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  <xs:element name="EstimatedFairValueOfWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="sbig_EstimatedFairValueOfWarrants"/>
  <xs:element name="RevenueRecognitionDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="sbig_RevenueRecognitionDetailsTable"/>
  <xs:element name="StockBasedCompensationDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="sbig_StockBasedCompensationDetailsTable"/>
  <xs:element name="CommonStockAdditionalCapitalSharesReservedForFutureIssuance" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="sbig_CommonStockAdditionalCapitalSharesReservedForFutureIssuance"/>
  <xs:element name="LeasesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="sbig_LeasesDetailsTable"/>
  <xs:element name="CommitmentsandContingenciesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="sbig_CommitmentsandContingenciesDetailsTable"/>
  <xs:element name="OffsetRelatedToOperatingExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="sbig_OffsetRelatedToOperatingExpenses"/>
  <xs:element name="FairValueMeasurementsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="sbig_FairValueMeasurementsDetailsTable"/>
  <xs:element name="FairValueOfPublicWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="sbig_FairValueOfPublicWarrants"/>
  <xs:element name="StockholdersEquityDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="sbig_StockholdersEquityDetailsTable"/>
  <xs:element name="SponsorEscrowAgreementSponsorEarnoutShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_SponsorEscrowAgreementSponsorEarnoutShares"/>
  <xs:element name="ContingentShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_ContingentShares"/>
  <xs:element name="SubsequentEventsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="sbig_SubsequentEventsDetailsTable"/>
  <xs:element name="SubsequentEventsDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_SubsequentEventsDetailsLineItems"/>
  <xs:element name="A2022LongTermIncentivePlanMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_A2022LongTermIncentivePlanMember"/>
  <xs:element name="BrandRevenueMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_BrandRevenueMember"/>
  <xs:element name="CommonStockOneMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_CommonStockOneMember"/>
  <xs:element name="CommonStockTwoMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_CommonStockTwoMember"/>
  <xs:element name="ConvertibleNoteMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_ConvertibleNoteMember"/>
  <xs:element name="ConvertibleWarrantMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_ConvertibleWarrantMember"/>
  <xs:element name="DataWarehouseMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_DataWarehouseMember"/>
  <xs:element name="DeferredFinancingCostsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_DeferredFinancingCostsMember"/>
  <xs:element name="DeferredRecognitionMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_DeferredRecognitionMember"/>
  <xs:element name="EightPercentConvertibleNotesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_EightPercentConvertibleNotesMember"/>
  <xs:element name="EightPercentSecuredConvertibleNotesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_EightPercentSecuredConvertibleNotesMember"/>
  <xs:element name="GoingConcernAndLiquidityMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_GoingConcernAndLiquidityMember"/>
  <xs:element name="OneCustomerMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_OneCustomerMember"/>
  <xs:element name="OneVendorMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_OneVendorMember"/>
  <xs:element name="PrivatePlacementWarrantMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_PrivatePlacementWarrantMember"/>
  <xs:element name="PublicWarrantsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_PublicWarrantsMember"/>
  <xs:element name="RedeemableWarrantsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_RedeemableWarrantsMember"/>
  <xs:element name="RetailRevenueMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_RetailRevenueMember"/>
  <xs:element name="SecuredConvertibleNotesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_SecuredConvertibleNotesMember"/>
  <xs:element name="SecuredTermNotesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_SecuredTermNotesMember"/>
  <xs:element name="SeniorSecuredConvertibleNotesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_SeniorSecuredConvertibleNotesMember"/>
  <xs:element name="SeniorSecuredOriginalIssueDiscountConvertibleNoteMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_SeniorSecuredOriginalIssueDiscountConvertibleNoteMember"/>
  <xs:element name="SharesSubjectToContingentsEarnOutMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_SharesSubjectToContingentsEarnOutMember"/>
  <xs:element name="SharesSubjectToConvertibleNotesStockConversionMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_SharesSubjectToConvertibleNotesStockConversionMember"/>
  <xs:element name="SharesSubjectToOutstandingCommonStockOptionsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_SharesSubjectToOutstandingCommonStockOptionsMember"/>
  <xs:element name="SharesSubjectToWarrantsStockConversionMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_SharesSubjectToWarrantsStockConversionMember"/>
  <xs:element name="SharesUnvestedAndSubjectToExerciseOfStockOptionsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_SharesUnvestedAndSubjectToExerciseOfStockOptionsMember"/>
  <xs:element name="TermNoteMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_TermNoteMember"/>
  <xs:element name="TwelvePercentSecuredTermNotesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_TwelvePercentSecuredTermNotesMember"/>
  <xs:element name="TwoCustomersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_TwoCustomersMember"/>
  <xs:element name="TwoVendorMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_TwoVendorMember"/>
  <xs:element name="WarrantLiabilitiesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_WarrantLiabilitiesMember"/>
  <xs:element name="DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="sbig_DocumentAndEntityInformationAbstract"/>
</xs:schema>
