Product Comparison: Casio FX-83GT Plus vs Casio FX-85GT Plus

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General Specifications
FX-83GT Plus
FX-85GT Plus
About the Product
The FX-83GT Plus is the UK's Number 1 Scientific Calculator allowed in every UK exam where a calculator can be used. The Natural Display (Natural-V.P.A.M.) shows mathematical expressions like roots and fractions as they appear in your textbook, and this increases comprehension because results are easier to understand.
The FX-85GTPLUS takes the UK's Number One Scientific Calculator a step further, by offering Solar Power to ensure no loss of battery during those crucial exams. The FX-85GTPLUS offers additional functions such as Verify, Prime Factorisation and Recurring Decimal, along with the coveted Natural textbook Display and solar power.
Size & Weight
6.38 in.
6.38 in.
3.15 in.
3.15 in.
0.55 in.
0.43 in.
3.5 oz.
3.1 oz.
What customers say about "Size & Weight"
Casio FX-83GT Plus Scientific Calculator
  • Nice weight and feel, it even looks good and works very well.
  • Excellent value very light weight all good. Huge performance, comfortable to use.
  • Perfect sized calculator. Ideal for GCSE maths. Works good and we'll packaged.
  • This is a very good calculator, the right size and easy to use keys.
  • It is easy to access the various functions and it is a decent size with a plastic protective case. A good design.
Casio FX-85GT Plus Scientific Calculator
  • This is my second Casio calculator, I have noticed that it is very light compared to older models.
  • Easy to use, light weight and dual power. What are you waiting for? Just buy it!
  • Its very stream lined and carries no unneeded weight. Highly recommended.
  • Light weight. The buttons are really responsive for soft touch.
  • Good size calculator with all functions needed for GCSE. Solar power backup and protective case included.
Display Type
Display Size
96 x 31 pixels
96 x 31 pixels
Touch Screen
What customers say about "Display"
Casio FX-83GT Plus Scientific Calculator
  • The display on the calculator allows for more readable sums, fractions for example allow you to actually see one number abover the other one instead of using some weird symbol like the calculators when I was at school.
  • The calculator worked straight away, comes with a decent instruction manual and the large display is easy to read.
  • Display is clear to read and very conveniently shows fractions.
  • This model has the benefit of a large display and, more importantly for me as I get older, a much better lit display that makes it easier on my eyes.
  • Clear display, excellent value, has all the functions you need, protective case and battery included.
Casio FX-85GT Plus Scientific Calculator
  • The display is certainly not like the one I had in school as it shows the calculation on the top row with the answer on the bottom which is brilliant as any mistakes can be easily seen.
  • Nice large clear display, a sliding case that you can slide on and use the calculator, so doesn't get lost.
  • He’s really pleased with it as he finds it easy to use and the display is crisp and clear.
  • Very easy to read with the new style display and makes editing/correcting formulas very easy.
  • Clear display, response, Perfect for my accounting course, I’m a final year student.
PC Connectivity
Battery Type
1 x AAA Batteries
1 x LR-44
Pre-Loaded Applications
Algebra, Geometry, Statistics, Function, Probability
Algebra, Geometry, Statistics, Function, Probability
260 Functions, Auto power off, 9 variable memories, Protective case, 10 + 2 digits, Degrees / Minutes / Seconds
260 Functions, Auto power off, 9 variable memories, Protective case, 10 + 2 digits, Solar power, Degrees / Minutes / Seconds
What customers say about "Features"
Casio FX-83GT Plus Scientific Calculator
  • The really brilliant thing about this Calculator is that it displays your workings just as you would write them down on a piece of paper in school.
  • Calculator's hardly run out of battery so it's a must buy for School's and sometimes offices.
  • Quality is good and it lasts for years on the single battery that's within it.
  • I have had this calculator since 2012 September, the batteries have lasted since then.
  • Very useful, more than enough functions, good price, and good battery duration.
Casio FX-85GT Plus Scientific Calculator
  • I like the design of this because I has a hard shell to protect it when being bashed about in her school bag and is powered by solar panel as well as the backup battery.
  • This model has a solar panel and battery back up, which the lower model does not have.
  • I left the calculator uncovered in a room with mostly artificial light and the calculator charged up quickly and could be used purely on solar power!
  • Excellent battery life and solar panel charging, never runs out of juice.
  • The solar power is good peace of mind that it will work even if the battery ran out on you.
Warranty / Certifications
Manufacturer Warranty
3 year(s)
3 year(s)
Other Information

Other reviews