Comparison · 2026 edition
Stripe Radar vs Unit21: fraud prevention compared 2026.
Stripe Radar and Unit21 side by side in the Fraud Prevention Index 2026: scores, evidence, published facts and awards.
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Stripe Radar and Unit21 side by side in the Fraud Prevention Index 2026: scores, evidence, published facts and awards.
In the Fraud Prevention Index, Stripe Radar scores higher overall: 3.0 out of 5 (61 out of 100) against 2.9 (57), ranking 2 and 3 of 13. Stripe Radar scores higher for payment and e-money firms and fintechs and marketplaces; Unit21 scores higher for banks and lenders.
Overall and segment scores out of 100, and the score out of 5.
| Score | Stripe Radar | Unit21 |
|---|---|---|
| Score out of 5 | 3.0 | 2.9 |
| Score out of 100 | 61 | 57 |
| Overall rank | 2 of 13 | 3 of 13 |
| For banks and lenders (out of 100) | 64, rank 4 | 72, rank 2 |
| For payment and e-money firms (out of 100) | 62, rank 2 | 55, rank 4 |
| For fintechs and marketplaces (out of 100) | 58, rank 3 | 43, rank 7 |
| Type | Payment fraud prevention | Fraud and AML operations platform |
Each score with the evidence behind it.
| Criterion | Stripe Radar | Unit21 |
|---|---|---|
| Fraud coverage | 4/5 Payment fraud, account fraud, onboarding abuse and disputes published; scams not published. | 3/5 Payment fraud, account takeover and new account fraud published; scams and chargebacks not published. |
| Published pricing | 1/5 Only "starting at" prices published, which the method does not count. | 0/5 Not published on the pages read. |
| Detection signals | 3/5 Network-wide machine learning and bot detection published; behavioural biometrics not stated. | 5/5 Device, behaviour, shared consortium data and explainable decisions published. |
| Rules and case management | 3/5 Client rules with backtesting and analytics; case management and regulatory reporting not published. | 4/5 Configurable rules, case management and regulatory filing published; backtesting not stated. |
| Integration | 4/5 No-code start, APIs, SDKs and self-serve sign-up; no go-live time for outside processors. | 0/5 Not published on the pages read. |
| Security and clients | 3/5 PCI Level 1 published; no named regulated clients. | 4/5 SOC 2 Type II with regulated clients shown as logos; ISO 27001 not stated. |
Each criterion is scored 0 to 5 against the best published offer in the Fraud Prevention Index. 0 means not offered or not published. How it is scored
What each provider publishes on its own pages, read on 26 October 2026.
| Fact | Stripe Radar | Unit21 |
|---|---|---|
| Coverage | Transaction fraud prevention, account fraud prevention for platforms, multi-account and free trial abuse, and dispute management with Smart Disputes. Scams not published. | Fraud blocked "across RTP, FedNow, ACH, cards, crypto"; device risk score to stop "bots, account farms, and mule networks"; onboarding risk. Scams and chargebacks not published as products. |
| Pricing | Radar Standard "Starting at $10 per month", Plus "Starting at $14 per month", Pro "Starting at $20 per month" (platform tiers start at $20, $44 and $70); pay-as-you-go option; enterprise "Contact sales". | Not published on the pages read. |
| Signals | "AI trained on more than 70 trillion data points across the Stripe network"; bot detection. | Device Risk Score using "deep device and behavioral signals"; consortium "covering 80M+ adults in the U.S."; "explainable, fully auditable decisions". |
| Operations | Radar Plus: "Write and backtest custom rules, choose your risk tolerance, and get advanced analytics"; fraud analytics and alerting. | "Configurable rules, behavioral models, and AI agents"; Case Management; AI agents "pre-populate SARs, STRs, CTRs, 314(a), and goAML filings". |
| Integration | "Get started with zero code thanks to Stripe's built-in fraud protection"; APIs and SDKs; "can be used independently of Stripe Payments" for enterprises. | Not detailed on the pages read. |
| Security and clients | "Certified us to PCI Service Provider Level 1". Customer stories name FreshBooks and Anthropic. | SOC 2 Type I and Type II attested by Armanino; GDPR and CCPA compliant. Logos include Chime, Brex, Crypto.com, Sunrise Banks and Greendot Bank. |
| Date read | 26 October 2026 | 26 October 2026 |
Not published or not stated by Stripe Radar: coverage, detection signals, rules and case management and security and clients.
Not published or not stated by Unit21: coverage, pricing, rules and case management and security and clients.
Facts read on 26 October 2026 from: stripe.com/radar, stripe.com/radar/pricing, docs.stripe.com/security; and unit21.ai, unit21.ai/security.
Awards follow from the published scores and cannot be bought.
From each provider's strongest criteria and published terms.
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