ICODE SLIX2 vs FeliCa Standard
ICODE SLIX2 offers 2560 bits memory with 64-bit password security, making it ideal for library management, industrial tracking, pharmaceutical. FeliCa Standard provides variable with 3DES mutual authentication security, suited for Japan/HK transit (Suica, Octopus), e-money, ID systems.
ICODE SLIX2
FeliCa Standard
ICODE SLIX2 vs FeliCa Standard
ICODE SLIX2 and FeliCa Standard operate on different RF protocols and serve entirely different industries. Their overlap in real deployments is negligible.
Overview
ICODE SLIX2: ISO 15693ISO 15693Standard for vicinity-range smart cards, 1+ meter read rangeView full → (NFC-V), 320 bytes, 64-bit password, EAS, up to 1 m range. Item-level logistics and library management chip.
FeliCa Standard: NFC-F (JIS X 6319-4), 3DES 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 →, ~8 KB, 212/424 kbps. Japan and Hong Kong transit, e-money, and loyalty card platform.
Key Differences
- Protocol: SLIX2 uses ISO 15693 (NFC-V, vicinity standard). FeliCa uses NFC-F (ISO 18092 / JIS X 6319-4, proximity proprietary). Incompatible reader protocols.
- Read rangeRead rangeMaximum communication distance between reader and tagView full →: SLIX2 at up to 1 m enables hands-free item scanning. FeliCa operates within 10 cm — deliberate tap required.
- Security: FeliCa uses 3DES mutual authentication for transit e-money and identity. SLIX2 uses a 64-bit password — suitable for basic write protection, not mutual auth.
- Speed: FeliCa at 212/424 kbps is ~8–16× faster than SLIX2's 26.48 kbps.
- Use case: SLIX2 is an item-tracking chip for objects. FeliCa is a credential chip for people.
Technical Comparison
| Parameter | ICODE SLIX2 | FeliCa Standard |
|---|---|---|
| Standard | ISO 15693 (NFC-V) | NFC-F |
| Memory | 320 bytes | ~8 KB |
| Read range | 0–100 cm | 0–10 cm |
| Data rate | 26.48 kbps | 212 / 424 kbps |
| Security | 64-bit password | 3DES |
| EAS | Yes | No |
| Mutual authentication | No | Yes |
| Geography | Global | Japan, Hong Kong |
| Typical cost (volume) | $0.15–$0.35 | $0.30–$0.80 |
Use Cases
SLIX2: library books, pharmaceutical items, garments, archival assets — wherever ISO 15693 item tracking and EAS detection are needed.
FeliCa Standard: Japan and Hong Kong transit, e-money, employee ID — wherever NFC-F proximity transactions are the required infrastructure.
Verdict
No meaningful competition. SLIX2 is an item-tracking chip; FeliCa Standard is a personal credential chip. They operate on different RF protocols and serve different industries. Select based on application domain, required RF standard, and geographic market.
Рекомендация
Choose ICODE SLIX2 when you need ISO 15693 with long read range (up to 1 m); choose FeliCa Standard when you need ultra-fast 212/424 kbps transaction speed.