If they are all pretty even across the six cylinders most likely not a blown head gasket. Gages read all different. 135 is my personal low number when I check compression. Make sure TB is wide open and all plugs taken out. I do 4 revolutions per cylinder. Need to see your numbers.

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2018 BMW X5 Xdrive 50i (M Package)
2002 BMW X5 4.4i /w Sports Package (Sold)
2001 Dodge Ram 1500 Laramie 4x4
2003 Jeep Liberty Limited 2x4