Basic Info |
| Wear Type | Wristband | Wristband | |
| Price | $20865 | $10399 | Polar A370 is 200% cheaper |
| Ratings | | | |
Activity & Fitness |
| Activity | Yes | Yes | Both track daily activity |
| Calories | Yes | Yes | Both track calories burned |
| Sleep | Yes | Yes | Both track sleep pattern |
| Heart Rate / Pulse | Yes | Yes | Both have built in heart rate sensor |
| Distance | Yes | Yes | Both track your stride length |
| Steps | Yes | Yes | Both track and count your steps |
| Stairs / Floors | No | No | Both don't have elevation feature |
| Exercise Tagging | Yes | Yes | Both have exercise tagging feature |
| Smart Coach | Yes | Yes | Both can help with smart coaching |
| Goal Setting | Yes | Yes | Both can help with your goals setting |
| Inactivity Alert | Yes | n/a | Fitbit Blaze helps you stay active with inactivity alert |
Additional Features |
| GPS | No | Yes | Polar A370 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 | Yes | No | Fitbit Blaze has a reminder option |
| Stopwatch | No | Yes | Polar A370 has a stopwatch |
| Music Playback | No | n/a | Both don't have music playback |
| Reports | Activity, Sleep | Activity, Sleep | |
Smartphone Remote Features |
| Notifications | Yes | Yes | Both show smartphone notifications |
| Caller ID | Yes | Yes | Both show caller ID notification |
| Music Control | Yes | No | Fitbit Blaze allows control smartphone music player |
| Call Control | Yes | n/a | Fitbit Blaze allows you control phone calls |
| 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 | 5 days | 4 days | Fitbit Blaze battery life is about 1.3 times longer |
| Battery Type | Rechargeable Battery | Rechargeable Battery | |
Physical Specs |
| Weather Resistance | Yes | Yes | |
| Waterproof | No | Yes | |
| IP Rating | n/a | n/a | |
| Weight | 44 grams | 37 grams | Polar A370 is 7.0 g lighter |
User Interface |
| Display | LCD Screen | Yes | |
| Display Size | n/a | n/a | |
| Screen Resolution |
n/a
|
n/a
| |
| Color Display | Yes | n/a | |
| Touch Screen | Yes | n/a | |
Compatibility |
| Android | Yes | n/a | Fitbit Blaze is compatibles with Android phones and tablets |
| iOS | Yes | Yes | Both compatible iOS devices |
| OS X/Mac | Yes | No | Fitbit Blaze compatibles with MacBooks and iMacs |
| Windows Phone | Yes | Yes | Both compatible with Windows Phone devices |
| Windows | Yes | No | Fitbit Blaze allows you to locate your phone |
| Web Portal | Yes | Yes | Both have access to online web portal |
| Social Features | No | n/a | Both don't have social features |
Connectivity |
| Bluetooth | Yes | Yes | Both have Bluetooth data transfer technology |
| Wi-Fi | No | n/a | Both don't have Wi-Fi connection |
| NFC | No | n/a | Both don't have NFC connectivity |
| ANT+ | No | n/a | Both don't provide ANT+ wireless technology |
| Buy on Amazon | Buy on Amazon | |
