M2 CS vs M2 Competition tested at Hockenheim GP-Kurs track. The test wasn't back to back.
Performance figures:
M2 CS: 1:55.8 min laptime
M2 Competition: 1:57.9 min laptime
M2 CS 0-100 km/h: 4.1s (factory quote: 4.0s)
M2 Competition 0-100 km/h: 4.5s (factory quote: 4.2s)
M2 CS slalom: 70.6 km/h
M2 Competition slalom: 71.1 km/h
M2 CS 100-0 braking distance: 32.9 meters
M2 Competition 100-0 braking distance: 34.1 meters
Also see:
M2 CS Specs & Details Revealed.
EDIT: added: hot lap video
(note: 02:05 = M2 CS test car goes into 'limp mode' on its way to the finish due to low fuel)
EDIT: added: about test circumstances (based on info mentioned in the data sheet)- the tested M2 Competition: M-DCT, weighed 1631 kg (full tank of fuel included), apparently had no M Driver's Package (because data sheet notes V-max of 250 km/u (stock: electronically limited V-max) - Parabolika speed 232 km/h), featured steel brakes (2NH M Sport Brakes), was sitting on Pilot Super Sport tires, likely on 19" 788M wheels (no info specified), and was driving in 1°C/34°F air temp + 1°C/34°F track temp and 1020 mbar air pressure;
- the tested M2 CS: M-DCT, weighed 1588 kg (full tank of fuel included), went into 'limp mode' on its way to the finish due to low fuel (running on empty = minimum fuel weight), apparently had M Driver's Package (because data sheet notes V-max of 280 km/h (delimited V-max) - Parabolika speed 248 km/h), featured M-CCB (carbon ceramic brakes), was sitting on Cup 2 tires fitted on lightweight 19" 763M wheels, and was driving in 32°C/90°F air temp + 53°C/127°F track temp and 1015 mbar air pressure.
- track temperature difference: 52°C/93°F (1°C/34°F vs. 53°C/127°F);
- air temperature difference: 31°C/56°F (1°C/34°F vs. 32°C/90°F);
- air pressure difference: 5 mbar (1020 mbar vs. 1015 mbar).
EDIT: added: full article posted by Phatcat
side-note: the article also reveals that the M2 CS world premiere will take place in November at the L.A. Auto Show (
"Seine Weltpremiere findet im November statt, auf der L.A. Auto Show").
L.A. Auto Show 2019 = Nov 22 - Dec 1, 2019 (see
here).