Comparison
MLM2PRO vs SC4 PRO
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A side-by-side look at how the Rapsodo MLM2PRO and Voice Caddie SC4 PRO compare on specs, accuracy, room requirements, and price. No hype — just the parts of the decision a buyer actually weighs.
Also worth a look
More comparisons with the MLM2PRO and SC4 PRO
Buy MLM2PRO
- Buy at Amazon $550Free ship, MLM2PRO
- Buy at PlayBetter $550Free ship, MLM2PRO
- Buy at Indoor Golf Outlet $550Free ship, MLM2PRO
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Prices confirmed Nov 10, 2026 · we check every retailer daily
Buy SC4 PRO
- Buy at Amazon $500Free ship, SC4 PRO
- Buy at PlayBetter $600Free ship, SC4 PRO
- Buy at Indoor Golf Outlet $550Free ship, SC4 PRO
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Prices confirmed Nov 10, 2026 · we check every retailer daily
When you buy through links on Northcourse, we may earn a commission at no additional cost to you. Read the full affiliate disclosure
Full specificationsEvery spec for both, line by line
Specifications
The numbers, lined up.
Hardware
| Spec | MLM2PRO | SC4 PRO |
|---|---|---|
| Tracking Method | Hybrid (dual cameras + Doppler radar) | Doppler radar |
| Indoor/Outdoor | Both | Both (outdoor primary) |
| Built-in Display | — | Yes |
| Voice Output | — | Distance announcement |
| Battery Life | — | About 10 hours |
| Warranty | — | 1 year |
- Tracking MethodMLM2PROHybrid (dual cameras + Doppler radar)SC4 PRODoppler radar
- Indoor/OutdoorMLM2PROBothSC4 PROBoth (outdoor primary)
- Built-in DisplayMLM2PRO—SC4 PROYes
- Voice OutputMLM2PRO—SC4 PRODistance announcement
- Battery LifeMLM2PRO—SC4 PROAbout 10 hours
- WarrantyMLM2PRO—SC4 PRO1 year
Data
| Spec | MLM2PRO | SC4 PRO |
|---|---|---|
| Ball Data | Speed, launch angle and direction, apex, carry/total; spin rate and axis measured with Titleist or Callaway RPT balls (Core membership) | Speed, launch angle, apex, calculated spin/spin axis |
| Club Data | Clubhead speed, smash factor; club path and angle of attack measured (Core membership) | Clubhead speed, smash factor |
- Ball DataMLM2PROSpeed, launch angle and direction, apex, carry/total; spin rate and axis measured with Titleist or Callaway RPT balls (Core membership)SC4 PROSpeed, launch angle, apex, calculated spin/spin axis
- Club DataMLM2PROClubhead speed, smash factor; club path and angle of attack measured (Core membership)SC4 PROClubhead speed, smash factor
Software
| Spec | MLM2PRO | SC4 PRO |
|---|---|---|
| Subscription | Free tier (11 metrics); Core $199.99/yr for spin, club data, courses and third-party software; Studios $399.99/yr | None required; E6 Connect Basic $300/yr or Expanded $600/yr for the full course library |
| Sim Compatibility | — | E6 Connect on iOS or Windows (5 courses + driving range included, per Voice Caddie; full library by subscription; not on Android); no GSPro |
- SubscriptionMLM2PROFree tier (11 metrics); Core $199.99/yr for spin, club data, courses and third-party software; Studios $399.99/yrSC4 PRONone required; E6 Connect Basic $300/yr or Expanded $600/yr for the full course library
- Sim CompatibilityMLM2PRO—SC4 PROE6 Connect on iOS or Windows (5 courses + driving range included, per Voice Caddie; full library by subscription; not on Android); no GSPro
Requirements
| Spec | MLM2PRO | SC4 PRO |
|---|---|---|
| Room Depth | A little over 14 ft indoors: 6.5–8 ft behind the ball plus about 8 ft to the net | 15 ft minimum: unit 5 ft behind the ball and at least 10 ft from ball to net (Voice Caddie's manual). Its FAQ allows 9 ft to the net if space is tight; we use the manual's stricter figure |
- Room DepthMLM2PROA little over 14 ft indoors: 6.5–8 ft behind the ball plus about 8 ft to the netSC4 PRO15 ft minimum: unit 5 ft behind the ball and at least 10 ft from ball to net (Voice Caddie's manual). Its FAQ allows 9 ft to the net if space is tight; we use the manual's stricter figure
Room planner
See each one in your sim room.
The planner draws each unit to scale with your room and your swing: where it sits, and whether your swing clears the ceiling, walls and screen. Put in your room once, then switch units in the planner to compare.
Persona fitWho each one is better for
Who each one is better for
Honest persona fit, side by side.
Better for MLM2PRO
- Space-Constrained
Hybrid camera-radar tracking works in a shallower room than most radar units — Rapsodo asks for a little over 14 ft in total: 6.5–8 ft behind the ball and about 8 ft to the net.
Both fit
- Cost-Effective Buyer
- Recreational Player
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