Diana Diana BANDIT with chaser combo?

Hello everyone first of all I am happy to join this forum it's my pleasure to be a member of this community
This topic is long sorry for this in advance

My name is Hani I am from Oman I already have Diana chaser combo that came with stock and longer barrel
I like the gun it's very fun and accurate but the co2 affect by weather and also it's expensive in my country the one 12g co2 cartridge cost $1 so I am thinking of getting the bandit (PCP) since I figured out they're same fit in stock so I can put the bandit in chaser stock with shoulder also the long barrel from the chaser can fit in bandit good rifle combo
And the PCP fill coat is $7 for 9L cylinder ( already have my brother owned the cylinder) !! I am wondering how many times fill the bandit 50 cc tank from 9L cylinder
So
Can this worth it? I mean I like PCP pistol for light weight and also cheaper options for my country since is the bandit is cheaper PCP gun only cost $200 and+ fit in chaser body
So my question is
Is worth to upgraded from chaser to bandit since the co2 cost more than PCP charge
I mean I am looking for more power and stable shots
Also I found PCP hand pump ( cost $65 came with extra o rings parts) is it good? I mean what the life cycle of PCP hand pump?
 
Would recommend pp750 or notos instead. I have two bandits (one is technically a pp800). They have very low air capacity. Weren't originally designed to be regulated, though some come with them. Basically this means the regulated ones have extremely low air capacity due to the Regulator taking up space inside the already tiny airtube.

The unregulated ones are very powerful, but the velocity is all over the place.

Pp750/notos makes good power and has a very good shot count and consistent power delivery.

Not to say the bandit can't be tuned to have a longer shot count and flatter power curve. They can, but you're still working with a small airtube and lower shot count. So, maybe you will be fine with that. Smaller tube makes it quicker to pump/fill. And of course if you want to use the longer barrel, then you'd need a bandit or pp800.

Airgunarcheryfun.ca also sells long barrels for pp700/750 every now and then.



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Would recommend pp750 or notos instead. I have two bandits (one is technically a pp800). They have very low air capacity. Weren't originally designed to be regulated, though some come with them. Basically this means the regulated ones have extremely low air capacity due to the Regulator taking up space inside the already tiny airtube.

The unregulated ones are very powerful, but the velocity is all over the place.

Pp750/notos makes good power and has a very good shot count and consistent power delivery.

Not to say the bandit can't be tuned to have a longer shot count and flatter power curve. They can, but you're still working with a small airtube and lower shot count. So, maybe you will be fine with that. Smaller tube makes it quicker to pump/fill. And of course if you want to use the longer barrel, then you'd need a bandit or pp800.

Airgunarcheryfun.ca also sells long barrels for pp700/750 every now and then.



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Thank you so much for your advice but unfortunately pp700 pp750 is unavailable in my country as I mentioned I have limited options
So I know pp800 (bandit) is small capacity tank 50cc but I saw AAR (Andy air gun review YouTube channel) he said the benefits of pp800 over cp2 ( chaser) that you get more shot count more than co2

Okay I will show you my chrony results with Diana chaser (CP2) with long barrel .177
Crosman wadcutter 7,5gr
First 10 shot between 650 to 620 FPS
Second 10 shot drop to 600-550fps
21-30 shot from 520 -430 FPS
30-40 390 -220 then I stopped here
While AAR channel mentioned that the pp800 can shot 80 shot!!
And I saw another reviewer said you get 13 usable shot from this gun
So I am really confused I just wanted to know can the PP800 given me 30 shot over 600 FPS with.177 pellet 7.5gr
 
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Here's the thing.... 80 shots may be true for how they are setup in the UK (they have power restrictions) my .177 was doing something like high 800fps with 8gr pellets, but had maybe 10 usable shots like that. If you detune it, it should get more. I put a huma regulator in mine, but I guarantee mine is smaller than any other one you will see because I deleted the plenum on it. Mine gets 50 shots at 650fps with 8gr pellets. My other one is the opposite end of the spectrum, and has a custom valve in it. Does 925fps with 25gr pellets for 2 shots :ROFLMAO:
 
Here's the thing.... 80 shots may be true for how they are setup in the UK (they have power restrictions) my .177 was doing something like high 800fps with 8gr pellets, but had maybe 10 usable shots like that. If you detune it, it should get more. I put a huma regulator in mine, but I guarantee mine is smaller than any other one you will see because I deleted the plenum on it. Mine gets 50 shots at 650fps with 8gr pellets. My other one is the opposite end of the spectrum, and has a custom valve in it. Does 925fps with 25gr pellets for 2 shots :ROFLMAO:
Okay I got it,
So they may have regulated their gun. Okay out of box pp800 how many shots until get down to 600fps with let's say 8gr pellet as you use
 
Most likely
I saw video on YouTube
Someone has Diana BANDIT 4.5mm with 8 gr pellet first shot 802fps and rise in 6-7-8-9 to 852-871 FPS the dropped down to 687 FPS in 20th shot so over 100 FPS difference so is there any way to balance the power? I mean if I put smaller hammer spring it will 30 shot at small FPS spread? Like 50-70 spread is it possible
 
The hammer is out of a rifle. The valve maybe too. I'd start by reducing weight of the hammer SUBSTANTIALLY. Play around with hammer spring as well. Problem is there are multiple variations of these guns. Regulated, unregulated, shortened valve stem, maybe some other things. Depending on local laws, and whatever generation of the gun. Personally I'd buy an unregulated one if you can. You're just going to have to play around with it.
 
For a few years I kept looking at the Diana Bandit/PP800.

I could not find a single post on getting 30+ shots with a small velocity spread (less than 5-6% off peak).
This is why I did not buy one.

Recently I decided to buy a Diana Chaser/SPA CP2 in .177 knowing that I would get at least 50 shots with low velocity spread on one CO2 cartridge.

Long_Gun_Dallas has several posts on his struggles to get a longer flatter shot string.
He gave up and installed a regulator :)

I decided it is not worth it, so I have a PP700 and PP750 instead.
 
The hammer is out of a rifle. The valve maybe too. I'd start by reducing weight of the hammer SUBSTANTIALLY. Play around with hammer spring as well. Problem is there are multiple variations of these guns. Regulated, unregulated, shortened valve stem, maybe some other things. Depending on local laws, and whatever generation of the gun. Personally I'd buy an unregulated one if you can. You're just going to have to play around with it.
We have the unregulated version and I test it in the store it shot around 800 FPS with 7.9 gr and the gauge was on grean between 160-170 bar