Best Financial & Business Office Calculators Under $100 (2026)
Selections were ranked by a composite value score combining feature set (finance functions), user ratings, build quality, and price under $100
This roundup covers reliable financial and business office calculators under $100, focusing on models used for time-value-of-money, NPV/IRR, and common finance coursework. Picks were chosen by value score using device features, build quality, ease of use for business/finance functions, and aggregated user ratings
Top Picks
-
1
Texas Instruments BA II Plus Financial Calculator
Financial calculator with NPV/IRR for uneven cash flows and time-value-of-money tools. Ideal for finance classes with easy-to-use money calculations and amortization support. Customers note strong value for finance and accounting coursework
- NPV/IRR for uneven cash flows
- comprehensive time-value-of-money toolkit
- amortization and loan calculations
-
2
Texas Instruments BAII Plus Financial Calculator, Black
A financial calculator designed for time-value calculations like annuities, mortgages, leases, and savings. Supports cash flow analysis with up to 24 uneven streams and frequencies up to 4 digits. Customers note its usefulness for finance students and school use
- time-value calculations
- cash flow analysis with up to 24 streams
- frequencies up to 4 digits
-
3
HP 10BIIPlus Financial Calculator
Compact financial calculator with 100+ built-in functions and an intuitive layout. Useful for students and professionals, with adjustable display contrast. Customer insight: suitable for varied calculations
- 100+ built-in functions
- Intuitive keyboard with minimal keystrokes
- Permitted for major exams
-
4
HP 10bII+ Financial Calculator
Compact financial calculator with core functions for finance coursework and exams. Users praise functionality and ease of use, with mixed opinions on battery life and documentation
- core financial functions
- ease of use
- quality/value
-
5
HP 10bII+ Financial Calculator with WYNGS Case
Compact financial calculator for business and finance tasks with reliable accuracy. Users note its time-saving features and suitability for mortgage calculations over 30 years
- accurate financial calculations
- time-saving features
- protective case included
-
6
Texas Instruments BA II Plus Professional Financial Calculator
A professional financial calculator handling time-value-of-money calculations and cash-flow analysis. Users cite high quality for CFA study and reliable functions, with mixed views on complex calculations and build feel
- time-value-of-money calculations
- cash-flow analysis for up to 32 uneven cash flows
- 4-digit frequencies support
-
7
Calculated Industries CM Pro Trig construction calculator
Advanced construction math calculator with full trig functions for layouts and dimension conversions. Customers note its accuracy, ease of use, and protective case included
- full trig functions
- feet-inch-fraction support
- protective case included
-
8
HP 12CP Financial Calculator
Compact HP financial calculator with RPN data entry and 120+ built-in functions for business, finance, math, and statistics. Users cite strong value and functional capabilities
- RPN data entry
- 120+ functions
- financial, math, statistics coverage
-
9
HP 2716570 10bII+ Financial Calculator, 12-Digit LCD
HP 10bII+ financial calculator with 12-digit display and 100+ built-in functions. Intuitive keyboard and adjustable display labels aid quick calculations. Customers note ease of use and solid quality, with mixed views on longevity
- 100+ built-in functions
- intuitive keyboard
- adjustable display
-
10
Hp 17Biiplus financial calculator with 22-digit LCD
Compact financial calculator with 2-line, 22-digit LCD and 28K memory. Supports RPN and algebraic entry with over 250 functions for time value of money and amortization. Users note solid feel and easy-to-see key layout, though some report varying functionality
- 22-digit LCD with 2-line display
- multiple data-entry modes (RPN, algebraic)
- extensive function set (>250)