差别很大。2040： ~97%, 1680: ~65%

The percentiles that various SAT scores for college-bound seniors correspond to are summarized in the following chart:^[17][18]

Percentile	Score, 1600 Scale (official, 2006)	Score, 2400 Scale (official, 2006)
99.93/99.98*	1600	2400
99+ **	≥1540	≥2280
99	≥1480	≥2200
98	≥1450	≥2140
97	≥1420	≥2100
93	≥1340	≥1990
88	≥1280	≥1900
81	≥1220	≥1800
72	≥1150	≥1700
61	≥1090	≥1600
48	≥1010	≥1500
36	≥950	≥1400
24	≥870	≥1300
15	≥810	≥1200
8	≥730	≥1090
4	≥650	≥990
2	≥590	≥890
* The percentile of the perfect score was 99.98 on the 2400 scale and 99.93 on the 1600 scale.
** 99+ means better than 99.5 percent of test takers.

The older SAT (before 1995) had a very high ceiling. In any given year, only seven of the million test-takers scored above 1580. A score above 1580 was equivalent to the 99.9995 percentile.^[19]