We Chose The Best Calculators in The UK - 10/2025

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)

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

14% OffFree Shipping

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.

9.6

Superb

9.6

Superb

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)

14% OffFree Shipping

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.

We scanned 1822 products

We reviewed these offers relevant to the Calculators within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Casio, OSALO, EMPIRE TRADING & COMMERCE, Sharp, Helix, Bimormat, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Calculators in the market, we considered we took a deep dive into 9111 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Casio fx-991CW Advanced Scientific Calculator (UK Version). We love many things about this product by Casio. What sets it apart from the competition is Approved for all UK exams, Best-selling advanced calculator, Dual powered and reliable.

The best value product for most shoppers and where user satisfaction is continuously the highest is Casio fx-85GTCW Black Scientific Calculator by Casio based on online reviews by bloggers, experts and online shoppers.

The biggest bargain at the moment for Calculators and the best cost-to-value ratio is 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)at EMPIRE TRADING & COMMERCE with a 33% discount.

Our list of the best Calculators is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

Best Calculators of 2025

We scanned 1822 products

We concluded that: