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2026 comparison
Updated Jan 16, 2026
|Sources: Amazon, ManufacturerGoogle Pixel Watch 3 (45mm) vs Samsung Galaxy Watch 7
If you are torn between Google Pixel Watch 3 (45mm) and Samsung Galaxy Watch 7, this breakdown is for you. We compare specs, pros, and cons so you can decide confidently.
Ratings: 4.4★ vs 4.5★
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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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Samsung Galaxy Watch 7
★4.5
(6,385)•Amazon
Compatibility:Android 11.0 or higher with 1.5GB+ RAM; Samsung Galaxy phone required for Energy Score, ECG, Sleep Apnea, and IHRN features
Operating System:Wear OS 5 powered by Samsung (One UI 6 Watch)
Case Size:44mm (44.4 x 44.4 x 9.7 mm) or 40mm (40.4 x 40.4 x 9.7 mm)
Case Material:Armor Aluminum 2 case; Sapphire Crystal glass
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Comparison: Google Pixel Watch 3 (45mm) vs Samsung Galaxy Watch 7
Google Pixel Watch 3 (45mm)
★4.4(1,794)Amazon
Samsung Galaxy Watch 7
★4.5(6,385)Amazon
| Criterion | Google Pixel Watch 3 (45mm) | Samsung Galaxy Watch 7 |
|---|---|---|
| Rating | ★4.4(1,794)Amazon | ★4.5(6,385)Amazon |
Compatibility | Android 10.0 or newer (requires Google Account and Pixel Watch app); Not compatible with iOS | Android 11.0 or higher with 1.5GB+ RAM; Samsung Galaxy phone required for Energy Score, ECG, Sleep Apnea, and IHRN features |
Operating System | Wear OS 5.0 | Wear OS 5 powered by Samsung (One UI 6 Watch) |
Case Size | 45mm diameter x 12.3mm height | 44mm (44.4 x 44.4 x 9.7 mm) or 40mm (40.4 x 40.4 x 9.7 mm) |
Case Material | 100% recycled aluminum housing; Custom 3D Corning Gorilla Glass 5 | Armor Aluminum 2 case; Sapphire Crystal glass |
Display Type | Actua Display (AMOLED LTPO); 1–60Hz responsive refresh rate; Peak brightness 2000 nits; Minimum 1 nit | Super AMOLED; Always-On Display; Peak brightness 2000 nits |
Display Size | 1.4 in (approx. 40% more screen area than Pixel Watch 2) | 1.5 in (44mm) / 1.3 in (40mm) |
Resolution | 456 x 456 pixels (320 ppi); DCI-P3 color | 480 x 480 pixels (44mm); 432 x 432 pixels (40mm) |
Always On Display | Yes | Yes |
Water Resistance | 5 ATM (ISO 22810:2010); IP68 (Dust and water resistant) | 5 ATM + IP68 (water resistant up to 50 meters for 10 min) |
Durability | IP68 dust and water resistance rating; Custom 3D Corning Gorilla Glass 5 | MIL-STD-810H certified; Dust tight (IP68) |
GPS | GPS, GLONASS, Galileo, BeiDou, QZSS | Dual-frequency GPS (L1+L5); Glonass; Beidou; Galileo |
Connectivity | 4G LTE (optional); Wi-Fi 6 (802.11ax) 2.4GHz + 5GHz; Bluetooth 5.3; NFC; Ultra-Wideband (UWB) | LTE (optional); Wi-Fi 2.4+5GHz; Bluetooth 5.3; NFC |
NFC Payments | Google Wallet | Samsung Wallet / 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 | Samsung BioActive Sensor (Optical Bio-signal + Electrical Heart + Bioelectrical Impedance Analysis); Temperature sensor; Accelerometer; Barometer; Gyro sensor; Geomagnetic sensor; Light sensor |
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) | Energy Score; Sleep Apnea detection (FDA authorized); AGEs Index; Body Composition (BIA); ECG; Irregular Heart Rhythm Notification; Cycle Tracking with skin temperature; Sleep coaching |
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 | Advanced Run Coaching; Race (compete against past results); Track Back; Custom Interval Training; Swimming (Pool & Open Water); Cycling; Hiking; Circuit Training; and 100+ others via Samsung Health |
Storage | 32GB eMMC flash | 32GB |
Speaker Mic | Built-in speaker; Built-in microphone | Speaker; Microphone |
Calls | Yes (Bluetooth); LTE models support standalone calls | Yes (LTE standalone or via paired phone) |
Battery | 420 mAh (typical); Up to 24 hours (Always-on Display enabled); Up to 36 hours (Battery Saver mode) | 425 mAh (44mm) / 300 mAh (40mm); Up to 40 hours (AOD off); Up to 30 hours (AOD on) |
Charging | USB-C Fast Charging Cable (included); 0–50% in ~28 min; 0–80% in ~50 min; 0–100% in ~80 min | Fast Wireless Charging (WPC Inductive); 0-45% in approx. 30 mins |
Weight | 37 g (without band) | 33.8 g (44mm) / 28.8 g (40mm) (Body only) |
Band Sizes | Active Band: Small fits 150–185 mm wrists; Large fits 165–215 mm wrists | Fits 20mm standard bands (One Click system) |
Extras | UWB for Watch Unlock and finding devices; Google Home control; Camera Remote for Pixel phones; Offline Google Maps; Recorder app | Exynos W1000 (3nm) Processor; Galaxy AI features (Smart Reply, Voice-to-Text summaries); Double Pinch gesture |
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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)
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Samsung Galaxy Watch 7
Rating:★4.5(6,385)Amazon
Compatibility:Android 11.0 or higher with 1.5GB+ RAM; Samsung Galaxy phone required for Energy Score, ECG, Sleep Apnea, and IHRN features
Operating System:Wear OS 5 powered by Samsung (One UI 6 Watch)
Case Size:44mm (44.4 x 44.4 x 9.7 mm) or 40mm (40.4 x 40.4 x 9.7 mm)
Case Material:Armor Aluminum 2 case; Sapphire Crystal glass
Display Type:Super AMOLED; Always-On Display; Peak brightness 2000 nits
Display Size:1.5 in (44mm) / 1.3 in (40mm)
Resolution:480 x 480 pixels (44mm); 432 x 432 pixels (40mm)
Always On Display:Yes
Water Resistance:5 ATM + IP68 (water resistant up to 50 meters for 10 min)
Durability:MIL-STD-810H certified; Dust tight (IP68)
GPS:Dual-frequency GPS (L1+L5); Glonass; Beidou; Galileo
Connectivity:LTE (optional); Wi-Fi 2.4+5GHz; Bluetooth 5.3; NFC
NFC Payments:Samsung Wallet / Google Wallet
Sensors:Samsung BioActive Sensor (Optical Bio-signal + Electrical Heart + Bioelectrical Impedance Analysis); Temperature sensor; Accelerometer; Barometer; Gyro sensor; Geomagnetic sensor; Light sensor
Health Features:Energy Score; Sleep Apnea detection (FDA authorized); AGEs Index; Body Composition (BIA); ECG; Irregular Heart Rhythm Notification; Cycle Tracking with skin temperature; Sleep coaching
Workout Modes:Advanced Run Coaching; Race (compete against past results); Track Back; Custom Interval Training; Swimming (Pool & Open Water); Cycling; Hiking; Circuit Training; and 100+ others via Samsung Health
Storage:32GB
Speaker Mic:Speaker; Microphone
Calls:Yes (LTE standalone or via paired phone)
Battery:425 mAh (44mm) / 300 mAh (40mm); Up to 40 hours (AOD off); Up to 30 hours (AOD on)
Charging:Fast Wireless Charging (WPC Inductive); 0-45% in approx. 30 mins
Weight:33.8 g (44mm) / 28.8 g (40mm) (Body only)
Band Sizes:Fits 20mm standard bands (One Click system)
Extras:Exynos W1000 (3nm) Processor; Galaxy AI features (Smart Reply, Voice-to-Text summaries); Double Pinch gesture
✓ Pros:
- • Significantly faster performance with new 3nm Exynos W1000 chip
- • Dual-frequency GPS improves tracking accuracy in cities
- • New health metrics: Sleep Apnea, AGEs Index, and Energy Score
- • Double the storage (32GB) compared to Watch 6
- • Lightweight and comfortable Armor Aluminum design
✗ Cons:
- • Battery life remains roughly 1 day with heavy use (requires daily charging)
- • Advanced health features (ECG, Apnea) strictly require Samsung phones
- • Charging speed is decent but slower than some competitors
- • Design is virtually identical to the previous generation
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Which one is better?
Samsung Galaxy Watch 7 is stronger in specific features, but Google Pixel Watch 3 (45mm) could still be the better pick if you value its unique advantages.
Who should buy each?
Expert take:
- Google Pixel Watch 3 (45mm) suits buyers who need Significantly larger and brighter display (2000 nits) than predecessors, Advanced running metrics (stride, oscillation) without external pods
- Samsung Galaxy Watch 7 suits buyers who want Significantly faster performance with new 3nm Exynos W1000 chip, Dual-frequency GPS improves tracking accuracy in cities
Conclusion
Google Pixel Watch 3 (45mm) and Samsung Galaxy Watch 7 are both solid choices. Match the strengths above to your budget and workflow to make the best call.
Frequently Asked Questions
+Which has better value?
Google Pixel Watch 3 (45mm) excels if you value significantly larger and brighter display (2000 nits) than predecessors. Samsung Galaxy Watch 7 is better if you prioritize significantly faster performance with new 3nm exynos w1000 chip. 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.
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