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5 Best Calculators of 2025

Last Updated - 28/04/2025

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

OSALO

OSALO Desktop Calculator Extra Large LCD Display 12-Digit Big Number Accounting Calculator with Giant Response Button Battery & Solar Powered Perfect for Office Business Home Daily Use (OS-200ML)

OSALO

£18.04

£18.99
(5% Off)

More Details
Main highlights
- 【Solar & Battery power】 The calculator is solar-powered, so that operation is guaranteed even in poor lighting conditions. Comparing to other common calculators in the market, its solar panel can absorb more energy and last longer to support the calculator working.
- 【Extra Large display big buttons calculator】 The 12-digit calculator has an LCD display that is inclined at a fixed 30 angle, which is exactly in your field of vision and is clearer than the straight display. Large and separate buttons make each press more accurate. Pressing its big buttons is like pressing computer keyboards, very sensitive and you can hear clear tick-tock sounds when you press it. Good choice for accountants professionals and students who have a lot of calculating work!
- 【Durable and Reliable】 The calculator is made of high-strength ABS engineering plastic. Light but durable. Its strong material and structure can withstand multiple knocks and even falls off from the table. It's also backed by advanced technology and rigorous quality control processes that ensure it always delivers accurate and dependable results.
- 【Auto Power Off】 With a superior chip, it will auto power off after 8 minutes when you extend the battery life while reducing power consumption. With the auto power-off function, you don’t need to worry if you usually forget to turn off the machine and worry about the energy consumption.
- 【12 digts High-Quality Display】Our calculator product comes equipped with a large, high-quality display screen that is easy to read and displays complex computations with clarity.this extra-large display calculator is especially suitable for seniors, accountant, sales or other businessmen who works in office, shop, market, etc. 12 digits and 00 buttons meet the requirements of large number calculation.
£18.04
£18.99 (5% Off)
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Casio

Casio mx-12b-bk – Desktop Calculator – 12 Digit Solar and Battery Powered (14.7 x 10.7 x 2.9 cm)

Casio

£17.50

More Details
Main highlights
- Solar powered and battery operated
- Margin functions (Mu) and percentage (%)
- Lightening: simultaneously pressing the keys
- Extra-large easy-to-read display
- Casio dx-12b-bk - Desktop Calculator 12 Digits
£17.50
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

HIHUHEN

Calculators HIHUHEN Large Calculator Solar & Battery Power 12 Digit Display Multi-Functional Big Button for Business Office School Calculating (1 x Calculator)

HIHUHEN

£8.97

More Details
Main highlights
- Support +/-(negative)，%，√ calculation; Rounding off & decimal place setting; CE/C (part/all clear), MC/MR/M+/M- (memory) key.
- Dual power ways: Solar power or 1 AA battery (Battery Included) , energy saving and convenient.
- Big ABS plastic button, offer accurate positioning and comfortable texture, support >1 million times press.
- Auto shut-down in 8min if no further operation.
- Adopt Japanese LCD screen, 12 digits, display data clearly.
£8.97
4
29% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Casio
29% Off

Casio FX-83GTCW Black Scientific Calculator

Casio

£11.64

£16.49
(29% Off)

More Details
Main highlights
- fx-83GT CW is the new upgraded version of the fx-83GT X
- Recommended and approved for use within Key Stages 3 and 4, to include GCSE, National and Higher, Junior and Leaving.
- Clip-on on protective hard cover included
- Casio fx-83 is the UK's best-selling scientific calculator
- Allowed in every UK exam where a calculator can be used
£11.64
£16.49 (29% Off)
5
Best Value
37% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Casio
37% Off

Casio FX-85GTCW Black Scientific Calculator

Casio

£11.63

£18.49
(37% Off)

More Details
Main highlights
- fx-85GT CW is the new upgraded version of the fx-85GT X
- Recommended and approved for use within Key Stages 3 and 4, to include GCSE, National and Higher, Junior and Leaving
- Dual powered, solar with battery back up and Auto power-off.
- Casio fx-85 is the UK's best-selling dual-powered scientific calculator
- Allowed in every UK exam where a calculator can be used.
£11.63
£18.49 (37% Off)

5 Best Calculators of 2025

OSALO Desktop Calculator Extra Large LCD Display 12-Digit Big Number Accounting Calculator with Giant Response Button Battery & Solar Powered Perfect for Office Business Home Daily Use (OS-200ML)

Casio mx-12b-bk – Desktop Calculator – 12 Digit Solar and Battery Powered (14.7 x 10.7 x 2.9 cm)

Calculators HIHUHEN Large Calculator Solar & Battery Power 12 Digit Display Multi-Functional Big Button for Business Office School Calculating (1 x Calculator)

Casio FX-83GTCW Black Scientific Calculator

Casio FX-85GTCW Black Scientific Calculator

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