Type/Reaction Time Test
Reaction Time Test
Measure your reaction time in milliseconds.
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5 rounds · Click when the screen turns green
Complete a reaction time test to see your history here.
Average Human Reaction Time
| Rating | Time (ms) | Description |
|---|---|---|
| Incredible | < 150 | Top-tier reflexes, elite gaming level |
| Excellent | 150–200 | Very fast, competitive advantage |
| Fast | 200–250 | Above average, good for gaming |
| Average | 250–300 | Typical human visual reaction time |
| Below Average | 300–350 | Room for improvement |
| Slow | 350–450 | May be affected by fatigue or distractions |
| Sleepy | 450+ | Likely tired or not focused |
The average human visual reaction time is about 250 milliseconds. This can vary based on age, alertness, and the type of stimulus (auditory reactions are typically 20–40 ms faster than visual).
Factors That Affect Reaction Time
- Sleep: Sleep deprivation can slow reaction time by 20–30%. Getting 7–9 hours of quality sleep is one of the most effective ways to maintain fast reflexes.
- Caffeine: Moderate caffeine intake (100–200 mg) can improve reaction time by 5–10%. Effects peak about 30–60 minutes after consumption.
- Exercise: Regular physical activity improves neural processing speed. Even a brief warm-up can temporarily boost reaction time.
- Gaming: Studies show that regular gamers have 10–15% faster reaction times than non-gamers, likely due to improved hand-eye coordination.
- Hydration: Even mild dehydration (1–2% body weight) can impair cognitive performance and slow reactions.
- Time of day: Reaction times are typically fastest in late morning to early afternoon and slowest in the early morning and late evening.
Reaction Time in Sports and Gaming
Reaction time plays a critical role across many competitive domains:
- F1 drivers: Average reaction time of ~200 ms at race start. The best drivers react in under 150 ms.
- Baseball hitters: Must react to a pitch in ~150 ms to decide whether to swing. A 90 mph fastball reaches home plate in about 400 ms.
- Sprinters: A reaction time under 100 ms at the starting blocks is considered a false start. Most elite sprinters react in 120–160 ms.
- Competitive FPS gamers: Top players average 150–200 ms reaction times, with some pros consistently hitting under 150 ms.
Test your click speed with our CPS Test, measure your typing speed with the WPM Test, or check every key on your keyboard with the Keyboard Tester.