| Basic Info | 
| Wear Type | Wristband | Chest Strap |  | 
| Price |  | $4399 |  | 
| Ratings |  |  |  | 
| Activity & Fitness | 
| Activity | Yes | Yes | Both track daily activity | 
| Calories | Yes | No | Huawei Watch 2 Classic provides estimated calorie burned data | 
| Sleep | Yes | No | Huawei Watch 2 Classic monitors your sleep pattern | 
| Heart Rate / Pulse | Yes | Yes | Both have heart rate tracking | 
| Distance | Yes | No | Huawei Watch 2 Classic provides running or walking distance tracking | 
| Steps | Yes | No | Huawei Watch 2 Classic counts your steps | 
| Stairs / Floors | Yes | No | Huawei Watch 2 Classic has built-in altimeter for elevation feature | 
| Exercise Tagging | No | No | Both don't have exercise tagging | 
| Smart Coach | Yes | No | Huawei Watch 2 Classic provides real time fitness coaching | 
| Goal Setting | Yes | No | Set and keep your own daily or weekly goals with Huawei Watch 2 Classic | 
| Inactivity Alert | n/a | n/a | Both don't have inactivity alerts | 
| Additional Features | 
| GPS | Yes | No | Huawei Watch 2 Classic has GPS support | 
| Compass | n/a | n/a | Both don't have a compass | 
| Watch / Clock | Yes | No | Only Huawei Watch 2 Classic has a watch | 
| Alarm Clock | Yes | No | Huawei Watch 2 Classic has a alarm clock | 
| Reminders | Yes | No | Huawei Watch 2 Classic has a reminder option | 
| Stopwatch | Yes | No | Huawei Watch 2 Classic has a stopwatch | 
| Music Playback | n/a | n/a | Both don't have music playback | 
| Reports | Activity, Sleep | Activity |  | 
| Smartphone Remote Features | 
| Notifications | Yes | No | If you get a phone notification, Huawei Watch 2 Classic make an alert for you | 
| Caller ID | Yes | No | Huawei Watch 2 Classic can notify you who is calling | 
| Music Control | No | No | Both don't have phone music control | 
| Call Control | n/a | n/a | Both don't have call control | 
| Camera Control | n/a | n/a | Both don't have camera control | 
| Find Phone | n/a | n/a | Both don't have a find phone feature | 
| Battery | 
| Duration | 3 days | 475 days | Sigma Sport R1 battery life is about 158.3 times  longer | 
| Battery Type | Rechargeable Battery | Replaceable Cell Battery |  | 
| Physical Specs | 
| Weather Resistance | Yes | Yes |  | 
| Waterproof | No | Yes |  | 
| IP Rating | n/a | n/a |  | 
| Weight | 47 grams | n/a |  | 
| User Interface | 
| Display | OLED Screen | No |  | 
| Display Size | n/a |  |  | 
| Screen Resolution | n/a |  |  | 
| Color Display | n/a | n/a |  | 
| Touch Screen | n/a | n/a |  | 
| Compatibility | 
| Android | Yes | Yes | Both compatible with Android devices | 
| iOS | No | Yes | Sigma Sport R1 can connect with iPhones or iPads | 
| OS X/Mac | No | No | Both don't compatible MAC OS X devices | 
| Windows Phone | No | No | Both don't compatible with Windows Phone devices | 
| Windows | No | No | Both don't have a find phone feature | 
| Web Portal | No | Yes | Sigma Sport R1 allows you upload and view data on the online portal | 
| Social Features | n/a | n/a | Both don't have social features | 
| Connectivity | 
| Bluetooth | Yes | Yes | Both have Bluetooth data transfer technology | 
| Wi-Fi | Yes | No | Select Huawei Watch 2 Classic if you need a built-in Wi-Fi connectivity | 
| NFC | Yes | No | Only Huawei Watch 2 Classic has NFC (Near Field Communication) | 
| ANT+ | No | No | Both don't provide ANT+ wireless technology | 
|  | Buy on Amazon | Buy on Amazon |  |