Basic Info |
| Wear Type | Wristband | Wristband | |
| Price | | | |
| Ratings | | | |
Activity & Fitness |
| Activity | Yes | No | Garmin Approach X40 tracks your activity |
| Calories | Yes | Yes | Both track calories burned |
| Sleep | Yes | No | Garmin Approach X40 monitors your sleep pattern |
| Heart Rate / Pulse | Yes | Yes | Both measure heart rate |
| External HR Monitor | No | Yes | |
| Distance | Yes | No | Garmin Approach X40 provides running or walking distance tracking |
| Steps | Yes | No | Garmin Approach X40 tracks and measures your steps |
| Pace | Yes | No | |
| Stairs / Floors | Yes | No | Garmin Approach X40 counts your climbing stairs or floors |
| Exercise Tagging | No | No | Both don't have exercise tagging |
| Smart Coach | No | Yes | Polar RS400 provides real time fitness coaching |
| Goal Setting | Yes | No | Set and keep your own daily or weekly goals with Garmin Approach X40 |
| Inactivity Alert | No | No | Both don't have inactivity alerts |
Additional Features |
| GPS | Yes | No | Garmin Approach X40 has GPS support |
| Compass | No | No | Both don't have a compass |
| Watch / Clock | Yes | Yes | Both have watch |
| Alarm Clock | Yes | Yes | Both have alarm clock |
| Reminders | Yes | Yes | Both have reminder app |
| Stopwatch | No | Yes | Polar RS400 has a stopwatch |
| Music Playback | No | No | Both don't have music playback |
| Weather | Yes | No | *Weather forecast |
| Reports | Activity, Sleep | | |
Smartphone Remote Features |
| Notifications | Yes | No | If you get a phone notification, Garmin Approach X40 make an alert for you |
| Caller ID | Yes | No | Garmin Approach X40 can notify you who is calling |
| Music Control | Yes | No | Garmin Approach X40 allows control smartphone music player |
| Call Control | No | No | Both don't have call control |
| Camera Control | Yes | No | Garmin Approach X40 has a smartphone's remote control function |
| Find Phone | Yes | No | Garmin Approach X40 allows you to locate your phone |
Battery |
| Duration | 5 days | n/a | |
| Battery Type | Rechargeable Battery | Rechargeable Battery | |
Physical Specs |
| Weather Resistance | Yes | Yes | |
| Waterproof | No | No | |
| IP Rating | 5 ATM | 5 ATM | |
| Weight | 31 grams | 45 grams | Garmin Approach X40 is 14.0 g lighter |
User Interface |
| Display | LCD Screen | LCD Screen | |
| Display Size | 1.00” x 0.42 inches | n/a | |
| Screen Resolution |
160 x 68 pixels
|
n/a
| |
| Color Display | No | No | |
| Touch Screen | Yes | No | |
Compatibility |
| Android | Yes | No | Garmin Approach X40 is compatibles with Android phones and tablets |
| iOS | Yes | No | Garmin Approach X40 can connect with iPhones or iPads |
| OS X/Mac | No | Yes | Polar RS400 compatibles with MacBooks and iMacs |
| Windows Phone | Yes | No | Garmin Approach X40 compatibles with a range of Windows Phone devices |
| Windows | No | Yes | Polar RS400 allows you to locate your phone |
| Web Portal | No | Yes | Polar RS400 allows you upload and view data on the online portal |
| Social Features | No | No | Both don't have social features |
Connectivity |
| Bluetooth | Yes | No | Only Garmin Approach X40 has a built-in Bluetooth connection option |
| Wi-Fi | No | No | Both don't have Wi-Fi connection |
| NFC | No | No | Both don't have NFC connectivity |
| ANT+ | Yes | No | Only Garmin Approach X40 has ANT+ wireless technology |
| Buy on Amazon | Buy on Amazon | |
