That visual feedback was a useful feature

The 12C has some powerful features not available on the 10BII, but unless you are kind of a 'techie' I would go with the 10BII and save the money.

Love the reverse polish notation feature!

I don't like the new keys but all the other features are great.

I can see why some users dislike this feature

permutations).Here's what I've done: I use the HP12c for everything I can, and I use the TIBAII for the 30/360 bond worksheet (and the discounted payback and a few other features that would save time on the

The leather case that is included is an attractive bonus feature along with the handy online users guide, templates and business formula's.

This calculator is still one of the best calculator to buy even after 25 years above any other on the market today it really has some nice features.

I don't like that feature.

The new version has a great new feature (undo clear) that makes it even better.

In summary, the 12C is an iconic product which has a great range of useful features and applications.

I love the extra features it has like backspace, Algebraic mode and comparing it to the regular

In some ways, it is arguably the best one to own, as it has some improved features over the original HP12C (a version of which is also still made, believe it or not

This can be very annoying or you can think of it as great safety feature when you place it back in the case and you think it may turn on by accident it you bang into it.

It does everything as intended and has great feature keys all in a small body

The only reason I’m not giving it five stars is that it doesn’t have the alphanumeric capabilities of the 41 and I really miss that feature.

It's close enough for government work as they say

The 12CP display has thinner characters with less visibility in poor light, and most importantly they lose contrast at even a slight viewing angle as compared to a direct 90 degree observation (important when not directly over the calculator, such as on a desktop).

The keys of the anniversary edition do not respond as well as on the regular HP 12C.