The difference that matters
The Voice Caddie Swing Caddie SC300i fits a shorter room: about 15 ft minimum depth against 17 ft. The Garmin Approach R10 measures spin with marked balls, while the Voice Caddie Swing Caddie SC300i does not report it. At the prices we observed, the Voice Caddie Swing Caddie SC300i costs $170 less.
Side by side
| Specification | Garmin Approach R10 | Voice Caddie Swing Caddie SC300i |
|---|---|---|
| Tracking | Radar | Radar |
| Detail | Doppler radar | Doppler radar with atmospheric-pressure calibration |
| Placement | Behind the ball | Behind the ball |
| Room depth (FOREference) | 17–19 ft | 15–17 ft |
| Stated ceiling | — | — |
| Spin | Calculated | Not reported |
| Ball data listed | 10 | 5 |
| Club data listed | 4 | 2 |
| Indoor / outdoor | Both | Both |
| Ball marking | Not required | Not required |
| Display | Phone (iOS 16+ or Android 9+); PC software via the phone app bridge | 5.3-inch LCD on the unit |
| Subscription | Garmin Golf membership (about $99/year) for Home Tee Hero course play; third-party software sold separately | Not stated |
| Weight | 0.49 lb | 0.94 lb |
| Price seen | $500 | $330 |
Highlighted rows differ. Figures come from each product's sources; room depth, distances and brightness are FOREference calculations using the same method for both.
Which should you choose?
Voice Caddie Swing Caddie SC300i
Choose the Voice Caddie Swing Caddie SC300i if your room is under about 17 ft deep or price leads the decision ($170 less).
Before you buy either
- Check the room: room size calculator and ceiling height calculator.
- Confirm what each seller includes — accessories, software trials and bundles change often.
- Read the limitations on each full reference page.
FOREference compares published specifications; we have not tested these products side by side. How we work · Disclosure