Divulgation commerciale : SwitchBridge propose des calculateurs B2B gratuits. Certains liens sortants sont des liens partenaires/affiliés pouvant générer une commission sans frais supplémentaires pour vous (Méthodologie et Conditions).
⇄ SwitchBridge
⚡ Evaluation Driver: Slow CRM call logging, per-minute trunking overages & hardware maintenance Illustrative Model (Editable) • Oct 2026

On-Premise PBX / Five9 Legacy vs Aircall Cloud Phone System: TCO & CSV Schema

Modélisez votre coût total de possession (TCO) sur 12 à 36 mois avec les coûts de transition, cumulez les remises annuelles et multi-devises, et mappez vos en-têtes CSV localement.

1. Calculateur de Coût Total (TCO) & Optimiseur de Tarifs

Ajustez votre utilisation, la périodicité de facturation et le coût de transition

Sales & Support Cloud Call Center
Actuel: On-Premise PBX / Five9 Legacy
--/mo
Total TCO: --
Alternative: Aircall Cloud Phone System
--/mo
Total TCO (incl. switch): --

Pricing Methodology Note: Because SaaS vendors often price via stepped tiers, email/contact brackets, or variable credit bundles, use the editable $/unit inputs and Credit Multiplier above to match your exact contract quote. Verify published tier rules at Aircall Cloud Phone System Official Pricing & Docs ↗.

Estimated Net TCO Difference
--
Break-even payback: --
Formula: --
Evaluating...
📢 Lien Commercial : Le bouton ci-dessous est un lien partenaire/affilié. Nous pouvons percevoir une commission sans coût supplémentaire pour vous.
Visiter le site officiel de Aircall Cloud Phone System et vérifier les tarifs →

2. Convertisseur Local d'En-têtes CSV

Tabular CSV Headers Only

Mappez vos colonnes CSV On-Premise PBX / Five9 Legacy vers le schéma Aircall Cloud Phone System localement dans votre navigateur. Note : Renomme uniquement les en-têtes de colonnes.

⚠️ Import Readiness & Consent Warning: Renaming CSV column headers does NOT make a file automatically import-ready. Custom attributes must be created in the target platform first, and unsubscribed/opt-out lists must be verified separately to preserve GDPR consent status. Does not convert JSON workflow blueprints.

Source (On-Premise PBX / Five9 Legacy) Target (Aircall Cloud Phone System) Field Type / Note
Agent_Extension→user_numberDocumented System Field
Full_Name→nameDocumented System Field
SIP_Trunk_ID→line_idDocumented System Field
Queue_Department→team_routingDocumented System Field

✅ Quand passer à Aircall Cloud Phone System est pertinent

  • Your primary cost driver is Slow CRM call logging, per-minute trunking overages & hardware maintenance and your monthly volume exceeds the break-even threshold shown above.
  • Your team can complete CSV data import and staff onboarding within your budgeted switching cost without disrupting active workflows.
  • You have verified that Aircall Cloud Phone System's current plan tier supports your required integrations and regional compliance rules.

✋ Quand rester sur On-Premise PBX / Five9 Legacy

  • Your one-time migration, custom API re-engineering, or staff retraining costs exceed the 12-to-24 month subscription difference.
  • You are locked into a multi-year agreement on On-Premise PBX / Five9 Legacy with early termination penalties.
  • Your workflow depends on custom legacy plugins that are not yet supported by Aircall Cloud Phone System.

3. Technical Sensitivity Benchmark: On-Premise PBX / Five9 Legacy vs Aircall Cloud Phone System

Schema Columns Mapped: 4 fields

The table below models 12-month Total Cost of Ownership across three volume tiers for Call Center Agents (including a baseline $150 one-time switching cost on the alternative plan). For credit-heavy or non-linear tier plans, use the interactive Credit Multiplier above.

Volume Scenario (Call Center Agents) Current (On-Premise PBX / Five9 Legacy) Alternative (Aircall Cloud Phone System) 12-Mo Net TCO Outcome
Low Scale (0.5x) (6 Call Center Agents)$630/mo ($7,560/yr)$180/mo ($2,310/yr incl. $150 switch)+$5,250 net reduction
Default Baseline (1.0x) (12 Call Center Agents)$1,140/mo ($13,680/yr)$360/mo ($4,470/yr incl. $150 switch)+$9,210 net reduction
High / Enterprise Scale (2.5x) (30 Call Center Agents)$2,670/mo ($32,040/yr)$900/mo ($10,950/yr incl. $150 switch)+$21,090 net reduction

Questions Fréquentes & Méthodologie TCO

How is Total Cost of Ownership (TCO) calculated between On-Premise PBX / Five9 Legacy and Aircall Cloud Phone System?

SwitchBridge models On-Premise PBX / Five9 Legacy (illustrative base $120/mo + $85.0 per Call Center Agents) against Aircall Cloud Phone System (base $0/mo + $30.0 per Call Center Agents), adding one-time switching costs and billing cycle adjustments. At a sample scenario of 12 Call Center Agents, estimated monthly costs are ~$1140/mo vs ~$360/mo before switching expenses.

How do I map On-Premise PBX / Five9 Legacy CSV headers to Aircall Cloud Phone System import format?

Exported On-Premise PBX / Five9 Legacy CSV columns (Agent_Extension, Full_Name, SIP_Trunk_ID, Queue_Department) map to Aircall Cloud Phone System target columns (user_number, name, line_id, team_routing) using the local browser CSV header mapper above. Custom attributes must be defined in Aircall Cloud Phone System prior to import.

Is SwitchBridge free compared to paid SaaS deal clubs?

Yes. Unlike gated SaaS clubs that charge $199–$499/year for membership, all 61 SwitchBridge TCO calculators and local CSV schema mappers are 100% free ($0 forever) and require no account registration.

Related B2B Cost & CSV Comparison Tools