Samsung Galaxy Watch 7 vs Google Pixel Watch 3 (45mm)
For those in the market for a premium smartwatch, the Samsung Galaxy Watch 7 stands out with its 3nm Exynos W1000 chip, making it incredibly fast. However, the Google Pixel Watch 3 (45mm) surprises with its vibrant 1.4-inch display, boasting 2000 nits of brightness. In real-world usage, you'll find the Galaxy Watch 7 excels in performance, while the Pixel Watch 3 shines with its stunning visuals and deeper integration within the Google ecosystem. Key specs: Weight: 1.19 oz vs 1.31 oz and Display: 1.4" vs 1.2".
Why compare these? Both the Samsung Galaxy Watch 7 and Google Pixel Watch 3 (45mm) are high-end smartwatches competing in the same market segment. This makes them direct rivals for buyers looking for high-end features and performance in 2026. Understanding their differences helps you choose the right one for your specific needs.
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Key Differences at a Glance
| Aspect | Samsung Galaxy | Google Pixel |
|---|---|---|
| User Rating | ✓4.5★ (6,385 reviews) | 4.4★ (1,794 reviews) |
| Top Strength | Significantly faster performance with new 3nm Exynos W1000 chip | Significantly larger and brighter display (2000 nits) than predecessors |
| Main Drawback | Battery life remains roughly 1 day with heavy use (requires daily charging) | Battery life rated for only 24h with AOD (daily charging required) |
| Market Position | Premium | Premium |
Samsung Galaxy Watch 7
Android 11.0 or higher with 1.5GB+ RAM; Samsung Galaxy phone required for Energy Score, ECG, Sleep Apnea, and IHRN features
Wear OS 5 powered by Samsung (One UI 6 Watch)
44mm (44.4 x 44.4 x 9.7 mm) or 40mm (40.4 x 40.4 x 9.7 mm)
Armor Aluminum 2 case; Sapphire Crystal glass
Google Pixel Watch 3 (45mm)
Android 10.0 or newer (requires Google Account and Pixel Watch app); Not compatible with iOS
Wear OS 5.0
45mm diameter x 12.3mm height
100% recycled aluminum housing; Custom 3D Corning Gorilla Glass 5
Only the specs that differ are shown here. Winners are highlighted when the data is clear.
+Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
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Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
Comparison: Samsung Galaxy Watch 7 vs Google Pixel Watch 3 (45mm)
Samsung Galaxy Watch 7
Google Pixel Watch 3 (45mm)
| Criterion | Samsung Galaxy Watch 7 | Google Pixel Watch 3 (45mm) |
|---|---|---|
| Rating | ★4.5(6,385)Amazon | ★4.4(1,794)Amazon |
Compatibility | Android 11.0 or higher with 1.5GB+ RAM; Samsung Galaxy phone required for Energy Score, ECG, Sleep Apnea, and IHRN features | Android 10.0 or newer (requires Google Account and Pixel Watch app); Not compatible with iOS |
Operating System | Wear OS 5 powered by Samsung (One UI 6 Watch) | Wear OS 5.0 |
Case Size | 44mm (44.4 x 44.4 x 9.7 mm) or 40mm (40.4 x 40.4 x 9.7 mm) | 45mm diameter x 12.3mm height |
Case Material | Armor Aluminum 2 case; Sapphire Crystal glass | 100% recycled aluminum housing; Custom 3D Corning Gorilla Glass 5 |
Display Type | Super AMOLED; Always-On Display; Peak brightness 2000 nits | Actua Display (AMOLED LTPO); 1–60Hz responsive refresh rate; Peak brightness 2000 nits; Minimum 1 nit |
Display Size | 1.5 in (44mm) / 1.3 in (40mm) | 1.4 in (approx. 40% more screen area than Pixel Watch 2) |
Resolution | 480 x 480 pixels (44mm); 432 x 432 pixels (40mm) | 456 x 456 pixels (320 ppi); DCI-P3 color |
Always On Display | Yes | Yes |
Water Resistance | 5 ATM + IP68 (water resistant up to 50 meters for 10 min) | 5 ATM (ISO 22810:2010); IP68 (Dust and water resistant) |
Durability | MIL-STD-810H certified; Dust tight (IP68) | IP68 dust and water resistance rating; Custom 3D Corning Gorilla Glass 5 |
GPS | Dual-frequency GPS (L1+L5); Glonass; Beidou; Galileo | GPS, GLONASS, Galileo, BeiDou, QZSS |
Connectivity | LTE (optional); Wi-Fi 2.4+5GHz; Bluetooth 5.3; NFC | 4G LTE (optional); Wi-Fi 6 (802.11ax) 2.4GHz + 5GHz; Bluetooth 5.3; NFC; Ultra-Wideband (UWB) |
NFC Payments | Samsung Wallet / Google 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 | 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 | Energy Score; Sleep Apnea detection (FDA authorized); AGEs Index; Body Composition (BIA); ECG; Irregular Heart Rhythm Notification; Cycle Tracking with skin temperature; Sleep coaching | 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 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 | 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 | 32GB eMMC flash |
Speaker Mic | Speaker; Microphone | Built-in speaker; Built-in microphone |
Calls | Yes (LTE standalone or via paired phone) | Yes (Bluetooth); LTE models support standalone calls |
Battery | 425 mAh (44mm) / 300 mAh (40mm); Up to 40 hours (AOD off); Up to 30 hours (AOD on) | 420 mAh (typical); Up to 24 hours (Always-on Display enabled); Up to 36 hours (Battery Saver mode) |
Charging | Fast Wireless Charging (WPC Inductive); 0-45% in approx. 30 mins | USB-C Fast Charging Cable (included); 0–50% in ~28 min; 0–80% in ~50 min; 0–100% in ~80 min |
Weight | 33.8 g (44mm) / 28.8 g (40mm) (Body only) | 37 g (without band) |
Band Sizes | Fits 20mm standard bands (One Click system) | Active Band: Small fits 150–185 mm wrists; Large fits 165–215 mm wrists |
Extras | Exynos W1000 (3nm) Processor; Galaxy AI features (Smart Reply, Voice-to-Text summaries); Double Pinch gesture | UWB for Watch Unlock and finding devices; Google Home control; Camera Remote for Pixel phones; Offline Google Maps; Recorder app |
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Samsung Galaxy Watch 7
Android 11.0 or higher with 1.5GB+ RAM; Samsung Galaxy phone required for Energy Score, ECG, Sleep Apnea, and IHRN features
Wear OS 5 powered by Samsung (One UI 6 Watch)
44mm (44.4 x 44.4 x 9.7 mm) or 40mm (40.4 x 40.4 x 9.7 mm)
Armor Aluminum 2 case; Sapphire Crystal glass
Super AMOLED; Always-On Display; Peak brightness 2000 nits
1.5 in (44mm) / 1.3 in (40mm)
Pros
- Significantly faster performance with new 3nm Exynos W1000 chip
- Dual-frequency GPS improves tracking accuracy in cities
Cons
- Battery life remains roughly 1 day with heavy use (requires daily charging)
- Advanced health features (ECG, Apnea) strictly require Samsung phones
Google Pixel Watch 3 (45mm)
Android 10.0 or newer (requires Google Account and Pixel Watch app); Not compatible with iOS
Wear OS 5.0
45mm diameter x 12.3mm height
100% recycled aluminum housing; Custom 3D Corning Gorilla Glass 5
Actua Display (AMOLED LTPO); 1–60Hz responsive refresh rate; Peak brightness 2000 nits; Minimum 1 nit
1.4 in (approx. 40% more screen area than Pixel Watch 2)
Pros
- Significantly larger and brighter display (2000 nits) than predecessors
- Advanced running metrics (stride, oscillation) without external pods
Cons
- Battery life rated for only 24h with AOD (daily charging required)
- Strictly incompatible with iPhone (Android 10+ only)
Which one is better?
The Samsung Galaxy Watch 7 is the better buy for most people - its 3nm Exynos W1000 chip crushes the Pixel Watch 3's performance. That said, grab the Google Pixel Watch 3 if you want a brighter display and deeper Google integration - it's heavier but offers a unique user experience.
Who should buy each?
Choose the Samsung Galaxy Watch 7 if: you want the fastest performance available, need advanced health metrics, or prefer a lighter design. (1.19 oz weight)
Choose the Google Pixel Watch 3 (45mm) if: you prioritize display quality, are embedded in the Google ecosystem, or enjoy detailed running metrics without additional pods. (1.31 oz weight)
Quality Seekers
Higher user rating (4.5★ vs 4.4★) indicates better overall satisfaction
→ Choose Samsung Galaxy
Safe Choice Buyers
More widely tested with 6,385 reviews vs 1,794
→ Choose Samsung Galaxy
Significantly faster performance Priority
Significantly faster performance with new 3nm Exynos W1000 chip
→ Choose Samsung Galaxy
Significantly larger and Priority
Significantly larger and brighter display (2000 nits) than predecessors
→ Choose Google Pixel
Conclusion
We hope this comparison helps you buy with confidence. Both products are dependable; the right one depends on how you will use it.
Bottom line: The Samsung Galaxy Watch 7 edges ahead with a 4.5★ rating compared to 4.4★. However, Google Pixel Watch 3 (45mm) remains a strong contender if its strengths align better with your needs.
Frequently Asked Questions
+Which is better: Samsung Galaxy Watch 7 or Google Pixel Watch 3 (45mm)?
Samsung Galaxy Watch 7 is the better choice if you prioritize significantly faster performance with new 3nm exynos w1000 chip. Google Pixel Watch 3 (45mm) wins if you value significantly larger and brighter display (2000 nits) than predecessors. Both are rated highly (4.5★ vs 4.4★), so consider your specific needs and budget.
+What are the main differences between Samsung Galaxy Watch 7 and Google Pixel Watch 3 (45mm)?
Key differences: Samsung Galaxy Watch 7 offers significantly faster performance with new 3nm exynos w1000 chip, while Google Pixel Watch 3 (45mm) stands out with significantly larger and brighter display (2000 nits) than predecessors. Consider that Samsung Galaxy Watch 7 battery life remains roughly 1 day with heavy use (requires daily charging). Meanwhile, Google Pixel Watch 3 (45mm) battery life rated for only 24h with aod (daily charging required). Check the detailed specs table above for a complete comparison.
+Where can US buyers get the best price?
For US buyers, Amazon typically offers competitive pricing with Prime shipping, easy returns, and reliable warranty support. We recommend comparing prices on both products using our affiliate links above—prices fluctuate regularly, and you may find sales or deals.
+Is this comparison up to date?
Yes, this comparison is current for 2026. We regularly verify specs, ratings, and availability. Last verified: January 27, 2026. PageBen uses affiliate links for monetization, but our recommendations are research-driven and independent.
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