MIFARE DESFire EV2 vs ICODE SLIX2
MIFARE DESFire EV2 offers 2-32 KB memory with AES-128 + proximity check security, making it ideal for high-security transit, national ID, government. ICODE SLIX2 provides 2560 bits with 64-bit password security, suited for library management, industrial tracking, pharmaceutical.
MIFARE DESFire EV2
ICODE SLIX2
MIFARE DESFire EV2 vs ICODE SLIX2
DESFire EV2 is a secure proximity card chip for credential applications. ICODE SLIX2 is an ISO 15693ISO 15693Standard for vicinity-range smart cards, 1+ meter read rangeView full → vicinity tag for item-level logistics. They operate on different RF standards and serve different industries.
Overview
MIFARE DESFire EV2: ISO 14443ISO 14443Standard for contactless smart cards at 13.56 MHz (Types A and B)View full →-4 (NFC-A), AES-128, Proximity Check, 2–32 KB, 0–10 cm.
ICODE SLIX2: ISO 15693 (NFC-V), 320 bytes, 64-bit password, EAS, up to 1 m range.
Key Differences
- Protocol: EV2 uses ISO 14443-4 (NFC-A). SLIX2 uses ISO 15693 (NFC-V). Incompatible reader protocols.
- Security: EV2 provides AES-128 authenticationauthenticationIdentity verification of NFC tags/readers via passwords or cryptographyView full →/" class="text-cyan-600 dark:text-cyan-400 underline decoration-dotted decoration-cyan-300 dark:decoration-cyan-700 underline-offset-2 hover:decoration-solid transition-colors">mutual authenticationmutual authenticationTwo-way identity verification between reader and tagView full → with relay attack protection. SLIX2 provides a 64-bit write password — no mutual authentication.
- Range: EV2 operates within 10 cm. SLIX2 reads at up to 1 m.
- Memory: EV2 up to 32 KB; SLIX2 320 bytes.
- EAS: SLIX2 includes Electronic Article Surveillance for anti-theft gate detection.
Technical Comparison
| Parameter | MIFARE DESFire EV2 | ICODE SLIX2 |
|---|---|---|
| Standard | ISO 14443-4 (NFC-A) | ISO 15693 (NFC-V) |
| Memory | 2–32 KB | 320 bytes |
| Security | AES-128, Proximity Check | 64-bit password |
| Read range | 0–10 cm | 0–100 cm |
| EAS | No | Yes |
| Data rate | 106 kbps | 26.48 kbps |
| Typical cost (volume) | $0.50–$1.00 | $0.15–$0.35 |
Verdict
Not substitutes. EV2 for secure credential cards (transit, access, ID). SLIX2 for item-level logistics, library management, and pharmaceutical tracking with longer range requirements. Choose based on RF protocol, range, and application domain.
推荐
Choose MIFARE DESFire EV2 when you need relay attack protection via proximity check; choose ICODE SLIX2 when you need ISO 15693 with long read range (up to 1 m).