vs
7.5Display9.1
8.3Health tracking4.9
Dimensions
Size comparison
MARQ Golfer (Gen 3)FW66 Iron R
| MARQ Golfer (Gen 3) | FW66 Iron R | Difference | |
|---|---|---|---|
| Height | 47 mm | 51 mm | −4 mm |
| Width | 47 mm | 45 mm | +2 mm |
| Thickness | 15 mm | 11 mm | +4 mm |
| Weight | 86 g | 56 g | +30 g |
Drawn to the same scale from the official dimensions (front and side).
Why is MARQ Golfer (Gen 3) better than FW66 Iron R?
- Battery life (smartwatch mode)18 days vs 14 days+29%
- LTE (cellular)Yes · FW66 Iron R: No
Why is FW66 Iron R better than MARQ Golfer (Gen 3)?
- Weight86 g vs 56 g+54%
- Screen size1.4″ vs 1.43″+2%
- Thickness15 mm vs 11 mm+36%
- Resolution (width)454 px vs 466 px+3%
Specifications
Side by side
| Design & durability | ||
| Case size | 47 mm | 45 mm |
| Weight | 86 g | 56 g |
| Thickness | 15 mm | 11 mm |
| Height | 47 mm | 51 mm |
| Width | 47 mm | 45 mm |
| Case material | Titanium | — |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Sapphire Crystal | 2.5D-Glas Kristallglas |
| Strap material | nylon (Jacquard weave) | Edelstahl, Silikon |
| Water resistance | 10 ATM | — |
| Water rating (maker) | 10 ATM | — |
| Rated dive depth | 40 m | — |
| Colours | — | Black |
| Display | ||
| Screen size | 1.4″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | — |
| Resolution (width) | 454 px | 466 px |
| Resolution (height) | 454 px | 466 px |
| Pixel density | 324 ppi | — |
| Battery | ||
| Battery life (smartwatch mode) | 18 days | 14 days |
| Battery life with always-on display | 7 days | — |
| Battery saver mode | 24 days | — |
| GPS battery life | 32 h | — |
| GPS battery life (dual-band) | 26 h | — |
| Battery capacity | — | 300 mAh |
| Battery type | Lithium ion | — |
| Wireless charging | No | — |
| Charging | Garmin proprietary magnetic charger | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | — |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | — |
| HRV tracking | Yes | — |
| Sleep tracking | Yes | Yes |
| Sensors | GPS, GLONASS, Galileo, QZSS, BeiDou, SatIQ technology, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer, Ambient light sensor, Depth sensor | heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | — |
| Dual-band GPS | Yes | — |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | — |
| Offline maps | Yes | — |
| Barometric altimeter | Yes | — |
| Compass | Yes | — |
| Multisport / triathlon mode | Yes | — |
| Sport profiles | 99 | — |
| Dive mode | Yes | — |
| LED flashlight | Yes | — |
| Connectivity | ||
| NFC payments | Yes | — |
| LTE (cellular) | Yes | No |
| Wi-Fi | Wi-Fi 4 | — |
| ANT+ sensors | Yes | — |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | — |
| Microphone | Yes | — |
| Voice assistant | Yes | — |
| Music on the watch | Yes | Yes |
| Storage | 128 GB | 128 GB |
| Third-party apps | Yes | — |
| Platform | ||
| Operating system | Garmin OS | — |
| Platform | Proprietary | — |
| Works with | iOS, Android | — |
| Chipset | — | RTL8763E |
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