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Best Calculators of 2026
Last updated on 10/01/2026
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1
Casio fx-991CW Advanced Scientific Calculator (UK Version)
Casio
28% Off
Why we love it
Approved for all UK exams.
Best-selling advanced calculator.
Dual powered and reliable.
Main Highlights
Casio fx-991 is the UK’s best-selling ‘advanced scientific’ calculator.
fx-991 CW is the new upgraded version of the fx-991 EX
Allowed in every UK exam where a calculator can be used
Approved for Key stages 3, 4 and 5, recommended for Advanced GCSE, A/AS level and Highers
Dual powered, solar with battery back up and auto power-off
Ideal exam calculator for: GCSE Higher SQA Higher
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9.9
Exceptional
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9.9
Exceptional
Casio
Casio fx-991CW Advanced Scientific Calculator (UK Version)
28% Off
Check Price
Show More
Why we love it
Approved for all UK exams.
Best-selling advanced calculator.
Dual powered and reliable.
Main Highlights
Casio fx-991 is the UK’s best-selling ‘advanced scientific’ calculator.
fx-991 CW is the new upgraded version of the fx-991 EX
Allowed in every UK exam where a calculator can be used
Approved for Key stages 3, 4 and 5, recommended for Advanced GCSE, A/AS level and Highers
Dual powered, solar with battery back up and auto power-off
Ideal exam calculator for: GCSE Higher SQA Higher
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Value for Money
2
Casio fx-85GTCW Black Scientific Calculator
Casio
21% Off
Why we love it
Highly recommended for exams.
Dual power for reliability.
Upgraded for better performance.
Main Highlights
Casio fx-85GTCW is the UK's best-selling dual-powered scientific calculator
fx-85GTCW is the new upgraded version of the fx-85GT X
Allowed in every UK exam where a calculator can be used.
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.
Show More
9.8
Exceptional
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9.8
Exceptional
Casio
Casio fx-85GTCW Black Scientific Calculator
21% Off
Check Price
Show More
Why we love it
Highly recommended for exams.
Dual power for reliability.
Upgraded for better performance.
Main Highlights
Casio fx-85GTCW is the UK's best-selling dual-powered scientific calculator
fx-85GTCW is the new upgraded version of the fx-85GT X
Allowed in every UK exam where a calculator can be used.
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.
Show More
3
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
Why we love it
Large, clear, inclined display.
Durable ABS plastic build.
Solar and battery powered.
Main Highlights
【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!
【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.
【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.
【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.
【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.
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9.7
Exceptional
Check Price
9.7
Exceptional
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)
Check Price
Show More
Why we love it
Large, clear, inclined display.
Durable ABS plastic build.
Solar and battery powered.
Main Highlights
【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!
【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.
【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.
【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.
【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.
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4
Calculators HIHUHEN Large Calculator Solar & Battery Power 12 Digit Display Multi-Functional Big Button for Business Office School Calculating (1 x Calculator)
HIHUHEN
Why we love it
Solar or battery powered convenience.
Clear display with 12 digits.
User-friendly with memory functions.
Main Highlights
Dual power ways: Solar power or 1 AA battery (Battery Included) , energy saving and convenient.
Adopt Japanese LCD screen, 12 digits, display data clearly.
Support +/-(negative)，%，√ calculation; Rounding off & decimal place setting; CE/C (part/all clear), MC/MR/M+/M- (memory) key.
Auto shut-down in 8min if no further operation.
Big ABS plastic button, offer accurate positioning and comfortable texture, support >1 million times press.
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9.6
Superb
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9.6
Superb
HIHUHEN
Calculators HIHUHEN Large Calculator Solar & Battery Power 12 Digit Display Multi-Functional Big Button for Business Office School Calculating (1 x Calculator)
Check Price
Show More
Why we love it
Solar or battery powered convenience.
Clear display with 12 digits.
User-friendly with memory functions.
Main Highlights
Dual power ways: Solar power or 1 AA battery (Battery Included) , energy saving and convenient.
Adopt Japanese LCD screen, 12 digits, display data clearly.
Support +/-(negative)，%，√ calculation; Rounding off & decimal place setting; CE/C (part/all clear), MC/MR/M+/M- (memory) key.
Auto shut-down in 8min if no further operation.
Big ABS plastic button, offer accurate positioning and comfortable texture, support >1 million times press.
Show More
5
CATIGA 12 Digit Desktop Calculator with Large LCD Display and Sensitive Button, Dual Solar Power and Battery, Standard Function for Office, Home, School, CD-2786
CATIGA
Why we love it
Large, clear LCD display.
Sensitive and big buttons.
Dual solar and battery power.
Main Highlights
【LARGE DISPLAY】The huge LCD screen that clearly displays big numbers makes it easy to read from afar, and it’s aesthetically pleasing.
【SENSITIVE AND BIG BUTTONS】Your calculation process will be faster and smoother with this calculator’s responsive buttons. Once pressed, the buttons quickly register and display the corresponding number on the screen. The big size of the buttons prevents you from hitting the wrong button.
【DUAL POWER DESIGN】This calculator utilizes both the solar power and battery power (battery included). The solar panel, as long as you use it in a lit environment, will power up the calculator thoroughly.
【VERSATILE PURPOSES】This calculator is designed for many occasions: business, office, home, basic budgeting, school, and more. Use it to assist your personal finance or just a quick calculation session.
【FUNCTIONALITIES】Add, subtract, multiply, divide, backspace, grand total, CE, %, M+/M-/MRC, On/AC Button, and Auto Power-Off. The calculator will turn itself off after about 6 minutes of being idle.
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9.4
Superb
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9.4
Superb
CATIGA
CATIGA 12 Digit Desktop Calculator with Large LCD Display and Sensitive Button, Dual Solar Power and Battery, Standard Function for Office, Home, School, CD-2786
Check Price
Show More
Why we love it
Large, clear LCD display.
Sensitive and big buttons.
Dual solar and battery power.
Main Highlights
【LARGE DISPLAY】The huge LCD screen that clearly displays big numbers makes it easy to read from afar, and it’s aesthetically pleasing.
【SENSITIVE AND BIG BUTTONS】Your calculation process will be faster and smoother with this calculator’s responsive buttons. Once pressed, the buttons quickly register and display the corresponding number on the screen. The big size of the buttons prevents you from hitting the wrong button.
【DUAL POWER DESIGN】This calculator utilizes both the solar power and battery power (battery included). The solar panel, as long as you use it in a lit environment, will power up the calculator thoroughly.
【VERSATILE PURPOSES】This calculator is designed for many occasions: business, office, home, basic budgeting, school, and more. Use it to assist your personal finance or just a quick calculation session.
【FUNCTIONALITIES】Add, subtract, multiply, divide, backspace, grand total, CE, %, M+/M-/MRC, On/AC Button, and Auto Power-Off. The calculator will turn itself off after about 6 minutes of being idle.
Show More
6
Casio fx-83GTCW Black Scientific Calculator
Casio
39% Off
Why we love it
UK's best-selling scientific calculator.
Upgraded version with improvements.
Allowed in UK exams.
Main Highlights
Casio fx-83GTCW is the UK's best-selling scientific calculator
fx-83GTCW is the new upgraded version of the fx-83GT X
Allowed in every UK exam where a calculator can be used
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
Show More
9.3
Superb
Check Price
9.3
Superb
Casio
Casio fx-83GTCW Black Scientific Calculator
39% Off
Check Price
Show More
Why we love it
UK's best-selling scientific calculator.
Upgraded version with improvements.
Allowed in UK exams.
Main Highlights
Casio fx-83GTCW is the UK's best-selling scientific calculator
fx-83GTCW is the new upgraded version of the fx-83GT X
Allowed in every UK exam where a calculator can be used
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
Show More
7
RENUS 2-Line Engineering Scientific Calculator Function Calculator for Student and Teacher
RENUS
Why we love it
Perfect for math students.
Reduces double-counting errors.
Comfortable ergonomic design.
Main Highlights
RENUS 2-Line Engineering Scientific Calculator
Powered by 2 AAA batteries (Included)
Rugged slide-off protective hard case
Robust, professional grade scientific calculator helps you explore math and science concepts.
Show More
9.2
Superb
Check Price
9.2
Superb
RENUS
RENUS 2-Line Engineering Scientific Calculator Function Calculator for Student and Teacher
Check Price
Show More
Why we love it
Perfect for math students.
Reduces double-counting errors.
Comfortable ergonomic design.
Main Highlights
RENUS 2-Line Engineering Scientific Calculator
Powered by 2 AAA batteries (Included)
Rugged slide-off protective hard case
Robust, professional grade scientific calculator helps you explore math and science concepts.
Show More
8
CATIGA Desktop Calculator 8 Digit with Solar Power and LCD Display, Big Buttons, for Home, Office, School, Class and Business, 4 Function Small Basic Calculators for Desk, CD-8185
CATIGA
Why we love it
Large, clear LCD screen.
Robust and durable design.
User-friendly with responsive buttons.
Main Highlights
【EASY-TO-USE DESIGN】With its large screen, this calculator is made for convenient and comfortable everyday use. Its tilted and angled display allows you to easily see your calculations without straining your eyes.
【LARGE RESPONSIVE BUTTONS】Spacious button sizes ensure that your fingers are much less likely to hit the wrong number, all while providing a satisfying sensation when typing.
【ROBUST BUILD】Built with a sturdy and premium plastic body, this desktop calculator is constructed with everyday use in mind. It is convenient, powerful, and long lasting.
【VERSATILE FUNCTIONS】With its add, subtract, multiply, divide, percent, grand total and CE Button functionalities, this calculator's versatile nature allows it to be used in many occasions.
【DUAL POWER SOURCES】With the aid of its dual solar and battery power system, this calculator is fully powered in any lit environment. The battery comes included with the calculator, ensuring quick and easy access right away. PLEASE NOTE: The calculator will turn itself off after about 6 minutes of being idle.
Show More
9.0
Superb
Check Price
9.0
Superb
CATIGA
CATIGA Desktop Calculator 8 Digit with Solar Power and LCD Display, Big Buttons, for Home, Office, School, Class and Business, 4 Function Small Basic Calculators for Desk, CD-8185
Check Price
Show More
Why we love it
Large, clear LCD screen.
Robust and durable design.
User-friendly with responsive buttons.
Main Highlights
【EASY-TO-USE DESIGN】With its large screen, this calculator is made for convenient and comfortable everyday use. Its tilted and angled display allows you to easily see your calculations without straining your eyes.
【LARGE RESPONSIVE BUTTONS】Spacious button sizes ensure that your fingers are much less likely to hit the wrong number, all while providing a satisfying sensation when typing.
【ROBUST BUILD】Built with a sturdy and premium plastic body, this desktop calculator is constructed with everyday use in mind. It is convenient, powerful, and long lasting.
【VERSATILE FUNCTIONS】With its add, subtract, multiply, divide, percent, grand total and CE Button functionalities, this calculator's versatile nature allows it to be used in many occasions.
【DUAL POWER SOURCES】With the aid of its dual solar and battery power system, this calculator is fully powered in any lit environment. The battery comes included with the calculator, ensuring quick and easy access right away. PLEASE NOTE: The calculator will turn itself off after about 6 minutes of being idle.
Show More
9
Sharp EL 334 Calculator, Off-White
Sharp
Why we love it
Professional design for offices.
Basic functions for simplicity.
Infrared connectivity for convenience.
Main Highlights
<b>Battery</b>: Yes
<b>Built In Camera</b>: no
<b>Calculator Type</b>: D/T Sol/Bat/Rec
<b>Clock</b>: No
<b>Design</b>: Professional / Desk Display
<b>Desktop/Handheld</b>: Desktop/Professional
<b>Financial Functions</b>: No
<b>Functions</b>: Basic
<b>Graphic</b>: no
<b>Infrared</b>: yes
<b>Palmtop/Organiser</b>: not required
<b>Printing</b>: No
<b>Printing Functionality</b>: No
<b>Programmable</b>: No
<b>Screen</b>: Black/White
<b>Solutions</b>: N/A
<b>Type</b>: Professional / Desk Display Calculator
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8.9
Excellent
Check Price
8.9
Excellent
Sharp
Sharp EL 334 Calculator, Off-White
Check Price
Show More
Why we love it
Professional design for offices.
Basic functions for simplicity.
Infrared connectivity for convenience.
Main Highlights
<b>Battery</b>: Yes
<b>Built In Camera</b>: no
<b>Calculator Type</b>: D/T Sol/Bat/Rec
<b>Clock</b>: No
<b>Design</b>: Professional / Desk Display
<b>Desktop/Handheld</b>: Desktop/Professional
<b>Financial Functions</b>: No
<b>Functions</b>: Basic
<b>Graphic</b>: no
<b>Infrared</b>: yes
<b>Palmtop/Organiser</b>: not required
<b>Printing</b>: No
<b>Printing Functionality</b>: No
<b>Programmable</b>: No
<b>Screen</b>: Black/White
<b>Solutions</b>: N/A
<b>Type</b>: Professional / Desk Display Calculator
Show More
10
Empire Desk Calculator with Large Key Buttons, 12 Digits, Large Eye-Angled Display, Solar and Battery Powered for Home and Office (Included 2 Battery, 2 Pen and 1 Rubber)
EMPIRE TRADING & COMMERCE
Why we love it
Uninterruptible power at all times.
Enhanced visibility with eye-angled display.
Comfortable and responsive large keys.
Main Highlights
ERGONOMIC DESIGN: The large electronic calculator with 12 raised digits have been designed to perform calculations easily. Suitable for students of all age and offices
30° EYE-ANGLED: The inclination of the display makes it easier to visualise performed calculations compared to horizontal displays
DUAL POWERED: Battery and solar. The competitive advantage of uninterruptible power at home and during office hours
LARGE KEYS: The large keys make typing comfortable with high sensitivity for a smooth performance
QUALITY ASSURED: We strive to create products that stand out from the crowd caring about your experience and satisfaction. We can guarantee a safe choice of premium quality for you and your family
Show More
8.7
Excellent
Check Price
8.7
Excellent
EMPIRE TRADING & COMMERCE
Empire Desk Calculator with Large Key Buttons, 12 Digits, Large Eye-Angled Display, Solar and Battery Powered for Home and Office (Included 2 Battery, 2 Pen and 1 Rubber)
Check Price
Show More
Why we love it
Uninterruptible power at all times.
Enhanced visibility with eye-angled display.
Comfortable and responsive large keys.
Main Highlights
ERGONOMIC DESIGN: The large electronic calculator with 12 raised digits have been designed to perform calculations easily. Suitable for students of all age and offices
30° EYE-ANGLED: The inclination of the display makes it easier to visualise performed calculations compared to horizontal displays
DUAL POWERED: Battery and solar. The competitive advantage of uninterruptible power at home and during office hours
LARGE KEYS: The large keys make typing comfortable with high sensitivity for a smooth performance
QUALITY ASSURED: We strive to create products that stand out from the crowd caring about your experience and satisfaction. We can guarantee a safe choice of premium quality for you and your family
Show More
