That's because you're probably in your 50-60's and you think of a 2002 car as "not that old". Back in the day, the X3 as you see it now, would have been a full-size SUV, and the X1 a wagon. Everything is bigger and faster and more powerful nowadays.
I came from a Volvo C40:
C/D TEST RESULTS
60 mph: 4.3 sec
100 mph: 10.8 sec
1/4-Mile: 12.9 sec @ 108 mph
Results above omit 1-ft rollout of 0.3 sec.
Rolling Start, 5–60 mph: 4.4 sec
Top Gear, 30–50 mph: 1.6 sec
Top Gear, 50–70 mph: 2.3 sec
Top Speed (gov ltd): 115 mph
Braking, 70–0 mph: 178 ft
Braking, 100–0 mph: 359 ft
Roadholding, 300-ft Skidpad: 0.82 g
and bought an EV6 GT:
C/D TEST RESULTS
60 mph: 3.2 sec
100 mph: 8.0 sec
1/4-Mile: 11.6 sec @ 119 mph
130 mph: 14.8 sec
150 mph: 24.1 sec
Results above omit 1-ft rollout of 0.3 sec.
Rolling Start, 5–60 mph: 3.4 sec
Top Gear, 30–50 mph: 1.7 sec
Top Gear, 50–70 mph: 2.2 sec
Top Speed (mfr's claim): 161 mph
Braking, 70–0 mph: 159 ft
Braking, 100–0 mph: 335 ft
Roadholding, 300-ft Skidpad: 0.92 g
Here's the X3M Competition for giggles:
C/D TEST RESULTS
60 mph: 3.2 sec
100 mph: 8.0 sec
1/4-Mile: 11.5 sec @ 119 mph
130 mph: 14.3 sec
150 mph: 21.8 sec
Results above omit 1-ft rollout of 0.2 sec.
Rolling Start, 5–60 mph: 4.5 sec
Top Gear, 30–50 mph: 2.6 sec
Top Gear, 50–70 mph: 3.1 sec
Top Speed (mfr's claim): 177 mph
Braking, 70–0 mph: 152 ft
Braking, 100–0 mph: 301 ft
Roadholding, 300-ft Skidpad: 0.96 g