Basic Info |
| Wear Type | Wristband | Wristband | |
| Price | $18998 | $11203 | Sigma Sport RC 1209 is 170% cheaper |
| Ratings | | | |
Activity & Fitness |
| Activity | Yes | Yes | Both track daily activity |
| Calories | Yes | Yes | Both show estimated calories burned |
| Sleep | No | No | Both don't have sleep tracking |
| Heart Rate / Pulse | Yes | Yes | Both have heart rate tracking |
| Distance | Yes | Yes | Both track your running/walking distance |
| Steps | Yes | Yes | Both track and count your steps |
| Stairs / Floors | No | No | Both don't track climbing stairs or floors |
| Exercise Tagging | Yes | No | Only Polar RS300X provides exercise tagging |
| Smart Coach | Yes | No | Polar RS300X provides real time fitness coaching |
| Goal Setting | Yes | Yes | Both can help with your goals setting |
| Inactivity Alert | No | n/a | Both don't have inactivity alerts |
Additional Features |
| GPS | Yes | No | Polar RS300X has GPS support |
| Compass | No | n/a | Both don't have a compass |
| Watch / Clock | Yes | Yes | Both have watch |
| Alarm Clock | Yes | Yes | Both have alarm clock |
| Reminders | No | Yes | Sigma Sport RC 1209 has a reminder option |
| Stopwatch | No | Yes | Sigma Sport RC 1209 has a stopwatch |
| Music Playback | No | n/a | Both don't have music playback |
| Reports | Activity | Activity | |
Smartphone Remote Features |
| Notifications | No | No | Both don't have phone notifications |
| Caller ID | No | No | Both don't show caller ID notification |
| Music Control | No | No | Both don't have phone music control |
| Call Control | No | n/a | Both don't have call control |
| Camera Control | No | n/a | Both don't have camera control |
| Find Phone | No | n/a | Both don't have a find phone feature |
Battery |
| Duration | 365 days | 365 days | Both are the same battery life |
| Battery Type | Replaceable Cell Battery | Replaceable Cell Battery | |
Physical Specs |
| Weather Resistance | Yes | Yes | |
| Waterproof | Yes | Yes | |
| IP Rating | n/a | n/a | |
| Weight | 181 grams | n/a | |
User Interface |
| Display | Yes | LCD Screen | |
| Display Size | n/a | n/a | |
| Screen Resolution |
n/a
|
n/a
| |
| Color Display | No | n/a | |
| Touch Screen | No | n/a | |
Compatibility |
| Android | No | No | Both don't compatible with Android devices |
| iOS | No | No | Both don't compatible iOS devices |
| OS X/Mac | Yes | No | Polar RS300X compatibles with MacBooks and iMacs |
| Windows Phone | No | No | Both don't compatible with Windows Phone devices |
| Windows | Yes | No | Polar RS300X allows you to locate your phone |
| Web Portal | Yes | No | Polar RS300X allows you upload and view data on the online portal |
| Social Features | No | n/a | Both don't have social features |
Connectivity |
| Bluetooth | No | No | Both don't have Bluetooth |
| Wi-Fi | No | No | Both don't have Wi-Fi connection |
| NFC | No | No | Both don't have NFC connectivity |
| ANT+ | No | No | Both don't provide ANT+ wireless technology |
| Buy on Amazon | Buy on Amazon | |
