--- product_id: 548027109 title: "Casio New FX-991CW Advanced Scientific Calculator (UK Version)" brand: "casio" price: "€ 52.79" currency: EUR in_stock: true reviews_count: 10 category: "Casio" url: https://www.desertcart.com.cy/products/548027109-casio-new-fx-991cw-advanced-scientific-calculator-uk-version store_origin: CY region: Cyprus --- # 540+ functions 2.5-inch HD Natural Textbook Display Solar powered + battery backup Casio New FX-991CW Advanced Scientific Calculator (UK Version) **Brand:** casio **Price:** € 52.79 **Availability:** ✅ In Stock ## Summary > 📐 Elevate your exam game with the UK’s top advanced scientific calculator! ## Quick Answers - **What is this?** Casio New FX-991CW Advanced Scientific Calculator (UK Version) by casio - **How much does it cost?** € 52.79 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/548027109-casio-new-fx-991cw-advanced-scientific-calculator-uk-version) ## Best For - casio enthusiasts ## Why This Product - Trusted casio brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Lightweight:** Sleek 100g design fits perfectly in your bag for on-the-go problem solving. - • **Master 540+ Functions:** Unlock advanced calculations with ease for GCSE, A-Level, and beyond. - • **Crystal-Clear HD Display:** See formulas exactly as in textbooks for faster comprehension and fewer errors. - • **Eco-Friendly Solar Power:** Stay powered up sustainably with solar energy plus battery backup for uninterrupted use. - • **Exam-Approved Reliability:** Trusted and allowed in every UK exam where calculators are permitted. ## Overview The Casio FX-991CW is the UK’s best-selling advanced scientific calculator, featuring over 540 mathematical functions and a 2.5-inch Natural Textbook Display that mirrors textbook notation for enhanced clarity. Solar powered with battery backup, it’s approved for all UK exams where calculators are allowed, making it the go-to choice for GCSE, A-Level, and Higher students seeking reliable, professional-grade performance. ## Description The Casio fx-991 CW is the new upgraded version of the Casio fx-991 EX (Casio’s most advanced scientific calculator), containing additional features, to include a high definition display and improved menu navigation. Approved for Key stages 3, 4 and 5, recommended for Advanced GCSE, A/AS level and Highers. Allowed in every UK exam where a calculator can be used. The Casio fx-991 CW is Casio’s most advanced scientific calculator with 540 + mathematical functions. The large Natural Textbook Display shows mathematical expressions like roots and fractions as they appear in your textbooks which increases comprehension because results are easier to understand. Ideal exam calculator for: GCSE Higher SQA Higher Review: High price, plastic looks cheap BUT features are good. - High price, plastic looks cheap BUT features are good. Review: Unreliable - Stopped working within 4 months. Changed battery too, still it hangs. Unreliable especially during exam. ## Features - 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 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BVVZYNQH | | Best Sellers Rank | #1,046 in Office Products ( See Top 100 in Office Products ) #6 in Scientific Calculators | | Brand | Casio | | Calculator Type | Graphing | | Color | black | | Colour | black | | Customer Reviews | 4.6 out of 5 stars 2,534 Reviews | | Display Type | LCD | | Enclosure Material | Plastic | | Item Dimensions L x W | 16.2L x 7.7W centimeters | | Item Weight | 100 Grams | | Manufacturer | Casio | | Mfr Part Number | FX-991CW-W-UT | | Model Name | Casio FX-991CW Advanced Scientific Calculator (UK Version) | | Model Number | FX-991CW-W-UT | | Number of Batteries | 1 LR44 batteries required. | | Number of batteries | 1 LR44 batteries required. | | Power Source | Solar Powered | | Power source | Solar Powered | | Screen Size | 2.5 Inches | | Screen size | 2.5 Inches | | Unit Count | 1.0 Count | ## Product Details - **Brand:** Casio - **Calculator Type:** Graphing - **Colour:** black - **Power source:** Solar Powered - **Screen size:** 2.5 Inches ## Images ![Casio New FX-991CW Advanced Scientific Calculator (UK Version) - Image 1](https://m.media-amazon.com/images/I/714Av0FqCnL.jpg) ## Questions & Answers **Q: Is it genuine Casio Product?** A: yes the casio 991ex product sold by aystationery is 100% genuine product, with the manual and case included. ## Customer Reviews ### ⭐⭐⭐ High price, plastic looks cheap BUT features are good. *by N***N on 22 November 2025* High price, plastic looks cheap BUT features are good. ### ⭐ Unreliable *by M***L on 3 March 2026* Stopped working within 4 months. Changed battery too, still it hangs. Unreliable especially during exam. ### ⭐ casio Fx991cw calculator *by M***I on 9 August 2025* duplicate products ## Frequently Bought Together - Casio fx-991CW Advanced Scientific Calculator (UK Version) - Helix Oxford Maths Set with Storage Tin - 10 Piece Maths Equipment Set - Zamasha Clear Pencil Case Black | 22x4x9 cm Stylish, Practical and Transparent Pencil Case | Versatile Storage for Stationery, Toiletries, Makeup, Travel & Office Supplies --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.cy/products/548027109-casio-new-fx-991cw-advanced-scientific-calculator-uk-version](https://www.desertcart.com.cy/products/548027109-casio-new-fx-991cw-advanced-scientific-calculator-uk-version) --- *Product available on Desertcart Cyprus* *Store origin: CY* *Last updated: 2026-07-16*