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Item #:
224175567
Casio fx-991CW Advanced Scientific Calculator (UK Version)
90% of respondents would recommend this to a friend
Item #:
224175567
HKD 404
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from UK
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In stock
Imported from UK store
QTY:
Order now and get it around Tuesday, September 15
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The Casio fx-991 CW is Casio's most advanced scientific calculator with 540+ mathematical functions.
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What Stands Out
Comprehensive Functions
Offers over 400 functions including advanced calculus, statistics, and complex numbers, catering to students and professionals in science, engineering, and mathematics.
High-Resolution Display
Equipped with a large, high-resolution screen that enhances visibility and allows for easier viewing of complex equations and graphs, reducing eye strain during prolonged use.
Sustainable Design
Engineered with eco-friendly materials and features a long-lasting battery life, promoting sustainable usage while ensuring reliability for extensive study and calculation needs.
Product Details
| Country of Origin | This item will be imported from UK |
| Item Weight | 1 lbs (450 grams) |
| What is in the box | Casio fx-991CW Advanced Scientific... For more details, please check description/product details |
Who Should Buy?
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Students
Ideal for students in secondary or higher education needing advanced calculations for mathematics or science subjects.
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Engineers
Engineers benefit from its comprehensive functions including complex calculations, matrix handling, and various scientific formulas.
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Professionals
Professionals working in fields like finance, physics, and architecture will find this calculator enhances productivity with its functionality.
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Casual Users
Casual users may find the complexity overwhelming and unnecessary for basic calculations like ordinary arithmetic.
Product Description
Casio fx-991CW Advanced Scientific Calculator (UK Version)
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Customer Questions & Answers
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Question:
Is the Casio fx-991 CW allowed in all UK exams?
Answer: Yes, it is allowed in every UK exam where a calculator can be used. -
Question:
What grade levels is the Casio fx-991 CW recommended for?
Answer: It is recommended for Advanced GCSE, A/AS level, and Highers. -
Question:
What other models should be considered for more advanced features?
Answer: The Casio Graphic calculator range, specifically the fx-9860GIII and fx-CG50, provide dynamic graphing and more advanced capabilities.
Casio Scientific Editorial Review
The Casio Fx-991CW Advanced Scientific Calculator (UK Version) is an exceptional tool that features a large, high-resolution LCD display, making it perfect for students and professionals who need advanced mathematical capabilities. With over 552 functions ranging from basic arithmetic to complex calculus and statistics, it stands out for its versatility. Users appreciate its durability and portability, noting that it's built to withstand everyday use while being easy to carry in their bags. Despite some initial learning curve in using its multi-function keypad, the intuitive interface and natural textbook display significantly enhance user experience, ensuring clear visualization of equations.
Customer Reviews & Ratings
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Pros
- Versatile with over 552 functions for various calculations
- Durable design withstands daily wear and tear
- High-resolution LCD display enhances readability
- Solar-powered with battery backup for reliability
- Exam-friendly, approved by major boards
Cons
- Initial setup may require some time to understand
Platform Trust & Buyer Confidence
FZ
F Zhang
Verified buyer
“Good product, and smooth delivery!”
18-Jul-26 · via Trustpilot
RD
Roxy
Verified buyer
“Great products and services”
17 April 2026 · via Trustpilot
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Khushi
Verified buyer
“Ubuy Hong Kong is a game-changer. I was looking for a specific American brand that doesn't ship to Asia, and Ubuy had it in stock. The selection of global products is incredible. It saves me the hassle of using freight forwarders or asking friends to bring items over. The process was seamless from checkout to delivery”
6 July 2026 · via Trustpilot
KM
kritika
Verified buyer
“I?m always nervous buying electronics and skincare online, but Ubuy Hong Kong delivered exactly what I ordered and it was 100% genuine. It?s refreshing to find a platform that you can actually trust with premium brands. Will definitely be a returning customer.”
3 July 2026 · via Trustpilot
S
Sam
Verified buyer
“Great product, good packing, the goods arrived quickly and well protected.”
6 June 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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HKD 404
Order now and get it around Tuesday, September 15
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Upgraded version of Casio fx-991 EX
- High definition display
- Improved menu navigation
- Approved for Key stages 3, 4 and 5
- Allowed in every UK exam
- Large Natural Textbook Display for better comprehension
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