BOUTSCOUT
Matchup deep-dive

Aaron Riley vs.
Spencer Fisher

Two full careers, measured against each man's own division and against each other — the tape, the read, and every number behind them.

3-6-0 Aaron Riley · UFC
9-8-0 Spencer Fisher · UFC
Tale of the tape

The men, measured.

Frame, age, layoff and recent form — green marks the edge on each line.

3-6-0
UFC record
9-8-0
Lightweight
Division (benchmark)
Lightweight
45.7
AgeΔ 4.5 yrs
50.2
5'8"
HeightΔ 1"
5'7"
69"
ReachΔ 1"
68"
Southpaw
Stance
Southpaw
156.3
Layoff (months)Δ 13.1 mo
169.4
LLWLW
Last 5 (newest first)
LLLWL
The read

What the numbers say.

Scouting notes, auto-generated — only stats deviating more than 25% from the division median make this list. No narratives, just deviations.

Spencer Fisher is a submission threat — 0.75 attempts per 15 minutes, vs a 0.49 Lightweight norm.
Spencer Fisher rarely shoots — 0.67 takedowns per 15 minutes, vs a 1.38 Lightweight norm.
Aaron Riley defends leg kicks well — opponents land just 52%, vs a 82% Lightweight norm.
Level of competition

Who did they actually beat?

Full-career records re-graded by the tier of opposition — the same grading the Contender Series pick model uses. Records built on tier-4 competition are worth less than records built on killers.

Aaron Riley

Full career not yet synced for Aaron Riley — tier grading appears once their record documentation lands (refreshes weekly).

In the UFC: 1-4 against opponents who walked in above .500 · avg opponent walk-in record +0.6 wins over .500

Spencer Fisher

Full career not yet synced for Spencer Fisher — tier grading appears once their record documentation lands (refreshes weekly).

In the UFC: 2-5 against opponents who walked in above .500 · avg opponent walk-in record +0.7 wins over .500

Striking

The stand-up battle.

Career totals; norms are the medians of each man's own division.

Significant strikes — landed & absorbed

3143.29/min · norm 3.42
Sig. strikes landed
6373.17/min · norm 3.42
3733.91/min · norm 3.37
Sig. strikes absorbed
6093.03/min · norm 3.37
34.7%norm 43.5%
Striking accuracy
43.5%norm 43.5%
60.9%norm 56.3%
Striking defense
64.1%norm 56.3%
00.00/15 · norm 0.25
Knockdowns
30.22/15 · norm 0.25

Where the fight happens (share of sig. strike attempts)

Aaron Riley

Distance 79.0% (norm 82.8%) · Clinch 17.7% (norm 7.6%) · Ground 3.3% (norm 8.0%)

Spencer Fisher

Distance 76.6% (norm 82.8%) · Clinch 16.5% (norm 7.6%) · Ground 6.9% (norm 8.0%)

What they throw (share of sig. strike attempts by target)

Aaron Riley

Head 72.2% (norm 78.2%) · Body 15.7% (norm 12.8%) · Legs 12.1% (norm 7.9%)

Spencer Fisher

Head 71.7% (norm 78.2%) · Body 17.9% (norm 12.8%) · Legs 10.5% (norm 7.9%)

Zone accuracy matrix Landed / attempted by zone

Green ≥ division median, red below. UFCStats tracks position and target as separate splits.

Zone Riley L/AAccLightweight med Fisher L/AAccLightweight med
BY POSITION
At distance 190 / 714 26.6% 37.9% 404 / 1122 36.0% 37.9%
In the clinch 102 / 160 63.8% 67.3% 172 / 241 71.4% 67.3%
On the ground 22 / 30 73.3% 69.1% 61 / 101 60.4% 69.1%
BY TARGET
To the head 147 / 653 22.5% 35.0% 305 / 1049 29.1% 35.0%
To the body 92 / 142 64.8% 69.1% 203 / 262 77.5% 69.1%
To the legs 75 / 109 68.8% 81.9% 129 / 153 84.3% 81.9%

Zones with fewer than 25 attempts are marked "too few to rate". Each fighter is measured against the median of leaderboard-eligible fighters in his own division (Lightweight: 201 fighters · Lightweight: 201 fighters).

What lands on them Opponents' accuracy against each man

Green ≤ division median — harder to hit than the typical man in his division.

Zone vs Riley L/AOpp accLightweight med vs Fisher L/AOpp accLightweight med
BY POSITION
At distance 259 / 761 34.0% 38.9% 377 / 1301 29.0% 38.9%
In the clinch 100 / 168 59.5% 68.6% 111 / 151 73.5% 68.6%
On the ground 14 / 25 56.0% 68.0% 121 / 246 49.2% 68.0%
BY TARGET
To the head 246 / 776 31.7% 35.1% 343 / 1324 25.9% 35.1%
To the body 99 / 124 79.8% 68.1% 146 / 228 64.0% 68.1%
To the legs 28 / 54 51.9% 81.5% 120 / 146 82.2% 81.5%
Grappling

The ground war.

Takedowns, control and submissions — career totals with each man's per-minute rates against his division norm.

834.8% acc · 1.26/15 · norm 1.38
Takedowns landed
930.0% acc · 0.67/15 · norm 1.38
1760.7% def · norm 64.0%
Takedowns stopped
5860.4% def · norm 64.0%
18:3519.5% of cage time · norm 19.5%
Control time
25:1312.5% of cage time · norm 19.5%
6:421:03 per 15 · norm 2:46
Time under control
74:105:32 per 15 · norm 2:46
10.16/15 · norm 0.49
Submission attempts
100.75/15 · norm 0.49

Bars compare the two men's rates (per-minute / per-15 figures), not raw totals — Fisher has more cage time on record.

Next move

Let the engine settle it.