What is the Difference Between 45 ACP and 45 GAP Pistols

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A pistol can be described as a handgun that has a chamber integral to its gun barrel. There are various types of pistols in the world, such as the semi-automatic pistols, fully automatic pistols, single-shot pistols, manual repeating pistols, etc. Pistols were found in the 16th century in Europe. Two such pistols are 45 ACP and 45 GAP.

45 ACP vs 45 GAP Pistols

The main difference between the 45 ACP and 45 GAP is their size. The size of 45 ACP is slightly bigger than that of 45 GAP. Thus, GAP pistols operate at a higher pressure, i.e. 23,000 psi than the ACP pistols, i.e. 21,000 psi.

45 ACP is a pistol where ACP stands for automatic colt pistol. It was originated in n the year 1904 by Jhon Moses Browning. It has a 230-grain bullet weight and is quite popular among large calibre sports shooters and the army. It provides excellent accuracy and power when used against human targets and operates at 21.000 psi chamber pressure. The diameter and length of 45 ACP are quite significant.

45 GAP is a pistol where GAP stands for Glock auto pistol and is designed by Ernest Durham. It is also known as 45 Glock. It has a slightly short diameter and length. It has a maximum bullet weight of 200 grains and is operated at a pressure of 23,000 psi. Its total length is 27.22 mm. Four state law enforcement agencies have accepted 45 GAP as a replacement for the service gun thus making it a very popular pistol among other manufacturers,

Comparison Table Between 45 ACP and 45 GAP

What is 45 ACP?

45 ACP is a pistol where ACP stands for automatic colt pistol. It is also known as  45 Auto and was designed by Jhon Moses Browning in the year 1904. it is a rimless straight-walled handgun cartridge. A standard-issue military 15 ACP  round travels at the rate of 830 feet per second and has a 230-grain bullet weight. It has continuously ensured its worth and popularity among large calibre sports shooters and in the army. However, in 1985, the Beretta M9 9mm pistol replaced 45 ACP M1911A1 pistol used by the US military as their sidearm.

It provides excellent accuracy and power when used against human targets. It has a low blast and flash and operates at 21.000 psi chamber pressure. 45 ACP cartridge is available in various speciality rounds, weights and performance levels. The diameter and length of 45 ACP are appreciable, which makes its grip better. However, at certain times this might also create a problem for the shooters with small hands.

It is known to be one of the most potent pistol calibres to be used in suppressed weapons. There are some derivative versions of 45 ACP such as 45 Super and  460 Rowland. 45 Super is almost similar to 45 ACP except its developer established pressure of 28,500 psi. At the same time, Rowland has a pressure of 40,000 psi and is commonly used by a selected number of people.

What is45 GAP?

45 GAP is a pistol where GAP stands for Glock auto pistol. It is also known as 45 Glock and was designed in 2003 by Ernest Durham. It is designed to have a strong case head to minimise the possibility of case neck blowouts. It has a small size which makes it easier to handle. It has a slightly shorter diameter than its predecessor and uses a small pistol primer.

The maximum bullet weight of this product is 200 grains. This pistol uses a 45 GAP cartridge, compact Glock 39 and subcompact Glock 39. 45 GAP has been adopted as a replacement for the service gun by four state law enforcement agencies’ current issue. It gained popularity among other manufacturers due to the acceptance by law enforcement agencies.

Therefore, many different manufacturers made various models of pistols that can use the 45 GAP cartridges. This pistol has a rimless, straight case and has an overall length of about 27.22 mm. It is known to have the developer established pressure of 23,000 psi.

Main Differences Between 45 ACP and 45 GAP

  • 45 ACP is a pistol where ACP stands for automatic colt pistol whereas 45 GAP is a pistol where GAP stands for Glock auto pistol.
  • John Moses Browning designed 45 ACP in the year 1904. in contrast, the 45 GAP was created in 2003 by Ernest Durham. 
  • 45 ACP has a larger size than 45 GAP.
  • Law enforcement agencies accept GAP pistols, whereas any such agencies do not accept ACP pistols.
  • GAP operates at a higher pressure, i.e. 23,000 psi than the ACP pistols, i.e. 21,000 psi.
  • The maximum bullet weight of a 45 GAP pistol is 200 grains whereas a 45 ACP pistol has an ultimate bullet weight of 230 grain.

    • Conclusion

    45 ACP and 45 GAP are two different types of pistols with various similarities as well as differences. Both of these have their specialities and places of use.

    ACP pistol was designed in n the year 1904 by Jhon Moses Browning. . it is a rimless straight-walled handgun cartridge with a 230-grain bullet weight and operates at 21.000 psi chamber pressure. It has a big size that is often not very comfortable for the short-handed shooters. It is also known to be one of the most potent pistol calibres used in suppressed weapons. There are two types of derivative versions of 45 ACP, i.e. 45 Super and  460 Rowland. It is quite popular among army men and large calibre sports shooters.

    Whereas 45 GAP also known as 45 Glockistol, is designed by Ernest Durham in 2003 It has a slightly short size and a maximum bullet weight of 200 grains. It has been accepted as a replacement for the service gun by four state law enforcement agencies which made it a famous pistol among other manufacturers. It is operated at a pressure of 23,000 psi, and the total length of this pistol is 27.22 mm.

    References

  • https://www.ncjrs.gov/App/abstractdb/AbstractDBDetails.aspx?id=235469
  • https://www.sciencedirect.com/science/article/pii/S0003497516303988

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