Did some research and it looks like the old patriot is between the Five and the Alpine. I think the patriot 66 bare frame is about 2.65kg compared to the Five of 2.3kg? So not that much weight difference. Fancy putting the 200×57 shock on it.
Five
Frame Size 16″ 17″
A. Head Angle 67° 67°
B. Seat Angle 73° 73°
C. Top Tube 557 570
D. Effective TT 582 602
E. BB Height 335 335
F. Chainstay 425 425
G. Head Tube 130 130
H. Wheelbase 1116 1140
T. Rear Travel 140 140
Shock Length 190 190
Seat Tube Ø 30.9 30.9
Standover 716 735
Patriot 66 2006 16″.
Frame Size 16″
A. Head Angle 67°
B. Seat Angle 72°
C. Top Tube 550
D. Effective TT 577
E. BB Height 365
F. Chainstay 432
G. Head Tube 120
H. Wheel base 1122
Alpine
Frame Size 16″ 18″ 20″
A. Head Angle 66.5° 66.5° 66.5°
B. Seat Angle 74° 74° 74°
C. Top Tube 559 577 601
D. Effective TT 580 600 620
E. BB Height +6 +6 +6
F. Chainstay 435 435 435
G. Head Tube 130 130 150
H. Wheelbase 1153 1173 1193
T. Rear Travel 160 160 160
Shock Length 215 215 215
Seat Tube Ø 30.9 30.9 30.9
Standover 724 762 800
Patriot
Frame Size 16″ 18″ 20″
Seat Tube length355 409 459
A. Head Angle 65.5 65.5 65.5
B. Seat Angle 74 74 74
C. Top Tube 546 560 577
D. Effective TT 560 580 600
E. BB Height +8 +8 +8
F. Chainstay 435 435 435
G. Head Tube 105 120 120
H. Wheelbase 1140 1163 1183
T. Rear Travel 180 180 180
Shock Length 215 215 215
Seat Tube Ø 30.9 30.9 30.9
Standover 760 770 784
Fork length 560 560 560
Fork offset 40 40 40