Printable Buyer Tool

BOM Quote Comparison Checklist

Compare electronic component quotations line by line—before a low unit price hides the wrong part, excess quantity, uncertain timing, or an unapproved substitution.

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Decision order
  1. 1
    Correct identityExact requested MPN or approved alternate
  2. 2
    Quantity and timingEnough parts on a usable schedule
  3. 3
    Source conditionsPackaging, route, and available documents
  4. 4
    Total commercial fitMOQ, landed value, validity, and terms

The cheapest unit price is not automatically the best quotation.

Direct answer: To compare BOM sourcing quotations, first confirm the exact part number and quantity coverage. Then compare MOQ, total order value, timing basis, packaging, source route, available documentation, alternate approval, freight, terms, and quote validity. Do not choose on unit price alone.

Ten Checks

What should a component quotation include?

Use one copy per important BOM line, or work through the checklist once for each supplier option being considered.

01

Part identity

Does the quote show the complete manufacturer part number, including every suffix?

Record: Manufacturer, exact MPN, package, grade, and any customer-approved deviation.
02

Quantity coverage

Does the offered quantity cover the requested quantity, or is the shortage clearly shown?

Record: Requested quantity, quoted quantity, split quantity, and any balance still open.
03

MOQ and order value

Is a low unit price tied to a larger minimum order than the project needs?

Record: MOQ, order multiple, quoted unit price, line total, and excess quantity.
04

Lead-time basis

Is the timing stated as ready-to-ship, supplier lead time, or an estimate?

Record: Lead time, quote date, expected ship date, and the event that starts the clock.
05

Packaging

Does the packaging suit production and match the quantity being quoted?

Record: Reel, tray, tube, cut tape, bulk, factory packaging, and packing quantity.
06

Source route

Is the channel type and its relevant limitation clear enough for the customer to decide?

Record: Manufacturer, authorized distribution, independent source, or another stated route.
07

Available documentation

Which requested records can the supplier actually provide for this part and order?

Record: Available invoice, channel, lot, date-code, certificate, or other order documentation.
08

Date code and lot

Are date-code, lot-consistency, labeling, or compliance requirements written into the quote?

Record: Required range, offered information, exceptions, and what remains to be confirmed.
09

Alternate control

Is every alternate separated from the requested part and held for engineering approval?

Record: Candidate MPN, comparison basis, unresolved differences, and approval status.
10

Commercial completeness

Can the buyer calculate the real landed decision instead of comparing unit price alone?

Record: Currency, validity, payment terms, freight, taxes, Incoterm, and open conditions.
Comparison Worksheet

Put three supplier options on the same page

Leave a field blank only when it is genuinely not applicable. Mark unknown information as open rather than treating it as confirmed.

Blank worksheet for comparing three component sourcing quotations
Comparison fieldOption AOption BOption C
Quotation reference
Exact requested part or alternate
Quantity covered
Unit price and line total
MOQ / order multiple
Lead time and timing basis
Packaging
Source-route note
Documentation confirmed
Freight, tax, and Incoterm
Quote validity
Open questions / customer action
Decision Rule

Reject uncertainty before optimizing price.

A commercially attractive quote still needs the correct part, sufficient quantity, usable timing, acceptable source conditions, and customer approval. Compare price after those conditions are visible.

See the rule applied to a sample response →
Pause Before Approval

Six quotation red flags

  • !A shortened or changed part number with no explanation
  • !Availability stated without quantity, timing basis, or quote validity
  • !A lower unit price that requires an unmentioned excess quantity
  • !An alternate placed on the quote as though it were the requested part
  • !Documentation described as guaranteed without confirming the supplier and part
  • !Inspection or authenticity claims with no stated method, scope, or report
How SongGlow Uses This

A comparison framework, not a stock promise

SongGlow receives the customer’s specified part numbers and quantities, searches potential sources, compares suitable quotations, and coordinates only the customer-approved order. SongGlow does not hold inventory or guarantee every BOM line can be sourced.

Source documentation varies by supplier and part. After receipt, SongGlow visually checks external packaging condition and visible order or label information, then photographs the packaging and labels. This is not laboratory authentication or electrical testing.

Need a Line-by-Line Response?

Send the BOM and requested quantities.

We will organize suitable options and open questions for review.

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