Shot Scope LM1 vs Voice Caddie Swing Caddie SC300i
Side-by-side comparison of specs, features, and pricing
Specs updated
Maintained by GolfSim Compare Team · specs sourced, prices from dated retailer checks · how we compare
Why Shot Scope LM1 is better
- Price: $200 cheaper ($200 vs $400)
- 3-year cost: $200 cheaper over three years ($200 vs $400)
- Weight: 0.29999999999999993 lb lighter (0.66 lb vs 0.96 lb)
Why Voice Caddie Swing Caddie SC300i is better
- Battery life: 15 hours longer battery (20 hr vs 5 hr)
Specs Comparison
Shot Scope LM1 $200 vs Voice Caddie Swing Caddie SC300i $400
| Specification |  Shot Scope LM1 $200 |  Voice Caddie Swing Caddie SC300i $400 |
|---|---|---|
| Price | ||
| Price | $200 | $400 |
| Measurement | ||
| Tracking technology | Doppler radar | Doppler radar |
| Radar type | Single Doppler | Single Doppler |
| Spin measurement | Not reported | — |
| Marked balls | Not required | Not required |
| Accuracy tier | Entry-level | — |
| Data points per shot | 5 | 6 |
| Ball data | ||
| Ball speed | Measured | Measured |
| Launch angle | Not reported | Measured |
| Launch direction | Not reported | Not reported |
| Spin rate | Not reported | — |
| Spin axis | Not reported | Not reported |
| Carry distance | Calculated | Calculated |
| Total distance | Calculated | Calculated |
| Apex height | Not reported | Calculated |
| Descent angle | Not reported | Not reported |
| Offline distance | Not reported | Not reported |
| Club data | ||
| Club speed | Measured | Measured |
| Attack angle | Not reported | Not reported |
| Club path | Not reported | Not reported |
| Face angle | Not reported | Not reported |
| Face to path | Not reported | Not reported |
| Dynamic loft | Not reported | Not reported |
| Impact location | Not reported | Not reported |
| Smash factor | Calculated | Calculated |
| Club data unlock | Not available | Not available |
| Space & environment | ||
| Environment | Indoor + outdoor | Indoor + outdoor |
| Placement | Behind the ball | Behind the ball |
| Setback (ft) | 4.6 | 5 |
| Lefty / righty | No repositioning | — |
| Installation | None (portable) | None (portable) |
| Sim software | ||
| Simulator capable | ✕ No | ✕ No |
| GSPro support | No | No |
| E6 Connect support | No | No |
| Awesome Golf support | No | No |
| TGC 2019 support | No | No |
| FSX Play support | No | No |
| First-party software | none | MySwingCaddie app (practice/data only) |
| Subscription | ||
| Subscription (per year) | None | None |
| Works without subscription | '100% subscription free for life' guarantee: all five metrics on the built-in 3.5-in color screen with no phone needed; free Shot Scope app (iOS/Android) adds session sync, lifetime shot history, GPS aerial maps and MyStrategy. Up to 1,920 history items stored on-device. | Complete without any subscription: all metrics on the built-in 5.3-in LCD with voice output and remote, 'Standalone Functionality: Operates without the app if preferred'; free MySwingCaddie app adds spin display, swing video with data overlay, stats history and My Bag club editing (voicecaddie.com, 2026-09-14). |
| Connectivity & apps | ||
| Apps | iOS, Android | iOS, Android |
| Built-in display | LCD readout | LCD readout |
| Connectivity | Bluetooth | Bluetooth |
| Offline mode | ✓ Yes | ✓ Yes |
| Physical & power | ||
| Weight (lb) | 0.66 | 0.96 |
| Dimensions (in) | 5.8 x 4.1 x 1.0 in (146.5 x 103.5 x 25 mm) | 6.5 x 4.7 x 1.1 in |
| Battery life (hours) | 5 | 20 |
| Power source | Rechargeable battery | Rechargeable battery |
| Charging port | USB-C | USB-C |
| Alignment | Manual target line | Manual target line |
| In the box | LM1 launch monitor, USB-C charging cable, protective case, cleaning cloth, user manual | SC300i launch monitor, remote control, USB cable, USB cover, user manual |
| Warranty | ||
| Warranty (months) | 24 | 12 |
Buy the Shot Scope LM1
Buy the Voice Caddie Swing Caddie SC300i
Tracked price$400 at Voice Caddie Store
90-day low / high$400 – $400
Price checked · how we track prices
Keep shopping
Jump straight to full specs and where to buy either model, or keep exploring related picks.
Both units here are Doppler-radar launch monitors, per their recorded specs. What that difference means for spin, space, and indoor use is covered in our guide to radar vs camera launch monitors .