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Head-to-head · Tax Calculators

SmartAsset Paycheck Calculator vs HMRC PAYE Tax Calculator

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score SmartAsset Paycheck Calculator #2 in Tax Calculators 8.8/10 Free plan Free plan Visit SmartAsset
HMRC PAYE Tax Calculator #7 in Tax Calculators 8.3/10 Free plan Free plan Visit HMRC

SmartAsset Paycheck Calculator leads on 0 checks, HMRC PAYE Tax Calculator on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSmartAsset Paycheck Calculator · 8.8/10
  • Free planboth

SmartAsset Paycheck Calculator scores higher on our rubric for tax calculators: 8.8 against 8.3 out of 10; our editors rank them #2 and #7.

On tax jurisdictions, SmartAsset Paycheck Calculator gives you Multiple where HMRC PAYE Tax Calculator offers Federal.

SmartAsset Paycheck Calculator is the better fit for U.S. employees estimating net pay. HMRC PAYE Tax Calculator is the better fit for UK employers checking employee PAYE by pay period.

  • SmartAsset Paycheck Calculator fits best

    U.S. employees estimating net pay

  • HMRC PAYE Tax Calculator fits best

    UK employers checking employee PAYE by pay period

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature SmartAsset Paycheck Calculator 8.8/10 Visit ↗ HMRC PAYE Tax Calculator 8.3/10 Visit ↗
At a glance
Editor score 8.8 8.3
Ranking #2 in Tax Calculators #7 in Tax Calculators
Best for U.S. employees estimating net pay UK employers checking employee PAYE by pay period
Pricing model Free Free
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Built for Solo Small business, Mid-market, Enterprise
Specs
Calculator types Paycheck take-home pay estimates for hourly and salaried income PAYE employee Income Tax per pay period
Tax jurisdictions Multiple Federal
Income sources Hourly wages, salary, overtime Employee pay
Filing statuses Single, married Not published
Tax years Not published 2026 to 2027 (current tax year)
Platforms Web web
Our review
Pros
  • Estimates withholding across federal, state and local taxes
  • Includes overtime and pre- and post-tax deductions
  • Breaks estimates down into taxes, deductions and take-home pay
  • Calculates employee Income Tax for the current tax year
  • Supports weekly, fortnightly, four-weekly and monthly pay periods
  • Can account for previous-period gross pay and tax due
Cons
  • Limited to paycheck estimates for hourly or salaried income
  • Filing status inputs cover single and married
  • Does not offer broader tax-planning scenarios
  • Focused on employee PAYE Income Tax, not annual tax estimates
  • Requires the employee’s tax code, payment date and gross pay
  • Previous-period gross pay and tax due may also be needed
Our verdict

SmartAsset Paycheck Calculator is a free web tool for employees estimating net pay from hourly wages or a salary. Users enter location and pay frequency, along with marital status and dependents, to see an estimated paycheck after…

Read the review →

HMRC PAYE Tax Calculator is a free web tool for employers checking an employee’s Income Tax for a pay period in the current tax year. It is aimed at UK payroll checks, using the employee’s tax code, payment date, pay frequency and pay…

Read the review →
  1. SmartAsset Paycheck CalculatorTax Calculators 8.8Free plan
  2. HMRC PAYE Tax CalculatorTax Calculators 8.3Free plan

Strengths and trade-offs

  • SmartAsset Paycheck Calculator — where it wins

    • Estimates withholding across federal, state and local taxes
    • Includes overtime and pre- and post-tax deductions
    • Breaks estimates down into taxes, deductions and take-home pay

    Where it doesn't

    • Limited to paycheck estimates for hourly or salaried income
    • Filing status inputs cover single and married
    • Does not offer broader tax-planning scenarios

  • HMRC PAYE Tax Calculator — where it wins

    • Calculates employee Income Tax for the current tax year
    • Supports weekly, fortnightly, four-weekly and monthly pay periods
    • Can account for previous-period gross pay and tax due

    Where it doesn't

    • Focused on employee PAYE Income Tax, not annual tax estimates
    • Requires the employee’s tax code, payment date and gross pay
    • Previous-period gross pay and tax due may also be needed
  • SmartAsset Paycheck Calculator8.8/10 · Free plan

    A free web calculator for estimating hourly or salaried take-home pay.

    Visit SmartAssetFull verdict →
  • HMRC PAYE Tax Calculator8.3/10 · Free plan

    A free web calculator for employers checking UK employee PAYE by pay period.

    Visit HMRCFull verdict →

More comparisons

All tax calculators comparisons → · Full ranking →

Guides on tax calculators

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update