vs
3.4Display2.6
5.4Battery life7.6
4.9Health tracking4.9
4.6Sports & outdoor6.5
4.8Build & durability5.8
Dimensions
Size comparison
Apex 4 (42mm)Instinct 3 45mm Solar Tactical Edition
| Apex 4 (42mm) | Instinct 3 45mm Solar Tactical Edition | Difference | |
|---|---|---|---|
| Height | 42.6 mm | 45 mm | −2.4 mm |
| Width | 42.6 mm | 45 mm | −2.4 mm |
| Thickness | 14 mm | 14.9 mm | −0.9 mm |
| Weight | 56 g | 52 g | +4 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Apex 4 (42mm) better than Instinct 3 45mm Solar Tactical Edition?
- Storage32 GB vs 0.12 GB266.7×
- Sapphire crystalYes · Instinct 3 45mm Solar Tactical Edition: No
- Pixel density200 ppi vs 139 ppi+44%
- Resolution (width)240 px vs 176 px+36%
- GPS battery life (dual-band)26 h vs 24 h+8%
- Thickness14 mm vs 14.9 mm+6%
Why is Instinct 3 45mm Solar Tactical Edition better than Apex 4 (42mm)?
- Battery life (smartwatch mode)15 days vs 28 days+87%
- Water resistance5 ATM vs 10 ATM2×
- GPS battery life34 h vs 40 h+18%
- Sport profiles36 vs 952.6×
- Weight56 g vs 52 g+8%
- Screen size1.2″ vs 1.27″+6%
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 45 mm |
| Weight | 56 g | 52 g |
| Thickness | 14 mm | 14.9 mm |
| Height | 42.6 mm | 45 mm |
| Width | 42.6 mm | 45 mm |
| Case material | Titanium | Aluminium |
| Sapphire crystal | Yes | No |
| Lens / cover glass | Sapphire Glass | Power Glass ™ |
| Strap material | Silicone / Nylon | silicone |
| Water resistance | 5 ATM | 10 ATM |
| Water rating (maker) | 5 ATM | 10 ATM |
| Display | ||
| Screen size | 1.2″ | 1.27″ |
| Display technology | Memory-in-pixel (transflective) | Memory-in-pixel (transflective) |
| Panel | 3rd Generation Memory-in-Pixel touch screen | Monochrome, sunlight-visible, transflective memory-in-pixel |
| AMOLED / OLED display | No | No |
| Always-on display | Yes | Yes |
| Touchscreen | Yes | — |
| Resolution (width) | 240 px | 176 px |
| Resolution (height) | 240 px | 176 px |
| Pixel density | 200 ppi | 139 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 15 days | 28 days |
| Battery saver mode | — | 65 days |
| GPS battery life | 34 h | 40 h |
| GPS battery life (dual-band) | 26 h | 24 h |
| Battery type | — | Lithium ion |
| Solar charging | — | Yes |
| Wireless charging | — | No |
| Charging | — | Garmin proprietary plug charger |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | — |
| Temperature sensor | Yes | Yes |
| HRV tracking | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | Speaker to take hands-free calls or play activity alerts out-loud., Dual-Microphone with Noise Reduction, Optical Heart Rate Monitor, Barometric Altimeter, Accelerometer, Gyroscope, 3D Compass, Thermometer ), Optical Pulse Oximeter, Electrical Heart Rate Sensor for HRV and Wellness Checks | GPS, GLONASS, Galileo, SatIQ technology, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO |
| Offline maps | Yes | — |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | Yes |
| Sport profiles | 36 | 95 |
| LED flashlight | — | Yes |
| Connectivity | ||
| NFC payments | — | Yes |
| Wi-Fi | Wi-Fi 4 | — |
| ANT+ sensors | — | Yes |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | — |
| Microphone | Yes | — |
| Music on the watch | Yes | — |
| Storage | 32 GB | 0.12 GB |
| Third-party apps | — | Yes |
| Platform | ||
| Operating system | — | Garmin OS |
| Platform | Proprietary | Proprietary |
| Works with | — | iOS, Android |
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