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The Huawei Watch GT 2 comes in a more stylish and classier design than its predecessor. It comes in two sizes; 42mm and 46mm, and is powered by Huawei’s self-developed Kirin A1 dual-chip that promises improved performance as well as longer battery life. The GT 2 is now more equipped to track your active life with swimming heart rate tracking added, TruRelax that can help you manage stress and improved TruSeen 3.5 for more accurate heart rate tracking, while also featuring onboard music storage and Bluetooth calling for the 46mm edition. We compare the Huawei Watch GT 2 46mm vs 42mm to find out the differences and to help you make the right choice.
Huawei Watch GT 2 46mm vs 42mm Specifications Compared
| Product Info |
 Huawei Watch GT 2 (46mm) Specifications, Features and Price |
 Huawei Watch GT 2 (42mm) Specifications, Features and Price |
|---|---|---|
| Price | $164.99 | $164.99 |
| ABOUT DEVICE | ABOUT DEVICE | ABOUT DEVICE |
| Device name | Huawei Watch GT 2 (46mm) | Huawei Watch GT 2 (42mm) |
| Device type | Fitness/Classic smartwatch | Fitness/Classic smartwatch |
| Gender | Men | Women |
| Release date | September, 2019 | September, 2019 |
| Predecessor | Huawei Watch GT | Huawei Watch GT |
| Successor | Huawei Watch GT 2 Pro | Huawei Watch GT 2 Pro |
| Versions | 42mm, 46mm | 42mm, 46mm |
| BODY | BODY | BODY |
| Dimension | 45.9 x 45.9 x 10.7 mm | 41.8 x 41.8 x 9.4 mm |
| Weight | (excluding straps), 41g | (excluding straps), 29g |
| Shape | Circular | Circular |
| Case material | Stainless steel, Thermoplastic | Stainless steel, Thermoplastic |
| Strap material | Fluoroelastomer, Leather, Silicone | Fluoroelastomer, Leather, Titanium |
| Bezel material | Ceramics | Bezeless |
| Strap size | 22 mm | 20 mm |
| Screen protection | Corning Gorilla Glass | Corning Gorilla Glass |
| Water resistance | Yes, 5ATM | Yes, 5ATM |
| Durability test | — | — |
| Swim-proof | Yes, recommended | Yes, recommended |
| Color | Black, Brown, Grey, Orange | Black, Cyan, Gold |
| DISPLAY | DISPLAY | DISPLAY |
| Display size | 1.39 inch | 1.2 inches |
| Display type | AMOLED, Full color | AMOLED, Full color |
| Display resolution | 454 x 454 px | 390 x 390 px |
| Pixel density | 462 ppi | — |
| Always on | Yes | Yes |
| Custom watch face | Yes | Yes |
| Input type | 2 Physical buttons, Touchscreen | 2 Physical buttons, Touchscreen |
| CONNECTIVITY | CONNECTIVITY | CONNECTIVITY |
| Bluetooth | Bluetooth v5.1 | Bluetooth v5.1 |
| Bluetooth calling | Yes | No |
| GPS | Yes | Yes |
| NFC | (China only), Yes | (China only), Yes |
| Wi-Fi | No | No |
| MEMORY | MEMORY | MEMORY |
| RAM | 32MB | 32MB |
| ROM | 4GB | 4GB |
| Memory card slot | No | No |
| CELLULAR CONNECTIVITY | CELLULAR CONNECTIVITY | CELLULAR CONNECTIVITY |
| Technology | None | None |
| SIM type | None | None |
| Band | — | — |
| NOTIFICATIONS | NOTIFICATIONS | NOTIFICATIONS |
| SMS alert | Yes | Yes |
| Calls alert | Yes | Yes |
| Email alert | Yes | Yes |
| Event reminder | Yes | Yes |
| Third-party apps alert | Yes | Yes |
| MEDIA | MEDIA | MEDIA |
| Audio | mp3 | mp3 |
| Bluetooth music | Yes | Yes |
| Loudspeaker | Yes | No |
| Microphone | Yes | No |
| Camera | No | No |
| Radio | No | No |
| SENSORS | SENSORS | SENSORS |
| Accelerometer | Yes | Yes |
| Altimeter | — | — |
| Ambient light | Yes | Yes |
| Barometer | Yes | Yes |
| Compass | Yes | Yes |
| ECG | No | No |
| Gyroscope | Yes | Yes |
| HRM | Yes | Yes |
| Pulse oximeter (SpO2) | Yes | Yes |
| Thermometer | No | No |
| Other sensors | — | — |
| ACTIVITY TRACKING | ACTIVITY TRACKING | ACTIVITY TRACKING |
| Blood oxygen | Yes | Yes |
| Blood Pressure | No | No |
| Calories | Yes | Yes |
| Distance | Yes | Yes |
| ECG tracking | No | No |
| Heart rate monitoring | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Steps | Yes | Yes |
| Floors climbed | - | - |
| Stress | Yes | Yes |
| Incidental fall detection | No | No |
| Menstrual cycle | Yes | Yes |
| VO2 Max | Yes | Yes |
| Swim-tracking | Yes | Yes |
| Underwater heart rate tracking | Yes | Yes |
| On-screen workout | — | No |
| Sport modes | Yes | Yes |
| BATTERY | BATTERY | BATTERY |
| Battery type | non-removable Lithium-polymer | non-removable Lithium-polymer |
| Battery capacity | 455mAh | 215mAh |
| Battery life | Regular: 14 days | Regular: 7 days |
| Charging type | Charging dock | Charging dock |
| Charging time | 1-2 hours | 1-2 hours |
| Solar charging | No | No |
| PLATFORM | PLATFORM | PLATFORM |
| Chipset | Kirin A1 | Kirin A1 |
| CPU | Quad-core 1.1 GHz ARM Cortex-A7 | Quad-core 1.1 GHz ARM Cortex-A7 |
| GPU | — | — |
| Operating system | Huawei Lite OS | Huawei Lite OS |
| MISC | MISC | MISC |
| Companion app | Huawei Wear | Huawei Wear |
| Compatibility | Android 4.4+, iOS 9.0+ | Android 4.4+, iOS 9.0+ |
| Payment system | Yes | Yes |
| Interchangeable strap | 22 mm, Yes | 20mm, Yes |
| Voice command | Yes | No |
| Find my phone | Yes | Yes |
| Box content | Charger, Huawei Watch GT 2, Manual, Straps | Charger, Huawei Watch GT 2, Manual, Straps |
| Price | $164.99 | $164.99 |
The difference between the 42mm and 46mm of the Huawei Watch GT 2 is that the 46mm is bigger, and thus has a bigger display size and longer battery life. Moreover, while the 42mm has a 3D glass, the 46mm has a 2.5D glass that results in a classic watch appearance. Furthermore, the 46mm is equipped with a microphone and loudspeaker that enable Bluetooth calls when your phone is nearby. In summary, while the 42mm unit is a more compact smartwatch, the 46mm is more equipped and has longer battery life. As a result, the 46mm is priced a little higher than the 42mm unit. The colors also differ.
Huawei Watch GT 2 46mm vs 42mm: Which is Better?
Both the 46mm and 42mm versions of the GT 2 have got outstanding designs that leave each of these two with a classy and elegant appearance. Each of these two is slim and lightweight which makes the duo comfortable to wear all day long.
Moreover, these two are fitness-focused and well equipped to track your active life with improved heart rate sensors, as well as an inbuilt GPS that enable outdoor activity tracking.
- However, the 46mm unit is equipped with a microphone and speaker which the 42mm unit lacks. This supports Bluetooth calling which will allow you to make and receive calls directly from the watch.
- The 46mm unit due to its bigger case size has a 1.4 inches display size compared to 1.2 inches of the 42mm unit. Both units have displays powered by AMOLED with a high resolution that results in a better viewing experience.
- With the 46mm unit, you can get up to 2 weeks of battery life compared to about 7 days with the 42mm unit.
In other words, the 46mm unit is a more comprehensive smartwatch. It’s clearly a better smartwatch than the 42mm unit. It has a microphone and loudspeaker that enable Bluetooth calling which brings some level of convenience, and also allows you to play your media files anywhere via the speaker, while also having a more prestigious design. Moreover, it has a longer battery life.
On the other hand, the 42mm unit is a cheaper alternative.
And going by the sizes, the 46mm will make a perfect fit for men and for those with moderate to fat wrist, while the 42mm will look great on women and those with slim wrist size.