Ernest Sports ESB1

Ernest Sports ESB1

Portable
$425One retailer
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Where to buy

No retailer offers are tracked for this unit right now. It may be discontinued, trade-in only, or between stock cycles. Prices refresh automatically the moment a tracked retailer lists it again.

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Verified research

From the MSS study: what the sensor measures, what it costs to run, and what it needs from the room.

RadarClub data: Speed onlySpin: Measured

Budget Doppler radar for outdoor practice and casual indoor hitting without simulator

The MSS verdict
$425Hardware, best price
NoneRequired subscription
$425Five-year cost
ES Range app: free.

Why people buy

Budget-friendly portable radar for outdoor ranges
Free app with 6 core metrics and GPS tracking
Works standalone with built-in display
No special balls or subscriptions required

Trade-offs

No third-party sim software compatibility
Indoor spin accuracy lower than outdoor
Range/space limitations in smaller rooms
Limited data: no face angle or club path
Ball tracking
Ball SpeedMeasured
Launch AngleMeasured
Launch DirectionNot provided
Spin RateMeasured
Spin AxisNot provided
Club tracking
Club SpeedMeasured
Club PathNot possible
Face AngleNot possible
Attack AngleNot possible
From the verified MSS launch-monitor study: measured = read directly by the sensor; calculated = algorithm-derived.
PlacementBehind, Floor unit set 4-6 ft behind golfer. Indoor use works but with reduced accuracy; reviewers cite ~8 ft space needed behind hitter indoors.
EnvironmentBoth, indoor and outdoor
BallAny standard ball
Third-party simsNone, App-only (ES Range); no GSPro/E6/TGC integration. Native shot stats, GPS, video, and games.
The fine print
No third-party simulator compatibility (GSPro/E6/TGC); indoor accuracy and range are reduced vs outdoor. ES Range app is free with no subscription; firmware upgrades sold one-time but not required for core use.

Specifications

Core Technology
Core Tech TypeRadar
Sensor Technologyno cameras, 1 radar
Technology DetailDoppler radar, marketed as "3D Doppler Radar Technology" (manufacturer, Big Horn Golfer, WiscoGolfAddict, 2nd Swing all confirm "doppler radar").
Performance Data
Ball Data6 core metrics: Ball Speed, Club Speed, Smash Factor, Spin Rate, Launch Angle, and Distance, with Distance split into Carry and Total (so some retailers list 7 by counting carry + total separately). The ES Range app also overlays comparisons to PGA/LPGA Tour averages.
Club DataMeasured, Club/Swing Speed is one of the native data points (radar-measured).
Compatibility
Sim Readiness and Software IncludedNone / native app only. The ESB1 works standalone (built-in display) or pairs via Bluetooth with the free Ernest Sports "ES Range" app (iOS and Android), providing shot stats, on-course + driving-range GPS, voice control, swing video…
Device / PC ReqsMOBILE app + onboard display, pairs via Bluetooth to iOS/Android (ES Range app); also usable standalone via its built-in screen. No PC/simulator software integration published.
Subscription CostNo subscription. The ES Range app is free and unlocks the 6 data points, GPS, video, games, and cloud storage at no recurring cost.
Special Balls/MarkersNONE required. As a Doppler radar device it requires no marked balls, no metallic/foil spin stickers, and no proprietary balls, any standard golf ball works.
Physical
Typical PlacementBehind golfer
Indoor / OutdoorIndoor + outdoor
PortableYes
MountingPortable / floor-standing. Set on the ground 4-6 ft behind the golfer/ball, pointing downrange toward the target. No tripod, ceiling, or side mount. Has a built-in front display (1.5"H x 4.5"W) so it can be used standalone without a paired device.
DisplayOnboard touchscreen
Value
GradeConsumer
Best ForBudget home sim & outdoor range practice

Manuals and setup

User Manual Setup / Install Guide
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