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2026 comparison
Updated Jan 7, 2026
|Sources: Amazon, ManufacturerSamsung Galaxy Watch 7 vs Google Pixel Watch 4 (45mm)
The Samsung Galaxy Watch 7 is the premium option here, boasting a snappier Exynos W1000 chip. However, if battery life is your main concern, the Google Pixel Watch 4 (45mm) shines with a staggering 40 hours of use. In real-world testing, that translates to a full day of wear without needing a charger. Key specs: Weight: 1.19 oz vs 1.29 oz and Battery: 1 day vs 40 hours.
⚖️ Weight: 1.19 oz vs 1.29 oz🔋 Battery: 1 day vs 40 hours📱 Display Brightness: 2000 nits vs 3000 nits
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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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Google Pixel Watch 4 (45mm)
★4.5
(405)•Amazon
Compatibility:Android 11.0 or later (Google account required); not compatible with iOS
Operating System:Wear OS 6.0 (pre-installed)
Case Size:45mm (45.0 x 45.0 x 12.3 mm)
Case Material:100% recycled aluminum case; Custom 3D Corning Gorilla Glass 5
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Key spec differences
Only the specs that differ are shown here. Winners are highlighted when the data is clear.
Winner= clear advantage
Spec
Samsung Galaxy Watch 7
Google Pixel Watch 4 (45mm)
Display2 specs
Display SizeKey
Samsung Galaxy Watch 7
1.5 in (44mm) / 1.3 in (40mm)
Google Pixel Watch 4 (45mm)
1.4 in (Actua 360 domed design)
Resolution
Samsung Galaxy Watch 7
480 x 480 pixels (44mm); 432 x 432 pixels (40mm)
Google Pixel Watch 4 (45mm)
456 x 456 pixels (320 ppi)
Performance1 specs
Storage
Samsung Galaxy Watch 7
32GB
Google Pixel Watch 4 (45mm)
32GB eMMC flash
Battery1 specs
Battery CapacityKey
Samsung Galaxy Watch 7
425 mAh (44mm) / 300 mAh (40mm); Up to 40 hours (AOD off); Up to 30 hours (AOD on)
Google Pixel Watch 4 (45mm)
455 mAh; Up to 40 hours with Always-On Display; Up to 72 hours in Battery Saver mode
Design2 specs
Weight
Samsung Galaxy Watch 7
33.8 g (44mm) / 28.8 g (40mm) (Body only)Winner
Google Pixel Watch 4 (45mm)
36.7 g (without band)
Water Resistance
Samsung Galaxy Watch 7
5 ATM + IP68 (water resistant up to 50 meters for 10 min)
Google Pixel Watch 4 (45mm)
5 ATM (50 meters)
Software1 specs
Operating System
Samsung Galaxy Watch 7
Wear OS 5 powered by Samsung (One UI 6 Watch)
Google Pixel Watch 4 (45mm)
Wear OS 6.0 (pre-installed)
Connectivity1 specs
Connectivity
Samsung Galaxy Watch 7
LTE (optional); Wi-Fi 2.4+5GHz; Bluetooth 5.3; NFC
Google Pixel Watch 4 (45mm)
Bluetooth 6.0; Wi-Fi 6 (802.11ax) 2.4GHz/5GHz; NFC; Ultra-Wideband (UWB); LTE version available
+Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
Expand
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 4 (45mm)
Samsung Galaxy Watch 7
★4.5(6,385)Amazon
Google Pixel Watch 4 (45mm)
★4.5(405)Amazon
| Criterion | Samsung Galaxy Watch 7 | Google Pixel Watch 4 (45mm) |
|---|---|---|
| Rating | ★4.5(6,385)Amazon | ★4.5(405)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 11.0 or later (Google account required); not compatible with iOS |
Operating System | Wear OS 5 powered by Samsung (One UI 6 Watch) | Wear OS 6.0 (pre-installed) |
Case Size | 44mm (44.4 x 44.4 x 9.7 mm) or 40mm (40.4 x 40.4 x 9.7 mm) | 45mm (45.0 x 45.0 x 12.3 mm) |
Case Material | Armor Aluminum 2 case; Sapphire Crystal glass | 100% recycled aluminum case; Custom 3D Corning Gorilla Glass 5 |
Display Type | Super AMOLED; Always-On Display; Peak brightness 2000 nits | Actua 360 AMOLED LTPO (1-60Hz) with 15% thinner bezels |
Display Size | 1.5 in (44mm) / 1.3 in (40mm) | 1.4 in (Actua 360 domed design) |
Resolution | 480 x 480 pixels (44mm); 432 x 432 pixels (40mm) | 456 x 456 pixels (320 ppi) |
Always On Display | Yes | Yes (Up to 3,000 nits peak brightness, 1 nit minimum) |
Water Resistance | 5 ATM + IP68 (water resistant up to 50 meters for 10 min) | 5 ATM (50 meters) |
Durability | MIL-STD-810H certified; Dust tight (IP68) | IP68 dust and water resistance; Custom 3D Corning Gorilla Glass 5 |
GPS | Dual-frequency GPS (L1+L5); Glonass; Beidou; Galileo | Dual-frequency GPS (L1+L5); GLONASS, Galileo, BeiDou, QZSS, NavIC |
Connectivity | LTE (optional); Wi-Fi 2.4+5GHz; Bluetooth 5.3; NFC | Bluetooth 6.0; Wi-Fi 6 (802.11ax) 2.4GHz/5GHz; NFC; Ultra-Wideband (UWB); LTE version available |
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/Infrared SpO2 sensors; Multipurpose electrical sensors (ECG); Multi-path optical heart rate sensor; 3-axis accelerometer; Gyroscope; Ambient light sensor; cEDA sensor (stress); Skin temperature sensor; Barometer; Magnetometer |
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 | Gemini-powered Health Coach; Sleep Apnea detection; Daily Readiness; Cardio Load; ECG app; High/low heart rate notifications; Stress management (cEDA); Skin temperature variation |
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 | 40+ exercise modes; Auto-workout detection; Custom runs; Real-time guidance; Pace training; Heart Zone training |
Storage | 32GB | 32GB eMMC flash |
Speaker Mic | Speaker; Microphone | Built-in speaker (improved for Gemini); Microphone |
Calls | Yes (LTE standalone or via paired phone) | Yes (via Bluetooth or standalone on LTE models) |
Battery | 425 mAh (44mm) / 300 mAh (40mm); Up to 40 hours (AOD off); Up to 30 hours (AOD on) | 455 mAh; Up to 40 hours with Always-On Display; Up to 72 hours in Battery Saver mode |
Charging | Fast Wireless Charging (WPC Inductive); 0-45% in approx. 30 mins | Fast charging (50% in 15 min; 80% in 30 min; 100% in 60 min) via 5-pin magnetic dock |
Weight | 33.8 g (44mm) / 28.8 g (40mm) (Body only) | 36.7 g (without band) |
Band Sizes | Fits 20mm standard bands (One Click system) | Active Band included (Small: 150–185 mm; Large: 165–215 mm) |
Extras | Exynos W1000 (3nm) Processor; Galaxy AI features (Smart Reply, Voice-to-Text summaries); Double Pinch gesture | Snapdragon W5 Gen 2 chip; Cortex M55 co-processor; Satellite SOS (LTE only); Offline Google Maps; Safety Check; Fall Detection |
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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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Google Pixel Watch 4 (45mm)
Rating:★4.5(405)Amazon
Compatibility:Android 11.0 or later (Google account required); not compatible with iOS
Operating System:Wear OS 6.0 (pre-installed)
Case Size:45mm (45.0 x 45.0 x 12.3 mm)
Case Material:100% recycled aluminum case; Custom 3D Corning Gorilla Glass 5
Display Type:Actua 360 AMOLED LTPO (1-60Hz) with 15% thinner bezels
Display Size:1.4 in (Actua 360 domed design)
Resolution:456 x 456 pixels (320 ppi)
Always On Display:Yes (Up to 3,000 nits peak brightness, 1 nit minimum)
Water Resistance:5 ATM (50 meters)
Durability:IP68 dust and water resistance; Custom 3D Corning Gorilla Glass 5
GPS:Dual-frequency GPS (L1+L5); GLONASS, Galileo, BeiDou, QZSS, NavIC
Connectivity:Bluetooth 6.0; Wi-Fi 6 (802.11ax) 2.4GHz/5GHz; NFC; Ultra-Wideband (UWB); LTE version available
NFC Payments:Google Wallet
Sensors:Compass; Altimeter; Red/Infrared SpO2 sensors; Multipurpose electrical sensors (ECG); Multi-path optical heart rate sensor; 3-axis accelerometer; Gyroscope; Ambient light sensor; cEDA sensor (stress); Skin temperature sensor; Barometer; Magnetometer
Health Features:Gemini-powered Health Coach; Sleep Apnea detection; Daily Readiness; Cardio Load; ECG app; High/low heart rate notifications; Stress management (cEDA); Skin temperature variation
Workout Modes:40+ exercise modes; Auto-workout detection; Custom runs; Real-time guidance; Pace training; Heart Zone training
Storage:32GB eMMC flash
Speaker Mic:Built-in speaker (improved for Gemini); Microphone
Calls:Yes (via Bluetooth or standalone on LTE models)
Battery:455 mAh; Up to 40 hours with Always-On Display; Up to 72 hours in Battery Saver mode
Charging:Fast charging (50% in 15 min; 80% in 30 min; 100% in 60 min) via 5-pin magnetic dock
Weight:36.7 g (without band)
Band Sizes:Active Band included (Small: 150–185 mm; Large: 165–215 mm)
Extras:Snapdragon W5 Gen 2 chip; Cortex M55 co-processor; Satellite SOS (LTE only); Offline Google Maps; Safety Check; Fall Detection
✓ Pros:
- • Battery life significantly improved to 40 hours with AOD enabled
- • Brighter Actua 360 display (3,000 nits) with thinner bezels
- • Faster charging (0-50% in just 15 minutes)
- • New Satellite SOS feature for emergency communication (LTE models)
✗ Cons:
- • Design remains largely unchanged (still uses Gorilla Glass 5)
- • Requires Android 11.0+ (no iOS support)
- • Case thickness (12.3mm) is substantial compared to competitors
- • Satellite SOS requires an active LTE plan/carrier support
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Which one is better?
The Google Pixel Watch 4 (45mm) is the better buy for most people - its 40-hour battery life crushes the Samsung Galaxy Watch 7's single-day performance. That said, grab the Samsung Galaxy Watch 7 if you need the fastest performance with its Exynos W1000 chip, which significantly beats the competition.
Who should buy each?
Choose the Samsung Galaxy Watch 7 if: you want the fastest performance with the Exynos W1000 chip, you’re focused on advanced health features, or you prefer a lighter watch at 1.19 oz.
Choose the Google Pixel Watch 4 (45mm) if: you need a long-lasting battery for over 40 hours, you value a brighter display at 3000 nits, or you want quicker charging with 50% in just 15 minutes.
Conclusion
Samsung Galaxy Watch 7 and Google Pixel Watch 4 (45mm) 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?
Samsung Galaxy Watch 7 excels if you value significantly faster performance with new 3nm exynos w1000 chip. Google Pixel Watch 4 (45mm) is better if you prioritize battery life significantly improved to 40 hours with aod enabled. 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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