Aircall vs. Dialpad (vs. ZoomInfo): How Do They Compare in 2026?

Choosing between Aircall vs. Dialpad for your business phone system often comes down to five questions:

• Do you need a focused cloud phone system or a unified communications platform covering voice, video, and messaging?

• How important is built-in AI for real-time coaching, transcription, and autonomous call handling?

• Are you a small team that values quick setup, or an enterprise consolidating dozens of phone systems?

• Do your sales reps spend more time dialing or figuring out who to dial and what to say?

• Is your biggest bottleneck the phone system itself, or the intelligence feeding into it?

In short, here's what we recommend:

Aircall is a cloud phone system built for sales and support teams that want to start fast. With 200+ integrations, local numbers in 100+ countries, and an intuitive interface, Aircall takes the friction out of business calling. Its newer AI features, including AI Voice Agent for 24/7 autonomous call handling and AI Assist Pro for live coaching, add intelligence to the call itself. The trade-offs: a 3-user minimum on all plans, pricing that climbs with add-ons, and call quality that varies with internet stability.

Dialpad is a unified communications platform that puts voice, video, messaging, and contact center functionality into one workspace. Built on DialpadGPT, a proprietary language model trained on seven billion conversation minutes, Dialpad delivers real-time transcription, AI coaching, and predictive CSAT scoring across every interaction. Its 100% uptime SLA and AI Agent for autonomous customer resolution push it toward enterprise territory. The trade-offs: a steeper learning curve, escalating add-on pricing beyond the entry-level $15/user, and peak-load quality issues reported in enterprise deployments.

Both platforms handle the communication infrastructure well. But here's what most buyers overlook: the biggest bottleneck in sales and support isn't the phone system. It's knowing which accounts to prioritize, which contacts to reach, and what to say when they pick up. That's a data and intelligence problem, not a telephony problem.

ZoomInfo is a B2B data and GTM intelligence platform built on a large-scale data foundation: 500M contacts, 100M companies, 135M+ verified phone numbers, and 200M+ verified business emails. Its GTM Context Graph processes 1.5B+ data points daily, combining your CRM records, conversation transcripts, and behavioral signals with ZoomInfo's third-party intelligence to reveal not just who to call, but why now and what to say. Whether your team uses Aircall, Dialpad, or any other phone system, ZoomInfo feeds into it through APIs and MCP, GTM Workspace for sellers, or GTM Studio for marketers and RevOps.

If you want your phone system to connect calls and ZoomInfo to tell your team which calls to make, see how ZoomInfo works with your existing stack.

Aircall vs. Dialpad vs. ZoomInfo at a glance

Two phone systems that solve different problems

Aircall and Dialpad are both cloud-based, both AI-enhanced, and both integrate with major CRMs. But they were built for different buyers.

Aircall started as a cloud phone system and evolved into what it calls an "AI-powered communications platform". Despite the expanded branding, its core strength hasn't changed: getting a business phone system running quickly with strong CRM connectivity. Users describe Aircall's interface as intuitive, and setup takes minutes rather than days. A 10-person sales team at a growing company can have everyone making and receiving calls within an afternoon.

Dialpad was founded by Google Voice's creator and designed from day one as a unified platform covering voice, video, messaging, and contact center. Where Aircall focused on the phone first and added AI later, Dialpad invested in AI starting in 2018 and built its proprietary DialpadGPT model on seven billion conversation minutes. For an enterprise like Beacon Mobility, which consolidated 26-30 phone systems onto one platform, Dialpad's breadth is the point.

The choice depends on what you need: a phone system that works immediately (Aircall) or a communications platform that covers every channel (Dialpad).

But neither platform solves the upstream problem

Here's what gets lost in the Aircall vs. Dialpad debate: both platforms assume your team already knows who to call.

A sales rep opens Aircall or Dialpad, sees a call list, and starts dialing. But where did that list come from? Is the rep calling the right accounts? Are those phone numbers still valid? Is this prospect actually in-market, or cold?

This is where ZoomInfo changes the equation. Instead of improving what happens during the call, ZoomInfo improves everything that happens before it.

ZoomInfo's database (500M contacts, 100M companies, 135M+ verified phone numbers, 120M direct dials) means your reps dial numbers that connect. In a Fortune 500 competitive RFP analyzing 25 million contacts across vendors, an independent consultant concluded that "no other competitor came even close" to ZoomInfo's data quality.

But verified contact data is the starting point. ZoomInfo's GTM Context Graph processes 1.5B+ data points daily, combining your CRM records, conversation transcripts, and behavioral signals with ZoomInfo's third-party intelligence. The result: your rep doesn't just know the CFO's direct dial. They know the CFO joined the last call, asked about six-month ROI (a pattern that correlates with closed-won deals in your segment), and that the company is researching your competitor. That context shapes the conversation before the rep picks up the phone.

Seismic's sales team attributed 39% of active pipeline to opportunities identified by ZoomInfo signals and saved 11.5 hours per week per seller. Thomson Reuters increased closed-won deals by 40%. These results came from knowing who to call and why, not from switching phone systems.

AI capabilities: built-in vs. bolt-on

Both platforms market themselves as AI-powered, but their approaches differ.

Dialpad's AI is built into the platform. DialpadGPT runs on every call, every meeting, every message. Real-time transcription, sentiment analysis, AI Recaps, and AI CSAT scoring (87% accuracy across 100% of conversations) come standard. There's no separate AI add-on license. The AI isn't optional because it's not separate from the product. In six months after launching AI Recaps, the platform generated over 250 million recaps.

Dialpad's AI Agent goes further. Instead of handling calls with basic IVR menus, it runs multi-step workflows autonomously: order status checks, appointment scheduling, and 2FA authentication across five channels (voice, web chat, SMS, email, and WhatsApp). It works in 60+ languages and uses conversation-based pricing where customers pay nothing if no work is done.

Source: Dialpad

Aircall's AI is modular. The base platform includes call recording and basic analytics, but the real AI features come as separate products: AI Assist at $9/user/month for post-call summaries and topic recognition, AI Assist Pro at $49/user/month for live transcription and real-time coaching with sales methodology playbooks, and AI Voice Agent for autonomous inbound call handling (usage-based pricing starting at $0.14/minute in bundles).

Source: Aircall

The modular approach means you pay only for the AI you use. A support team that just needs call summaries can add AI Assist without paying for live coaching. But costs add up. A Professional plan user ($50/month) with AI Assist Pro ($49/month) pays $99/user/month before any AI Voice Agent minutes, approaching or exceeding Dialpad's pricing for AI that comes included.

Aircall's AI Voice Agent offers one thing Dialpad's doesn't: 50 free minutes per month per account, giving teams a low-risk way to test autonomous call handling. But Dialpad's AI Agent covers more channels and handles more complex workflows.

But both approaches focus on AI inside the call itself. They help reps respond better in the moment, summarize conversations, or automate parts of the interaction. What they don’t do is determine whether that call should have happened in the first place.

That’s where ZoomInfo’s AI operates at a different layer. Instead of optimizing conversations after they start, ZoomInfo’s GTM Context Graph analyzes 1.5B+ data points daily to identify which accounts are in-market, which contacts are part of the buying committee, and what signals indicate urgency. The result is AI that doesn’t just coach the conversation, it informs whether the conversation is worth having at all.

Integration depth varies significantly

Aircall's integration ecosystem is its competitive advantage over Dialpad. With 200+ native integrations covering CRM, helpdesk, and e-commerce platforms, Aircall connects to Salesforce, HubSpot, Zendesk, Intercom, Pipedrive, and Shopify with minimal setup. Customers consistently cite integration depth as their reason for choosing Aircall. The platform's REST API and webhook system support custom integrations, and the Everywhere SDK lets developers embed Aircall functionality into other applications.

Source: Aircall

Dialpad's integration list is smaller but growing. It covers the major platforms (Salesforce, HubSpot, Zendesk, Microsoft Teams, Google Workspace) and offers an App Marketplace and developer APIs. Users note limited niche integrations. For teams on standard CRM stacks, Dialpad integrates fine. For teams with specialized tooling, Aircall's broader ecosystem gives more flexibility.

Source: Dialpad

ZoomInfo approaches integration from the other direction. Rather than connecting to phone systems, ZoomInfo connects to everything those phone systems feed from. The ZoomInfo App Marketplace lists 120+ integrations spanning CRM, marketing automation, sales engagement, and data warehouses. API access comes included in all relevant plans, and the MCP server lets AI agents query ZoomInfo data directly. A rep using Aircall or Dialpad with ZoomInfo gets verified contacts pushed into their CRM, intent signals triggering call lists, and account context surfaced before they dial.

Pricing comparison: what you actually pay

The published prices tell one story. The actual cost tells another.

Aircall starts at $30/user/month (annual billing) for the Essentials plan, but requires a 3-user minimum, so your entry price is $90/month. The Professional plan costs $50/user/month and includes features most teams need (Salesforce integration, Power Dialer, advanced analytics, and AI Assist). But AI Assist Pro adds $49/user/month, Analytics+ adds $15/user/month, and AI Voice Agent minutes beyond the 50 free monthly minutes are billed separately. A fully loaded Aircall seat can exceed $100/user/month. Additional phone numbers cost $6/month each, international calls are extra, and toll-free inbound calls aren't included in any plan.

Dialpad Connect starts at $15/user/month (annual) for the Standard plan, which includes unlimited call recording, real-time AI transcription, and Google Workspace integration. The Pro plan at $25/user/month adds Salesforce integration and 24/7 phone support. AI features (transcription, sentiment analysis, AI Recaps) are included at no extra charge. However, Dialpad Support (contact center) and Dialpad Sell (sales dialer) are separate products with per-minute charges starting at $0.01/min inbound and $0.02/min outbound. The $15 headline price covers basic business communications, not a full contact center.

ZoomInfo uses custom-quoted pricing based on seats, credits, and features. There's no published dollar amount for paid plans. ZoomInfo Lite offers permanent free access with 10 monthly export credits, and a 7-day free trial gives access to the full platform. ZoomInfo is a premium investment, but the ROI math differs from a phone system. When Snowflake saw 200% higher conversion rates on accounts scored with ZoomInfo data, the cost per contact became trivial compared to the pipeline generated.

Call quality and reliability

For a phone system, uptime and call quality aren't features. They're prerequisites.

Dialpad makes the boldest claim: a 100% uptime SLA for enterprise UCaaS and CCaaS customers, with no maintenance windows required. This rests on a dual-cloud architecture with dedicated telephony engines across 12 global data centers. In practice, G2 reviews report call degradation during peak loads for large enterprise deployments, including dropped calls and one-way audio. Small teams get stable quality; large deployments sometimes don't.

Source: G2

Aircall claims 99.95% uptime with infrastructure hosted on AWS across 12 points of presence. Users praise the reliability for standard use, but call quality degrades with network congestion, and international and mobile calls draw more complaints. Aircall provides in-app network diagnostics to help identify issues, which is useful but also an acknowledgment that quality isn't always consistent.

Source: G2

Both platforms depend on stable internet. Neither will solve call quality problems for teams with unreliable connectivity.

Support tells you who the platform was built for

Aircall provides 24/5 chat support on Essentials and Professional plans. Phone support and 24/7 coverage are reserved for Custom plan customers (25-user minimum). Some users report slow support responsiveness, particularly around billing issues. For larger teams, Aircall offers dedicated account managers and onboarding assistance.

Source: Aircall

Dialpad offers 24/5 chat and web support on the Standard plan, with 24/7 coverage and phone support on Pro and Enterprise. Reviews are mixed: support is responsive during onboarding but can decline after go-live. Enterprise customers get named customer success managers and priority routing.

ZoomInfo provides support through its Help Center, ZoomInfo University (a free learning platform with role-specific courses and certifications), and phone support at +1 866-904-9666. Enterprise customers can access ZoomInfo Labs for professional services. ZoomInfo's 90-day onboarding program produced a 25% improvement in customer satisfaction scores.

Security and compliance comparison

All three platforms hold strong security certifications, but the specifics matter depending on your industry.

Aircall holds SOC 2 Type II, GDPR and CCPA compliance, and CSA CAIQ Level 1 certification. Data is encrypted with TLS 1.2 and AES 256, and AI data is anonymized before processing. Aircall states that call data is not used for AI training by third parties.

Dialpad matches with SOC 2 Type II, HIPAA readiness with one-click BAA, ISO 27001/27017/27018, and GDPR compliance. Its PII Redaction feature automatically protects sensitive information in transcripts. For healthcare organizations, Dialpad's HIPAA readiness is a differentiator over Aircall, which doesn't advertise HIPAA compliance.

ZoomInfo holds ISO 27001, ISO 27701, SOC 2 Type II, TRUSTe GDPR and CCPA certifications, all renewed annually. As a registered data broker in California and Vermont, ZoomInfo operates under stricter data handling requirements than most B2B platforms.

Aircall vs. Dialpad vs. ZoomInfo: Which should you choose?

These three platforms aren't competing for the same job. They serve different roles in your go-to-market stack.

Choose Aircall if:

• You need a business phone system running by end of day

• Deep CRM and helpdesk integrations are non-negotiable

• Your team is 3-50 people and doesn't need video conferencing or team messaging

• You want modular AI features you can add as needed

• Quick setup and a low learning curve matter more than platform breadth

Get your business phone system live today with Aircall, simple, fast, and built to scale.

Choose Dialpad if:

• You need voice, video, messaging, and contact center in one platform

• AI transcription, coaching, and CSAT scoring on every call matters

• You're consolidating multiple communication systems into one

• HIPAA compliance is a requirement

• You want AI included in the base price, not sold as add-ons

Unify calls, video, and messaging with Dialpad, with AI built in from day one.

Choose ZoomInfo if:

• Your team's biggest problem isn't the phone system (it's knowing who to call and why)

• You need verified direct-dial phone numbers and business emails at scale

• Buyer intent signals and account intelligence would change how you prioritize outreach

• You want AI that drafts contextual outreach and identifies in-market accounts before competitors do

• You need the intelligence layer to work across any phone system, CRM, or AI agent

Start with ZoomInfo Lite for free or request a full trial to see the data quality yourself.

The best sales teams don't choose between a good phone system and good intelligence. They pair a communication platform (Aircall or Dialpad) with ZoomInfo's data and GTM Context Graph. The phone system handles the call. ZoomInfo ensures it's the right call to make. That combination (dialing verified numbers to prioritized accounts with full context) is where pipeline gets built.

Aircall vs. Dialpad vs. ZoomInfo FAQ

What is the main difference between Aircall, Dialpad, and ZoomInfo?

Aircall is a cloud phone system focused on voice calls with deep CRM integrations and simple setup. Dialpad is a unified communications platform combining voice, video, messaging, and contact center functionality with AI built into every interaction. ZoomInfo is a B2B data and GTM intelligence platform that provides contact data, buyer intent signals, and account context to inform who to call and when, regardless of which phone system you use.

Which platform has better AI features, Aircall or Dialpad?

Dialpad's AI is more embedded. Its proprietary DialpadGPT model delivers real-time transcription, sentiment analysis, AI CSAT scoring, and AI Recaps on every call at no additional cost. Aircall's AI features are modular add-ons: AI Assist costs $9/user/month and AI Assist Pro costs $49/user/month. Both platforms offer AI-powered autonomous call handling, but Dialpad's AI Agent supports more channels (voice, web chat, SMS, email, WhatsApp) and 60+ languages compared to Aircall's voice-focused AI Voice Agent supporting 7 languages.

How does ZoomInfo work with Aircall or Dialpad?

ZoomInfo provides the data layer that feeds into your CRM, which then connects to Aircall or Dialpad. ZoomInfo enriches your CRM with verified contacts, direct-dial phone numbers, and buyer intent signals. When a rep opens their phone system, the call list is already populated with prioritized, verified contacts. ZoomInfo's intelligence flows into any tool through its API, MCP server, or native CRM integrations with Salesforce, HubSpot, and Microsoft Dynamics.

Which platform is more affordable for small teams?

Dialpad Connect starts at $15/user/month with no user minimum, making it the lowest entry point. Aircall starts at $30/user/month with a 3-user minimum ($90/month minimum spend). However, Dialpad's contact center and sales dialer products are priced separately with per-minute charges. ZoomInfo offers a permanent free tier (ZoomInfo Lite) with 10 monthly export credits and basic platform access, but paid plans are custom-quoted and designed for mid-market to enterprise teams.

Which platform has better call quality and reliability?

Dialpad offers a 100% uptime SLA for enterprise customers, backed by a dual-cloud architecture with 12 global data centers. Aircall claims 99.95% uptime on AWS-hosted infrastructure. Both platforms depend on stable internet for call quality. User reviews for both report occasional issues: Dialpad during peak enterprise loads, Aircall during network congestion or international calls.

Can Aircall or Dialpad help me find new prospects to call?

Neither Aircall nor Dialpad includes a contact database or prospecting tools. They handle calls after you already have contact information. ZoomInfo fills this gap with 500M contacts, 135M+ verified phone numbers, and buyer intent data that identifies which companies are researching solutions like yours. ZoomInfo's GTM Workspace provides AI-drafted outreach and prioritized account feeds that tell reps who to contact next.

Which platform is better for a full contact center operation?

Dialpad Support is the stronger contact center product, with omnichannel support across voice, web chat, SMS, email, and social media, plus workforce management, AI coaching, and autonomous AI Agents. Aircall covers inbound and outbound voice with IVR routing, call queuing, and AI Voice Agent, but lacks native video, digital messaging channels, and built-in workforce management. For enterprises running large contact centers, Dialpad's unified platform reduces the number of tools required.

Does ZoomInfo replace the need for a phone system?

No. ZoomInfo does not make or receive phone calls. It provides the intelligence layer that makes your phone system more effective: verified contact data, buyer intent signals, account research, and AI-generated outreach recommendations. ZoomInfo works alongside Aircall, Dialpad, or any other communication platform through CRM integrations, APIs, and its MCP server.