A "good" bicep size varies, but for men, 14-16 inches is noticeably muscular, 16-18 inches is impressive, while for women, around 12.5 inches is considered muscular, with anything over 13 inches being well-developed; proportions and leanness matter most, with personal goals and genetics playing big roles.
Average if flexed The average male bicep size when not flexing is around 13.5 inches in circumference. On the other hand, when flexing, the average bicep measurement of males go up to about 15.2 inches. Males who are fit or active typically have bigger biceps, measuring around 14-15 inches.
15-inch arms are above-average and a great fitness goal.
According to CDC studies, the average arm circumference for an adult is 12–13 in (30–33 cm). That means that 15-inch arms are well above average and considered large.
However, as we saw above, young adult men's average biceps range from 13–15 inches, and women's range from 12–13 inches. By these standards, biceps measuring 15+ inches for men and 13+ inches for women are generally classified as big.
20-inch (or larger) biceps may be uncommon outside of the bodybuilding stage, but they're not unheard of — especially in strength sports where the mightiest mortals tend to congregate.
Mike Tyson had a HUGE 20inch neck and a bicep size of 18.5 inches. To put that into perspective.
9. Ronnie Coleman - 22 Inches. His legendary status was cemented by his 22 inch biceps.
Schwarzenegger often claimed to have an upper arm circumference of 22 to 24 inches after a good pump.
The 7-7-7 bicep curl, also known as "21s," is a high-intensity training technique where you perform 21 repetitions in three distinct parts: 7 reps focusing on the bottom half of the movement (from full extension to halfway), 7 reps on the top half (from halfway up to the peak), and finally, 7 reps using a full range of motion, designed to create maximum muscle fatigue and pump for hypertrophy.
If you lift regularly, your arms should be bigger than average. Anything above 15 inches for men and 13 inches for women is considered well-developed. Elite lifters often push past 17+ inches.
Here are his body measurements: Height: 5'8" (173 cm) Weight: Around 75-80 kg (165-176 lbs) Chest: 45 inches Waist: 33 inches Biceps: 17 inches He maintains his fitness through regular gym workouts, strict diets, and an active lifestyle.
More of a fact: ✅The primary genetic factor affecting biceps length is the muscle-to-tendon ratio (muscle insertion). ✅A genetically long tendon and short muscle belly lead to short biceps, while a short tendon and long muscle belly result in long biceps . . .
Yes, 17 inch arms are much bigger than most people.
In fact, anything over 14.6 inches is above average for men. And over 13.4 inches is above average for women.
Typically, it takes around 6-8 weeks for you to start noticing changes in the appearance of your arms. At around the 12 week mark, this is typically when you can expect to see more significant changes, especially if you didn't already have a large amount of muscle mass in the area!
A 20kg bicep curl is generally considered good for intermediate lifters and is a solid goal for beginners to work towards, but it can be too heavy if you're new or using poor form, risking injury; it's great for strength but focus on control and muscle engagement rather than just lifting the weight.
Studies have proven that bicep curls, performed with the EZ bar, are one of the best exercises for big biceps [3].
For Bicep Growth or Size. For bicep size, It's not about how many days you train your biceps per week, it's about how much volume (too much, too little, just right) you train them over time. According to a study published in a male physique, training your biceps even once a week can lead to muscle growth.
Stallone's arms, around 18–19 inches at their peak, were always prominently showcased in his training montages and gun-slinging action sequences. Even into his 70s, Stallone maintains impressive arm size and definition, proving that discipline and training can keep biceps battle-ready for decades.
Some say that the WWF inflated that figure and that Hogan's arms were closer to 22 inches.
Genetics certainly come into play, but far more people are capable of building a legitimate 20-inch arm than will ever know. In many cases, if they only did things differently, their arms would grow to their ultimate potential rather than be stalled out one to three inches shy.
Lou Ferrigno showing off his 22.5" biceps.
You're muscular but could have bigger arms. 17–18 inches — Muscular arms. Your arms are well developed and look impressive. 19–20 inches — Big Arms.