PM3 / PM4 Monitor Comparison Chart

Feature PM3 PM4
 

PM3

PM4

"No touch" on and off (Rowing turns monitor on automatically. Monitor turns off after several minutes of inactivity)" Yes Yes
Self-calibrating (enables accurate and consistent tracking of performance) Yes Yes
Display Bitmapped Monochrome, 3"x3" active area, 160x160 resolution Bitmapped Monochrome, 3"x3" active area, 160x160 resolution
Onboard memory 1Mb Flash 2Mb Flash

32k Removable memory card (32k LogCard stores workout data and personal preferences for up to 5 users)

 Removable Logcard

included

 

included

 

Display options

All data—Review all your performance data on one screen

All data display

Yes Yes

Force Curve—Analyze your stroke in real time

Force Curve

Yes Yes

Pace Boat—Pace yourself or race against a previous workout

Pace Boat

Yes Yes

Bar Chart—Plot your output or heartrate on each stroke

Bar Chart

Yes Yes

Large Print—Easy to read simplified display

Large Print

Yes Yes

Games included

The Fish Game
  • The Fish Game
  • Darts
  • Target Training

Heart Rate Monitoring Options

Polar-Heart Rate belt compatibility Yes (Requires optional Polar receiver available from Concept2 CTS) Yes (Requires optional Polar receiver available from Concept2 CTS)
Note: Polar W.I.N.D. products are not compatible with Concept2 Performance Monitors.
Suunto 't6/t3' Heart Rate belt compatibility Not compatible Supports wireless communication with Suunto HR belt (1 Suunto HR belt included with every PM4)

Rowing Machine to Rowing Machine Race Options

PC based machine to machine racing up to 80 machines Requires connection cables, PC, additional software and hardware. Requires connection cables, PC and additional software.
Direct machine to machine racing using no additional PC (up to 8 machines) No Yes, with optional RJ45 cables
Direct machine to machine wireless racing (no cables or PC required; up to 8 machines) No Yes

Power Supply

Works with Rechargeable Battery Pack. No Yes (included)
Rowing recharges Concept2 PM4 battery pack

No

Yes on Model E rowing machines and Model D machines manufactured from December 1, 2006 to present. 

(Battery pack may also be recharged by connecting the PM4 to a PC through the USB port.)

Power Saving Features—Rowing provides supplemental power to extend battery life. Yes (requires Model D or Model E rowing machine) Yes (requires Model D or Model E rowing machine)
Works with Standard D-cell Batteries—(non-rechargeable) Yes (included) Yes (not included)
Future Upgrades possible—Increased memory capacity to allow for future expansion and additional features. No Yes

Connectivity

USB port (allows monitor to be connected to a PC for data analysis and use with third party software.) Yes (15' USB cable included) Yes (15' USB cable included)

ANT Wireless and RJ45 connection for PC-less racing

No Yes