Garmin D2 Mach 1 vs Samsung Galaxy Watch 4 (40mm) comparison
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| key specs |
| Display Size | 33mm | 40mm |
| Compatible OS | Android, iOS | Android |
| Strap Material | Leather | - |
| Dial Shape | Round | Round |
| Display Type | AMOLED | AMOLED |
| Ideal For | Unisex | Unisex |
| Strap Colour | - | Black, Pink Gold, Silver |
| general |
| Brand | Garmin | Samsung |
| Model | D2 Mach 1 | Galaxy Watch 4 (40mm) |
| Release date | March 28, 2022 | August 11, 2021 |
| Model Name | D2 Mach 1 | Galaxy Watch 4 |
| Dial Shape | Round | Round |
| Strap Material | Leather | - |
| Size | Large | Regular |
| Touchscreen | Yes | Yes |
| Interchangeable Strap | Yes | Yes |
| Water Resistant | Yes | IP68 |
| Usage | Aviation, Fitness, Outdoor | - |
| Ideal For | Unisex | Unisex |
| Water Resistance Depth | - | 5 ATM |
| Dial Material | - | Aluminium |
| Strap Colour | - | Black, Pink Gold, Silver |
| Dial Colour | - | Black, Pink Gold, Silver |
| dimensions |
| Width | 47 | 40.4 |
| Height | 47 | 39.3 |
| Thickness | 14.5 | 9.8 |
| Diameter | 33 | - |
| Weight (g) | 70.00 | 25.90 |
| product details |
| Sensor | Compass, heart rate sensor, Accelerometer, Gyroscope, Ambient light sensor | Samsung BioActive Sensor (Optical Heart Rate + Electrical Heart + Bioelectrical Impedance Analysis), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor |
| Compatible Device | Android, iPhone | Android |
| Notification | Yes | Yes |
| Battery Life | 11 days | - |
| Rechargeable Battery | - | Yes |
| connectivity features |
| Bluetooth | Yes | Yes |
| Wi-Fi | Yes | Yes |
| GPS | Yes | Yes |
| Bluetooth Version | - | 5.0 |
| platform and storage features |
| Compatible Operating System | Android, iOS | Android |
| Internal Memory | 32GB | 16GB |
| Operating System | - | One UI Watch 3 |
| RAM | - | 1.5GB |
| Processor Name | - | Exynos W920 |
| camera and display features |
| Display Resolution | 416x416 | 396x396 |
| Display Size | 33mm | 40mm |
| Display Type | AMOLED | AMOLED |
| Scratch Resistant | Yes, Sapphire Glass | Yes, Gorilla Glass DX |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | - |
| Compass | Yes | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Chronograph | Yes | - |
| Date & Time Display | Yes | Yes |
| Calorie Count | - | Yes |
| Language | - | English |
| Number of Buttons | - | 2 |
| Other Watch Functions | - | Heart rate, blood oxygen, SpO2 Sensor |
| audio and video features |
| Speaker | - | Yes |
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