Compare two plans side by side.
⚙️Calculation Parameters
📊Calculated Output
How Sonotube Budget Comparison Tool Works?
To compare budgets, the Sonotube Budget Comparison Tool runs 2 to 4 scenarios with different sizes, methods or prices side by side. The process takes 4 steps.
Create scenarios
Name each option, such as “10 in tubes with bags” and “12 in tubes with ready-mix.”
Enter each setup
Type the pier sizes, counts, concrete method and prices per scenario.
Calculate all
The tool runs the volume and cost math for every scenario.
Compare
The comparison shows volume, concrete quantity, cost, cost per pier and the gap from the cheapest option.
Sonotube Budget Comparison Tool Formula
The Sonotube Budget Comparison Tool runs the same formulas per scenario.
Scenario cost
Cₛ = materials + delivery + feesComputed for each scenario s.
Gap
Δₛ = Cₛ − min(C)Extra cost over the cheapest.
Per pier
Cₛ ÷ nNormalizes different layouts.
Worked example: 8 piers, 10 in vs 12 in tubes, bags vs ready-mix
- A (10 in, bags) = $200.00; B (12 in, bags) = $293.75
- C (12 in, ready-mix with delivery and short-load fee) = $456.25
- Upsizing to 12 in adds 44% concrete; the truck option costs more at this small volume
Sonotube Budget Comparison Tool Conversion Table
The budget comparison conversion table runs 4 sample scenarios for an 8-pier, 48 in (122 cm) deep foundation with 10% waste.
| Scenario | ft³ (+10%) | Concrete | Concrete cost | Per pier |
|---|---|---|---|---|
| A: 10 in tubes, bags | 19.20 | 32 bags | $200.00 | $25.00 |
| B: 12 in tubes, bags | 27.65 | 47 bags | $293.75 | $36.72 |
| C: 12 in tubes, ready-mix | 27.65 | 1.25 yd³ | $456.25 | $57.03 |
| D: 10 in tubes + 20 in pads, bags | 28.80 | 48 bags | $300.00 | $37.50 |
Prices are sample inputs. Enter local prices for a real estimate. Ready-mix includes a $100 delivery fee and $40 per yard short-load fee below 5 yd³.
What is Sonotube Budget Comparison Tool?
A Sonotube Budget Comparison Tool is a scenario tool that compares alternative pier sizes, quantities, methods and prices to find the most economical foundation.
Foundation choices interact. A larger tube adds concrete, a pad adds bearing area without deepening the hole, and a truck changes the price structure. Looking at one option at a time hides the trade-offs. The tool lines them up in one table.
Scenarios work for price checks too, such as the same job at 2 suppliers.
What are the uses of Sonotube Budget Comparison Tool?
There are 4 main uses of the Sonotube Budget Comparison Tool.
Design options
Builders compare tube sizes and pad designs.
Method choice
Contractors compare bags with ready-mix.
Supplier choice
Owners compare quotes as scenarios.
Value engineering
Estimators find savings before bidding.
🔗Related Sonotube Calculators
View all 106 subtools →Sonotube Form Cost Calculator
Add up what your tubes will cost.
Bagged Concrete Cost Calculator
Find the cost of the bags you buy.
Ready-Mix Concrete Cost Calculator
Find the cost of ready-mix by the yard.
Concrete Delivery Cost Calculator
Add the cost of having concrete brought in.