyroscope; Ambient light sensor; cEDA sensor (stress); Skin temperature sensor; Ultra-Wideband
Health Features:Loss of Pulse Detection; Daily Readiness; Cardio Load; Target Load; Sleep Profile; ECG app; SpO2; High/low heart rate notifications; Irregular heart rhythm notifications; Skin temperature variations; Body Response (stress detection)
Workout Modes:Advanced Running Form (Cadence, Stride Length, Vertical Oscillation, Ground Contact Time); Custom Runs; Interval Training; 40+ exercise modes including HIIT, Pilates, Strength, Cross-country skiing, and more
Storage:32GB eMMC flash
Speaker Mic:Built-in speaker; Built-in microphone
Calls:Yes (Bluetooth); LTE models support standalone calls
Battery:420 mAh (typical); Up to 24 hours (Always-on Display enabled); Up to 36 hours (Battery Saver mode)
Charging:USB-C Fast Charging Cable (included); 0–50% in ~28 min; 0–80% in ~50 min; 0–100% in ~80 min
Weight:37 g (without band)
Band Sizes:Active Band: Small fits 150–185 mm wrists; Large fits 165–215 mm wrists
Extras:UWB for Watch Unlock and finding devices; Google Home control; Camera Remote for Pixel phones; Offline Google Maps; Recorder app
✓ Pros:
- • Significantly larger and brighter display (2000 nits) than predecessors
- • Advanced running metrics (stride, oscillation) without external pods
- • Unique 'Loss of Pulse Detection' safety feature (first-of-kind)
- • Deepest integration with Google ecosystem (Nest, Maps, Pixel Camera)
- • Fast charging helps offset the 24-hour daily battery cycle
✗ Cons:
- • Battery life rated for only 24h with AOD (daily charging required)
- • Strictly incompatible with iPhone (Android 10+ only)
- • Some advanced health insights require Fitbit Premium subscription
- • Uses proprietary charging pin connection (not standard Qi wireless)
As an Amazon Associate I earn from qualifying purchases.
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Which one is better?
Google Pixel Watch 3 (45mm) is stronger in overall satisfaction, but COROS VERTIX 2S could still be the better pick if you value its unique advantages.
Who should buy each?
Choose COROS VERTIX 2S if:
- You want Class-leading battery life (118 hours standard GPS, 40 days daily use), Updated next-gen heart rate sensor for improved accuracy over Vertix 2
- Rating: 4★ (89 reviews)
Choose Google Pixel Watch 3 (45mm) if:
- You prefer Significantly larger and brighter display (2000 nits) than predecessors, Advanced running metrics (stride, oscillation) without external pods
- Rating: 4.4★ (1794 reviews)
Conclusion
We hope this comparison helps you buy with confidence. Both products are dependable; the right one depends on how you will use it.
Frequently Asked Questions
+Which has better value?
COROS VERTIX 2S excels if you value class-leading battery life (118 hours standard gps, 40 days daily use). Google Pixel Watch 3 (45mm) is better if you prioritize significantly larger and brighter display (2000 nits) than predecessors. Pick based on your budget and daily use.
+Is this an independent review?
Yes. We use affiliate links for monetization, but recommendations are research-driven and unbiased.
+Do newer models exist?
Check release timelines from the manufacturers and compare pricing before you buy. We refresh this page when major updates land.
Affiliate disclosure
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